Mercurial > trustbridge > trustbridge
comparison common/linuxlockfile.c @ 1333:5d7b1650de1f
Fix pseudo resource leak in case another process is running.
Pseudo because this code path leads to an immediate exit.
| author | Andre Heinecke <andre.heinecke@intevation.de> |
|---|---|
| date | Wed, 15 Oct 2014 15:40:27 +0200 |
| parents | 8362e30f7b55 |
| children |
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| 1332:8362e30f7b55 | 1333:5d7b1650de1f |
|---|---|
| 40 FILE *f = fopen(path, "r"); | 40 FILE *f = fopen(path, "r"); |
| 41 size_t bytes_read; | 41 size_t bytes_read; |
| 42 if (f) | 42 if (f) |
| 43 { | 43 { |
| 44 bytes_read = fread(oldpid, 1, sizeof(oldpid), f); | 44 bytes_read = fread(oldpid, 1, sizeof(oldpid), f); |
| 45 fclose(f); | |
| 45 if (bytes_read) | 46 if (bytes_read) |
| 46 { | 47 { |
| 47 char *oldPath, | 48 char *oldPath, |
| 48 *newPath; | 49 *newPath; |
| 49 if (bytes_read == sizeof(oldpid)) | 50 if (bytes_read == sizeof(oldpid)) |
| 65 } | 66 } |
| 66 xfree(oldPath); | 67 xfree(oldPath); |
| 67 xfree(newPath); | 68 xfree(newPath); |
| 68 } | 69 } |
| 69 } | 70 } |
| 70 fclose(f); | |
| 71 } | 71 } |
| 72 | 72 |
| 73 ftruncate(fd, 0); | 73 ftruncate(fd, 0); |
| 74 pidstrlen = (size_t)snprintf(pidstr, sizeof(pidstr), "%d", | 74 pidstrlen = (size_t)snprintf(pidstr, sizeof(pidstr), "%d", |
| 75 getpid()); | 75 getpid()); |