diff options
Diffstat (limited to 'framebuffer/fb_findfile.c')
-rw-r--r-- | framebuffer/fb_findfile.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/framebuffer/fb_findfile.c b/framebuffer/fb_findfile.c new file mode 100644 index 000000000..87e6d6f7e --- /dev/null +++ b/framebuffer/fb_findfile.c @@ -0,0 +1,85 @@ +/* + * Copyright 2008 Daniel Silverstone <dsilvers@netsurf-browser.org> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <limits.h> +#include <unistd.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "fb_findfile.h" + +static bool +fb_findfile_exists(char *buffer, const char *base, const char *filename) +{ + if (base == NULL) + return false; + + if (*base == '~') { + snprintf(buffer, PATH_MAX, "%s/%s/%s", + getenv("HOME") ? getenv("HOME") : "", + base + 1, filename); + } else { + snprintf(buffer, PATH_MAX, "%s/%s", base, filename); + } + + return (access(buffer, R_OK) == 0); +} + +char * +fb_findfile(const char *filename) +{ + static char buffer[PATH_MAX]; + + /* Search sequence is: + * home/filename + * res-env/filename + * resources/filename + */ + + if (fb_findfile_exists(buffer, NETSURF_FB_HOMEPATH, filename)) + return buffer; + if (fb_findfile_exists(buffer, getenv("NETSURF_RES"), filename)) + return buffer; + if (fb_findfile_exists(buffer, NETSURF_FB_RESPATH, filename)) + return buffer; + + return NULL; +} + +char * +fb_findfile_asurl(const char *filename) +{ + static char buffer[PATH_MAX]; + char *f = fb_findfile(filename); + + if (f == NULL) + return NULL; + + snprintf(buffer, PATH_MAX, "file://%s", f); + + return strdup(buffer); +} + +/* + * Local Variables: + * c-basic-offset: 8 + * End: + */ + |