@@ -1137,9 +1137,13 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
const char *msg = c->message;
struct commit_list *p;
const char *arg;
- int ch;
+ size_t res;
/* these are independent of the commit */
+ res = strbuf_expand_literal_cb(sb, placeholder, NULL);
+ if (res)
+ return res;
+
switch (placeholder[0]) {
case 'C':
if (starts_with(placeholder + 1, "(auto)")) {
@@ -1158,16 +1162,6 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
*/
return ret;
}
- case 'n': /* newline */
- strbuf_addch(sb, '\n');
- return 1;
- case 'x':
- /* %x00 == NUL, %x0a == LF, etc. */
- ch = hex2chr(placeholder + 1);
- if (ch < 0)
- return 0;
- strbuf_addch(sb, ch);
- return 3;
case 'w':
if (placeholder[1] == '(') {
unsigned long width = 0, indent1 = 0, indent2 = 0;
@@ -380,6 +380,27 @@ void strbuf_expand(struct strbuf *sb, const char *format, expand_fn_t fn,
}
}
+size_t strbuf_expand_literal_cb(struct strbuf *sb,
+ const char *placeholder,
+ void *context)
+{
+ int ch;
+
+ switch (placeholder[0]) {
+ case 'n': /* newline */
+ strbuf_addch(sb, '\n');
+ return 1;
+ case 'x':
+ /* %x00 == NUL, %x0a == LF, etc. */
+ ch = hex2chr(placeholder + 1);
+ if (ch < 0)
+ return 0;
+ strbuf_addch(sb, ch);
+ return 3;
+ }
+ return 0;
+}
+
size_t strbuf_expand_dict_cb(struct strbuf *sb, const char *placeholder,
void *context)
{
@@ -320,6 +320,14 @@ void strbuf_expand(struct strbuf *sb,
expand_fn_t fn,
void *context);
+/**
+ * Used as callback for `strbuf_expand` to only expand literals
+ * (i.e. %n and %xNN). The context argument is ignored.
+ */
+size_t strbuf_expand_literal_cb(struct strbuf *sb,
+ const char *placeholder,
+ void *context);
+
/**
* Used as callback for `strbuf_expand()`, expects an array of
* struct strbuf_expand_dict_entry as context, i.e. pairs of
Expanding '%n' and '%xNN' is generic functionality, so extract that from the pretty.c formatter into a callback that can be reused. No functional change intended Signed-off-by: Anders Waldenborg <anders@0x63.nu> --- pretty.c | 16 +++++----------- strbuf.c | 21 +++++++++++++++++++++ strbuf.h | 8 ++++++++ 3 files changed, 34 insertions(+), 11 deletions(-)