Add a function to check if a config option is set to a non-empty value

1 files changed, 6 insertions, 0 deletions

diff --git a/Alc/alcConfig.c b/Alc/alcConfig.c
index eee64845..dbdf9639 100644
--- a/Alc/alcConfig.c
+++ b/Alc/alcConfig.c
@@ -294,6 +294,12 @@ const char *GetConfigValue(const char *blockName, const char *keyName, const cha
     return def;
 }
 
+int ConfigValueExists(const char *blockName, const char *keyName)
+{
+    const char *val = GetConfigValue(blockName, keyName, "");
+    return !!val[0];
+}
+
 int GetConfigValueInt(const char *blockName, const char *keyName, int def)
 {
     const char *val = GetConfigValue(blockName, keyName, "");