cdesktopenv/cde/programs/fontaliases/test_fonts_alias.c

113 lines
2.7 KiB
C

/*
* CDE - Common Desktop Environment
*
* (c) Copyright 1993-2012 The Open Group
* (c) Copyright 2012-2022 CDE Project contributors, see
* CONTRIBUTORS for details
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <X11/Xlib.h>
#define BUF_SIZE 1024
int main(void) {
int ret = 0;
int line_num = 0;
int npaths;
char cwd[BUF_SIZE];
char *font_path_list[BUF_SIZE];
char **font_path_list_orig = NULL;
char *line = NULL;
size_t len = 0;
ssize_t line_len;
if (!getcwd(cwd, BUF_SIZE)) {
fprintf(stderr, "Cannot get current working directory.\n");
ret = -1;
goto done;
}
font_path_list[0] = cwd;
Display *display = XOpenDisplay(NULL);
if (display == NULL) {
fprintf(stderr, "Cannot open display.\n");
ret = -1;
goto done;
}
font_path_list_orig = XGetFontPath(display, &npaths);
for (int i = 0; i < npaths; ++i)
font_path_list[i + 1] = font_path_list_orig[i];
XSetFontPath(display, font_path_list, ++npaths);
while ((line_len = getline(&line, &len, stdin)) != -1) {
int i;
char *font_name = NULL;
size_t font_name_len = 0;
++line_num;
for (i = 0; i < line_len; ++i) {
++font_name_len;
if (!font_name && line[i] == '"') {
font_name = &line[i];
font_name_len = 0;
}
else if (font_name && line[i] == '"') break;
}
if (i >= line_len || line_len < 3) {
fprintf(stderr, "Corrupted file.\n");
ret = -1;
goto done;
}
*(++font_name + --font_name_len) = '\0';
XFontStruct *font_struct = XLoadQueryFont(display, font_name);
if (!font_struct) {
fprintf(stderr, "Bad alias: %d: %s\n", line_num, font_name);
ret = -1;
}
if (font_struct) XFreeFont(display, font_struct);
}
done:
if (font_path_list_orig) {
XSetFontPath(display, font_path_list_orig, --npaths);
XFreeFontPath(font_path_list_orig);
}
if (line) free(line);
if (display) XCloseDisplay(display);
return ret;
}