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* util.c (valid_filename): use O_EXCL to get rid of clobbering

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existing files in race conditions.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@15586 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2008-02-23 18:53:00 +00:00
parent 350e8342f9
commit 97dc8ee216
3 changed files with 13 additions and 12 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Feb 24 03:52:58 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* util.c (valid_filename): use O_EXCL to get rid of clobbering
existing files in race conditions.
Fri Feb 22 19:50:19 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* bignum.c (BIGZEROP): fix for longer Bignum zeros. [ruby-Bugs-17454]

14
util.c
View file

@ -233,23 +233,19 @@ valid_filename(char *s)
{
int fd;
/*
// if the file exists, then it's a valid filename!
*/
if (_access(s, 0) == 0) {
return 1;
}
/*
// It doesn't exist, so see if we can open it.
*/
if ((fd = _open(s, O_CREAT, 0666)) >= 0) {
if ((fd = _open(s, O_CREAT|O_EXCL, 0666)) >= 0) {
_close(fd);
_unlink(s); /* don't leave it laying around */
return 1;
}
else if (errno == EEXIST) {
/* if the file exists, then it's a valid filename! */
return 1;
}
return 0;
}
#endif

6
version.h
View file

@ -1,7 +1,7 @@
#define RUBY_VERSION "1.8.6"
#define RUBY_RELEASE_DATE "2008-02-22"
#define RUBY_RELEASE_DATE "2008-02-24"
#define RUBY_VERSION_CODE 186
#define RUBY_RELEASE_CODE 20080222
#define RUBY_RELEASE_CODE 20080224
#define RUBY_PATCHLEVEL 5000
#define RUBY_VERSION_MAJOR 1
@ -9,7 +9,7 @@
#define RUBY_VERSION_TEENY 6
#define RUBY_RELEASE_YEAR 2008
#define RUBY_RELEASE_MONTH 2
#define RUBY_RELEASE_DAY 22
#define RUBY_RELEASE_DAY 24
#ifdef RUBY_EXTERN
RUBY_EXTERN const char ruby_version[];