diff options
Diffstat (limited to 'contrib/binutils/libiberty/asprintf.c')
-rw-r--r-- | contrib/binutils/libiberty/asprintf.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/contrib/binutils/libiberty/asprintf.c b/contrib/binutils/libiberty/asprintf.c index 5aaf320..5de7756 100644 --- a/contrib/binutils/libiberty/asprintf.c +++ b/contrib/binutils/libiberty/asprintf.c @@ -22,36 +22,36 @@ Boston, MA 02111-1307, USA. */ #include "ansidecl.h" #include "libiberty.h" -#if defined (ANSI_PROTOTYPES) || defined (ALMOST_STDC) -#define USE_STDARG -#endif - -#ifdef USE_STDARG +#ifdef ANSI_PROTOTYPES #include <stdarg.h> #else #include <varargs.h> #endif -/* VARARGS */ -#ifdef USE_STDARG -int -asprintf (char **buf, const char *fmt, ...) -#else +/* + +@deftypefn Extension int asprintf (char **@var{resptr}, const char *@var{format}, ...) + +Like @code{sprintf}, but instead of passing a pointer to a buffer, you +pass a pointer to a pointer. This function will compute the size of +the buffer needed, allocate memory with @code{malloc}, and store a +pointer to the allocated memory in @code{*@var{resptr}}. The value +returned is the same as @code{sprintf} would return. If memory could +not be allocated, zero is returned and @code{NULL} is stored in +@code{*@var{resptr}}. + +@end deftypefn + +*/ + int -asprintf (buf, fmt, va_alist) - char **buf; - const char *fmt; - va_dcl -#endif +asprintf VPARAMS ((char **buf, const char *fmt, ...)) { int status; - va_list ap; -#ifdef USE_STDARG - va_start (ap, fmt); -#else - va_start (ap); -#endif + VA_OPEN (ap, fmt); + VA_FIXEDARG (ap, char **, buf); + VA_FIXEDARG (ap, const char *, fmt); status = vasprintf (buf, fmt, ap); - va_end (ap); + VA_CLOSE (ap); return status; } |