Add mksnpath which allows you to specify the output buffer

This is just vsnprintf's but additionally calls cleanup_path() on the
result. To be used as alternatives to mkpath() where the buffer for the
created path may not be reused by subsequent calls of the same formatting
function.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Alex Riesen
2008-10-26 22:59:13 +01:00
committed by Junio C Hamano
parent 9fe7a643fc
commit 108bebeab3
2 changed files with 18 additions and 0 deletions

15
path.c
View File

@ -32,6 +32,21 @@ static char *cleanup_path(char *path)
return path;
}
char *mksnpath(char *buf, size_t n, const char *fmt, ...)
{
va_list args;
unsigned len;
va_start(args, fmt);
len = vsnprintf(buf, n, fmt, args);
va_end(args);
if (len >= n) {
snprintf(buf, n, bad_path);
return buf;
}
return cleanup_path(buf);
}
char *mkpath(const char *fmt, ...)
{
va_list args;