Don't initialize globals to zero (or NULL)

Some compilers and linkers aren't smart enough to optimize this,
as global variables are implictly initialized to zero.  As a
result, binaries are a bit smaller as more goes in the .bss and
less in the text section.

git-svn-id: https://svn.musicpd.org/mpd/trunk@5254 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 5 insertions, 5 deletions

diff --git a/src/directory.c b/src/directory.c
index 03ae16699..ee8d51d94 100644
--- a/src/directory.c
+++ b/src/directory.c
@@ -59,15 +59,15 @@
 #define DIRECTORY_RETURN_UPDATE         1
 #define DIRECTORY_RETURN_ERROR         -1
 
-Directory *mp3rootDirectory = NULL;
+static Directory *mp3rootDirectory;
 
-time_t directory_dbModTime = 0;
+static time_t directory_dbModTime;
 
-volatile int directory_updatePid = 0;
+static volatile int directory_updatePid;
 
-volatile int directory_reReadDB = 0;
+static volatile int directory_reReadDB;
 
-volatile mpd_uint16 directory_updateJobId = 0;
+static volatile mpd_uint16 directory_updateJobId;
 
 static DirectoryList *newDirectoryList();