wmii

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xft.c (1108B)

      1 /* Copyright ©2010 Kris Maglione <maglione.k at Gmail>
      2  * See LICENSE file for license details.
      3  */
      4 #include <stuff/x.h>
      5 #include <stuff/util.h>
      6 
      7 Xft	*xft;
      8 
      9 #ifdef HAVE_RTLD
     10 #include <dlfcn.h>
     11 
     12 bool
     13 havexft(void) {
     14 	void *libxft;
     15 
     16 	if(xft == nil) {
     17 		libxft = dlopen("libXft.so", RTLD_LAZY);
     18 		if(libxft == nil)
     19 			return false;
     20 		xft = emalloc(sizeof *xft);
     21 		*(void**)(uintptr_t)&xft->drawcreate   = dlsym(libxft, "XftDrawCreate");
     22 		*(void**)(uintptr_t)&xft->drawdestroy  = dlsym(libxft, "XftDrawDestroy");
     23 		*(void**)(uintptr_t)&xft->fontopen     = dlsym(libxft, "XftFontOpenXlfd");
     24 		*(void**)(uintptr_t)&xft->fontopenname = dlsym(libxft, "XftFontOpenName");
     25 		*(void**)(uintptr_t)&xft->fontclose    = dlsym(libxft, "XftFontClose");
     26 		*(void**)(uintptr_t)&xft->textextents  = dlsym(libxft, "XftTextExtentsUtf8");
     27 		*(void**)(uintptr_t)&xft->drawstring   = dlsym(libxft, "XftDrawStringUtf8");
     28 	}
     29 	return xft && xft->drawcreate && xft->drawdestroy && xft->fontopen
     30 		   && xft->fontopenname && xft->fontclose && xft->textextents && xft->drawstring;
     31 }
     32 
     33 #else
     34 bool
     35 havexft(void) {
     36 	return false;
     37 }
     38 #endif
     39