Separator: add option --separator-length

src/modules/separator/option.h

@@ -10,4 +10,5 @@ typedef struct FFSeparatorOptions
 
     FFstrbuf string;
     FFstrbuf outputColor;
+    uint32_t length;
 } FFSeparatorOptions;

src/modules/separator/separator.c

@@ -34,6 +34,23 @@ static inline uint32_t getWcsWidth(const FFstrbuf* mbstr, wchar_t* wstr, mbstate
 
 void ffPrintSeparator(FFSeparatorOptions* options)
 {
+    ffLogoPrintLine();
+
+    if (options->length > 0)
+    {
+        if(__builtin_expect(options->string.length == 1, 1))
+            ffPrintCharTimes(options->string.chars[0], options->length);
+        else
+        {
+            for (uint32_t i = 0; i < options->length; i++)
+            {
+                fputs(options->string.chars, stdout);
+            }
+        }
+        putchar('\n');
+        return;
+    }
+
     setlocale(LC_CTYPE, "");
     mbstate_t state = {};
     bool fqdn = instance.config.modules.title.fqdn;
@@ -45,7 +62,6 @@ void ffPrintSeparator(FFSeparatorOptions* options)
     uint32_t titleLength = 1 // @
         + getWcsWidth(&platform->userName, wstr, &state) // user name
         + (fqdn ? platform->hostName.length : ffStrbufFirstIndexC(&platform->hostName, '.')); // host name
-    ffLogoPrintLine();
 
     if(options->outputColor.length && !instance.config.display.pipe)
         ffPrintColor(&options->outputColor);
@@ -112,6 +128,12 @@ bool ffParseSeparatorCommandOptions(FFSeparatorOptions* options, const char* key
         return true;
     }
 
+    if (ffStrEqualsIgnCase(subKey, "length"))
+    {
+        options->length = ffOptionParseUInt32(key, value);
+        return true;
+    }
+
     return false;
 }
 
@@ -137,6 +159,12 @@ void ffParseSeparatorJsonObject(FFSeparatorOptions* options, yyjson_val* module)
             continue;
         }
 
+        if (ffStrEndsWithIgnCase(key, "length"))
+        {
+            options->length = (uint32_t) yyjson_get_uint(val);
+            continue;
+        }
+
         ffPrintError(FF_SEPARATOR_MODULE_NAME, 0, NULL, FF_PRINT_TYPE_NO_CUSTOM_KEY, "Unknown JSON key %s", key);
     }
 }
@@ -164,6 +192,8 @@ void ffInitSeparatorOptions(FFSeparatorOptions* options)
         ffGenerateSeparatorJsonConfig
     );
     ffStrbufInitStatic(&options->string, "-");
+    ffStrbufInit(&options->outputColor);
+    options->length = 0;
 }
 
 void ffDestroySeparatorOptions(FFSeparatorOptions* options)