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boinc
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svn path=/trunk/boinc/; revision=4526
This commit is contained in:
David Anderson 2004-11-11 19:33:51 +00:00
parent 6ac1953734
commit 56511265eb
1 changed files with 10 additions and 10 deletions
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20
lib/filesys.C
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@ -464,8 +464,16 @@ int boinc_make_dirs(const char* dirpath, const char* filepath) {
int lock_file(char* filename) {
int retval;
// some systems have both!
#if defined(HAVE_LOCKF) && !defined(__APPLE__)
#ifdef _WIN32
HANDLE hfile = CreateFile(
filename, GENERIC_WRITE,
0, 0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0
);
if (hfile == INVALID_HANDLE_VALUE) retval = 1;
else retval = 0;
// some systems have both!
#elif defined(HAVE_LOCKF) && !defined(__APPLE__)
int lock = open(filename, O_WRONLY|O_CREAT, 0644);
retval = lockf(lock, F_TLOCK, 1);
#elif HAVE_FLOCK
@ -476,14 +484,6 @@ int lock_file(char* filename) {
no file lock mechanism
#endif
#ifdef _WIN32
HANDLE hfile = CreateFile(
filename, GENERIC_WRITE,
0, 0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0
);
if (hfile == INVALID_HANDLE_VALUE) retval = 1;
else retval = 0;
#endif
return retval;
}