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ifupdown: misc code cleanup for "add support for source stanza"

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- make use of glib functions
- coding style

Signed-off-by: Thomas Haller <thaller@redhat.com>
This commit is contained in:
Thomas Haller 2013-09-04 17:15:32 +02:00
parent 48ed1abca7
commit 4e09b87d54
1 changed files with 23 additions and 36 deletions
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59
src/settings/plugins/ifupdown/interface_parser.c
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@ -98,10 +98,10 @@ static char *join_values_with_spaces(char *dst, char **src)
return(dst);
}
void _ifparser_source (const char *path, const char *en_dir, int quiet);
void _recursive_ifparser (const char *eni_file, int quiet);
static void _ifparser_source (const char *path, const char *en_dir, int quiet);
void _recursive_ifparser (const char *eni_file, int quiet)
static void
_recursive_ifparser (const char *eni_file, int quiet)
{
FILE *inp;
char line[255];
@ -228,7 +228,8 @@ void _recursive_ifparser (const char *eni_file, int quiet)
}
// source stanza takes one or more filepaths as parameters
else if (strcmp(token[0], "source") == 0) {
uint i;
int i;
char *en_dir;
skip_to_block = 0;
@ -237,27 +238,17 @@ void _recursive_ifparser (const char *eni_file, int quiet)
g_warning ("Error: Invalid source line without parameters\n");
continue;
}
for (i = 1; i < toknum; ++i) {
char *eni_file_copy;
char *en_dir;
eni_file_copy = strdup (eni_file);
if (!eni_file_copy) {
if (!quiet)
g_warning ("Error: Skipping interfaces file %s because strdup failed\n",
eni_file);
continue;
}
en_dir = dirname (eni_file_copy);
en_dir = g_path_get_dirname (eni_file);
for (i = 1; i < toknum; ++i)
_ifparser_source (token[i], en_dir, quiet);
free (eni_file_copy);
}
g_free (en_dir);
}
else {
if (skip_to_block) {
if (!quiet) {
g_message ("Error: ignoring out-of-block data '%s'\n",
join_values_with_spaces(value, token));
join_values_with_spaces(value, token));
}
} else
add_data(token[0], join_values_with_spaces(value, token + 1));
@ -269,35 +260,31 @@ void _recursive_ifparser (const char *eni_file, int quiet)
g_message (" interface-parser: finished parsing file %s\n", eni_file);
}
void _ifparser_source (const char *path, const char *en_dir, int quiet)
static void
_ifparser_source (const char *path, const char *en_dir, int quiet)
{
// abs_path = en_dir + '/' + path + '\0'
char abs_path[strlen (en_dir) + strlen (path) + 2];
char *abs_path;
wordexp_t we;
uint i;
if (path[0] == '/') {
strncpy (abs_path, path, sizeof (abs_path));
}
else {
// Convert relative path to absolute path
snprintf (abs_path, sizeof (abs_path), "%s/%s", en_dir, path);
}
if (g_path_is_absolute (path))
abs_path = g_strdup (path);
else
abs_path = g_build_filename (en_dir, path, NULL);
if (!quiet)
g_message (" interface-parser: source line includes interfaces file(s) %s\n", abs_path);
// Recursively parse sourced in interfaces files
// (ifupdown uses WRDE_NOCMD for wordexp)
memset (&we, 0, sizeof (we));
/* ifupdown uses WRDE_NOCMD for wordexp. */
if (wordexp (abs_path, &we, WRDE_NOCMD)) {
if (!quiet)
g_warning ("Error: word expansion for %s failed\n", abs_path);
return;
} else {
for (i = 0; i < we.we_wordc; i++)
_recursive_ifparser (we.we_wordv[i], quiet);
wordfree (&we);
}
for (i = 0; i < we.we_wordc; i++) {
_recursive_ifparser (we.we_wordv[i], quiet);
}
wordfree (&we);
g_free (abs_path);
}
void ifparser_init (const char *eni_file, int quiet)