mirror of
https://github.com/rkd77/elinks.git
synced 2024-06-28 01:35:32 +00:00
170 lines
3.2 KiB
C
170 lines
3.2 KiB
C
/* Get home directory */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h> /* OS/2 needs this after sys/types.h */
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include "elinks.h"
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#include "config/home.h"
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#include "config/options.h"
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#include "intl/gettext/libintl.h"
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#include "main/main.h"
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#include "osdep/osdep.h"
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#include "util/memory.h"
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#include "util/string.h"
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unsigned char *elinks_home = NULL;
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int first_use = 0;
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static inline void
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strip_trailing_dir_sep(unsigned char *path)
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{
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int i;
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for (i = strlen(path) - 1; i > 0; i--)
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if (!dir_sep(path[i]))
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break;
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path[i + 1] = 0;
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}
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static unsigned char *
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test_confdir(unsigned char *home, unsigned char *path,
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unsigned char *error_message)
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{
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struct stat st;
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unsigned char *confdir;
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if (!path || !*path) return NULL;
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if (home && *home && !dir_sep(*path))
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confdir = straconcat(home, STRING_DIR_SEP, path,
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(unsigned char *) NULL);
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else
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confdir = stracpy(path);
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if (!confdir) return NULL;
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strip_trailing_dir_sep(confdir);
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if (stat(confdir, &st)) {
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if (!mkdir(confdir, 0700)) {
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#if 0
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/* I've no idea if following is needed for newly created
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* directories. It's bad thing to do it everytime. --pasky */
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#ifdef HAVE_CHMOD
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chmod(home_elinks, 0700);
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#endif
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#endif
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return confdir;
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}
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} else if (S_ISDIR(st.st_mode)) {
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first_use = 0;
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return confdir;
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}
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if (error_message) {
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usrerror(gettext(error_message), path, confdir);
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sleep(3);
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}
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mem_free(confdir);
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return NULL;
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}
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/* TODO: Check possibility to use <libgen.h> dirname. */
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static unsigned char *
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elinks_dirname(unsigned char *path)
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{
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int i;
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unsigned char *dir;
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if (!path) return NULL;
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dir = stracpy(path);
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if (!dir) return NULL;
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for (i = strlen(dir) - 1; i >= 0; i--)
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if (dir_sep(dir[i]))
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break;
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dir[i + 1] = 0;
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return dir;
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}
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static unsigned char *
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get_home(void)
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{
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unsigned char *home_elinks;
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unsigned char *envhome = getenv("HOME");
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unsigned char *home = NULL;
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if (!home && envhome)
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home = stracpy(envhome);
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if (!home)
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home = user_appdata_directory();
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if (!home)
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home = elinks_dirname(program.path);
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if (home)
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strip_trailing_dir_sep(home);
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home_elinks = test_confdir(home,
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get_cmd_opt_str("config-dir"),
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N_("Commandline options -config-dir set to %s, "
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"but could not create directory %s."));
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if (home_elinks) goto end;
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home_elinks = test_confdir(home, getenv("ELINKS_CONFDIR"),
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N_("ELINKS_CONFDIR set to %s, "
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"but could not create directory %s."));
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if (home_elinks) goto end;
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home_elinks = test_confdir(home, ".elinks", NULL);
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if (home_elinks) goto end;
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home_elinks = test_confdir(home, "elinks", NULL);
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end:
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if (home_elinks)
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add_to_strn(&home_elinks, STRING_DIR_SEP);
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mem_free_if(home);
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return home_elinks;
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}
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void
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init_home(void)
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{
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first_use = 1;
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elinks_home = get_home();
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if (!elinks_home) {
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ERROR(gettext("Unable to find or create ELinks config "
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"directory. Please check if you have $HOME "
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"variable set correctly and if you have "
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"write permission to your home directory."));
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sleep(3);
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return;
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}
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}
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void
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done_home(void)
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{
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mem_free_if(elinks_home);
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}
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