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efl
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Various 

- lock as soon as possible
- don't truncate old cache, just unlink before create empty file

SVN revision: 46783
This commit is contained in:
Sebastian Dransfeld 2010-03-02 11:26:31 +00:00
parent e5d2bea7ec
commit 317f0a427e
1 changed files with 29 additions and 21 deletions
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50
legacy/efreet/src/bin/efreet_desktop_cache_create.c
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@ -10,6 +10,7 @@
#include <sys/file.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <Eina.h>
#include <Ecore_File.h>
@ -174,24 +175,6 @@ main()
snprintf(file, sizeof(file), "%s/.efreet", efreet_home_dir_get());
if (!ecore_file_mkpath(file)) goto efreet_error;
/* create dir for desktop cache */
dir = ecore_file_dir_get(efreet_desktop_cache_file());
if (!ecore_file_mkpath(dir)) goto efreet_error;
free(dir);
/* create desktop cache file, so that efreet_init wont run another instance of this program */
fd = open(efreet_desktop_cache_file(), O_CREAT | O_TRUNC | O_RDONLY, S_IRUSR | S_IWUSR);
if (fd < 0) goto efreet_error;
close(fd);
/* create dir for util cache */
dir = ecore_file_dir_get(efreet_util_cache_file());
if (!ecore_file_mkpath(dir)) goto efreet_error;
free(dir);
/* create util cache file */
fd = open(efreet_util_cache_file(), O_CREAT | O_TRUNC | O_RDONLY, S_IRUSR | S_IWUSR);
if (fd < 0) goto efreet_error;
close(fd);
/* lock process, so that we only run one copy of this program */
snprintf(file, sizeof(file), "%s/.efreet/lock", efreet_home_dir_get());
fd = open(file, O_CREAT | O_TRUNC | O_RDONLY, S_IRUSR | S_IWUSR);
@ -202,9 +185,34 @@ main()
goto efreet_error;
}
/* truncate old cache so that we don't read cached values */
if (truncate(efreet_desktop_cache_file(), 0) < 0) goto efreet_error;
if (truncate(efreet_util_cache_file(), 0) < 0) goto efreet_error;
/* create dir for desktop cache */
dir = ecore_file_dir_get(efreet_desktop_cache_file());
if (!ecore_file_mkpath(dir)) goto efreet_error;
free(dir);
/* unlink old cache file */
if (unlink(efreet_desktop_cache_file()) < 0)
{
if (errno != ENOENT) goto efreet_error;
}
/* create desktop cache file, so that efreet_init wont run another instance of this program */
fd = open(efreet_desktop_cache_file(), O_CREAT | O_TRUNC | O_RDONLY, S_IRUSR | S_IWUSR);
if (fd < 0) goto efreet_error;
close(fd);
/* create dir for util cache */
dir = ecore_file_dir_get(efreet_util_cache_file());
if (!ecore_file_mkpath(dir)) goto efreet_error;
free(dir);
/* unlink old cache file */
if (unlink(efreet_util_cache_file()) < 0)
{
if (errno != ENOENT) goto efreet_error;
}
/* create util cache file */
fd = open(efreet_util_cache_file(), O_CREAT | O_TRUNC | O_RDONLY, S_IRUSR | S_IWUSR);
if (fd < 0) goto efreet_error;
close(fd);
/* finish efreet init */
if (!efreet_init()) goto efreet_error;