diff options
Diffstat (limited to 'lib/libarchive/archive_string_sprintf.c')
| -rw-r--r-- | lib/libarchive/archive_string_sprintf.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/libarchive/archive_string_sprintf.c b/lib/libarchive/archive_string_sprintf.c index 174d2f9..b191b4b 100644 --- a/lib/libarchive/archive_string_sprintf.c +++ b/lib/libarchive/archive_string_sprintf.c @@ -47,19 +47,22 @@ __archive_string_vsprintf(struct archive_string *as, const char *fmt, va_list ap) { size_t l; + va_list ap1; if (fmt == NULL) { as->s[0] = 0; return; } + va_copy(ap1, ap); l = vsnprintf(as->s, as->buffer_length, fmt, ap); /* If output is bigger than the buffer, resize and try again. */ if (l+1 >= as->buffer_length) { __archive_string_ensure(as, l + 1); - l = vsnprintf(as->s, as->buffer_length, fmt, ap); + l = vsnprintf(as->s, as->buffer_length, fmt, ap1); } as->length = l; + va_end(ap1); } /* |
