util/convertfonts.c

   1 /* convertfonts.c - converts fonts in a style file to fontconfig format
   2  *
   3  *  WindowMaker window manager
   4  *
   5  *  Copyright (c) 2004 Dan Pascu
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License along
  18  *  with this program; if not, write to the Free Software Foundation, Inc.,
  19  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #ifdef __GLIBC__
  23 #define _GNU_SOURCE             /* getopt_long */
  24 #endif
  25
  26 #include "config.h"
  27
  28 #include <sys/stat.h>
  29
  30 #include <getopt.h>
  31 #include <locale.h>
  32 #include <stdio.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35
  36 #ifdef HAVE_STDNORETURN
  37 #include <stdnoreturn.h>
  38 #endif
  39
  40 #include <WINGs/WUtil.h>
  41
  42 #include "../src/wconfig.h"
  43
  44 #include "common.h"
  45
  46
  47 char *FontOptions[] = {
  48         "IconTitleFont",
  49         "ClipTitleFont",
  50         "LargeDisplayFont",
  51         "MenuTextFont",
  52         "MenuTitleFont",
  53         "WindowTitleFont",
  54         "SystemFont",
  55         "BoldSystemFont",
  56         NULL
  57 };
  58
  59 static const char *prog_name;
  60
  61
  62 static noreturn void print_help(int print_usage, int exitval)
  63 {
  64         printf("Usage: %s [-h] [-v] [--keep-xlfd] <style_file>\n", prog_name);
  65         if (print_usage) {
  66                 puts("Converts fonts in a style file into fontconfig format");
  67                 puts("");
  68                 puts("  -h, --help     display this help and exit");
  69                 puts("  -v, --version  output version information and exit");
  70                 puts("  --keep-xlfd    preserve the original xlfd by appending a ':xlfd=<xlfd>' hint");
  71                 puts("                 to the font name. This property is not used by the fontconfig");
  72                 puts("                 matching engine to find the font, but it is useful as a hint");
  73                 puts("                 about what the original font was to allow hand tuning the");
  74                 puts("                 result or restoring the xlfd. The default is to not add it");
  75                 puts("                 as it results in long, unreadable and confusing names.");
  76         }
  77         exit(exitval);
  78 }
  79
  80 int main(int argc, char **argv)
  81 {
  82         WMPropList *style, *key, *val;
  83         char *file = NULL, *oldfont, *newfont;
  84         struct stat st;
  85         Bool keepXLFD = False;
  86         int i, ch;
  87
  88         struct option longopts[] = {
  89                 { "version",    no_argument,    NULL,           'v' },
  90                 { "help",       no_argument,    NULL,           'h' },
  91                 { "keep-xlfd",  no_argument,    &keepXLFD,      True },
  92                 { NULL,         0,              NULL,           0 }
  93         };
  94
  95         prog_name = argv[0];
  96         while ((ch = getopt_long(argc, argv, "hv", longopts, NULL)) != -1)
  97                 switch(ch) {
  98                         case 'v':
  99                                 printf("%s (Window Maker %s)\n", prog_name, VERSION);
 100                                 return 0;
 101                                 /* NOTREACHED */
 102                         case 'h':
 103                                 print_help(1, 0);
 104                                 /* NOTREACHED */
 105                         case 0:
 106                                 break;
 107                         default:
 108                                 print_help(0, 1);
 109                                 /* NOTREACHED */
 110                 }
 111
 112         argc -= optind;
 113         argv += optind;
 114
 115         if (argc != 1)
 116                 print_help(0, 1);
 117
 118         file = argv[0];
 119
 120         if (stat(file, &st) != 0) {
 121                 perror(file);
 122                 return 1;
 123         }
 124
 125         if (!S_ISREG(st.st_mode)) {             /* maybe symlink too? */
 126                 fprintf(stderr, "%s: `%s' is not a regular file\n", prog_name, file);
 127                 return 1;
 128         }
 129
 130         /* we need this in order for MB_CUR_MAX to work */
 131         /* this contradicts big time with getstyle */
 132         setlocale(LC_ALL, "");
 133
 134         WMPLSetCaseSensitive(False);
 135
 136         style = WMReadPropListFromFile(file);
 137         if (!style) {
 138                 perror(file);
 139                 printf("%s: could not load style file\n", prog_name);
 140                 return 1;
 141         }
 142
 143         if (!WMIsPLDictionary(style)) {
 144                 printf("%s: '%s' is not a well formatted style file\n", prog_name, file);
 145                 return 1;
 146         }
 147
 148         for (i = 0; FontOptions[i] != NULL; i++) {
 149                 key = WMCreatePLString(FontOptions[i]);
 150                 val = WMGetFromPLDictionary(style, key);
 151                 if (val) {
 152                         oldfont = WMGetFromPLString(val);
 153                         newfont = convertFont(oldfont, keepXLFD);
 154                         if (oldfont != newfont) {
 155                                 val = WMCreatePLString(newfont);
 156                                 WMPutInPLDictionary(style, key, val);
 157                                 WMReleasePropList(val);
 158                                 wfree(newfont);
 159                         }
 160                 }
 161                 WMReleasePropList(key);
 162         }
 163
 164         WMWritePropListToFile(style, file);
 165
 166         return 0;
 167 }