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Avoid multiple getenv calls to the same var

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This commit is contained in:
Chris Robinson
2011-05-17 10:15:53 -07:00
parent 60965e3a6c
commit f7936b4709
1 changed files with 5 additions and 4 deletions
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Alc/alcConfig.c
+5 -4
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@@ -206,6 +206,7 @@ static void LoadConfigFromFile(FILE *f)
void ReadALConfig(void)
{
const char *str;
FILE *f;
cfgBlocks = calloc(1, sizeof(ConfigBlock));
@@ -231,9 +232,9 @@ void ReadALConfig(void)
LoadConfigFromFile(f);
fclose(f);
}
if(getenv("HOME") && *(getenv("HOME")))
if((str=getenv("HOME")) != NULL && *str)
{
snprintf(buffer, sizeof(buffer), "%s/.alsoftrc", getenv("HOME"));
snprintf(buffer, sizeof(buffer), "%s/.alsoftrc", str);
f = fopen(buffer, "r");
if(f)
{
@@ -242,9 +243,9 @@ void ReadALConfig(void)
}
}
#endif
if(getenv("ALSOFT_CONF"))
if((str=getenv("ALSOFT_CONF")) != NULL && *str)
{
f = fopen(getenv("ALSOFT_CONF"), "r");
f = fopen(str, "r");
if(f)
{
LoadConfigFromFile(f);