From f2f3ec70cd3c86583c1eb03b0da63f74b6aefe05 Mon Sep 17 00:00:00 2001
From: bremner <bremner@09fa754a-f411-0410-976a-da6bfa213b30>
Date: Tue, 11 Jul 2006 11:15:06 +0000
Subject: git-svn-id: file:///export/data/bremner/svn/trunk/inetools@5464
 09fa754a-f411-0410-976a-da6bfa213b30

---
 rat2canon.c | 50 ++++++++------------------------------------------
 1 file changed, 8 insertions(+), 42 deletions(-)

(limited to 'rat2canon.c')

diff --git a/rat2canon.c b/rat2canon.c
index bc38132..4225462 100644
--- a/rat2canon.c
+++ b/rat2canon.c
@@ -51,62 +51,26 @@ int main(argc,argv)
 	 char **argv;
 {
   int i,j;
-  
-  
   char format[BUFSIZ];
-  char  buf[BUFSIZ];
-  
-
-  char *cursor;
-
+  char *ok[]={ "integer", "rational" };
+  char *type;
+  char buf[BUFSIZ];
 
   process_args(argc,argv,DOCSTRING);
-
-
   lrs_mp_init (MP_DIGITS,stdin,stdout);   
-  while ( fgets(buf,BUFSIZ,stdin) !=NULL )
-    {
-      fputs(buf,stdout);
-      for (cursor=buf; isblank(*cursor); cursor++);
-      if (strncmp(cursor,"begin",5)==0) break;
-    }
-
-  if (fgets(buf,BUFSIZ,stdin)==NULL) {
-    fprintf(stderr,"No parameter line");
-    exit(1);
-  }
+  scan_for_begin(&m,&n,&type);
+  check_type(type,  ok, 2);
   
-  m=strtol(buf,&cursor,10);
-  if (errno==ERANGE || m==0){
-    fprintf(stderr,"Missing or absurd row count");
-    exit(1);
-  }    
-
   An=calloc(m,sizeof(lrs_mp*));
   Ad=calloc(m,sizeof(lrs_mp*));
   rows=calloc(m,sizeof(int));
 
-  n=strtol(cursor,&cursor,10);
-  if (errno==ERANGE || m==0){
-    fprintf(stderr,"Missing or absurd column count");
-    exit(1);
-  }    
 
   for (i=0; i<m; i++){
     rows[i]=i;
     An[i]=calloc(n,sizeof(lrs_mp));
     Ad[i]=calloc(n,sizeof(lrs_mp));
   }
-  
-  while (isblank(*cursor)){
-    cursor++;
-  }
-
-  if (strncmp(cursor,"integer",7) != 0 && strncmp(cursor,"rational",8)){
-    fprintf(stderr,"oops. I don't know what to do with a file of type %s\n",
-	    cursor);
-    exit(1);
-  }
 
   printf("%ld %ld rational\n",m,n);
      
@@ -164,9 +128,11 @@ int main(argc,argv)
 	}
     }
 
+  {
 
-  fgets(buf,BUFSIZ,stdin);  /* clean off last line */
 
+    fgets(buf,BUFSIZ,stdin);  /* clean off last line */
+  }
   qsort(rows,m,sizeof(int), cmprow);
 
   for (i=0; i< m; i++){
-- 
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