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Make FcInitDebug() idempotent

This commit is contained in:
Behdad Esfahbod 2012-10-07 16:09:35 -04:00
parent b97ab0c949
commit 7019896c99
1 changed files with 10 additions and 8 deletions
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18
src/fcdbg.c
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@ -455,15 +455,17 @@ int FcDebugVal;
void void
FcInitDebug (void) FcInitDebug (void)
{ {
char *e; if (!FcDebugVal) {
char *e;
e = getenv ("FC_DEBUG"); e = getenv ("FC_DEBUG");
if (e) if (e)
{ {
printf ("FC_DEBUG=%s\n", e); printf ("FC_DEBUG=%s\n", e);
FcDebugVal = atoi (e); FcDebugVal = atoi (e);
if (FcDebugVal < 0) if (FcDebugVal < 0)
FcDebugVal = 0; FcDebugVal = 0;
}
} }
} }
#define __fcdbg__ #define __fcdbg__