Make a GetConfigValueBool function and use it

3 files changed, 11 insertions, 12 deletions

diff --git a/Alc/ALc.c b/Alc/ALc.c
index 049a62d7..0202f60a 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -302,11 +302,7 @@ static void alc_init(void)
         BackendList[i].Probe(CAPTURE_DEVICE_PROBE);
     }
 
-    str = GetConfigValue(NULL, "stereodup", "false");
-    DuplicateStereo = (strcasecmp(str, "true") == 0 ||
-                       strcasecmp(str, "yes") == 0 ||
-                       strcasecmp(str, "on") == 0 ||
-                       atoi(str) != 0);
+    DuplicateStereo = GetConfigValueBool(NULL, "stereodup", 0);
 
     str = GetConfigValue(NULL, "excludefx", "");
     if(str[0])
diff --git a/Alc/alcConfig.c b/Alc/alcConfig.c
index b6e46139..de42f154 100644
--- a/Alc/alcConfig.c
+++ b/Alc/alcConfig.c
@@ -313,3 +313,12 @@ float GetConfigValueFloat(const char *blockName, const char *keyName, float def)
     return (float)strtod(val, NULL);
 #endif
 }
+
+int GetConfigValueBool(const char *blockName, const char *keyName, float def)
+{
+    const char *val = GetConfigValue(blockName, keyName, "");
+
+    if(!val[0]) return !!def;
+    return (strcasecmp(val, "true") == 0 || strcasecmp(val, "yes") == 0 ||
+            strcasecmp(val, "on") == 0 || atoi(val) != 0);
+}
diff --git a/Alc/alsa.c b/Alc/alsa.c
index aad0835a..ec80973a 100644
--- a/Alc/alsa.c
+++ b/Alc/alsa.c
@@ -417,7 +417,6 @@ static ALCboolean alsa_start_context(ALCdevice *device, ALCcontext *context)
     snd_pcm_access_t access;
     unsigned int periods;
     unsigned int rate;
-    const char *str;
     int allowmmap;
     char *err;
     int i;
@@ -440,16 +439,11 @@ static ALCboolean alsa_start_context(ALCdevice *device, ALCcontext *context)
             AL_PRINT("Unknown format?! %x\n", device->Format);
     }
 
+    allowmmap = GetConfigValueBool("alsa", "mmap", 1);
     periods = GetConfigValueInt("alsa", "periods", 0);
     bufferSizeInFrames = device->BufferSize;
     rate = device->Frequency;
 
-    str = GetConfigValue("alsa", "mmap", "true");
-    allowmmap = (strcasecmp(str, "true") == 0 ||
-                 strcasecmp(str, "yes") == 0 ||
-                 strcasecmp(str, "on") == 0 ||
-                 atoi(str) != 0);
-
     err = NULL;
     psnd_pcm_hw_params_malloc(&p);