Created
May 20, 2016 18:15
-
-
Save unix-junkie/45674ced6c6aa06209677bbbaa2d655f to your computer and use it in GitHub Desktop.
Incorrect XFontStruct entries in an XFontSet
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* | |
* $Id$ | |
*/ | |
#include <stdio.h> | |
#include <locale.h> | |
#include <langinfo.h> | |
#include <X11/Xlib.h> | |
#include <X11/Intrinsic.h> | |
#include <X11/Xatom.h> | |
int main() { | |
const char *locale = setlocale(LC_ALL, ""); | |
if (locale == NULL) { | |
fprintf(stderr, "Locale unavailable.\n"); | |
} | |
char *localeCharset = nl_langinfo(CODESET); | |
printf("locale: %s\n", locale); | |
printf("run-time charset: %s\n", localeCharset); | |
XtSetLanguageProc(NULL, (XtLanguageProc) NULL, (XtPointer) NULL); | |
Display* dpy = XOpenDisplay(NULL); | |
char ** missingCharsets; | |
int missingCharsetCount = 0; | |
char * defaultString; | |
XFontSet fontSet = XCreateFontSet(dpy, | |
"-monotype-arial-medium-r-normal--*-90-*-*-p-0-*-*, \ | |
-monotype-arial-regular-r-normal--*-90-*-*-p-0-*-*", // Xsun | |
&missingCharsets, | |
&missingCharsetCount, | |
&defaultString); | |
printf("X11 locale: %s\n", XLocaleOfFontSet(fontSet)); | |
printf("XFontSet: %s\n", XBaseFontNameListOfFontSet(fontSet)); | |
if (missingCharsetCount > 0) { | |
printf("Charsets missing from XFontSet:\n"); | |
/* | |
* For Arial in UTF-8 locale, glyphs for only the following | |
* charsets are missing (irrelevant for Cyrillic): | |
* | |
* - ISO8859-14 | |
* - JISX0208.1983-0 | |
* - KSC5601.1987-0 | |
* - GB2312.1980-0 | |
* - JISX0201.1976-0 | |
*/ | |
for (int i = 0; i < missingCharsetCount; i++) { | |
char * missingCharset = *(missingCharsets + i); | |
printf("\t%s\n", missingCharset); | |
} | |
XFreeStringList(missingCharsets); | |
} | |
printf("XFontStruct entries in XFontSet:\n"); | |
XFontStruct** fonts; | |
char ** fontNames; | |
int count = XFontsOfFontSet(fontSet, &fonts, &fontNames); | |
for (int i = 0; i < count; i++) { | |
XFontStruct * const font = *(fonts + i); | |
char * const fallbackFontName = *(fontNames + i); | |
unsigned long fontNameAtom; | |
if (!XGetFontProperty(font, XA_FONT, &fontNameAtom)) { | |
printf("\tXGetFontProperty(XA_FONT) failed\n"); | |
printf("\t%s\n", fallbackFontName); | |
} else { | |
char * const fontName = XGetAtomName(dpy, (Atom) fontNameAtom); | |
printf("\t%s\n", fontName); | |
XFree(fontName); | |
} | |
} | |
XCloseDisplay(dpy); | |
return 0; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment