Haiku: minimal implementation (#1538)

Author: mmuman

CMakeLists.txt

@@ -30,6 +30,8 @@ elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "DragonFly")
     set(DragonFly TRUE CACHE BOOL "..." FORCE)
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "SunOS")
     set(SunOS TRUE CACHE BOOL "..." FORCE)
+elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Haiku")
+    set(Haiku TRUE CACHE BOOL "..." FORCE)
 elseif(NOT APPLE AND NOT WIN32)
     message(FATAL_ERROR "Unsupported platform: ${CMAKE_SYSTEM_NAME}")
 endif()
@@ -139,7 +141,7 @@ set(WARNING_FLAGS "-Wall -Wextra -Wconversion -Werror=uninitialized -Werror=retu
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} -Werror=incompatible-pointer-types -Werror=implicit-function-declaration -Werror=int-conversion")
 
-if(WIN32 OR ENABLE_DIRECTX_HEADERS)
+if(WIN32 OR HAIKU OR ENABLE_DIRECTX_HEADERS)
     enable_language(CXX)
     set(CMAKE_CXX_STANDARD 17)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS}")
@@ -1088,6 +1090,74 @@ elseif(SunOS)
         src/util/platform/FFPlatform_unix.c
         src/util/binary_linux.c
     )
+elseif(Haiku)
+    list(APPEND LIBFASTFETCH_SRC
+        src/common/io/io_unix.c
+        src/common/netif/netif_haiku.c
+        src/common/networking_linux.c
+        src/common/processing_linux.c
+        src/detection/battery/battery_nosupport.c
+        src/detection/bios/bios_nosupport.c
+        src/detection/board/board_nosupport.c
+        src/detection/bootmgr/bootmgr_nosupport.c
+        src/detection/brightness/brightness_nosupport.c
+        src/detection/btrfs/btrfs_nosupport.c
+        src/detection/chassis/chassis_nosupport.c
+        src/detection/cpu/cpu_nosupport.c
+        src/detection/cpucache/cpucache_nosupport.c
+        src/detection/cpuusage/cpuusage_nosupport.c
+        src/detection/cursor/cursor_nosupport.c
+        src/detection/bluetooth/bluetooth_nosupport.c
+        src/detection/bluetoothradio/bluetoothradio_nosupport.c
+        src/detection/disk/disk_nosupport.c
+        src/detection/dns/dns_linux.c
+        src/detection/physicaldisk/physicaldisk_nosupport.c
+        src/detection/physicalmemory/physicalmemory_nosupport.c
+        src/detection/diskio/diskio_nosupport.c
+        src/detection/displayserver/displayserver_haiku.cpp
+        src/detection/font/font_haiku.cpp
+        src/detection/gpu/gpu_nosupport.c
+        src/detection/gpu/gpu_pci.c
+        src/detection/gtk_qt/gtk.c
+        src/detection/host/host_nosupport.c
+        src/detection/icons/icons_nosupport.c
+        src/detection/initsystem/initsystem_nosupport.c
+        src/detection/keyboard/keyboard_nosupport.c
+        src/detection/libc/libc_nosupport.c
+        src/detection/lm/lm_nosupport.c
+        src/detection/loadavg/loadavg_nosupport.c
+        src/detection/locale/locale_linux.c
+        src/detection/localip/localip_linux.c
+        src/detection/gamepad/gamepad_nosupport.c
+        src/detection/media/media_nosupport.c
+        src/detection/memory/memory_haiku.c
+        src/detection/mouse/mouse_nosupport.c
+        src/detection/netio/netio_nosupport.c
+        src/detection/opengl/opengl_linux.c
+        src/detection/os/os_uname.c
+        src/detection/packages/packages_haiku.c
+        src/detection/poweradapter/poweradapter_nosupport.c
+        src/detection/processes/processes_haiku.c
+        src/detection/gtk_qt/qt.c
+        src/detection/sound/sound_nosupport.c
+        src/detection/swap/swap_haiku.c
+        src/detection/terminalfont/terminalfont_linux.c
+        src/detection/terminalshell/terminalshell_linux.c
+        src/detection/terminalsize/terminalsize_linux.c
+        src/detection/theme/theme_nosupport.c
+        src/detection/tpm/tpm_nosupport.c
+        src/detection/uptime/uptime_haiku.c
+        src/detection/users/users_linux.c
+        src/detection/wallpaper/wallpaper_nosupport.c
+        src/detection/wifi/wifi_nosupport.c
+        src/detection/wm/wm_nosupport.c
+        src/detection/de/de_nosupport.c
+        src/detection/wmtheme/wmtheme_nosupport.c
+        src/detection/camera/camera_nosupport.c
+        src/detection/zpool/zpool_nosupport.c
+        src/util/platform/FFPlatform_unix.c
+        src/util/binary_linux.c
+    )
 endif()
 
 if(ENABLE_DIRECTX_HEADERS)
@@ -1534,6 +1604,11 @@ elseif(ANDROID)
             )
         endif()
     endif()
+elseif(Haiku)
+    target_link_libraries(libfastfetch
+        PRIVATE "network"
+        PRIVATE "be"
+    )
 endif()
 
 target_include_directories(libfastfetch

src/common/io/io_unix.c

@@ -310,7 +310,7 @@ void listFilesRecursively(uint32_t baseLength, FFstrbuf* folder, uint8_t indenta
             continue;
 
         bool isDir = false;
-#ifndef __sun
+#if !defined(__sun) && !defined(__HAIKU__)
         if(entry->d_type != DT_UNKNOWN && entry->d_type != DT_LNK)
             isDir = entry->d_type == DT_DIR;
         else

src/common/netif/netif_haiku.c

@@ -0,0 +1,63 @@
+#include "netif.h"
+#include "common/io/io.h"
+#include "util/mallocHelper.h"
+
+#include <arpa/inet.h>
+#include <net/if.h>
+#include <net/route.h>
+#include <sys/socket.h>
+#include <sys/sockio.h>
+#include <stdio.h>
+
+// losely based on Haiku's src/bin/network/route/route.cpp
+
+bool ffNetifGetDefaultRouteImpl(char iface[IF_NAMESIZE + 1], uint32_t* ifIndex)
+{
+    // TODO: AF_INET6
+    FF_AUTO_CLOSE_FD int pfRoute = socket(AF_INET, SOCK_RAW, AF_INET);
+    if (pfRoute < 0)
+        return false;
+
+    struct ifconf config;
+    config.ifc_len = sizeof(config.ifc_value);
+    if (ioctl(pfRoute, SIOCGRTSIZE, &config, sizeof(struct ifconf)) < 0)
+        return false;
+
+    int size = config.ifc_value;
+    if (size == 0)
+        return false;
+
+    FF_AUTO_FREE void *buffer = malloc(size);
+    if (buffer == NULL) {
+        return false;
+    }
+
+    config.ifc_len = size;
+    config.ifc_buf = buffer;
+    if (ioctl(pfRoute, SIOCGRTTABLE, &config, sizeof(struct ifconf)) < 0)
+        return false;
+
+    struct ifreq *interface = (struct ifreq*)buffer;
+    struct ifreq *end = (struct ifreq*)((uint8_t*)buffer + size);
+
+    while (interface < end) {
+        if (interface->ifr_route.flags & RTF_DEFAULT) {
+            strlcpy(iface, interface->ifr_name, IF_NAMESIZE);
+            *ifIndex = if_nametoindex(interface->ifr_name);
+            return true;
+        }
+
+        size_t addressSize = 0;
+        if (interface->ifr_route.destination != NULL)
+            addressSize += interface->ifr_route.destination->sa_len;
+        if (interface->ifr_route.mask != NULL)
+            addressSize += interface->ifr_route.mask->sa_len;
+        if (interface->ifr_route.gateway != NULL)
+            addressSize += interface->ifr_route.gateway->sa_len;
+
+        interface = (struct ifreq*)((addr_t)interface + IF_NAMESIZE
+            + sizeof(struct route_entry) + addressSize);
+    }
+
+    return false;
+}

src/detection/displayserver/displayserver_haiku.cpp

@@ -0,0 +1,72 @@
+extern "C" {
+#include "displayserver.h"
+#include "common/settings.h"
+#include "common/processing.h"
+}
+
+#include <math.h>
+
+#include <Application.h>
+#include <Screen.h>
+
+extern "C" void ffConnectDisplayServerImpl(FFDisplayServerResult* ds);
+
+static void detectDisplays(FFDisplayServerResult* ds)
+{
+    // We need a valid be_app to query the app_server here.
+    BApplication app("application/x-vnd.fastfetch-cli-fastfetch");
+    BScreen s{}; // default screen is the main one
+    bool main = true;
+
+    do
+    {
+        if (!s.IsValid())
+            continue;
+
+        display_mode mode;
+        if (s.GetMode(&mode) != B_OK)
+            continue;
+
+        FF_STRBUF_AUTO_DESTROY name = ffStrbufCreateA(128);
+        monitor_info monitor;
+        // WARNING: This is experimental new Haiku API
+        status_t err = s.GetMonitorInfo(&monitor);
+        if (err == B_OK) {
+            ffStrbufSetF(&name, "%s %s", monitor.vendor, monitor.name);
+        }
+
+        uint32_t width = (uint32_t) s.Frame().Width() + 1;
+        uint32_t height = (uint32_t) (uint32_t)s.Frame().Height() + 1;
+        double scaleFactor = (double) 1.0;
+        ffdsAppendDisplay(ds,
+            width,
+            height,
+            (double)mode.timing.pixel_clock * 1000 / (mode.timing.v_total * mode.timing.h_total),
+            (uint32_t) (width / scaleFactor + .5),
+            (uint32_t) (height / scaleFactor + .5),
+            0,
+            0,
+            0,
+            0,
+            &name,
+            FF_DISPLAY_TYPE_UNKNOWN,
+            main,
+            s.ID().id,
+            0,
+            0,
+            "BScreen"
+        );
+        main = false;
+    } while (s.SetToNext() == B_OK);
+
+    return;
+}
+
+void ffConnectDisplayServerImpl(FFDisplayServerResult* ds)
+{
+    ffStrbufSetStatic(&ds->wmProcessName, "app_server");
+    ffStrbufSetStatic(&ds->wmPrettyName, "Application Server");
+    ffStrbufSetStatic(&ds->dePrettyName, "Application Kit");
+
+    detectDisplays(ds);
+}

src/detection/dns/dns_linux.c

@@ -4,9 +4,15 @@
 #include "util/mallocHelper.h"
 #include "util/stringUtils.h"
 
+#ifdef __HAIKU__
+#define RESOLV_CONF "/system/settings/network/resolv.conf"
+#else
+#define RESOLV_CONF "/etc/resolv.conf"
+#endif
+
 const char* ffDetectDNS(FFDNSOptions* options, FFlist* results)
 {
-    FF_AUTO_CLOSE_FILE FILE* file = fopen(FASTFETCH_TARGET_DIR_ROOT "/etc/resolv.conf", "r");
+    FF_AUTO_CLOSE_FILE FILE* file = fopen(FASTFETCH_TARGET_DIR_ROOT RESOLV_CONF, "r");
     if (!file)
         return "fopen (" FASTFETCH_TARGET_DIR_ROOT "/etc/resolv.conf) failed";
 

src/detection/font/font.h

@@ -10,6 +10,7 @@ typedef struct FFFontResult
      * Linux / BSD: Qt,      GTK2,  GTK3,        GTK4
      * MacOS:       System,  User,  System Mono, User Mono
      * Windows:     Caption, Menu,  Message,     Status
+     * Haiku:       Plain,   Menu,  Bold,        Mono
      * Other:       Unset,   Unset, Unset,       Unset
      */
     FFstrbuf fonts[FF_DETECT_FONT_NUM_FONTS];

src/detection/font/font_haiku.cpp

@@ -0,0 +1,65 @@
+extern "C" {
+#include "common/font.h"
+#include "common/parsing.h"
+#include "font.h"
+}
+
+#include <Application.h>
+#include <Font.h>
+#include <Menu.h>
+
+extern "C" {
+    const char* ffDetectFontImpl(FFFontResult* result);
+}
+
+static void generateString(FFFontResult* font)
+{
+    const char* types[] = { "Plain", "Menu", "Bold", "Mono" };
+    for(uint32_t i = 0; i < ARRAY_SIZE(types); ++i)
+    {
+        if(i == 0 || !ffStrbufEqual(&font->fonts[i - 1], &font->fonts[i]))
+        {
+            if(i > 0)
+                ffStrbufAppendS(&font->display, "], ");
+            ffStrbufAppendF(&font->display, "%s [%s", font->fonts[i].chars, types[i]);
+        }
+        else
+        {
+            ffStrbufAppendS(&font->display, " / ");
+            ffStrbufAppendS(&font->display, types[i]);
+        }
+    }
+    ffStrbufAppendC(&font->display, ']');
+}
+
+const char* ffDetectFontImpl(FFFontResult* result)
+{
+    struct menu_info menuInfo;
+    const BFont *f;
+    // We need a valid be_app to query the app_server here.
+    BApplication app("application/x-vnd.fastfetch-cli-fastfetch");
+
+    if ((f = be_plain_font) != NULL)
+    {
+        f->GetFamilyAndStyle(&menuInfo.f_family, &menuInfo.f_style);
+        ffStrbufAppendF(&result->fonts[0], "%s %s (%dpt)", menuInfo.f_family, menuInfo.f_style, (int)f->Size());
+    }
+    if (get_menu_info(&menuInfo) == B_OK)
+    {
+        ffStrbufAppendF(&result->fonts[1], "%s %s (%dpt)", menuInfo.f_family, menuInfo.f_style, (int)menuInfo.font_size);
+    }
+    if ((f = be_bold_font) != NULL)
+    {
+        f->GetFamilyAndStyle(&menuInfo.f_family, &menuInfo.f_style);
+        ffStrbufAppendF(&result->fonts[2], "%s %s (%dpt)", menuInfo.f_family, menuInfo.f_style, (int)f->Size());
+    }
+    if ((f = be_fixed_font) != NULL)
+    {
+        f->GetFamilyAndStyle(&menuInfo.f_family, &menuInfo.f_style);
+        ffStrbufAppendF(&result->fonts[3], "%s %s (%dpt)", menuInfo.f_family, menuInfo.f_style, (int)f->Size());
+    }
+
+    generateString(result);
+
+    return NULL;
+}