diff options
Diffstat (limited to 'procps/sysctl.c')
| -rw-r--r-- | procps/sysctl.c | 39 |
1 files changed, 12 insertions, 27 deletions
diff --git a/procps/sysctl.c b/procps/sysctl.c index c095d16d0..90e47ea9a 100644 --- a/procps/sysctl.c +++ b/procps/sysctl.c @@ -70,41 +70,32 @@ int sysctl_main(int argc UNUSED_PARAM, char **argv) return retval; } /* end sysctl_main() */ -/* - * preload the sysctl's from a conf file - * - we parse the file and then reform it (strip out whitespace) +/* Set sysctl's from a conf file. Format example: + * # Controls IP packet forwarding + * net.ipv4.ip_forward = 0 */ - static int sysctl_preload_file_and_exit(const char *filename) { char *token[2]; parser_t *parser; 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("warning: %s(%d): invalid syntax, continuing", -// filename, parser->lineno); -// } else { - { +// TODO: ';' is comment char too + while (config_read(parser, token, 2, 2, "# \t=", PARSE_NORMAL)) { #if 0 - char *s = xasprintf("%s=%s", token[0], token[1]); - sysctl_write_setting(s); - free(s); -#else // PLAY_WITH_FIRE for -4 bytes? - sprintf(parser->line, "%s=%s", token[0], token[1]); // must have room by definition - sysctl_write_setting(parser->line); + char *s = xasprintf("%s=%s", token[0], token[1]); + sysctl_write_setting(s); + free(s); +#else /* Save ~4 bytes by using parser internals */ + sprintf(parser->line, "%s=%s", token[0], token[1]); // must have room by definition + sysctl_write_setting(parser->line); #endif - } } if (ENABLE_FEATURE_CLEAN_UP) config_close(parser); return 0; } /* end sysctl_preload_file_and_exit() */ -/* - * Write a single sysctl setting - */ static int sysctl_write_setting(const char *setting) { int retval; @@ -162,9 +153,6 @@ static int sysctl_write_setting(const char *setting) return retval; } /* end sysctl_write_setting() */ -/* - * Read a sysctl setting - */ static int sysctl_read_setting(const char *name) { int retval; @@ -214,12 +202,9 @@ static int sysctl_read_setting(const char *name) return retval; } /* end sysctl_read_setting() */ -/* - * Display all the sysctl settings - */ static int sysctl_display_all(const char *path) { - int retval = 0; + int retval = EXIT_SUCCESS; DIR *dp; struct dirent *de; char *tmpdir; |