[PATCH] change call_foreach_file to return a list

[elogind.git] / udev_config.c

diff --git a/udev_config.c b/udev_config.c
index 77ac38a791e1f891c5800517cedc3fd0411fd329..45b11de2aa573ef3485e7ef80fe5a6e8a0843e9a 100644 (file)
--- a/udev_config.c
+++ b/udev_config.c
@@ -59,6 +59,54 @@ static int string_is_true(const char *str)
        return 0;
 }
 
+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 void init_variables(void)
 {
        const char *env;
@@ -86,7 +134,7 @@ static int parse_config_file(void)
 {
        char line[LINE_SIZE];
        char *bufline;
-       char *temp;
+       char *linepos;
        char *variable;
        char *value;
        char *buf;
@@ -130,13 +178,14 @@ static int parse_config_file(void)
                        continue;
 
                strlcpy(line, bufline, count);
-               temp = line;
-               dbg("read '%s'", temp);
+               dbg("read '%s'", line);
 
-               retval = parse_get_pair(&temp, &variable, &value);
-               if (retval != 0)
-                       info("%s:%d:%Zd: error parsing '%s'",
-                            udev_config_filename, lineno, temp-line, temp);
+               linepos = line;
+               retval = get_key(&linepos, &variable, &value);
+               if (retval != 0) {
+                       info("error parsing %s, line %d:%d", udev_config_filename, lineno, (int) (linepos-line));
+                       continue;
+               }
 
                dbg("variable='%s', value='%s'", variable, value);
 
@@ -168,17 +217,16 @@ static int parse_config_file(void)
        return retval;
 }
 
-static void get_dirs(void)
+void udev_init_config(void)
 {
-       char *temp;
-       int retval;
 
-       retval = sysfs_get_mnt_path(sysfs_path, sizeof(sysfs_path));
-       if (retval)
-               dbg("sysfs_get_mnt_path failed");
+       init_variables();
+       sysfs_get_mnt_path(sysfs_path, sizeof(sysfs_path));
 
        /* see if we should try to override any of the default values */
        if (getenv("UDEV_TEST") != NULL) {
+               char *temp;
+
                temp = getenv("SYSFS_PATH");
                if (temp != NULL) {
                        strlcpy(sysfs_path, temp, sizeof(sysfs_path));
@@ -198,9 +246,3 @@ static void get_dirs(void)
        dbg("udev_rules_filename='%s'", udev_rules_filename);
        dbg("udev_log=%d", udev_log);
 }
-
-void udev_init_config(void)
-{
-       init_variables();
-       get_dirs();
-}