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av_tempfile: use O_EXCL

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-16 21:25:07 +02:00
parent 797c2ef970
commit 4105335c98
1 changed files with 4 additions and 1 deletions
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5
libavutil/file.c
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@ -152,7 +152,10 @@ int av_tempfile(const char *prefix, char **filename) {
# ifndef O_BINARY
# define O_BINARY 0
# endif
fd = open(*filename, O_RDWR | O_BINARY | O_CREAT, 0444);
# ifndef O_EXCL
# define O_EXCL 0
# endif
fd = open(*filename, O_RDWR | O_BINARY | O_CREAT | O_EXCL, 0444);
#else
snprintf(*filename, len, "/tmp/%sXXXXXX", prefix);
fd = mkstemp(*filename);