From 083e03adeaf985c9da1ed31d259ced9bb54c207c Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@fe.uni-lj.si>
Date: Thu, 06 Mar 2014 14:18:21 +0000
Subject: [PATCH] Started with arg parsing
---
src/io.c | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 105 insertions(+), 2 deletions(-)
diff --git a/src/io.c b/src/io.c
index 547c51c..aeda240 100644
--- a/src/io.c
+++ b/src/io.c
@@ -11,8 +11,11 @@
#include "initial_distribution.h"
#include "poly.h"
-
-
+#include <getopt.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <errno.h>
/** DUMP STATE TO DISK DRIVE **/
ts_bool dump_state(ts_vesicle *vesicle){
@@ -320,6 +323,106 @@
+ts_bool parse_args(int argc, char **argv){
+ int c, retval;
+ DIR *dir;
+ path[0]=0;
+while (1)
+ {
+ static struct option long_options[] =
+ {
+ {"force-from-tape", no_argument, &force_from_tape, 1},
+ {"tape", no_argument, 0, 't'},
+ {"output-file", required_argument, 0, 'o'},
+ {"directory", required_argument, 0, 'd'},
+ {"dump-file", required_argument,0, 'f'},
+ {0, 0, 0, 0}
+ };
+ /* getopt_long stores the option index here. */
+ int option_index = 0;
+
+ c = getopt_long (argc, argv, "d:fot",
+ long_options, &option_index);
+
+ /* Detect the end of the options. */
+ if (c == -1)
+ break;
+
+ switch (c)
+ {
+ case 0:
+ /* If this option set a flag, do nothing else now. */
+ if (long_options[option_index].flag != 0)
+ break;
+ printf ("option %s", long_options[option_index].name);
+ if (optarg)
+ printf (" with arg %s", optarg);
+ printf ("\n");
+ break;
+
+ case 't':
+ //check if tape exists. If not, fail immediately.
+ puts ("option -t\n");
+ break;
+
+ case 'o':
+ //set filename of master output file
+ printf ("option -o with value `%s'\n", optarg);
+ break;
+
+ case 'd':
+ //check if directory exists. If not create one. If creation is
+ //successful, set directory for output files.
+ //printf ("option -d with value `%s'\n", optarg);
+ dir = opendir(optarg);
+ if (dir)
+ {
+ /* Directory exists. */
+ closedir(dir);
+ }
+ else if (ENOENT == errno)
+ {
+ /* Directory does not exist. */
+ retval=mkdir(optarg, 0700);
+ if(retval){
+ fatal("Could not create requested directory. Check if you have permissions",1);
+ }
+ }
+ else
+ {
+ /* opendir() failed for some other reason. */
+ fatal("Could not check if directory exists. Reason unknown",1);
+ }
+ ts_fprintf(stdout,"\n*** Using output directory: %s\n\n", optarg);
+// sprintf(path,"%s", optarg);
+ strcpy(path, optarg);
+ // ts_fprintf(stdout,"ok!\n");
+
+ break;
+
+ case 'f':
+ //check if dump file specified exists. Defaults to dump.bin
+ break;
+
+ case '?':
+ /* getopt_long already printed an error message. */
+
+ ts_fprintf(stderr,"\n\nhere comes the help.\n\n");
+ fatal("Ooops, read help first",1);
+ break;
+
+ default:
+ exit (1);
+ }
+ }
+
+ return TS_SUCCESS;
+
+}
+
+
+
+
ts_bool print_vertex_list(ts_vertex_list *vlist){
ts_uint i;
printf("Number of vertices: %u\n",vlist->n);
--
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