diff options
Diffstat (limited to 'udev/udev_config.c')
| -rw-r--r-- | udev/udev_config.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/udev/udev_config.c b/udev/udev_config.c deleted file mode 100644 index 8a1dac51d2..0000000000 --- a/udev/udev_config.c +++ /dev/null @@ -1,200 +0,0 @@ -/* - * Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com> - * Copyright (C) 2004-2005 Kay Sievers <kay.sievers@vrfy.org> - * - * This program 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. - * - * This program 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, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - */ - -#include <stdlib.h> -#include <string.h> -#include <stdio.h> -#include <fcntl.h> -#include <unistd.h> -#include <errno.h> -#include <ctype.h> -#include <syslog.h> - -#include "udev.h" - -/* global variables */ -char udev_root[PATH_SIZE]; -char udev_config_filename[PATH_SIZE]; -char udev_rules_dir[PATH_SIZE]; -int udev_log_priority; -int udev_run; - -static int get_key(char **line, char **key, char **value) -{ - char *linepos; - char *temp; - - linepos = *line; - if (!linepos) - return -1; - - /* skip whitespace */ - while (isspace(linepos[0])) - linepos++; - - /* get the key */ - *key = linepos; - while (1) { - linepos++; - if (linepos[0] == '\0') - return -1; - if (isspace(linepos[0])) - break; - if (linepos[0] == '=') - break; - } - - /* terminate key */ - linepos[0] = '\0'; - linepos++; - - /* skip whitespace */ - while (isspace(linepos[0])) - linepos++; - - /* get the value*/ - if (linepos[0] == '"') - linepos++; - else - return -1; - *value = linepos; - - temp = strchr(linepos, '"'); - if (!temp) - return -1; - temp[0] = '\0'; - - return 0; -} - -static int parse_config_file(void) -{ - char line[LINE_SIZE]; - char *bufline; - char *linepos; - char *variable; - char *value; - char *buf; - size_t bufsize; - size_t cur; - size_t count; - int lineno; - int retval = 0; - - if (file_map(udev_config_filename, &buf, &bufsize) != 0) { - err("can't open '%s' as config file: %s\n", udev_config_filename, strerror(errno)); - return -ENODEV; - } - - /* loop through the whole file */ - lineno = 0; - cur = 0; - while (cur < bufsize) { - count = buf_get_line(buf, bufsize, cur); - bufline = &buf[cur]; - cur += count+1; - lineno++; - - /* eat the whitespace */ - while ((count > 0) && isspace(bufline[0])) { - bufline++; - count--; - } - if (count == 0) - continue; - - /* see if this is a comment */ - if (bufline[0] == COMMENT_CHARACTER) - continue; - - if (count >= sizeof(line)) { - err("line too long, conf line skipped %s, line %d\n", udev_config_filename, lineno); - continue; - } - - memcpy(line, bufline, count); - line[count] = '\0'; - - linepos = line; - retval = get_key(&linepos, &variable, &value); - if (retval != 0) { - err("error parsing %s, line %d:%d\n", udev_config_filename, lineno, (int)(linepos-line)); - continue; - } - - if (strcasecmp(variable, "udev_root") == 0) { - strlcpy(udev_root, value, sizeof(udev_root)); - remove_trailing_chars(udev_root, '/'); - continue; - } - - if (strcasecmp(variable, "udev_rules") == 0) { - strlcpy(udev_rules_dir, value, sizeof(udev_rules_dir)); - remove_trailing_chars(udev_rules_dir, '/'); - continue; - } - - if (strcasecmp(variable, "udev_log") == 0) { - udev_log_priority = log_priority(value); - continue; - } - } - - file_unmap(buf, bufsize); - return retval; -} - -void udev_config_init(void) -{ - const char *env; - - strcpy(udev_config_filename, SYSCONFDIR "/udev/udev.conf"); - strcpy(udev_root, UDEV_PREFIX "/dev"); - udev_rules_dir[0] = '\0'; - udev_log_priority = LOG_ERR; - udev_run = 1; - - /* disable RUN key execution */ - env = getenv("UDEV_RUN"); - if (env && !string_is_true(env)) - udev_run = 0; - - env = getenv("UDEV_CONFIG_FILE"); - if (env) { - strlcpy(udev_config_filename, env, sizeof(udev_config_filename)); - remove_trailing_chars(udev_config_filename, '/'); - } - - parse_config_file(); - - env = getenv("UDEV_ROOT"); - if (env) { - strlcpy(udev_root, env, sizeof(udev_root)); - remove_trailing_chars(udev_root, '/'); - } - - env = getenv("UDEV_LOG"); - if (env) - udev_log_priority = log_priority(env); - - dbg("UDEV_CONFIG_FILE='%s'\n", udev_config_filename); - dbg("udev_root='%s'\n", udev_root); - dbg("udev_rules_dir='%s'\n", udev_rules_dir); - dbg("udev_log=%d\n", udev_log_priority); -} |