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modprobe: emit "can't open 'modules.dep': (errno)" instead of "module not found"

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*: s/can't open %s/can't open '%s'/, it's better to use same string.

function                                             old     new   delta
do_modprobe                                          588     601     +13
config_file_action                                   339     345      +6
modprobe_main                                        565     570      +5
unable_to_open                                        14      16      +2
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 26/0)               Total: 26 bytes
   text    data     bss     dec     hex filename
 816800     476    7892  825168   c9750 busybox_old
 816812     476    7892  825180   c975c busybox_unstripped
This commit is contained in:
Denis Vlasenko
2009-03-03 18:47:56 +00:00
parent 787a492f23
commit 9604e1b8fc
5 changed files with 19 additions and 18 deletions
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27
modutils/modprobe.c
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@@ -100,8 +100,7 @@ static int FAST_FUNC config_file_action(const char *filename,
}
config_close(p);
error:
if (ENABLE_FEATURE_CLEAN_UP)
RELEASE_CONFIG_BUFFER(modname);
RELEASE_CONFIG_BUFFER(modname);
return rc;
}
@@ -141,8 +140,13 @@ static int do_modprobe(struct modprobe_conf *conf, const char *module)
int rc = -1;
p = config_open2(CONFIG_DEFAULT_DEPMOD_FILE, fopen_for_read);
/* Modprobe does not work at all without modprobe.dep,
* even if the full module name is given. Returning error here
* was making us later confuse user with this message:
* "module /full/path/to/existing/file/module.ko not found".
* It's better to die immediately, with good message: */
if (p == NULL)
goto error;
bb_perror_msg_and_die("can't open '%s'", CONFIG_DEFAULT_DEPMOD_FILE);
while (config_read(p, tokens, 2, 1, "# \t", PARSE_NORMAL)) {
colon = last_char_is(tokens[0], ':');
@@ -179,23 +183,21 @@ static int do_modprobe(struct modprobe_conf *conf, const char *module)
rc = bb_init_module(fn, options);
if (rc == 0)
llist_add_to(&loaded, xstrdup(modname));
if (ENABLE_FEATURE_CLEAN_UP)
free(options);
free(options);
}
if (ENABLE_FEATURE_CLEAN_UP)
free(fn);
free(fn);
}
error_not_found:
error_not_found:
config_close(p);
error:
if (ENABLE_FEATURE_CLEAN_UP)
RELEASE_CONFIG_BUFFER(modname);
if (rc > 0 && !(option_mask32 & INSMOD_OPT_SILENT))
bb_error_msg("failed to %sload module %s: %s",
(option_mask32 & MODPROBE_OPT_REMOVE) ? "un" : "",
module, moderror(rc));
RELEASE_CONFIG_BUFFER(modname);
return rc;
}
@@ -278,8 +280,7 @@ int modprobe_main(int argc UNUSED_PARAM, char **argv)
char *realname = llist_pop(&conf->aliases);
if (check_blacklist(conf, realname))
do_modprobe(conf, realname);
if (ENABLE_FEATURE_CLEAN_UP)
free(realname);
free(realname);
}
}
argv++;