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* win32/win32.c (LK_ERR): ERROR_NOT_LOCKED is not an error.

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In such situation, flock() should return 0.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9884 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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usa 2006-02-04 12:21:55 +00:00
parent a98d2cd4a9
commit f0432871fd
2 changed files with 19 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sat Feb 4 21:10:06 2006 NAKAMURA Usaku <usa@ruby-lang.org>
* win32/win32.c (LK_ERR): ERROR_NOT_LOCKED is not an error.
In such situation, flock() should return 0.
Sat Feb 4 15:52:56 2006 Hirokazu Yamamoto <ocean@m2.ccsnet.ne.jp> Sat Feb 4 15:52:56 2006 Hirokazu Yamamoto <ocean@m2.ccsnet.ne.jp>
* numeric.c (fix_to_s): (2**32).to_s(2) fails with exception where * numeric.c (fix_to_s): (2**32).to_s(2) fails with exception where

15
win32/win32.c
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@ -245,7 +245,20 @@ GetCurrentThreadHandle(void)
/* simulate flock by locking a range on the file */ /* simulate flock by locking a range on the file */
#define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError() == ERROR_LOCK_VIOLATION ? EWOULDBLOCK : EACCES)) #define LK_ERR(f,i) \
do { \
if (f) \
i = 0; \
else { \
DWORD err = GetLastError(); \
if (err == ERROR_LOCK_VIOLATION) \
errno = EWOULDBLOCK; \
else if (err == ERROR_NOT_LOCKED) \
i = 0; \
else \
errno = map_errno(err); \
} \
} while (0)
#define LK_LEN ULONG_MAX #define LK_LEN ULONG_MAX
static VALUE static VALUE