@@ -249,3 +249,5 @@ Release/
/git.VC.db
*.dSYM
/contrib/buildsystems/out
+/makeheaders
+/abspath.h
@@ -1,5 +1,21 @@
# The default target of this Makefile is...
-all::
+all:: hdr
+
+
+# In parallel mode things goes up and down.
+.NOTPARALLEL:
+
+# compile header
+.PHONY: hdr
+hdr:: makeheaders
+hdr:: abspath.h
+
+makeheaders: tools/makeheaders.c
+ $(CC) -o $@ $<
+
+abspath.h: abspath.c
+ ./makeheaders $<
+
# Import tree-wide shared Makefile behavior and libraries
include shared.mak
@@ -3098,7 +3114,7 @@ $(SP_OBJ): %.sp: %.c %.o
>$@
.PHONY: sparse
-sparse: $(SP_OBJ)
+sparse: hdr $(SP_OBJ)
EXCEPT_HDRS := $(GENERATED_H) unicode-width.h compat/% xdiff/%
ifndef NETTLE_SHA256
@@ -3174,7 +3190,7 @@ $(COCCI_TEST_RES_GEN): .build/contrib/coccinelle/tests/%.res : contrib/coccinell
.PHONY: coccicheck-test
coccicheck-test: $(COCCI_TEST_RES_GEN)
-coccicheck: coccicheck-test
+coccicheck: hdr coccicheck-test
coccicheck: $(addsuffix .patch,$(filter-out %.pending.cocci,$(wildcard contrib/coccinelle/*.cocci)))
# See contrib/coccinelle/README
@@ -3394,6 +3410,7 @@ ifneq ($(INCLUDE_DLLS_IN_ARTIFACTS),)
OTHER_PROGRAMS += $(shell echo *.dll t/helper/*.dll)
endif
+artifacts-tar:: hdr
artifacts-tar:: $(ALL_COMMANDS_TO_INSTALL) $(SCRIPT_LIB) $(OTHER_PROGRAMS) \
GIT-BUILD-OPTIONS $(TEST_PROGRAMS) $(test_bindir_programs) \
$(MOFILES)
@@ -3450,6 +3467,8 @@ cocciclean:
$(RM) contrib/coccinelle/*.cocci.patch*
clean: profile-clean coverage-clean cocciclean
+ $(RM) -r makeheaders
+ $(RM) -r abspath.h
$(RM) -r .build
$(RM) po/git.pot po/git-core.pot
$(RM) git.res
@@ -262,6 +262,16 @@ char *absolute_pathdup(const char *path)
return strbuf_detach(&sb, NULL);
}
+/*
+ * Concatenate "prefix" (if len is non-zero) and "path", with no
+ * connecting characters (so "prefix" should end with a "/").
+ * Unlike prefix_path, this should be used if the named file does
+ * not have to interact with index entry; i.e. name of a random file
+ * on the filesystem.
+ *
+ * The return value is always a newly allocated string (even if the
+ * prefix was empty).
+ */
char *prefix_filename(const char *pfx, const char *arg)
{
struct strbuf path = STRBUF_INIT;
@@ -646,18 +646,6 @@ const char *setup_git_directory(void);
char *prefix_path(const char *prefix, int len, const char *path);
char *prefix_path_gently(const char *prefix, int len, int *remaining, const char *path);
-/*
- * Concatenate "prefix" (if len is non-zero) and "path", with no
- * connecting characters (so "prefix" should end with a "/").
- * Unlike prefix_path, this should be used if the named file does
- * not have to interact with index entry; i.e. name of a random file
- * on the filesystem.
- *
- * The return value is always a newly allocated string (even if the
- * prefix was empty).
- */
-char *prefix_filename(const char *prefix, const char *path);
-
int check_filename(const char *prefix, const char *name);
void verify_filename(const char *prefix,
const char *name,
@@ -1299,14 +1287,7 @@ static inline int is_absolute_path(const char *path)
{
return is_dir_sep(path[0]) || has_dos_drive_prefix(path);
}
-int is_directory(const char *);
-char *strbuf_realpath(struct strbuf *resolved, const char *path,
- int die_on_error);
-char *strbuf_realpath_forgiving(struct strbuf *resolved, const char *path,
- int die_on_error);
-char *real_pathdup(const char *path, int die_on_error);
-const char *absolute_path(const char *path);
-char *absolute_pathdup(const char *path);
+#include "abspath.h"
const char *remove_leading_path(const char *in, const char *prefix);
const char *relative_path(const char *in, const char *prefix, struct strbuf *sb);
int normalize_path_copy_len(char *dst, const char *src, int *prefix_len);
@@ -741,6 +741,20 @@ endif()
#git
parse_makefile_for_sources(git_SOURCES "BUILTIN_OBJS")
+
+# makeheaders
+add_executable(makeheaders ${CMAKE_SOURCE_DIR}/tools/makeheaders.c)
+
+add_custom_target(abspath.h
+ DEPENDS
+ "${CMAKE_SOURCE_DIR}/abspath.c" "makeheaders"
+ COMMAND
+ makeheaders ${CMAKE_SOURCE_DIR}/abspath.c
+)
+
+add_dependencies(libgit makeheaders abspath.h)
+
+
list(TRANSFORM git_SOURCES PREPEND "${CMAKE_SOURCE_DIR}/")
add_executable(git ${CMAKE_SOURCE_DIR}/git.c ${git_SOURCES})
target_link_libraries(git common-main)
new file mode 100644
@@ -0,0 +1,3815 @@
+/*
+** This program is free software; you can redistribute it and/or
+** modify it under the terms of the Simplified BSD License (also
+** known as the "2-Clause License" or "FreeBSD License".)
+**
+** Copyright 1993 D. Richard Hipp. All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or
+** without modification, are permitted provided that the following
+** conditions are met:
+**
+** 1. Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+**
+** 2. Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+**
+** This software is provided "as is" and any express or implied warranties,
+** including, but not limited to, the implied warranties of merchantability
+** and fitness for a particular purpose are disclaimed. In no event shall
+** the author or contributors be liable for any direct, indirect, incidental,
+** special, exemplary, or consequential damages (including, but not limited
+** to, procurement of substitute goods or services; loss of use, data or
+** profits; or business interruption) however caused and on any theory of
+** liability, whether in contract, strict liability, or tort (including
+** negligence or otherwise) arising in any way out of the use of this
+** software, even if advised of the possibility of such damage.
+**
+** This program is distributed in the hope that it will be useful,
+** but without any warranty; without even the implied warranty of
+** merchantability or fitness for a particular purpose.
+*/
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <memory.h>
+#include <sys/stat.h>
+#include <assert.h>
+#include <string.h>
+
+#if defined(__MINGW32__) || defined(__DMC__) || defined(_MSC_VER) || \
+ defined(__POCC__)
+#ifndef WIN32
+#define WIN32
+#endif
+#else
+#include <unistd.h>
+#endif
+
+/*
+** Macros for debugging.
+*/
+#ifdef DEBUG
+static int debugMask = 0;
+#define debug0(F, M) \
+ if ((F)&debugMask) { \
+ fprintf(stderr, M); \
+ }
+#define debug1(F, M, A) \
+ if ((F)&debugMask) { \
+ fprintf(stderr, M, A); \
+ }
+#define debug2(F, M, A, B) \
+ if ((F)&debugMask) { \
+ fprintf(stderr, M, A, B); \
+ }
+#define debug3(F, M, A, B, C) \
+ if ((F)&debugMask) { \
+ fprintf(stderr, M, A, B, C); \
+ }
+#define PARSER 0x00000001
+#define DECL_DUMP 0x00000002
+#define TOKENIZER 0x00000004
+#else
+#define debug0(Flags, Format)
+#define debug1(Flags, Format, A)
+#define debug2(Flags, Format, A, B)
+#define debug3(Flags, Format, A, B, C)
+#endif
+
+/*
+** The following macros are purely for the purpose of testing this
+** program on itself. They don't really contribute to the code.
+*/
+#define INTERFACE 1
+#define EXPORT_INTERFACE 1
+#define EXPORT
+
+/*
+** Each token in a source file is represented by an instance of
+** the following structure. Tokens are collected onto a list.
+*/
+typedef struct Token Token;
+struct Token {
+ const char *zText; /* The text of the token */
+ int nText; /* Number of characters in the token's text */
+ int eType; /* The type of this token */
+ int nLine; /* The line number on which the token starts */
+ Token *pComment; /* Most recent block comment before this token */
+ Token *pNext; /* Next token on the list */
+ Token *pPrev; /* Previous token on the list */
+};
+
+/*
+** During tokenization, information about the state of the input
+** stream is held in an instance of the following structure
+*/
+typedef struct InStream InStream;
+struct InStream {
+ const char *z; /* Complete text of the input */
+ int i; /* Next character to read from the input */
+ int nLine; /* The line number for character z[i] */
+};
+
+/*
+** Each declaration in the C or C++ source files is parsed out and stored as
+** an instance of the following structure.
+**
+** A "forward declaration" is a declaration that an object exists that
+** doesn't tell about the objects structure. A typical forward declaration
+** is:
+**
+** struct Xyzzy;
+**
+** Not every object has a forward declaration. If it does, thought, the
+** forward declaration will be contained in the zFwd field for C and
+** the zFwdCpp for C++. The zDecl field contains the complete
+** declaration text.
+*/
+typedef struct Decl Decl;
+struct Decl {
+ char *zName; /* Name of the object being declared. The appearance
+ ** of this name is a source file triggers the declaration
+ ** to be added to the header for that file. */
+ const char *zFile; /* File from which extracted. */
+ char *zIf; /* Surround the declaration with this #if */
+ char *zFwd; /* A forward declaration. NULL if there is none. */
+ char *zFwdCpp; /* Use this forward declaration for C++. */
+ char *zDecl; /* A full declaration of this object */
+ char *zExtra; /* Extra declaration text inserted into class objects */
+ int extraType; /* Last public:, protected: or private: in zExtraDecl */
+ struct Include *pInclude; /* #includes that come before this declaration
+ */
+ int flags; /* See the "Properties" below */
+ Token *pComment; /* A block comment associated with this declaration */
+ Token tokenCode; /* Implementation of functions and procedures */
+ Decl *pSameName; /* Next declaration with the same "zName" */
+ Decl *pSameHash; /* Next declaration with same hash but different zName
+ */
+ Decl *pNext; /* Next declaration with a different name */
+};
+
+/*
+** Properties associated with declarations.
+**
+** DP_Forward and DP_Declared are used during the generation of a single
+** header file in order to prevent duplicate declarations and definitions.
+** DP_Forward is set after the object has been given a forward declaration
+** and DP_Declared is set after the object gets a full declarations.
+** (Example: A forward declaration is "typedef struct Abc Abc;" and the
+** full declaration is "struct Abc { int a; float b; };".)
+**
+** The DP_Export and DP_Local flags are more permanent. They mark objects
+** that have EXPORT scope and LOCAL scope respectively. If both of these
+** marks are missing, then the object has library scope. The meanings of
+** the scopes are as follows:
+**
+** LOCAL scope The object is only usable within the file in
+** which it is declared.
+**
+** library scope The object is visible and usable within other
+** files in the same project. By if the project is
+** a library, then the object is not visible to users
+** of the library. (i.e. the object does not appear
+** in the output when using the -H option.)
+**
+** EXPORT scope The object is visible and usable everywhere.
+**
+** The DP_Flag is a temporary use flag that is used during processing to
+** prevent an infinite loop. It's use is localized.
+**
+** The DP_Cplusplus, DP_ExternCReqd and DP_ExternReqd flags are permanent
+** and are used to specify what type of declaration the object requires.
+*/
+#define DP_Forward 0x001 /* Has a forward declaration in this file */
+#define DP_Declared 0x002 /* Has a full declaration in this file */
+#define DP_Export 0x004 /* Export this declaration */
+#define DP_Local 0x008 /* Declare in its home file only */
+#define DP_Flag \
+ 0x010 /* Use to mark a subset of a Decl list \
+ ** for special processing */
+#define DP_Cplusplus \
+ 0x020 /* Has C++ linkage and cannot appear in a \
+ ** C header file */
+#define DP_ExternCReqd \
+ 0x040 /* Prepend 'extern "C"' in a C++ header. \
+ ** Prepend nothing in a C header */
+#define DP_ExternReqd \
+ 0x080 /* Prepend 'extern "C"' in a C++ header if \
+ ** DP_Cplusplus is not also set. If DP_Cplusplus \
+ ** is set or this is a C header then \
+ ** prepend 'extern' */
+
+/*
+** Convenience macros for dealing with declaration properties
+*/
+#define DeclHasProperty(D, P) (((D)->flags & (P)) == (P))
+#define DeclHasAnyProperty(D, P) (((D)->flags & (P)) != 0)
+#define DeclSetProperty(D, P) (D)->flags |= (P)
+#define DeclClearProperty(D, P) (D)->flags &= ~(P)
+
+/*
+** These are state properties of the parser. Each of the values is
+** distinct from the DP_ values above so that both can be used in
+** the same "flags" field.
+**
+** Be careful not to confuse PS_Export with DP_Export or
+** PS_Local with DP_Local. Their names are similar, but the meanings
+** of these flags are very different.
+*/
+#define PS_Extern 0x000800 /* "extern" has been seen */
+#define PS_Export \
+ 0x001000 /* If between "#if EXPORT_INTERFACE" \
+ ** and "#endif" */
+#define PS_Export2 0x002000 /* If "EXPORT" seen */
+#define PS_Typedef 0x004000 /* If "typedef" has been seen */
+#define PS_Static 0x008000 /* If "static" has been seen */
+#define PS_Interface 0x010000 /* If within #if INTERFACE..#endif */
+#define PS_Method 0x020000 /* If "::" token has been seen */
+#define PS_Local 0x040000 /* If within #if LOCAL_INTERFACE..#endif */
+#define PS_Local2 0x080000 /* If "LOCAL" seen. */
+#define PS_Public 0x100000 /* If "PUBLIC" seen. */
+#define PS_Protected 0x200000 /* If "PROTECTED" seen. */
+#define PS_Private 0x400000 /* If "PRIVATE" seen. */
+#define PS_PPP 0x700000 /* If any of PUBLIC, PRIVATE, PROTECTED */
+
+/*
+** The following set of flags are ORed into the "flags" field of
+** a Decl in order to identify what type of object is being
+** declared.
+*/
+#define TY_Class 0x00100000
+#define TY_Subroutine 0x00200000
+#define TY_Macro 0x00400000
+#define TY_Typedef 0x00800000
+#define TY_Variable 0x01000000
+#define TY_Structure 0x02000000
+#define TY_Union 0x04000000
+#define TY_Enumeration 0x08000000
+#define TY_Defunct 0x10000000 /* Used to erase a declaration */
+
+/*
+** Each nested #if (or #ifdef or #ifndef) is stored in a stack of
+** instances of the following structure.
+*/
+typedef struct Ifmacro Ifmacro;
+struct Ifmacro {
+ int nLine; /* Line number where this macro occurs */
+ char *zCondition; /* Text of the condition for this macro */
+ Ifmacro *pNext; /* Next down in the stack */
+ int flags; /* Can hold PS_Export, PS_Interface or PS_Local flags */
+};
+
+/*
+** When parsing a file, we need to keep track of what other files have
+** be #include-ed. For each #include found, we create an instance of
+** the following structure.
+*/
+typedef struct Include Include;
+struct Include {
+ char *zFile; /* The name of file include. Includes "" or <> */
+ char *zIf; /* If not NULL, #include should be enclosed in #if */
+ char *zLabel; /* A unique label used to test if this #include has
+ * appeared already in a file or not */
+ Include *pNext; /* Previous include file, or NULL if this is the first
+ */
+};
+
+/*
+** Identifiers found in a source file that might be used later to provoke
+** the copying of a declaration into the corresponding header file are
+** stored in a hash table as instances of the following structure.
+*/
+typedef struct Ident Ident;
+struct Ident {
+ char *zName; /* The text of this identifier */
+ Ident *pCollide; /* Next identifier with the same hash */
+ Ident *pNext; /* Next identifier in a list of them all */
+};
+
+/*
+** A complete table of identifiers is stored in an instance of
+** the next structure.
+*/
+#define IDENT_HASH_SIZE 2237
+typedef struct IdentTable IdentTable;
+struct IdentTable {
+ Ident *pList; /* List of all identifiers in this table */
+ Ident *apTable[IDENT_HASH_SIZE]; /* The hash table */
+};
+
+/*
+** The following structure holds all information for a single
+** source file named on the command line of this program.
+*/
+typedef struct InFile InFile;
+struct InFile {
+ char *zSrc; /* Name of input file */
+ char *zHdr; /* Name of the generated .h file for this input.
+ ** Will be NULL if input is to be scanned only */
+ int flags; /* One or more DP_, PS_ and/or TY_ flags */
+ InFile *pNext; /* Next input file in the list of them all */
+ IdentTable idTable; /* All identifiers in this input file */
+};
+
+/*
+** An unbounded string is able to grow without limit. We use these
+** to construct large in-memory strings from lots of smaller components.
+*/
+typedef struct String String;
+struct String {
+ int nAlloc; /* Number of bytes allocated */
+ int nUsed; /* Number of bytes used (not counting nul terminator) */
+ char *zText; /* Text of the string */
+};
+
+/*
+** The following structure contains a lot of state information used
+** while generating a .h file. We put the information in this structure
+** and pass around a pointer to this structure, rather than pass around
+** all of the information separately. This helps reduce the number of
+** arguments to generator functions.
+*/
+typedef struct GenState GenState;
+struct GenState {
+ String *pStr; /* Write output to this string */
+ IdentTable *pTable; /* A table holding the zLabel of every #include that
+ * has already been generated. Used to avoid
+ * generating duplicate #includes. */
+ const char *zIf; /* If not NULL, then we are within a #if with
+ * this argument. */
+ int nErr; /* Number of errors */
+ const char *zFilename; /* Name of the source file being scanned */
+ int flags; /* Various flags (DP_ and PS_ flags above) */
+};
+
+/*
+** The following text line appears at the top of every file generated
+** by this program. By recognizing this line, the program can be sure
+** never to read a file that it generated itself.
+**
+** The "#undef INTERFACE" part is a hack to work around a name collision
+** in MSVC 2008.
+*/
+const char zTopLine[] =
+ "/* \aThis file was automatically generated. Do not edit! */\n"
+ "#undef INTERFACE\n";
+#define nTopLine (sizeof(zTopLine) - 1)
+
+/*
+** The name of the file currently being parsed.
+*/
+static const char *zFilename;
+
+/*
+** The stack of #if macros for the file currently being parsed.
+*/
+static Ifmacro *ifStack = 0;
+
+/*
+** A list of all files that have been #included so far in a file being
+** parsed.
+*/
+static Include *includeList = 0;
+
+/*
+** The last block comment seen.
+*/
+static Token *blockComment = 0;
+
+/*
+** The following flag is set if the -doc flag appears on the
+** command line.
+*/
+static int doc_flag = 0;
+
+/*
+** If the following flag is set, then makeheaders will attempt to
+** generate prototypes for static functions and procedures.
+*/
+static int proto_static = 0;
+
+/*
+** A list of all declarations. The list is held together using the
+** pNext field of the Decl structure.
+*/
+static Decl *pDeclFirst; /* First on the list */
+static Decl *pDeclLast; /* Last on the list */
+
+/*
+** A hash table of all declarations
+*/
+#define DECL_HASH_SIZE 3371
+static Decl *apTable[DECL_HASH_SIZE];
+
+/*
+** The TEST macro must be defined to something. Make sure this is the
+** case.
+*/
+#ifndef TEST
+#define TEST 0
+#endif
+
+#ifdef NOT_USED
+/*
+** We do our own assertion macro so that we can have more control
+** over debugging.
+*/
+#define Assert(X) \
+ if (!(X)) { \
+ CantHappen(__LINE__); \
+ }
+#define CANT_HAPPEN CantHappen(__LINE__)
+static void CantHappen(int iLine)
+{
+ fprintf(stderr, "Assertion failed on line %d\n", iLine);
+ *(char *)1 = 0; /* Force a core-dump */
+}
+#endif
+
+/*
+** Memory allocation functions that are guaranteed never to return NULL.
+*/
+static void *SafeMalloc(int nByte)
+{
+ void *p = malloc(nByte);
+ if (p == 0) {
+ fprintf(stderr, "Out of memory. Can't allocate %d bytes.\n",
+ nByte);
+ exit(1);
+ }
+ return p;
+}
+static void SafeFree(void *pOld)
+{
+ if (pOld) {
+ free(pOld);
+ }
+}
+static void *SafeRealloc(void *pOld, int nByte)
+{
+ void *p;
+ if (pOld == 0) {
+ p = SafeMalloc(nByte);
+ } else {
+ p = realloc(pOld, nByte);
+ if (p == 0) {
+ fprintf(stderr,
+ "Out of memory. Can't enlarge an allocation to %d bytes\n",
+ nByte);
+ exit(1);
+ }
+ }
+ return p;
+}
+static char *StrDup(const char *zSrc, int nByte)
+{
+ char *zDest;
+ if (nByte <= 0) {
+ nByte = strlen(zSrc);
+ }
+ zDest = SafeMalloc(nByte + 1);
+ strncpy(zDest, zSrc, nByte);
+ zDest[nByte] = 0;
+ return zDest;
+}
+
+/*
+** Return TRUE if the character X can be part of an identifier
+*/
+#define ISALNUM(X) ((X) == '_' || isalnum(X))
+
+/*
+** Routines for dealing with unbounded strings.
+*/
+static void StringInit(String *pStr)
+{
+ pStr->nAlloc = 0;
+ pStr->nUsed = 0;
+ pStr->zText = 0;
+}
+static void StringReset(String *pStr)
+{
+ SafeFree(pStr->zText);
+ StringInit(pStr);
+}
+static void StringAppend(String *pStr, const char *zText, int nByte)
+{
+ if (nByte <= 0) {
+ nByte = strlen(zText);
+ }
+ if (pStr->nUsed + nByte >= pStr->nAlloc) {
+ if (pStr->nAlloc == 0) {
+ pStr->nAlloc = nByte + 100;
+ pStr->zText = SafeMalloc(pStr->nAlloc);
+ } else {
+ pStr->nAlloc = pStr->nAlloc * 2 + nByte;
+ pStr->zText = SafeRealloc(pStr->zText, pStr->nAlloc);
+ }
+ }
+ strncpy(&pStr->zText[pStr->nUsed], zText, nByte);
+ pStr->nUsed += nByte;
+ pStr->zText[pStr->nUsed] = 0;
+}
+#define StringGet(S) ((S)->zText ? (S)->zText : "")
+
+/*
+** Compute a hash on a string. The number returned is a non-negative
+** value between 0 and 2**31 - 1
+*/
+static int Hash(const char *z, int n)
+{
+ int h = 0;
+ if (n <= 0) {
+ n = strlen(z);
+ }
+ while (n--) {
+ h = h ^ (h << 5) ^ *z++;
+ }
+ return h & 0x7fffffff;
+}
+
+/*
+** Given an identifier name, try to find a declaration for that
+** identifier in the hash table. If found, return a pointer to
+** the Decl structure. If not found, return 0.
+*/
+static Decl *FindDecl(const char *zName, int len)
+{
+ int h;
+ Decl *p;
+
+ if (len <= 0) {
+ len = strlen(zName);
+ }
+ h = Hash(zName, len) % DECL_HASH_SIZE;
+ p = apTable[h];
+ while (p &&
+ (strncmp(p->zName, zName, len) != 0 || p->zName[len] != 0)) {
+ p = p->pSameHash;
+ }
+ return p;
+}
+
+/*
+** Install the given declaration both in the hash table and on
+** the list of all declarations.
+*/
+static void InstallDecl(Decl *pDecl)
+{
+ int h;
+ Decl *pOther;
+
+ h = Hash(pDecl->zName, 0) % DECL_HASH_SIZE;
+ pOther = apTable[h];
+ while (pOther && strcmp(pDecl->zName, pOther->zName) != 0) {
+ pOther = pOther->pSameHash;
+ }
+ if (pOther) {
+ pDecl->pSameName = pOther->pSameName;
+ pOther->pSameName = pDecl;
+ } else {
+ pDecl->pSameName = 0;
+ pDecl->pSameHash = apTable[h];
+ apTable[h] = pDecl;
+ }
+ pDecl->pNext = 0;
+ if (pDeclFirst == 0) {
+ pDeclFirst = pDeclLast = pDecl;
+ } else {
+ pDeclLast->pNext = pDecl;
+ pDeclLast = pDecl;
+ }
+}
+
+/*
+** Look at the current ifStack. If anything declared at the current
+** position must be surrounded with
+**
+** #if STUFF
+** #endif
+**
+** Then this routine computes STUFF and returns a pointer to it. Memory
+** to hold the value returned is obtained from malloc().
+*/
+static char *GetIfString(void)
+{
+ Ifmacro *pIf;
+ char *zResult = 0;
+ int hasIf = 0;
+ String str;
+
+ for (pIf = ifStack; pIf; pIf = pIf->pNext) {
+ if (pIf->zCondition == 0 || *pIf->zCondition == 0)
+ continue;
+ if (!hasIf) {
+ hasIf = 1;
+ StringInit(&str);
+ } else {
+ StringAppend(&str, " && ", 4);
+ }
+ StringAppend(&str, pIf->zCondition, 0);
+ }
+ if (hasIf) {
+ zResult = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ } else {
+ zResult = 0;
+ }
+ return zResult;
+}
+
+/*
+** Create a new declaration and put it in the hash table. Also
+** return a pointer to it so that we can fill in the zFwd and zDecl
+** fields, and so forth.
+*/
+static Decl *CreateDecl(const char *zName, /* Name of the object being declared.
+ */
+ int nName /* Length of the name */
+)
+{
+ Decl *pDecl;
+
+ pDecl = SafeMalloc(sizeof(Decl) + nName + 1);
+ memset(pDecl, 0, sizeof(Decl));
+ pDecl->zName = (char *)&pDecl[1];
+ sprintf(pDecl->zName, "%.*s", nName, zName);
+ pDecl->zFile = zFilename;
+ pDecl->pInclude = includeList;
+ pDecl->zIf = GetIfString();
+ InstallDecl(pDecl);
+ return pDecl;
+}
+
+/*
+** Insert a new identifier into an table of identifiers. Return TRUE if
+** a new identifier was inserted and return FALSE if the identifier was
+** already in the table.
+*/
+static int IdentTableInsert(IdentTable *pTable, /* The table into which we will
+ insert */
+ const char *zId, /* Name of the identifiers */
+ int nId /* Length of the identifier name */
+)
+{
+ int h;
+ Ident *pId;
+
+ if (nId <= 0) {
+ nId = strlen(zId);
+ }
+ h = Hash(zId, nId) % IDENT_HASH_SIZE;
+ for (pId = pTable->apTable[h]; pId; pId = pId->pCollide) {
+ if (strncmp(zId, pId->zName, nId) == 0 &&
+ pId->zName[nId] == 0) {
+ /* printf("Already in table: %.*s\n",nId,zId); */
+ return 0;
+ }
+ }
+ pId = SafeMalloc(sizeof(Ident) + nId + 1);
+ pId->zName = (char *)&pId[1];
+ sprintf(pId->zName, "%.*s", nId, zId);
+ pId->pNext = pTable->pList;
+ pTable->pList = pId;
+ pId->pCollide = pTable->apTable[h];
+ pTable->apTable[h] = pId;
+ /* printf("Add to table: %.*s\n",nId,zId); */
+ return 1;
+}
+
+/*
+** Check to see if the given value is in the given IdentTable. Return
+** true if it is and false if it is not.
+*/
+static int IdentTableTest(IdentTable *pTable, /* The table in which to search */
+ const char *zId, /* Name of the identifiers */
+ int nId /* Length of the identifier name */
+)
+{
+ int h;
+ Ident *pId;
+
+ if (nId <= 0) {
+ nId = strlen(zId);
+ }
+ h = Hash(zId, nId) % IDENT_HASH_SIZE;
+ for (pId = pTable->apTable[h]; pId; pId = pId->pCollide) {
+ if (strncmp(zId, pId->zName, nId) == 0 &&
+ pId->zName[nId] == 0) {
+ return 1;
+ }
+ }
+ return 0;
+}
+
+/*
+** Remove every identifier from the given table. Reset the table to
+** its initial state.
+*/
+static void IdentTableReset(IdentTable *pTable)
+{
+ Ident *pId, *pNext;
+
+ for (pId = pTable->pList; pId; pId = pNext) {
+ pNext = pId->pNext;
+ SafeFree(pId);
+ }
+ memset(pTable, 0, sizeof(IdentTable));
+}
+
+#ifdef DEBUG
+/*
+** Print the name of every identifier in the given table, one per line
+*/
+static void IdentTablePrint(IdentTable *pTable, FILE *pOut)
+{
+ Ident *pId;
+
+ for (pId = pTable->pList; pId; pId = pId->pNext) {
+ fprintf(pOut, "%s\n", pId->zName);
+ }
+}
+#endif
+
+/*
+** Read an entire file into memory. Return a pointer to the memory.
+**
+** The memory is obtained from SafeMalloc and must be freed by the
+** calling function.
+**
+** If the read fails for any reason, 0 is returned.
+*/
+static char *ReadFile(const char *zFilename)
+{
+ struct stat sStat;
+ FILE *pIn;
+ char *zBuf;
+ int n;
+
+ if (stat(zFilename, &sStat) != 0
+#ifndef WIN32
+ || !S_ISREG(sStat.st_mode)
+#endif
+ ) {
+ return 0;
+ }
+ pIn = fopen(zFilename, "r");
+ if (pIn == 0) {
+ return 0;
+ }
+ zBuf = SafeMalloc(sStat.st_size + 1);
+ n = fread(zBuf, 1, sStat.st_size, pIn);
+ zBuf[n] = 0;
+ fclose(pIn);
+ return zBuf;
+}
+
+/*
+** Write the contents of a string into a file. Return the number of
+** errors
+*/
+static int WriteFile(const char *zFilename, const char *zOutput)
+{
+ FILE *pOut;
+ pOut = fopen(zFilename, "w");
+ if (pOut == 0) {
+ return 1;
+ }
+ fwrite(zOutput, 1, strlen(zOutput), pOut);
+ fclose(pOut);
+ return 0;
+}
+
+/*
+** Major token types
+*/
+#define TT_Space 1 /* Contiguous white space */
+#define TT_Id 2 /* An identifier */
+#define TT_Preprocessor 3 /* Any C preprocessor directive */
+#define TT_Comment 4 /* Either C or C++ style comment */
+#define TT_Number 5 /* Any numeric constant */
+#define TT_String 6 /* String or character constants. ".." or '.' */
+#define TT_Braces 7 /* All text between { and a matching } */
+#define TT_EOF 8 /* End of file */
+#define TT_Error 9 /* An error condition */
+#define TT_BlockComment \
+ 10 /* A C-Style comment at the left margin that \
+ * spans multiple lines */
+#define TT_Other 0 /* None of the above */
+
+/*
+** Get a single low-level token from the input file. Update the
+** file pointer so that it points to the first character beyond the
+** token.
+**
+** A "low-level token" is any token except TT_Braces. A TT_Braces token
+** consists of many smaller tokens and is assembled by a routine that
+** calls this one.
+**
+** The function returns the number of errors. An error is an
+** unterminated string or character literal or an unterminated
+** comment.
+**
+** Profiling shows that this routine consumes about half the
+** CPU time on a typical run of makeheaders.
+*/
+static int GetToken(InStream *pIn, Token *pToken)
+{
+ int i;
+ const char *z;
+ int cStart;
+ int c;
+ int startLine; /* Line on which a structure begins */
+ int nlisc = 0; /* True if there is a new-line in a ".." or '..' */
+ int nErr = 0; /* Number of errors seen */
+
+ z = pIn->z;
+ i = pIn->i;
+ pToken->nLine = pIn->nLine;
+ pToken->zText = &z[i];
+ switch (z[i]) {
+ case 0:
+ pToken->eType = TT_EOF;
+ pToken->nText = 0;
+ break;
+
+ case '#':
+ if (i == 0 || z[i - 1] == '\n' ||
+ (i > 1 && z[i - 1] == '\r' && z[i - 2] == '\n')) {
+ /* We found a preprocessor statement */
+ pToken->eType = TT_Preprocessor;
+ i++;
+ while (z[i] != 0 && z[i] != '\n') {
+ if (z[i] == '\\') {
+ i++;
+ if (z[i] == '\n')
+ pIn->nLine++;
+ }
+ i++;
+ }
+ pToken->nText = i - pIn->i;
+ } else {
+ /* Just an operator */
+ pToken->eType = TT_Other;
+ pToken->nText = 1;
+ }
+ break;
+
+ case ' ':
+ case '\t':
+ case '\r':
+ case '\f':
+ case '\n':
+ while (isspace(z[i])) {
+ if (z[i] == '\n')
+ pIn->nLine++;
+ i++;
+ }
+ pToken->eType = TT_Space;
+ pToken->nText = i - pIn->i;
+ break;
+
+ case '\\':
+ pToken->nText = 2;
+ pToken->eType = TT_Other;
+ if (z[i + 1] == '\n') {
+ pIn->nLine++;
+ pToken->eType = TT_Space;
+ } else if (z[i + 1] == 0) {
+ pToken->nText = 1;
+ }
+ break;
+
+ case '\'':
+ case '\"':
+ cStart = z[i];
+ startLine = pIn->nLine;
+ do {
+ i++;
+ c = z[i];
+ if (c == '\n') {
+ if (!nlisc) {
+ fprintf(stderr,
+ "%s:%d: (warning) Newline in string or character literal.\n",
+ zFilename, pIn->nLine);
+ nlisc = 1;
+ }
+ pIn->nLine++;
+ }
+ if (c == '\\') {
+ i++;
+ c = z[i];
+ if (c == '\n') {
+ pIn->nLine++;
+ }
+ } else if (c == cStart) {
+ i++;
+ c = 0;
+ } else if (c == 0) {
+ fprintf(stderr,
+ "%s:%d: Unterminated string or character literal.\n",
+ zFilename, startLine);
+ nErr++;
+ }
+ } while (c);
+ pToken->eType = TT_String;
+ pToken->nText = i - pIn->i;
+ break;
+
+ case '/':
+ if (z[i + 1] == '/') {
+ /* C++ style comment */
+ while (z[i] && z[i] != '\n') {
+ i++;
+ }
+ pToken->eType = TT_Comment;
+ pToken->nText = i - pIn->i;
+ } else if (z[i + 1] == '*') {
+ /* C style comment */
+ int isBlockComment = i == 0 || z[i - 1] == '\n';
+ i += 2;
+ startLine = pIn->nLine;
+ while (z[i] && (z[i] != '*' || z[i + 1] != '/')) {
+ if (z[i] == '\n') {
+ pIn->nLine++;
+ if (isBlockComment) {
+ if (z[i + 1] == '*' ||
+ z[i + 2] == '*') {
+ isBlockComment = 2;
+ } else {
+ isBlockComment = 0;
+ }
+ }
+ }
+ i++;
+ }
+ if (z[i]) {
+ i += 2;
+ } else {
+ isBlockComment = 0;
+ fprintf(stderr, "%s:%d: Unterminated comment\n",
+ zFilename, startLine);
+ nErr++;
+ }
+ pToken->eType = isBlockComment == 2 ? TT_BlockComment :
+ TT_Comment;
+ pToken->nText = i - pIn->i;
+ } else {
+ /* A divide operator */
+ pToken->eType = TT_Other;
+ pToken->nText = 1 + (z[i + 1] == '+');
+ }
+ break;
+
+ case '0':
+ if (z[i + 1] == 'x' || z[i + 1] == 'X') {
+ /* A hex constant */
+ i += 2;
+ while (isxdigit(z[i])) {
+ i++;
+ }
+ } else {
+ /* An octal constant */
+ while (isdigit(z[i])) {
+ i++;
+ }
+ }
+ pToken->eType = TT_Number;
+ pToken->nText = i - pIn->i;
+ break;
+
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ while (isdigit(z[i])) {
+ i++;
+ }
+ if ((c = z[i]) == '.') {
+ i++;
+ while (isdigit(z[i])) {
+ i++;
+ }
+ c = z[i];
+ if (c == 'e' || c == 'E') {
+ i++;
+ if (((c = z[i]) == '+' || c == '-') &&
+ isdigit(z[i + 1])) {
+ i++;
+ }
+ while (isdigit(z[i])) {
+ i++;
+ }
+ c = z[i];
+ }
+ if (c == 'f' || c == 'F' || c == 'l' || c == 'L') {
+ i++;
+ }
+ } else if (c == 'e' || c == 'E') {
+ i++;
+ if (((c = z[i]) == '+' || c == '-') &&
+ isdigit(z[i + 1])) {
+ i++;
+ }
+ while (isdigit(z[i])) {
+ i++;
+ }
+ } else if (c == 'L' || c == 'l') {
+ i++;
+ c = z[i];
+ if (c == 'u' || c == 'U') {
+ i++;
+ }
+ } else if (c == 'u' || c == 'U') {
+ i++;
+ c = z[i];
+ if (c == 'l' || c == 'L') {
+ i++;
+ }
+ }
+ pToken->eType = TT_Number;
+ pToken->nText = i - pIn->i;
+ break;
+
+ case 'a':
+ case 'b':
+ case 'c':
+ case 'd':
+ case 'e':
+ case 'f':
+ case 'g':
+ case 'h':
+ case 'i':
+ case 'j':
+ case 'k':
+ case 'l':
+ case 'm':
+ case 'n':
+ case 'o':
+ case 'p':
+ case 'q':
+ case 'r':
+ case 's':
+ case 't':
+ case 'u':
+ case 'v':
+ case 'w':
+ case 'x':
+ case 'y':
+ case 'z':
+ case 'A':
+ case 'B':
+ case 'C':
+ case 'D':
+ case 'E':
+ case 'F':
+ case 'G':
+ case 'H':
+ case 'I':
+ case 'J':
+ case 'K':
+ case 'L':
+ case 'M':
+ case 'N':
+ case 'O':
+ case 'P':
+ case 'Q':
+ case 'R':
+ case 'S':
+ case 'T':
+ case 'U':
+ case 'V':
+ case 'W':
+ case 'X':
+ case 'Y':
+ case 'Z':
+ case '_':
+ while (isalnum(z[i]) || z[i] == '_') {
+ i++;
+ };
+ pToken->eType = TT_Id;
+ pToken->nText = i - pIn->i;
+ break;
+
+ case ':':
+ pToken->eType = TT_Other;
+ pToken->nText = 1 + (z[i + 1] == ':');
+ break;
+
+ case '=':
+ case '<':
+ case '>':
+ case '+':
+ case '-':
+ case '*':
+ case '%':
+ case '^':
+ case '&':
+ case '|':
+ pToken->eType = TT_Other;
+ pToken->nText = 1 + (z[i + 1] == '=');
+ break;
+
+ default:
+ pToken->eType = TT_Other;
+ pToken->nText = 1;
+ break;
+ }
+ pIn->i += pToken->nText;
+ return nErr;
+}
+
+/*
+** This routine recovers the next token from the input file which is
+** not a space or a comment or any text between an "#if 0" and "#endif".
+**
+** This routine returns the number of errors encountered. An error
+** is an unterminated token or unmatched "#if 0".
+**
+** Profiling shows that this routine uses about a quarter of the
+** CPU time in a typical run.
+*/
+static int GetNonspaceToken(InStream *pIn, Token *pToken)
+{
+ int nIf = 0;
+ int inZero = 0;
+ const char *z;
+ int value;
+ int startLine;
+ int nErr = 0;
+
+ startLine = pIn->nLine;
+ while (1) {
+ nErr += GetToken(pIn, pToken);
+ /* printf("%04d: Type=%d nIf=%d [%.*s]\n",
+ pToken->nLine,pToken->eType,nIf,pToken->nText,
+ pToken->eType!=TT_Space ? pToken->zText : "<space>"); */
+ pToken->pComment = blockComment;
+ switch (pToken->eType) {
+ case TT_Comment: /*0123456789 12345678 */
+ if (strncmp(pToken->zText, "/*MAKEHEADERS-STOP", 18) ==
+ 0)
+ return nErr;
+ break;
+
+ case TT_Space:
+ break;
+
+ case TT_BlockComment:
+ if (doc_flag) {
+ blockComment = SafeMalloc(sizeof(Token));
+ *blockComment = *pToken;
+ }
+ break;
+
+ case TT_EOF:
+ if (nIf) {
+ fprintf(stderr, "%s:%d: Unterminated \"#if\"\n",
+ zFilename, startLine);
+ nErr++;
+ }
+ return nErr;
+
+ case TT_Preprocessor:
+ z = &pToken->zText[1];
+ while (*z == ' ' || *z == '\t')
+ z++;
+ if (sscanf(z, "if %d", &value) == 1 && value == 0) {
+ nIf++;
+ inZero = 1;
+ } else if (inZero) {
+ if (strncmp(z, "if", 2) == 0) {
+ nIf++;
+ } else if (strncmp(z, "endif", 5) == 0) {
+ nIf--;
+ if (nIf == 0)
+ inZero = 0;
+ }
+ } else {
+ return nErr;
+ }
+ break;
+
+ default:
+ if (!inZero) {
+ return nErr;
+ }
+ break;
+ }
+ }
+ /* NOT REACHED */
+}
+
+/*
+** This routine looks for identifiers (strings of contiguous alphanumeric
+** characters) within a preprocessor directive and adds every such string
+** found to the given identifier table
+*/
+static void FindIdentifiersInMacro(Token *pToken, IdentTable *pTable)
+{
+ Token sToken;
+ InStream sIn;
+ int go = 1;
+
+ sIn.z = pToken->zText;
+ sIn.i = 1;
+ sIn.nLine = 1;
+ while (go && sIn.i < pToken->nText) {
+ GetToken(&sIn, &sToken);
+ switch (sToken.eType) {
+ case TT_Id:
+ IdentTableInsert(pTable, sToken.zText, sToken.nText);
+ break;
+
+ case TT_EOF:
+ go = 0;
+ break;
+
+ default:
+ break;
+ }
+ }
+}
+
+/*
+** This routine gets the next token. Everything contained within
+** {...} is collapsed into a single TT_Braces token. Whitespace is
+** omitted.
+**
+** If pTable is not NULL, then insert every identifier seen into the
+** IdentTable. This includes any identifiers seen inside of {...}.
+**
+** The number of errors encountered is returned. An error is an
+** unterminated token.
+*/
+static int GetBigToken(InStream *pIn, Token *pToken, IdentTable *pTable)
+{
+ const char *zStart;
+ int iStart;
+ int nBrace;
+ int c;
+ int nLine;
+ int nErr;
+
+ nErr = GetNonspaceToken(pIn, pToken);
+ switch (pToken->eType) {
+ case TT_Id:
+ if (pTable != 0) {
+ IdentTableInsert(pTable, pToken->zText, pToken->nText);
+ }
+ return nErr;
+
+ case TT_Preprocessor:
+ if (pTable != 0) {
+ FindIdentifiersInMacro(pToken, pTable);
+ }
+ return nErr;
+
+ case TT_Other:
+ if (pToken->zText[0] == '{')
+ break;
+ return nErr;
+
+ default:
+ return nErr;
+ }
+
+ iStart = pIn->i;
+ zStart = pToken->zText;
+ nLine = pToken->nLine;
+ nBrace = 1;
+ while (nBrace) {
+ nErr += GetNonspaceToken(pIn, pToken);
+ /* printf("%04d: nBrace=%d [%.*s]\n",pToken->nLine,nBrace,
+ pToken->nText,pToken->zText); */
+ switch (pToken->eType) {
+ case TT_EOF:
+ fprintf(stderr, "%s:%d: Unterminated \"{\"\n",
+ zFilename, nLine);
+ nErr++;
+ pToken->eType = TT_Error;
+ return nErr;
+
+ case TT_Id:
+ if (pTable) {
+ IdentTableInsert(pTable, pToken->zText,
+ pToken->nText);
+ }
+ break;
+
+ case TT_Preprocessor:
+ if (pTable != 0) {
+ FindIdentifiersInMacro(pToken, pTable);
+ }
+ break;
+
+ case TT_Other:
+ if ((c = pToken->zText[0]) == '{') {
+ nBrace++;
+ } else if (c == '}') {
+ nBrace--;
+ }
+ break;
+
+ default:
+ break;
+ }
+ }
+ pToken->eType = TT_Braces;
+ pToken->nText = 1 + pIn->i - iStart;
+ pToken->zText = zStart;
+ pToken->nLine = nLine;
+ return nErr;
+}
+
+/*
+** This routine frees up a list of Tokens. The pComment tokens are
+** not cleared by this. So we leak a little memory when using the -doc
+** option. So what.
+*/
+static void FreeTokenList(Token *pList)
+{
+ Token *pNext;
+ while (pList) {
+ pNext = pList->pNext;
+ SafeFree(pList);
+ pList = pNext;
+ }
+}
+
+/*
+** Tokenize an entire file. Return a pointer to the list of tokens.
+**
+** Space for each token is obtained from a separate malloc() call. The
+** calling function is responsible for freeing this space.
+**
+** If pTable is not NULL, then fill the table with all identifiers seen in
+** the input file.
+*/
+static Token *TokenizeFile(const char *zFile, IdentTable *pTable)
+{
+ InStream sIn;
+ Token *pFirst = 0, *pLast = 0, *pNew;
+ int nErr = 0;
+
+ sIn.z = zFile;
+ sIn.i = 0;
+ sIn.nLine = 1;
+ blockComment = 0;
+
+ while (sIn.z[sIn.i] != 0) {
+ pNew = SafeMalloc(sizeof(Token));
+ nErr += GetBigToken(&sIn, pNew, pTable);
+ debug3(TOKENIZER, "Token on line %d: [%.*s]\n", pNew->nLine,
+ pNew->nText < 50 ? pNew->nText : 50, pNew->zText);
+ if (pFirst == 0) {
+ pFirst = pLast = pNew;
+ pNew->pPrev = 0;
+ } else {
+ pLast->pNext = pNew;
+ pNew->pPrev = pLast;
+ pLast = pNew;
+ }
+ if (pNew->eType == TT_EOF)
+ break;
+ }
+ if (pLast)
+ pLast->pNext = 0;
+ blockComment = 0;
+ if (nErr) {
+ FreeTokenList(pFirst);
+ pFirst = 0;
+ }
+
+ return pFirst;
+}
+
+#if TEST == 1
+/*
+** Use the following routine to test or debug the tokenizer.
+*/
+void main(int argc, char **argv)
+{
+ char *zFile;
+ Token *pList, *p;
+ IdentTable sTable;
+
+ if (argc != 2) {
+ fprintf(stderr, "Usage: %s filename\n", *argv);
+ exit(1);
+ }
+ memset(&sTable, 0, sizeof(sTable));
+ zFile = ReadFile(argv[1]);
+ if (zFile == 0) {
+ fprintf(stderr, "Can't read file \"%s\"\n", argv[1]);
+ exit(1);
+ }
+ pList = TokenizeFile(zFile, &sTable);
+ for (p = pList; p; p = p->pNext) {
+ int j;
+ switch (p->eType) {
+ case TT_Space:
+ printf("%4d: Space\n", p->nLine);
+ break;
+ case TT_Id:
+ printf("%4d: Id %.*s\n", p->nLine, p->nText,
+ p->zText);
+ break;
+ case TT_Preprocessor:
+ printf("%4d: Preprocessor %.*s\n", p->nLine, p->nText,
+ p->zText);
+ break;
+ case TT_Comment:
+ printf("%4d: Comment\n", p->nLine);
+ break;
+ case TT_BlockComment:
+ printf("%4d: Block Comment\n", p->nLine);
+ break;
+ case TT_Number:
+ printf("%4d: Number %.*s\n", p->nLine, p->nText,
+ p->zText);
+ break;
+ case TT_String:
+ printf("%4d: String %.*s\n", p->nLine, p->nText,
+ p->zText);
+ break;
+ case TT_Other:
+ printf("%4d: Other %.*s\n", p->nLine, p->nText,
+ p->zText);
+ break;
+ case TT_Braces:
+ for (j = 0;
+ j < p->nText && j < 30 && p->zText[j] != '\n';
+ j++) {
+ }
+ printf("%4d: Braces %.*s...}\n", p->nLine, j,
+ p->zText);
+ break;
+ case TT_EOF:
+ printf("%4d: End of file\n", p->nLine);
+ break;
+ default:
+ printf("%4d: type %d\n", p->nLine, p->eType);
+ break;
+ }
+ }
+ FreeTokenList(pList);
+ SafeFree(zFile);
+ IdentTablePrint(&sTable, stdout);
+}
+#endif
+
+#ifdef DEBUG
+/*
+** For debugging purposes, write out a list of tokens.
+*/
+static void PrintTokens(Token *pFirst, Token *pLast)
+{
+ int needSpace = 0;
+ int c;
+
+ pLast = pLast->pNext;
+ while (pFirst != pLast) {
+ switch (pFirst->eType) {
+ case TT_Preprocessor:
+ printf("\n%.*s\n", pFirst->nText, pFirst->zText);
+ needSpace = 0;
+ break;
+
+ case TT_Id:
+ case TT_Number:
+ printf("%s%.*s", needSpace ? " " : "", pFirst->nText,
+ pFirst->zText);
+ needSpace = 1;
+ break;
+
+ default:
+ c = pFirst->zText[0];
+ printf("%s%.*s",
+ (needSpace && (c == '*' || c == '{')) ? " " : "",
+ pFirst->nText, pFirst->zText);
+ needSpace = pFirst->zText[0] == ',';
+ break;
+ }
+ pFirst = pFirst->pNext;
+ }
+}
+#endif
+
+/*
+** Convert a sequence of tokens into a string and return a pointer
+** to that string. Space to hold the string is obtained from malloc()
+** and must be freed by the calling function.
+**
+** Certain keywords (EXPORT, PRIVATE, PUBLIC, PROTECTED) are always
+** skipped.
+**
+** If pSkip!=0 then skip over nSkip tokens beginning with pSkip.
+**
+** If zTerm!=0 then append the text to the end.
+*/
+static char *TokensToString(Token *pFirst, /* First token in the string */
+ Token *pLast, /* Last token in the string */
+ char *zTerm, /* Terminate the string with this text
+ if not NULL */
+ Token *pSkip, /* Skip this token if not NULL */
+ int nSkip /* Skip a total of this many tokens */
+)
+{
+ char *zReturn;
+ String str;
+ int needSpace = 0;
+ int c;
+ int iSkip = 0;
+ int skipOne = 0;
+
+ StringInit(&str);
+ pLast = pLast->pNext;
+ while (pFirst != pLast) {
+ if (pFirst == pSkip) {
+ iSkip = nSkip;
+ }
+ if (iSkip > 0) {
+ iSkip--;
+ pFirst = pFirst->pNext;
+ continue;
+ }
+ switch (pFirst->eType) {
+ case TT_Preprocessor:
+ StringAppend(&str, "\n", 1);
+ StringAppend(&str, pFirst->zText, pFirst->nText);
+ StringAppend(&str, "\n", 1);
+ needSpace = 0;
+ break;
+
+ case TT_Id:
+ switch (pFirst->zText[0]) {
+ case 'E':
+ if (pFirst->nText == 6 &&
+ strncmp(pFirst->zText, "EXPORT", 6) == 0) {
+ skipOne = 1;
+ }
+ break;
+ case 'P':
+ switch (pFirst->nText) {
+ case 6:
+ skipOne = !strncmp(pFirst->zText,
+ "PUBLIC", 6);
+ break;
+ case 7:
+ skipOne = !strncmp(pFirst->zText,
+ "PRIVATE", 7);
+ break;
+ case 9:
+ skipOne = !strncmp(pFirst->zText,
+ "PROTECTED", 9);
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ if (skipOne) {
+ pFirst = pFirst->pNext;
+ skipOne = 0;
+ continue;
+ }
+ /* Fall thru to the next case */
+ case TT_Number:
+ if (needSpace) {
+ StringAppend(&str, " ", 1);
+ }
+ StringAppend(&str, pFirst->zText, pFirst->nText);
+ needSpace = 1;
+ break;
+
+ default:
+ c = pFirst->zText[0];
+ if (needSpace && (c == '*' || c == '{')) {
+ StringAppend(&str, " ", 1);
+ }
+ StringAppend(&str, pFirst->zText, pFirst->nText);
+ /* needSpace = pFirst->zText[0]==','; */
+ needSpace = 0;
+ break;
+ }
+ pFirst = pFirst->pNext;
+ }
+ if (zTerm && *zTerm) {
+ StringAppend(&str, zTerm, strlen(zTerm));
+ }
+ zReturn = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ return zReturn;
+}
+
+/*
+** This routine is called when we see one of the keywords "struct",
+** "enum", "union" or "class". This might be the beginning of a
+** type declaration. This routine will process the declaration and
+** remove the declaration tokens from the input stream.
+**
+** If this is a type declaration that is immediately followed by a
+** semicolon (in other words it isn't also a variable definition)
+** then set *pReset to ';'. Otherwise leave *pReset at 0. The
+** *pReset flag causes the parser to skip ahead to the next token
+** that begins with the value placed in the *pReset flag, if that
+** value is different from 0.
+*/
+static int ProcessTypeDecl(Token *pList, int flags, int *pReset)
+{
+ Token *pName, *pEnd;
+ Decl *pDecl;
+ String str;
+ int need_to_collapse = 1;
+ int type = 0;
+
+ *pReset = 0;
+ if (pList == 0 || pList->pNext == 0 || pList->pNext->eType != TT_Id) {
+ return 0;
+ }
+ pName = pList->pNext;
+
+ /* Catch the case of "struct Foo;" and skip it. */
+ if (pName->pNext && pName->pNext->zText[0] == ';') {
+ *pReset = ';';
+ return 0;
+ }
+
+ for (pEnd = pName->pNext; pEnd && pEnd->eType != TT_Braces;
+ pEnd = pEnd->pNext) {
+ switch (pEnd->zText[0]) {
+ case '(':
+ case ')':
+ case '*':
+ case '[':
+ case '=':
+ case ';':
+ return 0;
+ }
+ }
+ if (pEnd == 0) {
+ return 0;
+ }
+
+ /*
+ ** At this point, we know we have a type declaration that is bounded
+ ** by pList and pEnd and has the name pName.
+ */
+
+ /*
+ ** If the braces are followed immediately by a semicolon, then we are
+ ** dealing a type declaration only. There is not variable definition
+ ** following the type declaration. So reset...
+ */
+ if (pEnd->pNext == 0 || pEnd->pNext->zText[0] == ';') {
+ *pReset = ';';
+ need_to_collapse = 0;
+ } else {
+ need_to_collapse = 1;
+ }
+
+ if (proto_static == 0 &&
+ (flags & (PS_Local | PS_Export | PS_Interface)) == 0) {
+ /* Ignore these objects unless they are explicitly declared as
+ *interface,
+ ** or unless the "-local" command line option was specified. */
+ *pReset = ';';
+ return 0;
+ }
+
+#ifdef DEBUG
+ if (debugMask & PARSER) {
+ printf("**** Found type: %.*s %.*s...\n", pList->nText,
+ pList->zText, pName->nText, pName->zText);
+ PrintTokens(pList, pEnd);
+ printf(";\n");
+ }
+#endif
+
+ /*
+ ** Create a new Decl object for this definition. Actually, if this
+ ** is a C++ class definition, then the Decl object might already exist,
+ ** so check first for that case before creating a new one.
+ */
+ switch (*pList->zText) {
+ case 'c':
+ type = TY_Class;
+ break;
+ case 's':
+ type = TY_Structure;
+ break;
+ case 'e':
+ type = TY_Enumeration;
+ break;
+ case 'u':
+ type = TY_Union;
+ break;
+ default: /* Can't Happen */
+ break;
+ }
+ if (type != TY_Class) {
+ pDecl = 0;
+ } else {
+ pDecl = FindDecl(pName->zText, pName->nText);
+ if (pDecl && (pDecl->flags & type) != type)
+ pDecl = 0;
+ }
+ if (pDecl == 0) {
+ pDecl = CreateDecl(pName->zText, pName->nText);
+ }
+ if ((flags & PS_Static) || !(flags & (PS_Interface | PS_Export))) {
+ DeclSetProperty(pDecl, DP_Local);
+ }
+ DeclSetProperty(pDecl, type);
+
+ /* The object has a full declaration only if it is contained within
+ ** "#if INTERFACE...#endif" or "#if EXPORT_INTERFACE...#endif" or
+ ** "#if LOCAL_INTERFACE...#endif". Otherwise, we only give it a
+ ** forward declaration.
+ */
+ if (flags & (PS_Local | PS_Export | PS_Interface)) {
+ pDecl->zDecl = TokensToString(pList, pEnd, ";\n", 0, 0);
+ } else {
+ pDecl->zDecl = 0;
+ }
+ pDecl->pComment = pList->pComment;
+ StringInit(&str);
+ StringAppend(&str, "typedef ", 0);
+ StringAppend(&str, pList->zText, pList->nText);
+ StringAppend(&str, " ", 0);
+ StringAppend(&str, pName->zText, pName->nText);
+ StringAppend(&str, " ", 0);
+ StringAppend(&str, pName->zText, pName->nText);
+ StringAppend(&str, ";\n", 2);
+ pDecl->zFwd = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ StringInit(&str);
+ StringAppend(&str, pList->zText, pList->nText);
+ StringAppend(&str, " ", 0);
+ StringAppend(&str, pName->zText, pName->nText);
+ StringAppend(&str, ";\n", 2);
+ pDecl->zFwdCpp = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ if (flags & PS_Export) {
+ DeclSetProperty(pDecl, DP_Export);
+ } else if (flags & PS_Local) {
+ DeclSetProperty(pDecl, DP_Local);
+ }
+
+ /* Here's something weird. ANSI-C doesn't allow a forward declaration
+ ** of an enumeration. So we have to build the typedef into the
+ ** definition.
+ */
+ if (pDecl->zDecl && DeclHasProperty(pDecl, TY_Enumeration)) {
+ StringInit(&str);
+ StringAppend(&str, pDecl->zDecl, 0);
+ StringAppend(&str, pDecl->zFwd, 0);
+ SafeFree(pDecl->zDecl);
+ SafeFree(pDecl->zFwd);
+ pDecl->zFwd = 0;
+ pDecl->zDecl = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ }
+
+ if (pName->pNext->zText[0] == ':') {
+ DeclSetProperty(pDecl, DP_Cplusplus);
+ }
+ if (pName->nText == 5 && strncmp(pName->zText, "class", 5) == 0) {
+ DeclSetProperty(pDecl, DP_Cplusplus);
+ }
+
+ /*
+ ** Remove all but pList and pName from the input stream.
+ */
+ if (need_to_collapse) {
+ while (pEnd != pName) {
+ Token *pPrev = pEnd->pPrev;
+ pPrev->pNext = pEnd->pNext;
+ pEnd->pNext->pPrev = pPrev;
+ SafeFree(pEnd);
+ pEnd = pPrev;
+ }
+ }
+ return 0;
+}
+
+/*
+** Given a list of tokens that declare something (a function, procedure,
+** variable or typedef) find the token which contains the name of the
+** thing being declared.
+**
+** Algorithm:
+**
+** The name is:
+**
+** 1. The first identifier that is followed by a "[", or
+**
+** 2. The first identifier that is followed by a "(" where the
+** "(" is followed by another identifier, or
+**
+** 3. The first identifier followed by "::", or
+**
+** 4. If none of the above, then the last identifier.
+**
+** In all of the above, certain reserved words (like "char") are
+** not considered identifiers.
+*/
+static Token *FindDeclName(Token *pFirst, Token *pLast)
+{
+ Token *pName = 0;
+ Token *p;
+ int c;
+
+ if (pFirst == 0 || pLast == 0) {
+ return 0;
+ }
+ pLast = pLast->pNext;
+ for (p = pFirst; p && p != pLast; p = p->pNext) {
+ if (p->eType == TT_Id) {
+ static IdentTable sReserved;
+ static int isInit = 0;
+ static const char *aWords[] = {
+ "char", "class", "const", "double",
+ "enum", "extern", "EXPORT", "ET_PROC",
+ "float", "int", "long", "PRIVATE",
+ "PROTECTED", "PUBLIC", "register", "static",
+ "struct", "sizeof", "signed", "typedef",
+ "union", "volatile", "virtual", "void",
+ };
+
+ if (!isInit) {
+ int i;
+ for (i = 0;
+ i < sizeof(aWords) / sizeof(aWords[0]);
+ i++) {
+ IdentTableInsert(&sReserved, aWords[i],
+ 0);
+ }
+ isInit = 1;
+ }
+ if (!IdentTableTest(&sReserved, p->zText, p->nText)) {
+ pName = p;
+ }
+ } else if (p == pFirst) {
+ continue;
+ } else if ((c = p->zText[0]) == '[' && pName) {
+ break;
+ } else if (c == '(' && p->pNext && p->pNext->eType == TT_Id &&
+ pName) {
+ break;
+ } else if (c == ':' && p->zText[1] == ':' && pName) {
+ break;
+ }
+ }
+ return pName;
+}
+
+/*
+** This routine is called when we see a method for a class that begins
+** with the PUBLIC, PRIVATE, or PROTECTED keywords. Such methods are
+** added to their class definitions.
+*/
+static int ProcessMethodDef(Token *pFirst, Token *pLast, int flags)
+{
+ Token *pClass;
+ char *zDecl;
+ Decl *pDecl;
+ String str;
+ int type;
+
+ pLast = pLast->pPrev;
+ while (pFirst->zText[0] == 'P') {
+ int rc = 1;
+ switch (pFirst->nText) {
+ case 6:
+ rc = strncmp(pFirst->zText, "PUBLIC", 6);
+ break;
+ case 7:
+ rc = strncmp(pFirst->zText, "PRIVATE", 7);
+ break;
+ case 9:
+ rc = strncmp(pFirst->zText, "PROTECTED", 9);
+ break;
+ default:
+ break;
+ }
+ if (rc)
+ break;
+ pFirst = pFirst->pNext;
+ }
+ pClass = FindDeclName(pFirst, pLast);
+ if (pClass == 0) {
+ fprintf(stderr,
+ "%s:%d: Unable to find the class name for this method\n",
+ zFilename, pFirst->nLine);
+ return 1;
+ }
+ pDecl = FindDecl(pClass->zText, pClass->nText);
+ if (pDecl == 0 || (pDecl->flags & TY_Class) != TY_Class) {
+ pDecl = CreateDecl(pClass->zText, pClass->nText);
+ DeclSetProperty(pDecl, TY_Class);
+ }
+ StringInit(&str);
+ if (pDecl->zExtra) {
+ StringAppend(&str, pDecl->zExtra, 0);
+ SafeFree(pDecl->zExtra);
+ pDecl->zExtra = 0;
+ }
+ type = flags & PS_PPP;
+ if (pDecl->extraType != type) {
+ if (type & PS_Public) {
+ StringAppend(&str, "public:\n", 0);
+ pDecl->extraType = PS_Public;
+ } else if (type & PS_Protected) {
+ StringAppend(&str, "protected:\n", 0);
+ pDecl->extraType = PS_Protected;
+ } else if (type & PS_Private) {
+ StringAppend(&str, "private:\n", 0);
+ pDecl->extraType = PS_Private;
+ }
+ }
+ StringAppend(&str, " ", 0);
+ zDecl = TokensToString(pFirst, pLast, ";\n", pClass, 2);
+ if (strncmp(zDecl, pClass->zText, pClass->nText) == 0) {
+ /* If member initializer list is found after a constructor,
+ ** skip that part. */
+ char *colon = strchr(zDecl, ':');
+ if (colon != 0 && colon[1] != 0) {
+ *colon++ = ';';
+ *colon++ = '\n';
+ *colon = 0;
+ }
+ }
+ StringAppend(&str, zDecl, 0);
+ SafeFree(zDecl);
+ pDecl->zExtra = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ return 0;
+}
+
+/*
+** This routine is called when we see a function or procedure definition.
+** We make an entry in the declaration table that is a prototype for this
+** function or procedure.
+*/
+static int ProcessProcedureDef(Token *pFirst, Token *pLast, int flags)
+{
+ Token *pName;
+ Decl *pDecl;
+ Token *pCode;
+
+ if (pFirst == 0 || pLast == 0) {
+ return 0;
+ }
+ if (flags & PS_Method) {
+ if (flags & PS_PPP) {
+ return ProcessMethodDef(pFirst, pLast, flags);
+ } else {
+ return 0;
+ }
+ }
+ if ((flags & PS_Static) != 0 && !proto_static) {
+ return 0;
+ }
+ pCode = pLast;
+ while (pLast && pLast != pFirst && pLast->zText[0] != ')') {
+ pLast = pLast->pPrev;
+ }
+ if (pLast == 0 || pLast == pFirst || pFirst->pNext == pLast) {
+ fprintf(stderr, "%s:%d: Unrecognized syntax.\n", zFilename,
+ pFirst->nLine);
+ return 1;
+ }
+ if (flags & (PS_Interface | PS_Export | PS_Local)) {
+ fprintf(stderr,
+ "%s:%d: Missing \"inline\" on function or procedure.\n",
+ zFilename, pFirst->nLine);
+ return 1;
+ }
+ pName = FindDeclName(pFirst, pLast);
+ if (pName == 0) {
+ fprintf(stderr,
+ "%s:%d: Malformed function or procedure definition.\n",
+ zFilename, pFirst->nLine);
+ return 1;
+ }
+ if (strncmp(pName->zText, "main", pName->nText) == 0) {
+ /* skip main() decl. */
+ return 0;
+ }
+ /*
+ ** At this point we've isolated a procedure declaration between pFirst
+ ** and pLast with the name pName.
+ */
+#ifdef DEBUG
+ if (debugMask & PARSER) {
+ printf("**** Found routine: %.*s on line %d...\n", pName->nText,
+ pName->zText, pFirst->nLine);
+ PrintTokens(pFirst, pLast);
+ printf(";\n");
+ }
+#endif
+ pDecl = CreateDecl(pName->zText, pName->nText);
+ pDecl->pComment = pFirst->pComment;
+ if (pCode && pCode->eType == TT_Braces) {
+ pDecl->tokenCode = *pCode;
+ }
+ DeclSetProperty(pDecl, TY_Subroutine);
+ pDecl->zDecl = TokensToString(pFirst, pLast, ";\n", 0, 0);
+ if ((flags & (PS_Static | PS_Local2)) != 0) {
+ DeclSetProperty(pDecl, DP_Local);
+ } else if ((flags & (PS_Export2)) != 0) {
+ DeclSetProperty(pDecl, DP_Export);
+ }
+
+ if (flags & DP_Cplusplus) {
+ DeclSetProperty(pDecl, DP_Cplusplus);
+ } else {
+ DeclSetProperty(pDecl, DP_ExternCReqd);
+ }
+
+ return 0;
+}
+
+/*
+** This routine is called whenever we see the "inline" keyword. We
+** need to seek-out the inline function or procedure and make a
+** declaration out of the entire definition.
+*/
+static int ProcessInlineProc(Token *pFirst, int flags, int *pReset)
+{
+ Token *pName;
+ Token *pEnd;
+ Decl *pDecl;
+
+ for (pEnd = pFirst; pEnd; pEnd = pEnd->pNext) {
+ if (pEnd->zText[0] == '{' || pEnd->zText[0] == ';') {
+ *pReset = pEnd->zText[0];
+ break;
+ }
+ }
+ if (pEnd == 0) {
+ *pReset = ';';
+ fprintf(stderr,
+ "%s:%d: incomplete inline procedure definition\n",
+ zFilename, pFirst->nLine);
+ return 1;
+ }
+ pName = FindDeclName(pFirst, pEnd);
+ if (pName == 0) {
+ fprintf(stderr,
+ "%s:%d: malformed inline procedure definition\n",
+ zFilename, pFirst->nLine);
+ return 1;
+ }
+
+#ifdef DEBUG
+ if (debugMask & PARSER) {
+ printf("**** Found inline routine: %.*s on line %d...\n",
+ pName->nText, pName->zText, pFirst->nLine);
+ PrintTokens(pFirst, pEnd);
+ printf("\n");
+ }
+#endif
+ pDecl = CreateDecl(pName->zText, pName->nText);
+ pDecl->pComment = pFirst->pComment;
+ DeclSetProperty(pDecl, TY_Subroutine);
+ pDecl->zDecl = TokensToString(pFirst, pEnd, ";\n", 0, 0);
+ if ((flags & (PS_Static | PS_Local | PS_Local2))) {
+ DeclSetProperty(pDecl, DP_Local);
+ } else if (flags & (PS_Export | PS_Export2)) {
+ DeclSetProperty(pDecl, DP_Export);
+ }
+
+ if (flags & DP_Cplusplus) {
+ DeclSetProperty(pDecl, DP_Cplusplus);
+ } else {
+ DeclSetProperty(pDecl, DP_ExternCReqd);
+ }
+
+ return 0;
+}
+
+/*
+** Determine if the tokens between pFirst and pEnd form a variable
+** definition or a function prototype. Return TRUE if we are dealing
+** with a variable defintion and FALSE for a prototype.
+**
+** pEnd is the token that ends the object. It can be either a ';' or
+** a '='. If it is '=', then assume we have a variable definition.
+**
+** If pEnd is ';', then the determination is more difficult. We have
+** to search for an occurrence of an ID followed immediately by '('.
+** If found, we have a prototype. Otherwise we are dealing with a
+** variable definition.
+*/
+static int isVariableDef(Token *pFirst, Token *pEnd)
+{
+ if (pEnd && pEnd->zText[0] == '=' &&
+ (pEnd->pPrev->nText != 8 ||
+ strncmp(pEnd->pPrev->zText, "operator", 8) != 0)) {
+ return 1;
+ }
+ while (pFirst && pFirst != pEnd && pFirst->pNext &&
+ pFirst->pNext != pEnd) {
+ if (pFirst->eType == TT_Id && pFirst->pNext->zText[0] == '(') {
+ return 0;
+ }
+ pFirst = pFirst->pNext;
+ }
+ return 1;
+}
+
+/*
+** Return TRUE if pFirst is the first token of a static assert.
+*/
+static int isStaticAssert(Token *pFirst)
+{
+ if ((pFirst->nText == 13 &&
+ strncmp(pFirst->zText, "static_assert", 13) == 0) ||
+ (pFirst->nText == 14 &&
+ strncmp(pFirst->zText, "_Static_assert", 14) == 0)) {
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
+/*
+** This routine is called whenever we encounter a ";" or "=". The stuff
+** between pFirst and pLast constitutes either a typedef or a global
+** variable definition. Do the right thing.
+*/
+static int ProcessDecl(Token *pFirst, Token *pEnd, int flags)
+{
+ Token *pName;
+ Decl *pDecl;
+ int isLocal = 0;
+ int isVar;
+ int nErr = 0;
+
+ if (pFirst == 0 || pEnd == 0) {
+ return 0;
+ }
+ if (flags & PS_Typedef) {
+ if ((flags & (PS_Export2 | PS_Local2)) != 0) {
+ fprintf(stderr,
+ "%s:%d: \"EXPORT\" or \"LOCAL\" ignored before typedef.\n",
+ zFilename, pFirst->nLine);
+ nErr++;
+ }
+ if ((flags & (PS_Interface | PS_Export | PS_Local |
+ DP_Cplusplus)) == 0) {
+ /* It is illegal to duplicate a typedef in C (but OK in
+ *C++).
+ ** So don't record typedefs that aren't within a C++
+ *file or
+ ** within #if INTERFACE..#endif */
+ return nErr;
+ }
+ if ((flags & (PS_Interface | PS_Export | PS_Local)) == 0 &&
+ proto_static == 0) {
+ /* Ignore typedefs that are not with "#if
+ *INTERFACE..#endif" unless
+ ** the "-local" command line option is used. */
+ return nErr;
+ }
+ if ((flags & (PS_Interface | PS_Export)) == 0) {
+ /* typedefs are always local, unless within #if
+ * INTERFACE..#endif */
+ isLocal = 1;
+ }
+ } else if (flags & (PS_Static | PS_Local2)) {
+ if (proto_static == 0 && (flags & PS_Local2) == 0) {
+ /* Don't record static variables unless the "-local"
+ *command line
+ ** option was specified or the "LOCAL" keyword is used.
+ */
+ return nErr;
+ }
+ while (pFirst != 0 && pFirst->pNext != pEnd &&
+ ((pFirst->nText == 6 &&
+ strncmp(pFirst->zText, "static", 6) == 0) ||
+ (pFirst->nText == 5 &&
+ strncmp(pFirst->zText, "LOCAL", 6) == 0))) {
+ /* Lose the initial "static" or local from local
+ *variables.
+ ** We'll prepend "extern" later. */
+ pFirst = pFirst->pNext;
+ isLocal = 1;
+ }
+ if (pFirst == 0 || !isLocal) {
+ return nErr;
+ }
+ } else if (flags & PS_Method) {
+ /* Methods are declared by their class. Don't declare
+ * separately. */
+ return nErr;
+ } else if (isStaticAssert(pFirst)) {
+ return 0;
+ }
+ isVar = (flags & (PS_Typedef | PS_Method)) == 0 &&
+ isVariableDef(pFirst, pEnd);
+ if (isVar && (flags & (PS_Interface | PS_Export | PS_Local)) != 0 &&
+ (flags & PS_Extern) == 0) {
+ fprintf(stderr,
+ "%s:%d: Can't define a variable in this context\n",
+ zFilename, pFirst->nLine);
+ nErr++;
+ }
+ pName = FindDeclName(pFirst, pEnd->pPrev);
+ if (pName == 0) {
+ if (pFirst->nText == 4 &&
+ strncmp(pFirst->zText, "enum", 4) == 0) {
+ /* Ignore completely anonymous enums. See documentation
+ * section 3.8.1. */
+ return nErr;
+ } else {
+ fprintf(stderr,
+ "%s:%d: Can't find a name for the object declared here.\n",
+ zFilename, pFirst->nLine);
+ return nErr + 1;
+ }
+ }
+
+#ifdef DEBUG
+ if (debugMask & PARSER) {
+ if (flags & PS_Typedef) {
+ printf("**** Found typedef %.*s at line %d...\n",
+ pName->nText, pName->zText, pName->nLine);
+ } else if (isVar) {
+ printf("**** Found variable %.*s at line %d...\n",
+ pName->nText, pName->zText, pName->nLine);
+ } else {
+ printf("**** Found prototype %.*s at line %d...\n",
+ pName->nText, pName->zText, pName->nLine);
+ }
+ PrintTokens(pFirst, pEnd->pPrev);
+ printf(";\n");
+ }
+#endif
+
+ pDecl = CreateDecl(pName->zText, pName->nText);
+ if ((flags & PS_Typedef)) {
+ DeclSetProperty(pDecl, TY_Typedef);
+ } else if (isVar) {
+ DeclSetProperty(pDecl, DP_ExternReqd | TY_Variable);
+ if (!(flags & DP_Cplusplus)) {
+ DeclSetProperty(pDecl, DP_ExternCReqd);
+ }
+ } else {
+ DeclSetProperty(pDecl, TY_Subroutine);
+ if (!(flags & DP_Cplusplus)) {
+ DeclSetProperty(pDecl, DP_ExternCReqd);
+ }
+ }
+ pDecl->pComment = pFirst->pComment;
+ pDecl->zDecl = TokensToString(pFirst, pEnd->pPrev, ";\n", 0, 0);
+ if (isLocal || (flags & (PS_Local | PS_Local2)) != 0) {
+ DeclSetProperty(pDecl, DP_Local);
+ } else if (flags & (PS_Export | PS_Export2)) {
+ DeclSetProperty(pDecl, DP_Export);
+ }
+ if (flags & DP_Cplusplus) {
+ DeclSetProperty(pDecl, DP_Cplusplus);
+ }
+ return nErr;
+}
+
+/*
+** Push an if condition onto the if stack
+*/
+static void PushIfMacro(const char *zPrefix, /* A prefix, like "define" or "!"
+ */
+ const char *zText, /* The condition */
+ int nText, /* Number of characters in zText */
+ int nLine, /* Line number where this macro occurs */
+ int flags /* Either 0, PS_Interface, PS_Export or
+ PS_Local */
+)
+{
+ Ifmacro *pIf;
+ int nByte;
+
+ nByte = sizeof(Ifmacro);
+ if (zText) {
+ if (zPrefix) {
+ nByte += strlen(zPrefix) + 2;
+ }
+ nByte += nText + 1;
+ }
+ pIf = SafeMalloc(nByte);
+ if (zText) {
+ pIf->zCondition = (char *)&pIf[1];
+ if (zPrefix) {
+ sprintf(pIf->zCondition, "%s(%.*s)", zPrefix, nText,
+ zText);
+ } else {
+ sprintf(pIf->zCondition, "%.*s", nText, zText);
+ }
+ } else {
+ pIf->zCondition = 0;
+ }
+ pIf->nLine = nLine;
+ pIf->flags = flags;
+ pIf->pNext = ifStack;
+ ifStack = pIf;
+}
+
+/*
+** This routine is called to handle all preprocessor directives.
+**
+** This routine will recompute the value of *pPresetFlags to be the
+** logical or of all flags on all nested #ifs. The #ifs that set flags
+** are as follows:
+**
+** conditional flag set
+** ------------------------ --------------------
+** #if INTERFACE PS_Interface
+** #if EXPORT_INTERFACE PS_Export
+** #if LOCAL_INTERFACE PS_Local
+**
+** For example, if after processing the preprocessor token given
+** by pToken there is an "#if INTERFACE" on the preprocessor
+** stack, then *pPresetFlags will be set to PS_Interface.
+*/
+static int ParsePreprocessor(Token *pToken, int flags, int *pPresetFlags)
+{
+ const char *zCmd;
+ int nCmd;
+ const char *zArg;
+ int nArg;
+ int nErr = 0;
+ Ifmacro *pIf;
+
+ zCmd = &pToken->zText[1];
+ while (isspace(*zCmd) && *zCmd != '\n') {
+ zCmd++;
+ }
+ if (!isalpha(*zCmd)) {
+ return 0;
+ }
+ nCmd = 1;
+ while (isalpha(zCmd[nCmd])) {
+ nCmd++;
+ }
+
+ if (nCmd == 5 && strncmp(zCmd, "endif", 5) == 0) {
+ /*
+ ** Pop the if stack
+ */
+ pIf = ifStack;
+ if (pIf == 0) {
+ fprintf(stderr, "%s:%d: extra '#endif'.\n", zFilename,
+ pToken->nLine);
+ return 1;
+ }
+ ifStack = pIf->pNext;
+ SafeFree(pIf);
+ } else if (nCmd == 6 && strncmp(zCmd, "define", 6) == 0) {
+ /*
+ ** Record a #define if we are in PS_Interface or PS_Export
+ */
+ Decl *pDecl;
+ if (!(flags & (PS_Local | PS_Interface | PS_Export))) {
+ return 0;
+ }
+ zArg = &zCmd[6];
+ while (*zArg && isspace(*zArg) && *zArg != '\n') {
+ zArg++;
+ }
+ if (*zArg == 0 || *zArg == '\n') {
+ return 0;
+ }
+ for (nArg = 0; ISALNUM(zArg[nArg]); nArg++) {
+ }
+ if (nArg == 0) {
+ return 0;
+ }
+ pDecl = CreateDecl(zArg, nArg);
+ pDecl->pComment = pToken->pComment;
+ DeclSetProperty(pDecl, TY_Macro);
+ pDecl->zDecl = SafeMalloc(pToken->nText + 2);
+ sprintf(pDecl->zDecl, "%.*s\n", pToken->nText, pToken->zText);
+ if (flags & PS_Export) {
+ DeclSetProperty(pDecl, DP_Export);
+ } else if (flags & PS_Local) {
+ DeclSetProperty(pDecl, DP_Local);
+ }
+ } else if (nCmd == 7 && strncmp(zCmd, "include", 7) == 0) {
+ /*
+ ** Record an #include if we are in PS_Interface or PS_Export
+ */
+ Include *pInclude;
+ char *zIf;
+
+ if (!(flags & (PS_Interface | PS_Export))) {
+ return 0;
+ }
+ zArg = &zCmd[7];
+ while (*zArg && isspace(*zArg)) {
+ zArg++;
+ }
+ for (nArg = 0; !isspace(zArg[nArg]); nArg++) {
+ }
+ if ((zArg[0] == '"' && zArg[nArg - 1] != '"') ||
+ (zArg[0] == '<' && zArg[nArg - 1] != '>')) {
+ fprintf(stderr,
+ "%s:%d: malformed #include statement.\n",
+ zFilename, pToken->nLine);
+ return 1;
+ }
+ zIf = GetIfString();
+ if (zIf) {
+ pInclude = SafeMalloc(sizeof(Include) + nArg * 2 +
+ strlen(zIf) + 10);
+ pInclude->zFile = (char *)&pInclude[1];
+ pInclude->zLabel = &pInclude->zFile[nArg + 1];
+ sprintf(pInclude->zFile, "%.*s", nArg, zArg);
+ sprintf(pInclude->zLabel, "%.*s:%s", nArg, zArg, zIf);
+ pInclude->zIf = &pInclude->zLabel[nArg + 1];
+ SafeFree(zIf);
+ } else {
+ pInclude = SafeMalloc(sizeof(Include) + nArg + 1);
+ pInclude->zFile = (char *)&pInclude[1];
+ sprintf(pInclude->zFile, "%.*s", nArg, zArg);
+ pInclude->zIf = 0;
+ pInclude->zLabel = pInclude->zFile;
+ }
+ pInclude->pNext = includeList;
+ includeList = pInclude;
+ } else if (nCmd == 2 && strncmp(zCmd, "if", 2) == 0) {
+ /*
+ ** Push an #if. Watch for the special cases of INTERFACE
+ ** and EXPORT_INTERFACE and LOCAL_INTERFACE
+ */
+ zArg = &zCmd[2];
+ while (*zArg && isspace(*zArg) && *zArg != '\n') {
+ zArg++;
+ }
+ if (*zArg == 0 || *zArg == '\n') {
+ return 0;
+ }
+ nArg = pToken->nText + (int)(pToken->zText - zArg);
+ if (pToken->zText[pToken->nText - 1] == '\r') {
+ nArg--;
+ }
+ if (nArg == 9 && strncmp(zArg, "INTERFACE", 9) == 0) {
+ PushIfMacro(0, 0, 0, pToken->nLine, PS_Interface);
+ } else if (nArg == 16 &&
+ strncmp(zArg, "EXPORT_INTERFACE", 16) == 0) {
+ PushIfMacro(0, 0, 0, pToken->nLine, PS_Export);
+ } else if (nArg == 15 &&
+ strncmp(zArg, "LOCAL_INTERFACE", 15) == 0) {
+ PushIfMacro(0, 0, 0, pToken->nLine, PS_Local);
+ } else if (nArg == 15 &&
+ strncmp(zArg, "MAKEHEADERS_STOPLOCAL_INTERFACE",
+ 15) == 0) {
+ PushIfMacro(0, 0, 0, pToken->nLine, PS_Local);
+ } else {
+ PushIfMacro(0, zArg, nArg, pToken->nLine, 0);
+ }
+ } else if (nCmd == 5 && strncmp(zCmd, "ifdef", 5) == 0) {
+ /*
+ ** Push an #ifdef.
+ */
+ zArg = &zCmd[5];
+ while (*zArg && isspace(*zArg) && *zArg != '\n') {
+ zArg++;
+ }
+ if (*zArg == 0 || *zArg == '\n') {
+ return 0;
+ }
+ nArg = pToken->nText + (int)(pToken->zText - zArg);
+ if (pToken->zText[pToken->nText - 1] == '\r') {
+ nArg--;
+ }
+ PushIfMacro("defined", zArg, nArg, pToken->nLine, 0);
+ } else if (nCmd == 6 && strncmp(zCmd, "ifndef", 6) == 0) {
+ /*
+ ** Push an #ifndef.
+ */
+ zArg = &zCmd[6];
+ while (*zArg && isspace(*zArg) && *zArg != '\n') {
+ zArg++;
+ }
+ if (*zArg == 0 || *zArg == '\n') {
+ return 0;
+ }
+ nArg = pToken->nText + (int)(pToken->zText - zArg);
+ if (pToken->zText[pToken->nText - 1] == '\r') {
+ nArg--;
+ }
+ PushIfMacro("!defined", zArg, nArg, pToken->nLine, 0);
+ } else if (nCmd == 4 && strncmp(zCmd, "else", 4) == 0) {
+ /*
+ ** Invert the #if on the top of the stack
+ */
+ if (ifStack == 0) {
+ fprintf(stderr, "%s:%d: '#else' without an '#if'\n",
+ zFilename, pToken->nLine);
+ return 1;
+ }
+ pIf = ifStack;
+ if (pIf->zCondition) {
+ ifStack = ifStack->pNext;
+ PushIfMacro("!", pIf->zCondition,
+ strlen(pIf->zCondition), pIf->nLine, 0);
+ SafeFree(pIf);
+ } else {
+ pIf->flags = 0;
+ }
+ } else {
+ /*
+ ** This directive can be safely ignored
+ */
+ return 0;
+ }
+
+ /*
+ ** Recompute the preset flags
+ */
+ *pPresetFlags = 0;
+ for (pIf = ifStack; pIf; pIf = pIf->pNext) {
+ *pPresetFlags |= pIf->flags;
+ }
+
+ return nErr;
+}
+
+/*
+** Parse an entire file. Return the number of errors.
+**
+** pList is a list of tokens in the file. Whitespace tokens have been
+** eliminated, and text with {...} has been collapsed into a
+** single TT_Brace token.
+**
+** initFlags are a set of parse flags that should always be set for this
+** file. For .c files this is normally 0. For .h files it is PS_Interface.
+*/
+static int ParseFile(Token *pList, int initFlags)
+{
+ int nErr = 0;
+ Token *pStart = 0;
+ int flags = initFlags;
+ int presetFlags = initFlags;
+ int resetFlag = 0;
+
+ includeList = 0;
+ while (pList) {
+ switch (pList->eType) {
+ case TT_EOF:
+ goto end_of_loop;
+
+ case TT_Preprocessor:
+ nErr += ParsePreprocessor(pList, flags, &presetFlags);
+ pStart = 0;
+ presetFlags |= initFlags;
+ flags = presetFlags;
+ break;
+
+ case TT_Other:
+ switch (pList->zText[0]) {
+ case ';':
+ nErr += ProcessDecl(pStart, pList, flags);
+ pStart = 0;
+ flags = presetFlags;
+ break;
+
+ case '=':
+ if (pList->pPrev->nText == 8 &&
+ strncmp(pList->pPrev->zText, "operator",
+ 8) == 0) {
+ break;
+ }
+ nErr += ProcessDecl(pStart, pList, flags);
+ pStart = 0;
+ while (pList && pList->zText[0] != ';') {
+ pList = pList->pNext;
+ }
+ if (pList == 0)
+ goto end_of_loop;
+ flags = presetFlags;
+ break;
+
+ case ':':
+ if (pList->zText[1] == ':') {
+ flags |= PS_Method;
+ }
+ break;
+
+ default:
+ break;
+ }
+ break;
+
+ case TT_Braces:
+ nErr += ProcessProcedureDef(pStart, pList, flags);
+ pStart = 0;
+ flags = presetFlags;
+ break;
+
+ case TT_Id:
+ if (pStart == 0) {
+ pStart = pList;
+ flags = presetFlags;
+ }
+ resetFlag = 0;
+ switch (pList->zText[0]) {
+ case 'c':
+ if (pList->nText == 5 &&
+ strncmp(pList->zText, "class", 5) == 0) {
+ nErr += ProcessTypeDecl(pList, flags,
+ &resetFlag);
+ }
+ break;
+
+ case 'E':
+ if (pList->nText == 6 &&
+ strncmp(pList->zText, "EXPORT", 6) == 0) {
+ flags |= PS_Export2;
+ /* pStart = 0; */
+ }
+ break;
+
+ case 'e':
+ if (pList->nText == 4 &&
+ strncmp(pList->zText, "enum", 4) == 0) {
+ if (pList->pNext &&
+ pList->pNext->eType == TT_Braces) {
+ pList = pList->pNext;
+ } else {
+ nErr += ProcessTypeDecl(
+ pList, flags,
+ &resetFlag);
+ }
+ } else if (pList->nText == 6 &&
+ strncmp(pList->zText, "extern", 6) ==
+ 0) {
+ pList = pList->pNext;
+ if (pList && pList->nText == 3 &&
+ strncmp(pList->zText, "\"C\"", 3) ==
+ 0) {
+ pList = pList->pNext;
+ flags &= ~DP_Cplusplus;
+ } else {
+ flags |= PS_Extern;
+ }
+ pStart = pList;
+ }
+ break;
+
+ case 'i':
+ if (pList->nText == 6 &&
+ strncmp(pList->zText, "inline", 6) == 0 &&
+ (flags & PS_Static) == 0) {
+ nErr += ProcessInlineProc(pList, flags,
+ &resetFlag);
+ }
+ break;
+
+ case 'L':
+ if (pList->nText == 5 &&
+ strncmp(pList->zText, "LOCAL", 5) == 0) {
+ flags |= PS_Local2;
+ pStart = pList;
+ }
+ break;
+
+ case 'P':
+ if (pList->nText == 6 &&
+ strncmp(pList->zText, "PUBLIC", 6) == 0) {
+ flags |= PS_Public;
+ pStart = pList;
+ } else if (pList->nText == 7 &&
+ strncmp(pList->zText, "PRIVATE",
+ 7) == 0) {
+ flags |= PS_Private;
+ pStart = pList;
+ } else if (pList->nText == 9 &&
+ strncmp(pList->zText, "PROTECTED",
+ 9) == 0) {
+ flags |= PS_Protected;
+ pStart = pList;
+ }
+ break;
+
+ case 's':
+ if (pList->nText == 6 &&
+ strncmp(pList->zText, "struct", 6) == 0) {
+ if (pList->pNext &&
+ pList->pNext->eType == TT_Braces) {
+ pList = pList->pNext;
+ } else {
+ nErr += ProcessTypeDecl(
+ pList, flags,
+ &resetFlag);
+ }
+ } else if (pList->nText == 6 &&
+ strncmp(pList->zText, "static", 6) ==
+ 0) {
+ flags |= PS_Static;
+ }
+ break;
+
+ case 't':
+ if (pList->nText == 7 &&
+ strncmp(pList->zText, "typedef", 7) == 0) {
+ flags |= PS_Typedef;
+ }
+ break;
+
+ case 'u':
+ if (pList->nText == 5 &&
+ strncmp(pList->zText, "union", 5) == 0) {
+ if (pList->pNext &&
+ pList->pNext->eType == TT_Braces) {
+ pList = pList->pNext;
+ } else {
+ nErr += ProcessTypeDecl(
+ pList, flags,
+ &resetFlag);
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+ if (resetFlag != 0) {
+ while (pList && pList->zText[0] != resetFlag) {
+ pList = pList->pNext;
+ }
+ if (pList == 0)
+ goto end_of_loop;
+ pStart = 0;
+ flags = presetFlags;
+ }
+ break;
+
+ case TT_String:
+ case TT_Number:
+ break;
+
+ default:
+ pStart = pList;
+ flags = presetFlags;
+ break;
+ }
+ pList = pList->pNext;
+ }
+end_of_loop:
+
+ /* Verify that all #ifs have a matching "#endif" */
+ while (ifStack) {
+ Ifmacro *pIf = ifStack;
+ ifStack = pIf->pNext;
+ fprintf(stderr, "%s:%d: This '#if' has no '#endif'\n",
+ zFilename, pIf->nLine);
+ SafeFree(pIf);
+ }
+
+ return nErr;
+}
+
+/*
+** If the given Decl object has a non-null zExtra field, then the text
+** of that zExtra field needs to be inserted in the middle of the
+** zDecl field before the last "}" in the zDecl. This routine does that.
+** If the zExtra is NULL, this routine is a no-op.
+**
+** zExtra holds extra method declarations for classes. The declarations
+** have to be inserted into the class definition.
+*/
+static void InsertExtraDecl(Decl *pDecl)
+{
+ int i;
+ String str;
+
+ if (pDecl == 0 || pDecl->zExtra == 0 || pDecl->zDecl == 0)
+ return;
+ i = strlen(pDecl->zDecl) - 1;
+ while (i > 0 && pDecl->zDecl[i] != '}') {
+ i--;
+ }
+ StringInit(&str);
+ StringAppend(&str, pDecl->zDecl, i);
+ StringAppend(&str, pDecl->zExtra, 0);
+ StringAppend(&str, &pDecl->zDecl[i], 0);
+ SafeFree(pDecl->zDecl);
+ SafeFree(pDecl->zExtra);
+ pDecl->zDecl = StrDup(StringGet(&str), 0);
+ StringReset(&str);
+ pDecl->zExtra = 0;
+}
+
+/*
+** Reset the DP_Forward and DP_Declared flags on all Decl structures.
+** Set both flags for anything that is tagged as local and isn't
+** in the file zFilename so that it won't be printing in other files.
+*/
+static void ResetDeclFlags(char *zFilename)
+{
+ Decl *pDecl;
+
+ for (pDecl = pDeclFirst; pDecl; pDecl = pDecl->pNext) {
+ DeclClearProperty(pDecl, DP_Forward | DP_Declared);
+ if (DeclHasProperty(pDecl, DP_Local) &&
+ pDecl->zFile != zFilename) {
+ DeclSetProperty(pDecl, DP_Forward | DP_Declared);
+ }
+ }
+}
+
+/*
+** Forward declaration of the ScanText() function.
+*/
+static void ScanText(const char *, GenState *pState);
+
+/*
+** The output in pStr is currently within an #if CONTEXT where context
+** is equal to *pzIf. (*pzIf might be NULL to indicate that we are
+** not within any #if at the moment.) We are getting ready to output
+** some text that needs to be within the context of "#if NEW" where
+** NEW is zIf. Make an appropriate change to the context.
+*/
+static void ChangeIfContext(const char *zIf, /* The desired #if context */
+ GenState *pState /* Current state of the code
+ generator */
+)
+{
+ if (zIf == 0) {
+ if (pState->zIf == 0)
+ return;
+ StringAppend(pState->pStr, "#endif\n", 0);
+ pState->zIf = 0;
+ } else {
+ if (pState->zIf) {
+ if (strcmp(zIf, pState->zIf) == 0)
+ return;
+ StringAppend(pState->pStr, "#endif\n", 0);
+ pState->zIf = 0;
+ }
+ ScanText(zIf, pState);
+ if (pState->zIf != 0) {
+ StringAppend(pState->pStr, "#endif\n", 0);
+ }
+ StringAppend(pState->pStr, "#if ", 0);
+ StringAppend(pState->pStr, zIf, 0);
+ StringAppend(pState->pStr, "\n", 0);
+ pState->zIf = zIf;
+ }
+}
+
+/*
+** Add to the string pStr a #include of every file on the list of
+** include files pInclude. The table pTable contains all files that
+** have already been #included at least once. Don't add any
+** duplicates. Update pTable with every new #include that is added.
+*/
+static void AddIncludes(Include *pInclude, /* Write every #include on this list
+ */
+ GenState *pState /* Current state of the code generator
+ */
+)
+{
+ if (pInclude) {
+ if (pInclude->pNext) {
+ AddIncludes(pInclude->pNext, pState);
+ }
+ if (IdentTableInsert(pState->pTable, pInclude->zLabel, 0)) {
+ ChangeIfContext(pInclude->zIf, pState);
+ StringAppend(pState->pStr, "#include ", 0);
+ StringAppend(pState->pStr, pInclude->zFile, 0);
+ StringAppend(pState->pStr, "\n", 1);
+ }
+ }
+}
+
+/*
+** Add to the string pStr a declaration for the object described
+** in pDecl.
+**
+** If pDecl has already been declared in this file, detect that
+** fact and abort early. Do not duplicate a declaration.
+**
+** If the needFullDecl flag is false and this object has a forward
+** declaration, then supply the forward declaration only. A later
+** call to CompleteForwardDeclarations() will finish the declaration
+** for us. But if needFullDecl is true, we must supply the full
+** declaration now. Some objects do not have a forward declaration.
+** For those objects, we must print the full declaration now.
+**
+** Because it is illegal to duplicate a typedef in C, care is taken
+** to insure that typedefs for the same identifier are only issued once.
+*/
+static void DeclareObject(Decl *pDecl, /* The thing to be declared */
+ GenState *pState, /* Current state of the code
+ generator */
+ int needFullDecl /* Must have the full declaration. A
+ * forward declaration isn't enough
+ */
+)
+{
+ Decl *p; /* The object to be declared */
+ int flag;
+ int isCpp; /* True if generating C++ */
+ int doneTypedef = 0; /* True if a typedef has been done for this object
+ */
+
+ /* printf("BEGIN %s of
+ * %s\n",needFullDecl?"FULL":"PROTOTYPE",pDecl->zName);*/
+ /*
+ ** For any object that has a forward declaration, go ahead and do the
+ ** forward declaration first.
+ */
+ isCpp = (pState->flags & DP_Cplusplus) != 0;
+ for (p = pDecl; p; p = p->pSameName) {
+ if (p->zFwd) {
+ if (!DeclHasProperty(p, DP_Forward)) {
+ DeclSetProperty(p, DP_Forward);
+ if (strncmp(p->zFwd, "typedef", 7) == 0) {
+ if (doneTypedef)
+ continue;
+ doneTypedef = 1;
+ }
+ ChangeIfContext(p->zIf, pState);
+ StringAppend(pState->pStr,
+ isCpp ? p->zFwdCpp : p->zFwd, 0);
+ }
+ }
+ }
+
+ /*
+ ** Early out if everything is already suitably declared.
+ **
+ ** This is a very important step because it prevents us from
+ ** executing the code the follows in a recursive call to this
+ ** function with the same value for pDecl.
+ */
+ flag = needFullDecl ? DP_Declared | DP_Forward : DP_Forward;
+ for (p = pDecl; p; p = p->pSameName) {
+ if (!DeclHasProperty(p, flag))
+ break;
+ }
+ if (p == 0) {
+ return;
+ }
+
+ /*
+ ** Make sure we have all necessary #includes
+ */
+ for (p = pDecl; p; p = p->pSameName) {
+ AddIncludes(p->pInclude, pState);
+ }
+
+ /*
+ ** Go ahead an mark everything as being declared, to prevent an
+ ** infinite loop thru the ScanText() function. At the same time,
+ ** we decide which objects need a full declaration and mark them
+ ** with the DP_Flag bit. We are only able to use DP_Flag in this
+ ** way because we know we'll never execute this far into this
+ ** function on a recursive call with the same pDecl. Hence, recursive
+ ** calls to this function (through ScanText()) can never change the
+ ** value of DP_Flag out from under us.
+ */
+ for (p = pDecl; p; p = p->pSameName) {
+ if (!DeclHasProperty(p, DP_Declared) &&
+ (p->zFwd == 0 || needFullDecl) && p->zDecl != 0) {
+ DeclSetProperty(p, DP_Forward | DP_Declared | DP_Flag);
+ } else {
+ DeclClearProperty(p, DP_Flag);
+ }
+ }
+
+ /*
+ ** Call ScanText() recursively (this routine is called from ScanText())
+ ** to include declarations required to come before these declarations.
+ */
+ for (p = pDecl; p; p = p->pSameName) {
+ if (DeclHasProperty(p, DP_Flag)) {
+ if (p->zDecl[0] == '#') {
+ ScanText(&p->zDecl[1], pState);
+ } else {
+ InsertExtraDecl(p);
+ ScanText(p->zDecl, pState);
+ }
+ }
+ }
+
+ /*
+ ** Output the declarations. Do this in two passes. First
+ ** output everything that isn't a typedef. Then go back and
+ ** get the typedefs by the same name.
+ */
+ for (p = pDecl; p; p = p->pSameName) {
+ if (DeclHasProperty(p, DP_Flag) &&
+ !DeclHasProperty(p, TY_Typedef)) {
+ if (DeclHasAnyProperty(p, TY_Enumeration)) {
+ if (doneTypedef)
+ continue;
+ doneTypedef = 1;
+ }
+ ChangeIfContext(p->zIf, pState);
+ if (!isCpp && DeclHasAnyProperty(p, DP_ExternReqd)) {
+ StringAppend(pState->pStr, "extern ", 0);
+ } else if (isCpp &&
+ DeclHasProperty(p, DP_Cplusplus |
+ DP_ExternReqd)) {
+ StringAppend(pState->pStr, "extern ", 0);
+ } else if (isCpp &&
+ DeclHasAnyProperty(
+ p, DP_ExternCReqd | DP_ExternReqd)) {
+ StringAppend(pState->pStr, "extern \"C\" ", 0);
+ }
+ InsertExtraDecl(p);
+ StringAppend(pState->pStr, p->zDecl, 0);
+ if (!isCpp && DeclHasProperty(p, DP_Cplusplus)) {
+ fprintf(stderr,
+ "%s: C code ought not reference the C++ object \"%s\"\n",
+ pState->zFilename, p->zName);
+ pState->nErr++;
+ }
+ DeclClearProperty(p, DP_Flag);
+ }
+ }
+ for (p = pDecl; p && !doneTypedef; p = p->pSameName) {
+ if (DeclHasProperty(p, DP_Flag)) {
+ /* This has to be a typedef */
+ doneTypedef = 1;
+ ChangeIfContext(p->zIf, pState);
+ InsertExtraDecl(p);
+ StringAppend(pState->pStr, p->zDecl, 0);
+ }
+ }
+}
+
+/*
+** This routine scans the input text given, and appends to the
+** string in pState->pStr the text of any declarations that must
+** occur before the text in zText.
+**
+** If an identifier in zText is immediately followed by '*', then
+** only forward declarations are needed for that identifier. If the
+** identifier name is not followed immediately by '*', we must supply
+** a full declaration.
+*/
+static void ScanText(const char *zText, /* The input text to be scanned */
+ GenState *pState /* Current state of the code generator */
+)
+{
+ int nextValid = 0; /* True is sNext contains valid data */
+ InStream sIn; /* The input text */
+ Token sToken; /* The current token being examined */
+ Token sNext; /* The next non-space token */
+
+ /* printf("BEGIN SCAN TEXT on %s\n", zText); */
+
+ sIn.z = zText;
+ sIn.i = 0;
+ sIn.nLine = 1;
+ while (sIn.z[sIn.i] != 0) {
+ if (nextValid) {
+ sToken = sNext;
+ nextValid = 0;
+ } else {
+ GetNonspaceToken(&sIn, &sToken);
+ }
+ if (sToken.eType == TT_Id) {
+ int needFullDecl; /* True if we need to provide the full
+ *declaration,
+ ** not just the forward declaration */
+ Decl *pDecl; /* The declaration having the name in
+ sToken */
+
+ /*
+ ** See if there is a declaration in the database with
+ *the name given
+ ** by sToken.
+ */
+ pDecl = FindDecl(sToken.zText, sToken.nText);
+ if (pDecl == 0)
+ continue;
+
+ /*
+ ** If we get this far, we've found an identifier that
+ *has a
+ ** declaration in the database. Now see if we the full
+ *declaration
+ ** or just a forward declaration.
+ */
+ GetNonspaceToken(&sIn, &sNext);
+ if (sNext.zText[0] == '*') {
+ needFullDecl = 0;
+ } else {
+ needFullDecl = 1;
+ nextValid = sNext.eType == TT_Id;
+ }
+
+ /*
+ ** Generate the needed declaration.
+ */
+ DeclareObject(pDecl, pState, needFullDecl);
+ } else if (sToken.eType == TT_Preprocessor) {
+ sIn.i -= sToken.nText - 1;
+ }
+ }
+ /* printf("END SCANTEXT\n"); */
+}
+
+/*
+** Provide a full declaration to any object which so far has had only
+** a forward declaration.
+*/
+static void CompleteForwardDeclarations(GenState *pState)
+{
+ Decl *pDecl;
+ int progress;
+
+ do {
+ progress = 0;
+ for (pDecl = pDeclFirst; pDecl; pDecl = pDecl->pNext) {
+ if (DeclHasProperty(pDecl, DP_Forward) &&
+ !DeclHasProperty(pDecl, DP_Declared)) {
+ DeclareObject(pDecl, pState, 1);
+ progress = 1;
+ assert(DeclHasProperty(pDecl, DP_Declared));
+ }
+ }
+ } while (progress);
+}
+
+/*
+** Generate an include file for the given source file. Return the number
+** of errors encountered.
+**
+** if nolocal_flag is true, then we do not generate declarations for
+** objected marked DP_Local.
+*/
+static int MakeHeader(InFile *pFile, FILE *report, int nolocal_flag)
+{
+ int nErr = 0;
+ GenState sState;
+ String outStr;
+ IdentTable includeTable;
+ Ident *pId;
+ char *zNewVersion;
+ char *zOldVersion;
+
+ if (pFile->zHdr == 0 || *pFile->zHdr == 0)
+ return 0;
+ sState.pStr = &outStr;
+ StringInit(&outStr);
+ StringAppend(&outStr, zTopLine, nTopLine);
+ sState.pTable = &includeTable;
+ memset(&includeTable, 0, sizeof(includeTable));
+ sState.zIf = 0;
+ sState.nErr = 0;
+ sState.zFilename = pFile->zSrc;
+ sState.flags = pFile->flags & DP_Cplusplus;
+ ResetDeclFlags(nolocal_flag ? "no" : pFile->zSrc);
+ for (pId = pFile->idTable.pList; pId; pId = pId->pNext) {
+ Decl *pDecl = FindDecl(pId->zName, 0);
+ if (pDecl) {
+ DeclareObject(pDecl, &sState, 1);
+ }
+ }
+ CompleteForwardDeclarations(&sState);
+ ChangeIfContext(0, &sState);
+ nErr += sState.nErr;
+ zOldVersion = ReadFile(pFile->zHdr);
+ zNewVersion = StringGet(&outStr);
+ if (report)
+ fprintf(report, "%s: ", pFile->zHdr);
+ if (zOldVersion == 0) {
+ if (report)
+ fprintf(report, "updated\n");
+ if (WriteFile(pFile->zHdr, zNewVersion)) {
+ fprintf(stderr, "%s: Can't write to file\n",
+ pFile->zHdr);
+ nErr++;
+ }
+ } else if (strncmp(zOldVersion, zTopLine, nTopLine) != 0) {
+ if (report)
+ fprintf(report, "error!\n");
+ fprintf(stderr,
+ "%s: Can't overwrite this file because it wasn't previously\n"
+ "%*s generated by 'makeheaders'.\n",
+ pFile->zHdr, (int)strlen(pFile->zHdr), "");
+ nErr++;
+ } else if (strcmp(zOldVersion, zNewVersion) != 0) {
+ if (report)
+ fprintf(report, "updated\n");
+ if (WriteFile(pFile->zHdr, zNewVersion)) {
+ fprintf(stderr, "%s: Can't write to file\n",
+ pFile->zHdr);
+ nErr++;
+ }
+ } else if (report) {
+ fprintf(report, "unchanged\n");
+ }
+ SafeFree(zOldVersion);
+ IdentTableReset(&includeTable);
+ StringReset(&outStr);
+ return nErr;
+}
+
+/*
+** Generate a global header file -- a header file that contains all
+** declarations. If the forExport flag is true, then only those
+** objects that are exported are included in the header file.
+*/
+static int MakeGlobalHeader(int forExport)
+{
+ GenState sState;
+ String outStr;
+ IdentTable includeTable;
+ Decl *pDecl;
+
+ sState.pStr = &outStr;
+ StringInit(&outStr);
+ /* StringAppend(&outStr,zTopLine,nTopLine); */
+ sState.pTable = &includeTable;
+ memset(&includeTable, 0, sizeof(includeTable));
+ sState.zIf = 0;
+ sState.nErr = 0;
+ sState.zFilename = "(all)";
+ sState.flags = 0;
+ ResetDeclFlags(0);
+ for (pDecl = pDeclFirst; pDecl; pDecl = pDecl->pNext) {
+ if (forExport == 0 || DeclHasProperty(pDecl, DP_Export)) {
+ DeclareObject(pDecl, &sState, 1);
+ }
+ }
+ ChangeIfContext(0, &sState);
+ printf("%s", StringGet(&outStr));
+ IdentTableReset(&includeTable);
+ StringReset(&outStr);
+ return 0;
+}
+
+#ifdef DEBUG
+/*
+** Return the number of characters in the given string prior to the
+** first newline.
+*/
+static int ClipTrailingNewline(char *z)
+{
+ int n = strlen(z);
+ while (n > 0 && (z[n - 1] == '\n' || z[n - 1] == '\r')) {
+ n--;
+ }
+ return n;
+}
+
+/*
+** Dump the entire declaration list for debugging purposes
+*/
+static void DumpDeclList(void)
+{
+ Decl *pDecl;
+
+ for (pDecl = pDeclFirst; pDecl; pDecl = pDecl->pNext) {
+ printf("**** %s from file %s ****\n", pDecl->zName,
+ pDecl->zFile);
+ if (pDecl->zIf) {
+ printf("If: [%.*s]\n", ClipTrailingNewline(pDecl->zIf),
+ pDecl->zIf);
+ }
+ if (pDecl->zFwd) {
+ printf("Decl: [%.*s]\n",
+ ClipTrailingNewline(pDecl->zFwd), pDecl->zFwd);
+ }
+ if (pDecl->zDecl) {
+ InsertExtraDecl(pDecl);
+ printf("Def: [%.*s]\n",
+ ClipTrailingNewline(pDecl->zDecl), pDecl->zDecl);
+ }
+ if (pDecl->flags) {
+ static struct {
+ int mask;
+ char *desc;
+ } flagSet[] = {
+ { TY_Class, "class" },
+ { TY_Enumeration, "enum" },
+ { TY_Structure, "struct" },
+ { TY_Union, "union" },
+ { TY_Variable, "variable" },
+ { TY_Subroutine, "function" },
+ { TY_Typedef, "typedef" },
+ { TY_Macro, "macro" },
+ { DP_Export, "export" },
+ { DP_Local, "local" },
+ { DP_Cplusplus, "C++" },
+ };
+ int i;
+ printf("flags:");
+ for (i = 0; i < sizeof(flagSet) / sizeof(flagSet[0]);
+ i++) {
+ if (flagSet[i].mask & pDecl->flags) {
+ printf(" %s", flagSet[i].desc);
+ }
+ }
+ printf("\n");
+ }
+ if (pDecl->pInclude) {
+ Include *p;
+ printf("includes:");
+ for (p = pDecl->pInclude; p; p = p->pNext) {
+ printf(" %s", p->zFile);
+ }
+ printf("\n");
+ }
+ }
+}
+#endif
+
+/*
+** When the "-doc" command-line option is used, this routine is called
+** to print all of the database information to standard output.
+*/
+static void DocumentationDump(void)
+{
+ Decl *pDecl;
+ static struct {
+ int mask;
+ char flag;
+ } flagSet[] = {
+ { TY_Class, 'c' }, { TY_Enumeration, 'e' },
+ { TY_Structure, 's' }, { TY_Union, 'u' },
+ { TY_Variable, 'v' }, { TY_Subroutine, 'f' },
+ { TY_Typedef, 't' }, { TY_Macro, 'm' },
+ { DP_Export, 'x' }, { DP_Local, 'l' },
+ { DP_Cplusplus, '+' },
+ };
+
+ for (pDecl = pDeclFirst; pDecl; pDecl = pDecl->pNext) {
+ int i;
+ int nLabel = 0;
+ char *zDecl;
+ char zLabel[50];
+ for (i = 0; i < sizeof(flagSet) / sizeof(flagSet[0]); i++) {
+ if (DeclHasProperty(pDecl, flagSet[i].mask)) {
+ zLabel[nLabel++] = flagSet[i].flag;
+ }
+ }
+ if (nLabel == 0)
+ continue;
+ zLabel[nLabel] = 0;
+ InsertExtraDecl(pDecl);
+ zDecl = pDecl->zDecl;
+ if (zDecl == 0)
+ zDecl = pDecl->zFwd;
+ printf("%s %s %s %p %d %d %d %d %d\n", pDecl->zName, zLabel,
+ pDecl->zFile, pDecl->pComment,
+ pDecl->pComment ? pDecl->pComment->nText + 1 : 0,
+ pDecl->zIf ? (int)strlen(pDecl->zIf) + 1 : 0,
+ zDecl ? (int)strlen(zDecl) : 0,
+ pDecl->pComment ? pDecl->pComment->nLine : 0,
+ pDecl->tokenCode.nText ? pDecl->tokenCode.nText + 1 : 0);
+ if (pDecl->pComment) {
+ printf("%.*s\n", pDecl->pComment->nText,
+ pDecl->pComment->zText);
+ }
+ if (pDecl->zIf) {
+ printf("%s\n", pDecl->zIf);
+ }
+ if (zDecl) {
+ printf("%s", zDecl);
+ }
+ if (pDecl->tokenCode.nText) {
+ printf("%.*s\n", pDecl->tokenCode.nText,
+ pDecl->tokenCode.zText);
+ }
+ }
+}
+
+/*
+** Given the complete text of an input file, this routine prints a
+** documentation record for the header comment at the beginning of the
+** file (if the file has a header comment.)
+*/
+void PrintModuleRecord(const char *zFile, const char *zFilename)
+{
+ int i;
+ static int addr = 5;
+ while (isspace(*zFile)) {
+ zFile++;
+ }
+ if (*zFile != '/' || zFile[1] != '*')
+ return;
+ for (i = 2; zFile[i] && (zFile[i - 1] != '/' || zFile[i - 2] != '*');
+ i++) {
+ }
+ if (zFile[i] == 0)
+ return;
+ printf("%s M %s %d %d 0 0 0 0\n%.*s\n", zFilename, zFilename, addr,
+ i + 1, i, zFile);
+ addr += 4;
+}
+
+/*
+** Given an input argument to the program, construct a new InFile
+** object.
+*/
+static InFile *CreateInFile(char *zArg, int *pnErr)
+{
+ int nSrc;
+ char *zSrc;
+ InFile *pFile;
+ int i;
+
+ /*
+ ** Get the name of the input file to be scanned. The input file is
+ ** everything before the first ':' or the whole file if no ':' is seen.
+ **
+ ** Except, on windows, ignore any ':' that occurs as the second
+ *character
+ ** since it might be part of the drive specifier. So really, the ":'
+ *has
+ ** to be the 3rd or later character in the name. This precludes
+ *1-character
+ ** file names, which really should not be a problem.
+ */
+ zSrc = zArg;
+ for (nSrc = 2; zSrc[nSrc] && zArg[nSrc] != ':'; nSrc++) {
+ }
+ pFile = SafeMalloc(sizeof(InFile));
+ memset(pFile, 0, sizeof(InFile));
+ pFile->zSrc = StrDup(zSrc, nSrc);
+
+ /* Figure out if we are dealing with C or C++ code. Assume any
+ ** file with ".c" or ".h" is C code and all else is C++.
+ */
+ if (nSrc > 2 && zSrc[nSrc - 2] == '.' &&
+ (zSrc[nSrc - 1] == 'c' || zSrc[nSrc - 1] == 'h')) {
+ pFile->flags &= ~DP_Cplusplus;
+ } else {
+ pFile->flags |= DP_Cplusplus;
+ }
+
+ /*
+ ** If a separate header file is specified, use it
+ */
+ if (zSrc[nSrc] == ':') {
+ int nHdr;
+ char *zHdr;
+ zHdr = &zSrc[nSrc + 1];
+ for (nHdr = 0; zHdr[nHdr]; nHdr++) {
+ }
+ pFile->zHdr = StrDup(zHdr, nHdr);
+ }
+
+ /* Look for any 'c' or 'C' in the suffix of the file name and change
+ ** that character to 'h' or 'H' respectively. If no 'c' or 'C' is
+ *found,
+ ** then assume we are dealing with a header.
+ */
+ else {
+ int foundC = 0;
+ pFile->zHdr = StrDup(zSrc, nSrc);
+ for (i = nSrc - 1; i > 0 && pFile->zHdr[i] != '.'; i--) {
+ if (pFile->zHdr[i] == 'c') {
+ foundC = 1;
+ pFile->zHdr[i] = 'h';
+ } else if (pFile->zHdr[i] == 'C') {
+ foundC = 1;
+ pFile->zHdr[i] = 'H';
+ }
+ }
+ if (!foundC) {
+ SafeFree(pFile->zHdr);
+ pFile->zHdr = 0;
+ }
+ }
+
+ /*
+ ** If pFile->zSrc contains no 'c' or 'C' in its extension, it
+ ** must be a header file. In that case, we need to set the
+ ** PS_Interface flag.
+ */
+ pFile->flags |= PS_Interface;
+ for (i = nSrc - 1; i > 0 && zSrc[i] != '.'; i--) {
+ if (zSrc[i] == 'c' || zSrc[i] == 'C') {
+ pFile->flags &= ~PS_Interface;
+ break;
+ }
+ }
+
+ /* Done!
+ */
+ return pFile;
+}
+
+/* MS-Windows and MS-DOS both have the following serious OS bug: the
+** length of a command line is severely restricted. But this program
+** occasionally requires long command lines. Hence the following
+** work around.
+**
+** If the parameters "-f FILENAME" appear anywhere on the command line,
+** then the named file is scanned for additional command line arguments.
+** These arguments are substituted in place of the "FILENAME" argument
+** in the original argument list.
+**
+** This first parameter to this routine is the index of the "-f"
+** parameter in the argv[] array. The argc and argv are passed by
+** pointer so that they can be changed.
+**
+** Parsing of the parameters in the file is very simple. Parameters
+** can be separated by any amount of white-space (including newlines
+** and carriage returns.) There are now quoting characters of any
+** kind. The length of a token is limited to about 1000 characters.
+*/
+static void AddParameters(int index, int *pArgc, char ***pArgv)
+{
+ int argc = *pArgc; /* The original argc value */
+ char **argv = *pArgv; /* The original argv value */
+ int newArgc; /* Value for argc after inserting new arguments */
+ char **zNew = 0; /* The new argv after this routine is done */
+ char *zFile; /* Name of the input file */
+ int nNew = 0; /* Number of new entries in the argv[] file */
+ int nAlloc = 0; /* Space allocated for zNew[] */
+ int i; /* Loop counter */
+ int n; /* Number of characters in a new argument */
+ int c; /* Next character of input */
+ int startOfLine = 1; /* True if we are where '#' can start a comment */
+ FILE *in; /* The input file */
+ char zBuf[1000]; /* A single argument is accumulated here */
+
+ if (index + 1 == argc)
+ return;
+ zFile = argv[index + 1];
+ in = fopen(zFile, "r");
+ if (in == 0) {
+ fprintf(stderr, "Can't open input file \"%s\"\n", zFile);
+ exit(1);
+ }
+ c = ' ';
+ while (c != EOF) {
+ while (c != EOF && isspace(c)) {
+ if (c == '\n') {
+ startOfLine = 1;
+ }
+ c = getc(in);
+ if (startOfLine && c == '#') {
+ while (c != EOF && c != '\n') {
+ c = getc(in);
+ }
+ }
+ }
+ n = 0;
+ while (c != EOF && !isspace(c)) {
+ if (n < sizeof(zBuf) - 1) {
+ zBuf[n++] = c;
+ }
+ startOfLine = 0;
+ c = getc(in);
+ }
+ zBuf[n] = 0;
+ if (n > 0) {
+ nNew++;
+ if (nNew + argc > nAlloc) {
+ if (nAlloc == 0) {
+ nAlloc = 100 + argc;
+ zNew = malloc(sizeof(char *) * nAlloc);
+ } else {
+ nAlloc *= 2;
+ zNew = realloc(zNew,
+ sizeof(char *) * nAlloc);
+ }
+ }
+ if (zNew) {
+ int j = nNew + index;
+ zNew[j] = malloc(n + 1);
+ if (zNew[j]) {
+ strcpy(zNew[j], zBuf);
+ }
+ }
+ }
+ }
+ fclose(in);
+ newArgc = argc + nNew - 1;
+ for (i = 0; i <= index; i++) {
+ zNew[i] = argv[i];
+ }
+ for (i = nNew + index + 1; i < newArgc; i++) {
+ zNew[i] = argv[i + 1 - nNew];
+ }
+ zNew[newArgc] = 0;
+ *pArgc = newArgc;
+ *pArgv = zNew;
+}
+
+#ifdef NOT_USED
+/*
+** Return the time that the given file was last modified. If we can't
+** locate the file (because, for example, it doesn't exist), then
+** return 0.
+*/
+static unsigned int ModTime(const char *zFilename)
+{
+ unsigned int mTime = 0;
+ struct stat sStat;
+ if (stat(zFilename, &sStat) == 0) {
+ mTime = sStat.st_mtime;
+ }
+ return mTime;
+}
+#endif
+
+/*
+** Print a usage comment for this program.
+*/
+static void Usage(const char *argv0, const char *argvN)
+{
+ fprintf(stderr, "%s: Illegal argument \"%s\"\n", argv0, argvN);
+ fprintf(stderr,
+ "Usage: %s [options] filename...\n"
+ "Options:\n"
+ " -h Generate a single .h to standard output.\n"
+ " -H Like -h, but only output EXPORT declarations.\n"
+ " -v (verbose) Write status information to the screen.\n"
+ " -doc Generate no header files. Instead, output information\n"
+ " that can be used by an automatic program documentation\n"
+ " and cross-reference generator.\n"
+ " -local Generate prototypes for \"static\" functions and\n"
+ " procedures.\n"
+ " -f FILE Read additional command-line arguments from the file named\n"
+ " \"FILE\".\n"
+#ifdef DEBUG
+ " -! MASK Set the debugging mask to the number \"MASK\".\n"
+#endif
+ " -- Treat all subsequent comment-line parameters as filenames,\n"
+ " even if they begin with \"-\".\n",
+ argv0);
+}
+
+/*
+** The following text contains a few simple #defines that we want
+** to be available to every file.
+*/
+static const char zInit[] = "#define INTERFACE 0\n"
+ "#define EXPORT_INTERFACE 0\n"
+ "#define LOCAL_INTERFACE 0\n"
+ "#define EXPORT\n"
+ "#define LOCAL static\n"
+ "#define PUBLIC\n"
+ "#define PRIVATE\n"
+ "#define PROTECTED\n";
+
+#if TEST == 0
+int main(int argc, char **argv)
+{
+ int i; /* Loop counter */
+ int nErr = 0; /* Number of errors encountered */
+ Token *pList; /* List of input tokens for one file */
+ InFile *pFileList = 0; /* List of all input files */
+ InFile *pTail = 0; /* Last file on the list */
+ InFile *pFile; /* for looping over the file list */
+ int h_flag = 0; /* True if -h is present. Output unified header */
+ int H_flag = 0; /* True if -H is present. Output EXPORT header */
+ int v_flag = 0; /* Verbose */
+ int noMoreFlags; /* True if -- has been seen. */
+ FILE *report; /* Send progress reports to this, if not NULL */
+
+ noMoreFlags = 0;
+ for (i = 1; i < argc; i++) {
+ if (argv[i][0] == '-' && !noMoreFlags) {
+ switch (argv[i][1]) {
+ case 'h':
+ h_flag = 1;
+ break;
+ case 'H':
+ H_flag = 1;
+ break;
+ case 'v':
+ v_flag = 1;
+ break;
+ case 'd':
+ doc_flag = 1;
+ proto_static = 1;
+ break;
+ case 'l':
+ proto_static = 1;
+ break;
+ case 'f':
+ AddParameters(i, &argc, &argv);
+ break;
+ case '-':
+ noMoreFlags = 1;
+ break;
+#ifdef DEBUG
+ case '!':
+ i++;
+ debugMask = strtol(argv[i], 0, 0);
+ break;
+#endif
+ default:
+ Usage(argv[0], argv[i]);
+ return 1;
+ }
+ } else {
+ pFile = CreateInFile(argv[i], &nErr);
+ if (pFile) {
+ if (pFileList) {
+ pTail->pNext = pFile;
+ pTail = pFile;
+ } else {
+ pFileList = pTail = pFile;
+ }
+ }
+ }
+ }
+ if (h_flag && H_flag) {
+ h_flag = 0;
+ }
+ if (v_flag) {
+ report = (h_flag || H_flag) ? stderr : stdout;
+ } else {
+ report = 0;
+ }
+ if (nErr > 0) {
+ return nErr;
+ }
+ for (pFile = pFileList; pFile; pFile = pFile->pNext) {
+ char *zFile;
+
+ zFilename = pFile->zSrc;
+ if (zFilename == 0)
+ continue;
+ zFile = ReadFile(zFilename);
+ if (zFile == 0) {
+ fprintf(stderr, "Can't read input file \"%s\"\n",
+ zFilename);
+ nErr++;
+ continue;
+ }
+ if (strncmp(zFile, zTopLine, nTopLine) == 0) {
+ pFile->zSrc = 0;
+ } else {
+ if (report)
+ fprintf(report, "Reading %s...\n", zFilename);
+ pList = TokenizeFile(zFile, &pFile->idTable);
+ if (pList) {
+ nErr += ParseFile(pList, pFile->flags);
+ FreeTokenList(pList);
+ } else if (zFile[0] == 0) {
+ fprintf(stderr, "Input file \"%s\" is empty.\n",
+ zFilename);
+ nErr++;
+ } else {
+ fprintf(stderr,
+ "Errors while processing \"%s\"\n",
+ zFilename);
+ nErr++;
+ }
+ }
+ if (!doc_flag)
+ SafeFree(zFile);
+ if (doc_flag)
+ PrintModuleRecord(zFile, zFilename);
+ }
+ if (nErr > 0) {
+ return nErr;
+ }
+#ifdef DEBUG
+ if (debugMask & DECL_DUMP) {
+ DumpDeclList();
+ return nErr;
+ }
+#endif
+ if (doc_flag) {
+ DocumentationDump();
+ return nErr;
+ }
+ zFilename = "--internal--";
+ pList = TokenizeFile(zInit, 0);
+ if (pList == 0) {
+ return nErr + 1;
+ }
+ ParseFile(pList, PS_Interface);
+ FreeTokenList(pList);
+ if (h_flag || H_flag) {
+ nErr += MakeGlobalHeader(H_flag);
+ } else {
+ for (pFile = pFileList; pFile; pFile = pFile->pNext) {
+ if (pFile->zSrc == 0)
+ continue;
+ nErr += MakeHeader(pFile, report, 0);
+ }
+ }
+ return nErr;
+}
+#endif