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| author | Warren Dukes <warren.dukes@gmail.com> | 2004-04-13 17:08:31 +0000 |
|---|---|---|
| committer | Warren Dukes <warren.dukes@gmail.com> | 2004-04-13 17:08:31 +0000 |
| commit | 5a50fa7147be049212274534ccfbf7ed14708070 (patch) | |
| tree | 4f4f34fb6479102d7bf0d5ae8247a7bfac806aa8 /src/directory.c | |
| parent | acf0e147c25d93d9434bb279ae422cb4e62c1f7e (diff) | |
| download | mpd-5a50fa7147be049212274534ccfbf7ed14708070.tar.gz mpd-5a50fa7147be049212274534ccfbf7ed14708070.tar.xz mpd-5a50fa7147be049212274534ccfbf7ed14708070.zip | |
block signals when writing db to ensure db isn't corrupted
git-svn-id: https://svn.musicpd.org/mpd/trunk@730 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to 'src/directory.c')
| -rw-r--r-- | src/directory.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/directory.c b/src/directory.c index 8a193d5a2..ec0d24ba7 100644 --- a/src/directory.c +++ b/src/directory.c @@ -553,6 +553,7 @@ int printDirectoryInfo(FILE * fp, char * name) { return 0; } +/* DON'T BLOCK SIGNALS IN THIS FUNCTION, called by writeDirectoryDB() */ void writeDirectoryInfo(FILE * fp, Directory * directory) { ListNode * node = (directory->subDirectories)->firstNode; Directory * subDirectory; @@ -684,12 +685,18 @@ int writeDirectoryDB() { while(!(fp=fopen(directorydb,"w")) && errno==EINTR); if(!fp) return -1; + /* block signals so we ensure the db doesn't get corrupted */ + /* no functions that writeDirectoryInfoCalls should mess with + signals or signal blocking! */ + blockSignals(); myfprintf(fp,"%s\n",DIRECTORY_INFO_BEGIN); myfprintf(fp,"%s%s\n",DIRECTORY_MPD_VERSION,VERSION); myfprintf(fp,"%s%s\n",DIRECTORY_FS_CHARSET,getFsCharset()); myfprintf(fp,"%s\n",DIRECTORY_INFO_END); writeDirectoryInfo(fp,mp3rootDirectory); + unblockSignals(); + while(fclose(fp) && errno==EINTR); return 0; |