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mdev: make usage text more useful

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function                                             old     new   delta
packed_usage                                       26235   26291     +56
This commit is contained in:
Denis Vlasenko
2009-04-13 13:33:02 +00:00
parent e8a796828e
commit aafbae6181
2 changed files with 25 additions and 19 deletions
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34
util-linux/mdev.c
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@@ -62,13 +62,13 @@ static void make_device(char *path, int delete)
struct bb_uidgid_t ugid = { 0, 0 };
parser_t *parser;
char *tokens[5];
#endif
#if ENABLE_FEATURE_MDEV_EXEC
# if ENABLE_FEATURE_MDEV_EXEC
char *command = NULL;
#endif
#if ENABLE_FEATURE_MDEV_RENAME
# endif
# if ENABLE_FEATURE_MDEV_RENAME
char *alias = NULL;
char aliaslink = aliaslink; /* for compiler */
# endif
#endif
char *dev_maj_min = path + strlen(path);
@@ -168,21 +168,21 @@ static void make_device(char *path, int delete)
val = tokens[3];
/* 4th field (opt): >alias */
#if ENABLE_FEATURE_MDEV_RENAME
# if ENABLE_FEATURE_MDEV_RENAME
if (!val)
break;
aliaslink = *val;
if (aliaslink == '>' || aliaslink == '=') {
char *s;
#if ENABLE_FEATURE_MDEV_RENAME_REGEXP
# if ENABLE_FEATURE_MDEV_RENAME_REGEXP
char *p;
unsigned i, n;
#endif
# endif
char *a = val;
s = strchrnul(val, ' ');
val = (s[0] && s[1]) ? s+1 : NULL;
s[0] = '\0';
#if ENABLE_FEATURE_MDEV_RENAME_REGEXP
# if ENABLE_FEATURE_MDEV_RENAME_REGEXP
/* substitute %1..9 with off[1..9], if any */
n = 0;
s = a;
@@ -206,13 +206,13 @@ static void make_device(char *path, int delete)
p++;
s++;
}
#else
# else
alias = xstrdup(a + 1);
#endif
# endif
}
#endif /* ENABLE_FEATURE_MDEV_RENAME */
# endif /* ENABLE_FEATURE_MDEV_RENAME */
#if ENABLE_FEATURE_MDEV_EXEC
# if ENABLE_FEATURE_MDEV_EXEC
/* The rest (opt): command to run */
if (!val)
break;
@@ -233,7 +233,7 @@ static void make_device(char *path, int delete)
command = xstrdup(val + 1);
}
}
#endif
# endif
/* end of field parsing */
break; /* we found matching line, stop */
} /* end of "while line is read from /etc/mdev.conf" */
@@ -255,7 +255,7 @@ static void make_device(char *path, int delete)
#if ENABLE_FEATURE_MDEV_CONF
chown(device_name, ugid.uid, ugid.gid);
#if ENABLE_FEATURE_MDEV_RENAME
# if ENABLE_FEATURE_MDEV_RENAME
if (alias) {
alias = build_alias(alias, device_name);
@@ -266,7 +266,7 @@ static void make_device(char *path, int delete)
free(alias);
}
#endif
# endif
#endif
}
@@ -406,7 +406,7 @@ int mdev_main(int argc UNUSED_PARAM, char **argv)
xchdir("/dev");
if (argv[1] && !strcmp(argv[1], "-s")) {
if (argv[1] && strcmp(argv[1], "-s") == 0) {
/* Scan:
* mdev -s
*/
@@ -501,5 +501,5 @@ int mdev_main(int argc UNUSED_PARAM, char **argv)
if (ENABLE_FEATURE_CLEAN_UP)
RELEASE_CONFIG_BUFFER(temp);
return 0;
return EXIT_SUCCESS;
}