diff options
Diffstat (limited to 'src/stdio/vasprintf.c')
-rw-r--r-- | src/stdio/vasprintf.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/src/stdio/vasprintf.c b/src/stdio/vasprintf.c index 68b7246b..08251bc2 100644 --- a/src/stdio/vasprintf.c +++ b/src/stdio/vasprintf.c @@ -3,26 +3,13 @@ #include <stdarg.h> #include <stdlib.h> -#define GUESS 240U - int vasprintf(char **s, const char *fmt, va_list ap) { va_list ap2; - char *a; - int l=GUESS; - - if (!(a=malloc(GUESS))) return -1; - va_copy(ap2, ap); - l=vsnprintf(a, GUESS, fmt, ap2); + int l = vsnprintf(0, 0, fmt, ap2); va_end(ap2); - if (l<GUESS) { - char *b = realloc(a, l+1U); - *s = b ? b : a; - return l; - } - free(a); if (l<0 || !(*s=malloc(l+1U))) return -1; return vsnprintf(*s, l+1U, fmt, ap); } |