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-rw-r--r--sprintf_alloc.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/sprintf_alloc.c b/sprintf_alloc.c
deleted file mode 100644
index 1d53b20..0000000
--- a/sprintf_alloc.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/* sprintf_alloc.c -- like sprintf with memory allocation
-
- Carl D. Worth
-
- Copyright (C) 2001 University of Southern California
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- 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. See the
- GNU General Public License for more details.
-*/
-
-#include "opkg.h"
-#include <stdarg.h>
-
-#include "sprintf_alloc.h"
-
-int sprintf_alloc(char **str, const char *fmt, ...)
-{
- va_list ap;
- char *new_str;
- int n, size = 100;
-
- if (!str) {
- fprintf(stderr, "Null string pointer passed to sprintf_alloc\n");
- return -1;
- }
- if (!fmt) {
- fprintf(stderr, "Null fmt string passed to sprintf_alloc\n");
- return -1;
- }
-
- /* On x86_64 systems, any strings over 100 were segfaulting.
- It seems that the ap needs to be reinitalized before every
- use of the v*printf() functions. I pulled the functionality out
- of vsprintf_alloc and combined it all here instead.
- */
-
-
- /* ripped more or less straight out of PRINTF(3) */
-
- if ((new_str = malloc(size)) == NULL)
- return -1;
-
- *str = new_str;
- while(1) {
- va_start(ap, fmt);
- n = vsnprintf (new_str, size, fmt, ap);
- va_end(ap);
- /* If that worked, return the size. */
- if (n > -1 && n < size)
- return n;
- /* Else try again with more space. */
- if (n > -1) /* glibc 2.1 */
- size = n+1; /* precisely what is needed */
- else /* glibc 2.0 */
- size *= 2; /* twice the old size */
- new_str = realloc(new_str, size);
- if (new_str == NULL) {
- free(new_str);
- *str = NULL;
- return -1;
- }
- *str = new_str;
- }
-
- return -1; /* Just to be correct - it probably won't get here */
-}