Support terminal font detection on Android and other fixes

CMakeLists.txt

@@ -48,6 +48,7 @@ cmake_dependent_option(ENABLE_OSMESA "Enable osmesa" ON "LINUX OR BSD" OFF)
 cmake_dependent_option(ENABLE_OPENCL "Enable opencl" ON "LINUX OR BSD" OFF)
 cmake_dependent_option(ENABLE_LIBPLIST "Enable libplist" ON "APPLE" OFF)
 cmake_dependent_option(ENABLE_LIBCJSON "Enable libcjson" ON "LINUX" OFF)
+cmake_dependent_option(ENABLE_FREETYPE "Enable freetype" ON "ANDROID" OFF)
 
 option(BUILD_TESTS "Build tests" OFF) # Also create test executables
 option(SET_TWEAK "Add tweak to project version" ON) # This is set to off by github actions for release builds
@@ -338,6 +339,11 @@ if(HAVE_SYSINFO_H)
     target_compile_definitions(libfastfetch PUBLIC FF_HAVE_SYSINFO_H)
 endif()
 
+CHECK_INCLUDE_FILE("utmpx.h" HAVE_UTMPX_H)
+if(HAVE_UTMPX_H)
+    target_compile_definitions(libfastfetch PRIVATE FF_HAVE_UTMPX_H)
+endif()
+
 function(ff_lib_enable VARNAME)
     if(NOT ENABLE_${VARNAME})
         return()
@@ -384,6 +390,7 @@ ff_lib_enable(OSMESA osmesa)
 ff_lib_enable(OPENCL OpenCL)
 ff_lib_enable(LIBPLIST libplist-2.0)
 ff_lib_enable(LIBCJSON libcjson)
+ff_lib_enable(FREETYPE freetype2)
 
 if(APPLE)
     target_link_libraries(libfastfetch

README.md

@@ -46,6 +46,7 @@ The following libraries are used if present at runtime:
 * [`librpm`](http://rpm.org/): Slower fallback for rpm package count. Needed on openSUSE.
 * [`libplist`](https://github.com/libimobiledevice/libplist): Binary `plist` file parser ( macOS ). Needed for iTerm2 Terminal font and WM Theme.
 * [`libcJSON`](https://github.com/DaveGamble/cJSON): Needed for Windows Terminal font ( WSL ).
+* [`freetype`](https://www.freetype.org/): Needed for Termux font detection ( Android ).
 
 ## Support status
 All categories not listed here should work without needing a specific implementation.
@@ -82,7 +83,7 @@ KDE Plasma, Gnome, Cinnamon, Mate, XFCE4, LXQt
 
 ##### Terminal fonts
 ```
-Konsole, Gnome Terminal, Tilix, XFCE4 Terminal, Alacritty, LXTerminal, iTerm2, Apple Terminal, TTY, Windows Terminal
+Konsole, Gnome Terminal, Tilix, XFCE4 Terminal, Alacritty, LXTerminal, iTerm2, Apple Terminal, TTY, Windows Terminal, Termux
 ```
 
 ## Building

completions/bash

@@ -326,6 +326,9 @@ __fastfetch_completion()
         "--opencl-key"
         "--opencl-format"
         "--opencl-error"
+        "--users-key"
+        "--users-format"
+        "--users-error"
     )
 
     local FF_OPTIONS_PATH=(

src/common/init.c

@@ -196,6 +196,7 @@ static void defaultConfig(FFinstance* instance)
     initModuleArg(&instance->config.vulkan);
     initModuleArg(&instance->config.openGL);
     initModuleArg(&instance->config.openCL);
+    initModuleArg(&instance->config.users);
 
     ffStrbufInitA(&instance->config.libPCI, 0);
     ffStrbufInitA(&instance->config.libVulkan, 0);
@@ -219,6 +220,7 @@ static void defaultConfig(FFinstance* instance)
     ffStrbufInitA(&instance->config.libOpenCL, 0);
     ffStrbufInitA(&instance->config.libplist, 0);
     ffStrbufInitA(&instance->config.libcJSON, 0);
+    ffStrbufInitA(&instance->config.libfreetype, 0);
 
     instance->config.cpuTemp = false;
     instance->config.gpuTemp = false;
@@ -356,6 +358,8 @@ static void exitSignalHandler(int signal)
 
 void ffStart(FFinstance* instance)
 {
+    ffPrepareCPUUsage();
+
     if(instance->config.multithreading)
         startDetectionThreads(instance);
 
@@ -477,6 +481,15 @@ void ffListFeatures()
         #ifdef FF_HAVE_OPENCL
             "opencl\n"
         #endif
+        #ifdef FF_HAVE_LIBPLIST
+            "libplist\n"
+        #endif
+        #ifdef FF_HAVE_LIBCJSON
+            "libcjson\n"
+        #endif
+        #ifdef FF_HAVE_FREETYPE
+            "freetype"
+        #endif
         ""
     , stdout);
 }

src/data/config_user.txt

@@ -219,6 +219,7 @@
 #--vulkan-key Vulkan
 #--opengl-key OpenGL
 #--opencl-key OpenCL
+#--users-key Users
 
 # Format options:
 # Sets the format string for module values.
@@ -259,6 +260,7 @@
 #--vulkan-format
 #--opengl-format
 #--opencl-format
+#--users-format
 
 # Error options:
 # Sets the format string to use if an error occured
@@ -299,6 +301,7 @@
 #--vulkan-error
 #--opengl-error
 #--opencl-error
+#--users-error
 
 # Library options:
 # Sets an user specific path to a library to load.
@@ -325,3 +328,4 @@
 #--lib-opencl /usr/lib/libOpenCL.so
 #--lib-plist /usr/local/bin/libplist-2.0.dylib
 #--lib-cjson /usr/lib/libcjson.so
+#--lib-freetype /data/data/com.termux/files/usr/lib

src/detection/cpuUsage/cpuUsage.h

@@ -3,6 +3,6 @@
 #ifndef FF_INCLUDED_detection_cpu_cpuUsage
 #define FF_INCLUDED_detection_cpu_cpuUsage
 
-const char* ffGetCpuUsagePercent(double* result);
+const char* ffGetCpuUsageInfo(long* inUseAll, long* totalAll);
 
 #endif

src/detection/cpuUsage/cpuUsage_apple.c

@@ -3,13 +3,13 @@
 
 #include <mach/processor_info.h>
 #include <mach/mach_host.h>
-#include <unistd.h>
 
-static const char* getCpuUsageInfo(long* inUseAll, long* totalAll)
+const char* ffGetCpuUsageInfo(long* inUseAll, long* totalAll)
 {
     natural_t numCPUs = 0U;
     processor_info_array_t cpuInfo;
     mach_msg_type_number_t numCpuInfo;
+    *inUseAll = *totalAll = 0;
 
     if (host_processor_info(mach_host_self(), PROCESSOR_CPU_LOAD_INFO, &numCPUs, &cpuInfo, &numCpuInfo) != KERN_SUCCESS)
         return "host_processor_info() failed";
@@ -26,21 +26,3 @@ static const char* getCpuUsageInfo(long* inUseAll, long* totalAll)
     }
     return NULL;
 }
-
-const char* ffGetCpuUsagePercent(double* result)
-{
-    long inUseAll1 = 0, totalAll1 = 0;
-    const char* error = getCpuUsageInfo(&inUseAll1, &totalAll1);
-    if(error)
-        return error;
-
-    sleep(1);
-
-    long inUseAll2 = 0, totalAll2 = 0;
-    error = getCpuUsageInfo(&inUseAll2, &totalAll2);
-    if(error)
-        return error;
-
-    *result = (double)(inUseAll2 - inUseAll1) / (double)(totalAll2 - totalAll1) * 100;
-    return NULL;
-}

src/detection/cpuUsage/cpuUsage_linux.c

@@ -1,46 +1,25 @@
 #include "fastfetch.h"
 #include "cpuUsage.h"
 
-#include <unistd.h>
 #include <stdio.h>
 
-static const char* getCpuUsageInfo(FILE* procStat, long* inUseAll, long* totalAll)
+const char* ffGetCpuUsageInfo(long* inUseAll, long* totalAll)
 {
     long user, nice, system, idle, iowait, irq, softirq;
 
+    FILE* procStat = fopen("/proc/stat", "r");
+    if(procStat == NULL)
+        return "fopen(\"""/proc/stat\", \"r\") == NULL";
+
     if (fscanf(procStat, "cpu%ld%ld%ld%ld%ld%ld%ld", &user, &nice, &system, &idle, &iowait, &irq, &softirq) < 0)
     {
         fclose(procStat);
         return "fscanf() failed";
     }
     *inUseAll = user + nice + system;
     *totalAll = *inUseAll + idle + iowait + irq + softirq;
-    return NULL;
-}
 
-const char* ffGetCpuUsagePercent(double* result)
-{
-    FILE* procStat = fopen("/proc/stat", "r");
-    if(procStat == NULL)
-        return "fopen(\"""/proc/stat\", \"r\") == NULL";
-
-    const char* error = NULL;
-    long inUseAll1 = 0, totalAll1 = 0;
-    error = getCpuUsageInfo(procStat, &inUseAll1, &totalAll1);
-    if(error)
-        goto exit;
-
-    sleep(1);
-    rewind(procStat);
-
-    long inUseAll2 = 0, totalAll2 = 0;
-    error = getCpuUsageInfo(procStat, &inUseAll2, &totalAll2);
-    if(error)
-        goto exit;
-
-    *result = (double)(inUseAll2 - inUseAll1) / (double)(totalAll2 - totalAll1) * 100;
-
-exit:
     fclose(procStat);
-    return error;
+
+    return NULL;
 }

src/detection/font/font_android.c

@@ -1,3 +1,4 @@
+#include "fastfetch.h"
 #include "common/font.h"
 
 const char* ffDetectFontImpl(FFinstance* instance, FFlist* result)

src/detection/terminalfont/terminalfont_android.c

@@ -1,7 +1,74 @@
+#include "fastfetch.h"
 #include "terminalfont.h"
 #include "detection/terminalshell.h"
+#include "common/io.h"
+
+#include <sys/stat.h>
+
+#ifdef FF_HAVE_FREETYPE
+    #include "common/library.h"
+    #include <ft2build.h>
+    #include FT_FREETYPE_H
+#endif
+
+#define FF_TERMUX_FONT_PATH FASTFETCH_TARGET_DIR_HOME "/.termux/font.ttf"
+
+const char* detectTermux(const FFinstance* instance, FFTerminalFontResult* terminalFont)
+{
+    #ifdef FF_HAVE_FREETYPE
+
+    FF_LIBRARY_LOAD(freetype, &instance->config.libfreetype, "dlopen libfreetype"FF_LIBRARY_EXTENSION " failed", "libfreetype"FF_LIBRARY_EXTENSION, 2)
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(freetype, FT_Init_FreeType);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(freetype, FT_New_Face);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(freetype, FT_Done_Face);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(freetype, FT_Done_FreeType);
+
+    FT_Library library = NULL;
+    FT_Face face = NULL;
+    const char* error = NULL;
+
+    if(ffFT_Init_FreeType(&library))
+    {
+        error = "FT_Init_FreeType() failed";
+        goto exit;
+    }
+
+    if(ffFT_New_Face(library, FF_TERMUX_FONT_PATH, 0, &face ))
+    {
+        error = "FT_NEW_Face(" FF_TERMUX_FONT_PATH ") failed";
+        goto exit;
+    }
+
+    ffFontInitCopy(&terminalFont->font, face->family_name);
+
+exit:
+    if(face) ffFT_Done_Face(face);
+    if(library) ffFT_Done_FreeType(library);
+    dlclose(freetype);
+
+    return error;
+
+    #else
+
+    FF_UNUSED(terminalFont);
+    ffStrbufSetS(&terminalFont->error, "fastfetch is built without freetype2 support");
+
+    #endif
+}
 
 void ffDetectTerminalFontPlatform(const FFinstance* instance, const FFTerminalShellResult* terminalShell, FFTerminalFontResult* terminalFont)
 {
-    FF_UNUSED(instance, terminalShell, terminalFont);
+    if(ffStrbufCompS(&terminalShell->terminalProcessName, "Termux") != 0)
+    {
+        ffStrbufSetS(&terminalFont->error, "Unsupported terminal");
+        return;
+    }
+
+    if(!ffFileExists(FF_TERMUX_FONT_PATH, S_IFREG))
+    {
+        ffFontInitCopy(&terminalFont->font, "monospace");
+        return;
+    }
+
+    ffStrbufSetS(&terminalFont->error, detectTermux(instance, terminalFont));
 }

src/fastfetch.c

@@ -1199,6 +1199,12 @@ static void parseOption(FFinstance* instance, FFdata* data, const char* key, con
         optionParseString(key, value, &instance->config.openCL.outputFormat);
     else if(strcasecmp(key, "--opencl-error") == 0)
         optionParseString(key, value, &instance->config.openCL.errorFormat);
+    else if(strcasecmp(key, "--users-key") == 0)
+        optionParseString(key, value, &instance->config.users.key);
+    else if(strcasecmp(key, "--users-format") == 0)
+        optionParseString(key, value, &instance->config.users.outputFormat);
+    else if(strcasecmp(key, "--users-error") == 0)
+        optionParseString(key, value, &instance->config.users.errorFormat);
 
     ///////////////////
     //Library options//
@@ -1208,6 +1214,8 @@ static void parseOption(FFinstance* instance, FFdata* data, const char* key, con
         optionParseString(key, value, &instance->config.libPCI);
     else if(strcasecmp(key, "--lib-vulkan") == 0)
         optionParseString(key, value, &instance->config.libVulkan);
+    else if(strcasecmp(key, "--lib-freetype") == 0)
+        optionParseString(key, value, &instance->config.libfreetype);
     else if(strcasecmp(key, "--lib-wayland") == 0)
         optionParseString(key, value, &instance->config.libWayland);
     else if(strcasecmp(key, "--lib-xcb-randr") == 0)

src/fastfetch.h

@@ -128,6 +128,7 @@ typedef struct FFconfig
     FFModuleArgs vulkan;
     FFModuleArgs openGL;
     FFModuleArgs openCL;
+    FFModuleArgs users;
 
     FFstrbuf libPCI;
     FFstrbuf libVulkan;
@@ -151,6 +152,7 @@ typedef struct FFconfig
     FFstrbuf libOpenCL;
     FFstrbuf libplist;
     FFstrbuf libcJSON;
+    FFstrbuf libfreetype;
 
     bool cpuTemp;
     bool gpuTemp;
@@ -233,6 +235,7 @@ void ffLogoBuiltinListAutocompletion();
 //Common
 
 void ffPrintDateTimeFormat(FFinstance* instance, const char* moduleName, const FFModuleArgs* moduleArgs);
+void ffPrepareCPUUsage();
 
 //Printing
 

src/flashfetch.c

@@ -34,7 +34,6 @@ int main(int argc, char** argv)
     ffPrintTerminal(&instance);
     ffPrintTerminalFont(&instance);
     ffPrintCPU(&instance);
-    //ffPrintCPUUsage(&instance);
     ffPrintGPU(&instance);
     ffPrintMemory(&instance);
     //ffPrintSwap(&instance);
@@ -45,6 +44,7 @@ int main(int argc, char** argv)
     //ffPrintSong(&instance);
     //ffPrintLocalIp(&instance);
     //ffPrintPublicIp(&instance);
+    //ffPrintCPUUsage(&instance);
     ffPrintLocale(&instance);
     //ffPrintDateTime(&instance);
     //ffPrintDate(&instance);