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| author | Richard Nyberg <rnyberg@murmeldjur.se> | 2009-01-12 22:09:26 +0100 |
|---|---|---|
| committer | Richard Nyberg <rnyberg@murmeldjur.se> | 2009-01-12 23:43:35 +0100 |
| commit | 7b8644dcc1a0db95c3ea321ebb8bc059ab931b42 (patch) | |
| tree | fb4b0ad2985e42a66c982b15d79eaf0019f098e3 /misc/subr.c | |
| parent | b50a306ca3966dc056974c39e72e19da41ad873b (diff) | |
| download | btpd-7b8644dcc1a0db95c3ea321ebb8bc059ab931b42.tar.gz btpd-7b8644dcc1a0db95c3ea321ebb8bc059ab931b42.zip | |
Provide own implementation of asprintf if it's missing.
Diffstat (limited to 'misc/subr.c')
| -rw-r--r-- | misc/subr.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/misc/subr.c b/misc/subr.c index 5b5261e..b90af81 100644 --- a/misc/subr.c +++ b/misc/subr.c @@ -14,6 +14,8 @@ #include <strings.h> #include <unistd.h> +#include "subr.h" + void * memfind(const void *sub, size_t sublen, const void *mem, size_t memlen) { @@ -443,3 +445,21 @@ end: out[oi] = '\0'; return 0; } + +#ifndef HAVE_ASPRINTF +int +asprintf(char **strp, const char *fmt, ...) +{ + int np; + va_list ap; + va_start(ap, fmt); + np = vsnprintf(NULL, 0, fmt, ap); + va_end(ap); + if ((*strp = malloc(np + 1)) == NULL) + return -1; + va_start(ap, fmt); + vsnprintf(*strp, np + 1, fmt, ap); + va_end(ap); + return np; +} +#endif |