--host-format

completions/bash

@@ -4,9 +4,10 @@ __fastfetch_complete_help()
 {
     local __ff_helps=(
         "color"
-        "battery-format"
-        "packages-format"
         "os-format"
+        "host-format"
+        "packages-format"
+        "battery-format"
     )
     COMPREPLY=($(compgen -W "${__ff_helps[*]}" -- "$CURRENT_WORD"))
 }
@@ -120,6 +121,7 @@ __fastfetch_completion()
         "-x"
         "--offsetx"
         "--os-format"
+        "--host-format"
         "--packages-format"
         "--resolution-format"
         "--battery-format"

src/common.c

@@ -32,6 +32,7 @@ void ffDefaultConfig(FFconfig* config)
     config->osFormat[0] = '\0';
 
     config->hostShowVersion = true;
+    config->hostFormat[0] = '\0';
 
     config->kernelShowRelease = true;
     config->kernelShowVersion = false;

src/fastfetch.c

@@ -103,6 +103,7 @@ static inline void printHelp()
         "\n"
         "Host options:\n"
         "   --host-version <?value>: Show the version of the host platform, if possible. Most likely, this will be the BIOS version\n"
+        "   --host-format <format>:  Provide the printf format string for host output (+)\n"
         "\n"
         "Kernel options:\n"
         "   --kernel-release <?value>: Shows the release of the kernel\n"
@@ -166,6 +167,19 @@ static inline void printCommandHelpOsFormat()
     );
 }
 
+static inline void printCommandHelpHostFormat()
+{
+    puts(
+        "usage fastfetch --host-format <format>\n"
+        "\n"
+        "<format> is a string of maximum length 32, which is passed to printf as the format string.\n"
+        "The arguments passed to printf are 3 strings in following order:\n"
+        "family, name, version\n"
+        "If an value could not be determined, it will be an zero length string.\n"
+        "The default value is something like \"%s %s %s\"."
+    );
+}
+
 static inline void printCommandHelpBatteryFormat()
 {
     puts(
@@ -211,6 +225,8 @@ static inline void printCommandHelp(const char* command)
         printCommandHelpColor();
     else if(strcasecmp(command, "os-format") == 0)
         printCommandHelpOsFormat();
+    else if(strcasecmp(command, "host-format") == 0)
+        printCommandHelpHostFormat();
     else if(strcasecmp(command, "battery-format") == 0)
         printCommandHelpBatteryFormat();
     else if(strcasecmp(command, "packages-format") == 0)
@@ -424,6 +440,8 @@ static void parseOption(FFinstance* instance, FFdata* data, const char* key, con
         optionParseString(key, value, instance->config.osFormat, sizeof(instance->config.osFormat));
     else if(strcasecmp(key, "--host-version") == 0)
         instance->config.hostShowVersion = optionParseBoolean(value);
+    else if(strcasecmp(key, "--host-format") == 0)
+        optionParseString(key, value, instance->config.hostFormat, sizeof(instance->config.hostFormat));
     else if(strcasecmp(key, "--kernel-release") == 0)
         instance->config.kernelShowRelease = optionParseBoolean(value);
     else if(strcasecmp(key, "--kernel-version") == 0)

src/fastfetch.h

@@ -49,6 +49,7 @@ typedef struct FFconfig
 
     //Host
     bool hostShowVersion;
+    char hostFormat[32];
 
     //Kernel
     bool kernelShowRelease;

src/modules/host.c

@@ -5,19 +5,39 @@ void ffPrintHost(FFinstance* instance)
     if(ffPrintCachedValue(instance, "Host"))
         return;
 
-    char host[256];
-    ffGetFileContent("/sys/devices/virtual/dmi/id/product_name", host, sizeof(host) - 32); //We subtract 32 to have at least this padding for the version
-    if(host[0] == '\0')
-    {
-        ffPrintError(instance, "Host", "ffGetFileContent(\"/sys/devices/virtual/dmi/id/product_name\", host, sizeof(host)) failed");
-        return;
-    }
+    char family[256];
+    ffGetFileContent("/sys/devices/virtual/dmi/id/product_family", family, sizeof(family));
 
-    if(instance->config.hostShowVersion)
+    char name[256];
+    ffGetFileContent("/sys/devices/virtual/dmi/id/product_name", name, sizeof(name));
+    
+    char version[256];
+    if(instance->config.hostShowVersion || instance->config.hostFormat[0] != '\0')
+        ffGetFileContent("/sys/devices/virtual/dmi/id/product_version", version, sizeof(version));
+    else
+        version[0] = '\0';
+
+    char host[1024];
+
+    if(instance->config.hostFormat[0] != '\0')
     {
-        size_t len = strlen(host);
-        host[len++] = ' ';
-        ffGetFileContent("/sys/devices/virtual/dmi/id/product_version", host + len, sizeof(host) - len);
+        snprintf(host, sizeof(host), instance->config.hostFormat, family, name, version);
+    }
+    else if(family[0] == '\0' && name[0] == '\0')
+    {
+        ffPrintError(instance, "Host", "neither family nor name could be determined");
+        return;
+    }else if(family[0] != '\0' && name[0] != '\0')
+    {
+        snprintf(host, sizeof(host), "%s %s %s", family, name, instance->config.hostShowVersion ? version : "");
+    }
+    else if(family[0] != '\0')
+    {
+        snprintf(host, sizeof(host), "%s %s", family, instance->config.hostShowVersion ? version : "");
+    }
+    else
+    {
+        snprintf(host, sizeof(host), "%s %s", name, instance->config.hostShowVersion ? version : "");
     }
 
     ffPrintAndSaveCachedValue(instance, "Host", host);