mirror of
https://github.com/fastfetch-cli/fastfetch.git
synced 2026-10-30 17:41:41 +01:00
Common macros for loading shared libs
This commit is contained in:
Linus Dierheimer
+43
-56
@@ -1,25 +1,12 @@
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#include "fastfetch.h"
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#include <string.h>
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#include <dlfcn.h>
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#include <dirent.h>
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#include <pthread.h>
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#define FF_RESOLUTION_MODULE_NAME "Resolution"
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#define FF_RESOLUTION_NUM_FORMAT_ARGS 3
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typedef void* DynamicLibrary;
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#define FF_LIBRARY_LOAD(libraryNameUser, libraryNameDefault) dlopen(libraryNameUser.length == 0 ? libraryNameDefault : libraryNameUser.chars, RTLD_LAZY); \
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if(dlerror() != NULL) \
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return false;
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#define FF_LIBRARY_LOAD_SYMBOL(library, symbolName) dlsym(library, symbolName); \
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if(dlerror() != NULL) { \
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dlclose(library); \
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return false; \
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}
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typedef struct ResolutionResult
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{
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int width;
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@@ -157,10 +144,9 @@ static void x11AddScreenAsResult(FFlist* results, Screen* screen, int refreshRat
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static bool printResolutionX11Backend(FFinstance* instance)
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{
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DynamicLibrary x11 = FF_LIBRARY_LOAD(instance->config.libX11, "libX11.so");
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Display*(*ffXOpenDisplay)(const char*) = FF_LIBRARY_LOAD_SYMBOL(x11, "XOpenDisplay");
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int(*ffXCloseDisplay)(Display*) = FF_LIBRARY_LOAD_SYMBOL(x11, "XCloseDisplay");
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FF_LIBRARY_LOAD(x11, "libX11.so", instance->config.libX11, false)
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FF_LIBRARY_LOAD_SYMBOL(x11, XOpenDisplay, false)
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FF_LIBRARY_LOAD_SYMBOL(x11, XCloseDisplay, false)
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Display* display = ffXOpenDisplay(x11);
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if(display == NULL)
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@@ -188,17 +174,18 @@ static bool printResolutionX11Backend(FFinstance* instance)
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typedef struct XrandrData
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{
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XRRScreenConfiguration*(*ffXRRGetScreenInfo)(Display* display, Window window);
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short(*ffXRRConfigCurrentRate)(XRRScreenConfiguration* config);
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XRRMonitorInfo*(*ffXRRGetMonitors)(Display* display, Window window, Bool getActive, int* nmonitors);
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XRRScreenResources*(*ffXRRGetScreenResources)(Display* display, Window window);
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XRROutputInfo*(*ffXRRGetOutputInfo)(Display* display, XRRScreenResources* resources, RROutput output);
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XRRCrtcInfo*(*ffXRRGetCrtcInfo)(Display* display, XRRScreenResources* resources, RRCrtc crtc);
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void(*ffXRRFreeCrtcInfo)(XRRCrtcInfo* crtcInfo);
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void(*ffXRRFreeOutputInfo)(XRROutputInfo* outputInfo);
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void(*ffXRRFreeScreenResources)(XRRScreenResources* resources);
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void(*ffXRRFreeMonitors)(XRRMonitorInfo* monitors);
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void(*ffXRRFreeScreenConfigInfo)(XRRScreenConfiguration* config);
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FF_LIBRARY_SYMBOL(XRRGetScreenInfo)
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FF_LIBRARY_SYMBOL(XRRConfigCurrentConfiguration)
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FF_LIBRARY_SYMBOL(XRRConfigCurrentRate)
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FF_LIBRARY_SYMBOL(XRRGetMonitors)
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FF_LIBRARY_SYMBOL(XRRGetScreenResources)
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FF_LIBRARY_SYMBOL(XRRGetOutputInfo)
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FF_LIBRARY_SYMBOL(XRRGetCrtcInfo)
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FF_LIBRARY_SYMBOL(XRRFreeCrtcInfo)
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FF_LIBRARY_SYMBOL(XRRFreeOutputInfo)
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FF_LIBRARY_SYMBOL(XRRFreeScreenResources)
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FF_LIBRARY_SYMBOL(XRRFreeMonitors)
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FF_LIBRARY_SYMBOL(XRRFreeScreenConfigInfo)
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//Init once
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Display* display;
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@@ -331,24 +318,24 @@ static void xrandrHandleScreen(XrandrData* data, Screen* screen)
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static bool printResolutionXrandrBackend(FFinstance* instance)
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{
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DynamicLibrary xrandr = FF_LIBRARY_LOAD(instance->config.libXrandr, "libXrandr.so");
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FF_LIBRARY_LOAD(xrandr, "libXrandr.so", instance->config.libXrandr, false);
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Display*(*ffXOpenDisplay)(const char*) = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XOpenDisplay");
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int(*ffXCloseDisplay)(Display*) = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XCloseDisplay");
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FF_LIBRARY_LOAD_SYMBOL(xrandr, XOpenDisplay, false)
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FF_LIBRARY_LOAD_SYMBOL(xrandr, XCloseDisplay, false)
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XrandrData data;
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data.ffXRRGetScreenInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRGetScreenInfo");
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data.ffXRRConfigCurrentRate = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRConfigCurrentRate");
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data.ffXRRGetMonitors = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRGetMonitors");
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data.ffXRRGetScreenResources = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRGetScreenResources");
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data.ffXRRGetOutputInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRGetOutputInfo");
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data.ffXRRGetCrtcInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRGetCrtcInfo");
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data.ffXRRFreeCrtcInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRFreeCrtcInfo");
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data.ffXRRFreeOutputInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRFreeOutputInfo");
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data.ffXRRFreeScreenResources = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRFreeScreenResources");
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data.ffXRRFreeMonitors = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRFreeMonitors");
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data.ffXRRFreeScreenConfigInfo = FF_LIBRARY_LOAD_SYMBOL(xrandr, "XRRFreeScreenConfigInfo");
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRGetScreenInfo, XRRGetScreenInfo, false)
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRConfigCurrentRate, XRRConfigCurrentRate, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRGetMonitors, XRRGetMonitors, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRGetScreenResources, XRRGetScreenResources, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRGetOutputInfo, XRRGetOutputInfo, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRGetCrtcInfo, XRRGetCrtcInfo, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRFreeCrtcInfo, XRRFreeCrtcInfo, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRFreeOutputInfo, XRRFreeOutputInfo, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRFreeScreenResources, XRRFreeScreenResources, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRFreeMonitors, XRRFreeMonitors, false);
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(xrandr, data.ffXRRFreeScreenConfigInfo, XRRFreeScreenConfigInfo, false);
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data.display = ffXOpenDisplay(NULL);
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if(data.display == NULL)
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@@ -376,9 +363,9 @@ typedef struct WaylandData
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{
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FFinstance* instance;
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FFlist results;
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struct wl_proxy*(*ffwl_proxy_marshal_constructor_versioned)(struct wl_proxy*, uint32_t, const struct wl_interface*, uint32_t, ...);
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int(*ffwl_proxy_add_listener)(struct wl_proxy*, void (**)(void), void *data);
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void(*ffwl_proxy_destroy)(struct wl_proxy*);
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FF_LIBRARY_SYMBOL(wl_proxy_marshal_constructor_versioned)
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FF_LIBRARY_SYMBOL(wl_proxy_add_listener)
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FF_LIBRARY_SYMBOL(wl_proxy_destroy)
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const struct wl_interface* ffwl_output_interface;
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struct wl_output_listener output_listener;
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} WaylandData;
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@@ -453,21 +440,21 @@ static bool printResolutionWaylandBackend(FFinstance* instance)
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if(sessionType != NULL && strcasecmp(sessionType, "wayland") != 0)
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return false;
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DynamicLibrary wayland = FF_LIBRARY_LOAD(instance->config.libWayland, "libwayland-client.so");
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FF_LIBRARY_LOAD(wayland, "libwayland-client.so", instance->config.libWayland, false);
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struct wl_display*(*ffwl_display_connect)(const char*) = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_display_connect");
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int(*ffwl_display_dispatch)(struct wl_display*) = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_display_dispatch");
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void(*ffwl_display_roundtrip)(struct wl_display*) = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_display_roundtrip");
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struct wl_proxy*(*ffwl_proxy_marshal_constructor)(struct wl_proxy*, uint32_t, const struct wl_interface*, ...) = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_proxy_marshal_constructor");
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const struct wl_interface* ffwl_registry_interface = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_registry_interface");
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void(*ffwl_display_disconnect)(struct wl_display*) = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_display_disconnect");
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_display_connect, false)
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_display_dispatch, false)
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_display_roundtrip, false)
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_proxy_marshal_constructor, false)
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_display_disconnect, false)
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FF_LIBRARY_LOAD_SYMBOL(wayland, wl_registry_interface, false)
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WaylandData data;
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data.ffwl_proxy_marshal_constructor_versioned = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_proxy_marshal_constructor_versioned");
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data.ffwl_proxy_add_listener = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_proxy_add_listener");
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data.ffwl_output_interface = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_output_interface");
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data.ffwl_proxy_destroy = FF_LIBRARY_LOAD_SYMBOL(wayland, "wl_proxy_destroy");
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(wayland, data.ffwl_proxy_marshal_constructor_versioned, wl_proxy_marshal_constructor_versioned, false)
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(wayland, data.ffwl_proxy_add_listener, wl_proxy_add_listener, false)
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(wayland, data.ffwl_output_interface, wl_output_interface, false)
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FF_LIBRARY_LOAD_SYMBOL_ADRESS(wayland, data.ffwl_proxy_destroy, wl_proxy_destroy, false)
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struct wl_display* display = ffwl_display_connect(NULL);
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if(display == NULL)
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