Init: add --disable-stdout-buffer option

src/data/config_user.txt

@@ -33,6 +33,12 @@
 # Default is true.
 #--multithreading true
 
+# Disable stdout buffer option:
+# Sets if fastfetch should disable application buffer of stdout. Mainly for debugging purpose.
+# Must be true or false.
+# Default is false.
+#--disable-stdout-buffer false
+
 # Slow operations option:
 # Sets if fastfetch is allowed to use known slow operations to detect more / better values.
 # Must be true or false.

src/data/help.txt

@@ -19,6 +19,7 @@ General options:
     --load-config <file>:             load a config file or a preset (+)
     --multithreading <?value>:        use multiple threads to detect values
     --allow-slow-operations <?value>: allow operations that are usually very slow for more detailed output
+    --disable-stdout-buffer <?value>: disable stdout application buffer
     --escape-bedrock <?value>:        on bedrock linux, sets if it should escape the bedrock jail or not
     --pipe <?value>:                  disable logo and all escape sequences
 

src/fastfetch.c

@@ -909,6 +909,11 @@ static void parseOption(FFinstance* instance, FFdata* data, const char* key, con
         instance->config.multithreading = optionParseBoolean(value);
     else if(strcasecmp(key, "--allow-slow-operations") == 0)
         instance->config.allowSlowOperations = optionParseBoolean(value);
+    else if(strcasecmp(key, "--disable-stdout-buffer") == 0)
+    {
+        if(optionParseBoolean(value))
+            setvbuf(stdout, NULL, _IONBF, 0);
+    }
     else if(strcasecmp(key, "--escape-bedrock") == 0)
         instance->config.escapeBedrock = optionParseBoolean(value);
     else if(strcasecmp(key, "--pipe") == 0)