DistRen Changeset - 987bb8883080 · protofusion repositories

Changeset - 987bb8883080

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Nathan Brink (binki) - 16 years ago 2009-04-18 23:22:45
ohnobinki@ohnopublishing.net

options: added notes for future work

1 file changed with 6 insertions and 1 deletions:

src/common/options.c

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src/common/options.c

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 /*
   Copyright 2008 Nathan Phillip Brink, Ethan Zonca
   This file is a part of DistRen.
   DistRen is free software: you can redistribute it and/or modify
   it under the terms of the GNU Affero General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
   DistRen is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Affero General Public License for more details.
   You should have received a copy of the GNU Affero General Public License
   along with DistRen.  If not, see <http://www.gnu.org/licenses/>.
 */
 #include "options.h"
 #include <confuse.h>
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
 struct options_common_data
+{
   cfg_t *cfg;
 };
 int options_init(int argc, char *argv[], cfg_t **mycfg, cfg_opt_t *myopts, char *myname, struct options_common **allopts)
+{
   char *configfile;
   /* For those of you who don't know, the following is an example of concatenation of constant strings by the C compiler. Now, that doesn't mean you can do run-time string concatenation ;-)
    strdup is because someday configfile will be customizable via argv[]
    */
   configfile = strdup(SYSCONFDIR "/distren.conf");
   if(!configfile)
+    {
       perror("strdup");
       return 1;
+    }
   *allopts = malloc(sizeof(struct options_common));
   if(!*allopts)
+    {
       perror("malloc");
       free(configfile);
       return 1;
+    }
   memset(*allopts, '\0', sizeof(struct options_common));
   (*allopts)->data = malloc(sizeof(struct options_common_data));
   if(!(*allopts)->data)
+    {
       perror("malloc");
       free(configfile);
       free(*allopts);
       return 1;
+    }
   memset((*allopts)->data, '\0', sizeof(struct options_common_data));
   /* Conf File Parser */
   cfg_opt_t common_opts[] =
+    {
       CFG_END()
     };
   /*
     In these arrays, I should replace NULL with a pointer to a string in the struct which should hold the result of confuse processing an option. This is partially because confuse will not free the values it parses.
    */
   cfg_opt_t server_opts[] =
+    {
       CFG_STR("username", NULL, CFGF_NONE),
       CFG_STR("hostname", NULL, CFGF_NONE),
       CFG_STR("method", "ssh", CFGF_NONE),
       CFG_END()
     };
   cfg_opt_t opts[] =
+    {
       CFG_SEC("common",
 	      common_opts,
 	      CFGF_NONE),
       CFG_SEC("server",
 	      server_opts,
 	      CFGF_MULTI | CFGF_TITLE),
       CFG_SEC(myname,
 	      myopts,
 ),
       CFG_END()
     };
   (*allopts)->data->cfg = cfg_init(opts, 0);
   switch(cfg_parse((*allopts)->data->cfg, configfile))
+    {
     default:
       fprintf(stderr, "cfg_parse returned an unknown error code\n");
     case CFG_FILE_ERROR:
       cfg_error((*allopts)->data->cfg, "Couldn't open file ``%s''\n", configfile);
       /* no break; on purpose */
     case CFG_PARSE_ERROR:
       free((*allopts)->data);
       free(*allopts);
       free(configfile);
       return 1;
     case CFG_SUCCESS:
       break;
+    }
   free(configfile);
   return 0;
+}
 int options_free(struct options_common *opts)
+{
   /* free the other common_options struct's members */
   cfg_free(opts->data->cfg);
   free(opts->data);
   free(opts);
   return 0;
+}

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