@@ -103,6 +103,8 @@ static int print_escape_str(const char *f, int *param, int *array, char *s)
len = q - p;
total = len - 1;
+ q[-1] = (!!((f[1] - 's') | done) - 1) & f[2];
+ total += !!q[-1];
if (f[1] == 's')
goto easy;
@@ -455,21 +457,22 @@ check_conversion(const char *s, const char *ep)
int
echocmd(int argc, char **argv)
{
+ const char *lastfmt = snlfmt;
int nonl;
- nonl = *++argv ? equal(*argv, "-n") : 0;
- argv += nonl;
+ if (*++argv && equal(*argv, "-n")) {
+ argv++;
+ lastfmt = "%s";
+ }
do {
- int c;
+ const char *fmt = "%s ";
+ char *s = *argv;
- if (likely(*argv))
- nonl += print_escape_str("%s", NULL, NULL, *argv++);
- if (likely((nonl + !*argv) > 1))
- break;
+ if (!s || !*++argv)
+ fmt = lastfmt;
- c = *argv ? ' ' : '\n';
- out1c(c);
- } while (*argv);
+ nonl = print_escape_str(fmt, NULL, NULL, s ?: nullstr);
+ } while (!nonl && *argv);
return 0;
}
Currently echocmd uses print_escape_str to do everything apart from printing the spaces/newlines separating its arguments. This patch moves the actual printing into print_escape_str as well using the format parameter. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>