Global: add option --percent-ndigits

doc/json_schema.json

@@ -343,6 +343,8 @@
                 "sizeNdigits": {
                     "type": "integer",
                     "title": "Set the number of digits to keep after the decimal point when formatting sizes",
+                    "minimum": 0,
+                    "maximum": 9,
                     "default": 2
                 },
                 "sizeMaxPrefix": {
@@ -388,9 +390,16 @@
                     "type": "number",
                     "title": "Set the percentage output type. 1 for percentage number, 2 for bar, 3 for both, 6 for bar only, 9 for colored number",
                     "minimum": 0,
-                    "maximum": 9,
+                    "maximum": 255,
                     "default": 1
                 },
+                "percentNdigits": {
+                    "type": "number",
+                    "title": "Set the number of digits to keep after the decimal point when formatting percentage numbers",
+                    "minimum": 0,
+                    "maximum": 9,
+                    "default": 0
+                },
                 "noBuffer": {
                     "type": "boolean",
                     "title": "Whether to disable the stdout application buffer",

src/common/bar.c

@@ -93,7 +93,7 @@ void ffAppendPercentNum(FFstrbuf* buffer, double percent, uint8_t green, uint8_t
                 ffStrbufAppendS(buffer, "\e[" FF_COLOR_FG_LIGHT_RED "m");
         }
     }
-    ffStrbufAppendF(buffer, "%u%%", (unsigned) (percent + 0.5));
+    ffStrbufAppendF(buffer, "%.*f%%", instance.config.percentNdigits, percent);
 
     if (colored && !instance.config.pipe)
     {

src/common/init.c

@@ -74,6 +74,7 @@ static void defaultConfig(void)
     instance.config.barWidth = 10;
     instance.config.barBorder = true;
     instance.config.percentType = 1;
+    instance.config.percentNdigits = 0;
 
     ffInitBatteryOptions(&instance.config.battery);
     ffInitBiosOptions(&instance.config.bios);

src/common/jsonconfig.c

@@ -325,7 +325,9 @@ const char* ffParseDisplayJsonConfig(void)
             config->temperatureUnit = (FFTemperatureUnit) value;
         }
         else if (ffStrEqualsIgnCase(key, "percentType"))
-            config->percentType = (uint32_t) yyjson_get_uint(val);
+            config->percentType = (uint8_t) yyjson_get_uint(val);
+        else if (ffStrEqualsIgnCase(key, "percentNdigits"))
+            config->percentNdigits = (uint8_t) yyjson_get_uint(val);
         else if (ffStrEqualsIgnCase(key, "bar"))
         {
             if (yyjson_is_obj(val))

src/fastfetch.c

@@ -1053,7 +1053,9 @@ static void parseOption(FFdata* data, const char* key, const char* value)
         });
     }
     else if(ffStrEqualsIgnCase(key, "--percent-type"))
-        instance.config.percentType = ffOptionParseUInt32(key, value);
+        instance.config.percentType = (uint8_t) ffOptionParseUInt32(key, value);
+    else if(ffStrEqualsIgnCase(key, "--percent-ndigits"))
+        instance.config.percentNdigits = (uint8_t) ffOptionParseUInt32(key, value);
     else if(ffStrEqualsIgnCase(key, "--no-buffer"))
         instance.config.noBuffer = ffOptionParseBoolean(value);
     else if(ffStrStartsWithIgnCase(key, "--bar"))

src/fastfetch.h

@@ -61,7 +61,8 @@ typedef struct FFconfig
     FFstrbuf barCharTotal;
     uint8_t barWidth;
     bool barBorder;
-    uint32_t percentType;
+    uint8_t percentType;
+    uint8_t percentNdigits;
     bool pipe; //disables logo and all escape sequences
     bool multithreading;
     bool stat;