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Merge branch 'maint-0.2.9'

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This commit is contained in:
Nick Mathewson 2016-11-08 18:45:10 -05:00
commit 31f41fe096
2 changed files with 8 additions and 1 deletions
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4
changes/bug20560 Normal file
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@ -0,0 +1,4 @@
o Minor bugfixes (portability):
- Run correctly when built on Windows build environments that require
_vcsprintf(). Fixes bug 20560; bugfix on 0.2.2.11-alpha.

5
src/common/compat.c
View File

@ -532,7 +532,10 @@ tor_vasprintf(char **strp, const char *fmt, va_list args)
/* On Windows, _vsnprintf won't tell us the length of the string if it
* overflows, so we need to use _vcsprintf to tell how much to allocate */
int len, r;
len = _vscprintf(fmt, args);
va_list tmp_args;
va_copy(tmp_args, args);
len = _vscprintf(fmt, tmp_args);
va_end(tmp_args);
if (len < 0) {
*strp = NULL;
return -1;