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sysctl: remove special-cased reporting of EPERM,

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common code path gives nearly the same message. -50 bytes
This commit is contained in:
Denis Vlasenko 2008-10-15 08:29:17 +00:00
parent 58cc52aa76
commit cfdb711a18
1 changed files with 10 additions and 30 deletions
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40
procps/sysctl.c
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@ -1,4 +1,3 @@
/* vi: set sw=4 ts=4: */
/*
* Sysctl 1.01 - A utility to read and manipulate the sysctl parameters
*
@ -26,22 +25,8 @@ static const char ETC_SYSCTL_CONF[] ALIGN1 = "/etc/sysctl.conf";
static const char PROC_SYS[] ALIGN1 = "/proc/sys/";
enum { strlen_PROC_SYS = sizeof(PROC_SYS) - 1 };
/* error messages */
static const char ERR_MALFORMED_SETTING[] ALIGN1 =
"error: malformed setting '%s'";
static const char ERR_NO_EQUALS[] ALIGN1 =
"error: '%s' must be of the form name=value";
static const char ERR_INVALID_KEY[] ALIGN1 =
static const char msg_unknown_key[] ALIGN1 =
"error: '%s' is an unknown key";
static const char ERR_UNKNOWN_WRITING[] ALIGN1 =
"error setting key '%s'";
static const char ERR_UNKNOWN_READING[] ALIGN1 =
"error reading key '%s'";
static const char ERR_PERMISSION_DENIED[] ALIGN1 =
"error: permission denied on key '%s'";
static const char WARN_BAD_LINE[] ALIGN1 =
"warning: %s(%d): invalid syntax, continuing";
static void dwrite_str(int fd, const char *buf)
{
@ -98,7 +83,8 @@ static int sysctl_preload_file_and_exit(const char *filename)
parser = config_open(filename);
while (config_read(parser, token, 2, 2, "# \t=", PARSE_NORMAL)) { // TODO: ';' is comment char too
// if (!token[1]) {
// bb_error_msg(WARN_BAD_LINE, filename, parser->lineno);
// bb_error_msg("warning: %s(%d): invalid syntax, continuing",
// filename, parser->lineno);
// } else {
{
#if 0
@ -131,13 +117,13 @@ static int sysctl_write_setting(const char *setting)
name = setting;
equals = strchr(setting, '=');
if (!equals) {
bb_error_msg(ERR_NO_EQUALS, setting);
bb_error_msg("error: '%s' must be of the form name=value", setting);
return EXIT_FAILURE;
}
value = equals + 1; /* point to the value in name=value */
if (name == equals || !*value) {
bb_error_msg(ERR_MALFORMED_SETTING, setting);
bb_error_msg("error: malformed setting '%s'", setting);
return EXIT_FAILURE;
}
@ -154,13 +140,10 @@ static int sysctl_write_setting(const char *setting)
switch (errno) {
case ENOENT:
if (option_mask32 & FLAG_SHOW_KEY_ERRORS)
bb_error_msg(ERR_INVALID_KEY, outname);
break;
case EACCES:
bb_perror_msg(ERR_PERMISSION_DENIED, outname);
bb_error_msg(msg_unknown_key, outname);
break;
default:
bb_perror_msg(ERR_UNKNOWN_WRITING, outname);
bb_perror_msg("error setting key '%s'", outname);
break;
}
retval = EXIT_FAILURE;
@ -191,7 +174,7 @@ static int sysctl_read_setting(const char *name)
if (!*name) {
if (option_mask32 & FLAG_SHOW_KEY_ERRORS)
bb_error_msg(ERR_INVALID_KEY, name);
bb_error_msg(msg_unknown_key, name);
return -1;
}
@ -208,13 +191,10 @@ static int sysctl_read_setting(const char *name)
switch (errno) {
case ENOENT:
if (option_mask32 & FLAG_SHOW_KEY_ERRORS)
bb_error_msg(ERR_INVALID_KEY, outname);
break;
case EACCES:
bb_error_msg(ERR_PERMISSION_DENIED, outname);
bb_error_msg(msg_unknown_key, outname);
break;
default:
bb_perror_msg(ERR_UNKNOWN_READING, outname);
bb_perror_msg("error reading key '%s'", outname);
break;
}
retval = EXIT_FAILURE;