Work on target setup in client.tcl.

[ir-tcl-moved-to-github.git] / marc.c

diff --git a/marc.c b/marc.c
index 6322dc6..d98ecd5 100644 (file)
--- a/marc.c
+++ b/marc.c
@@ -5,7 +5,22 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: marc.c,v $
- * Revision 1.3  1995-05-29 08:44:26  adam
+ * Revision 1.6  1995-08-28 12:21:22  adam
+ * Removed lines and list as synonyms of list in MARC extractron.
+ * Configure searches also for tk4.0 / tcl7.4.
+ *
+ * Revision 1.5  1995/06/30  12:39:26  adam
+ * Bug fix: loadFile didn't set record type.
+ * The MARC routines are a little less strict in the interpretation.
+ * Script display.tcl replaces the old marc.tcl.
+ * New interactive script: shell.tcl.
+ *
+ * Revision 1.4  1995/06/22  13:15:09  adam
+ * Feature: SUTRS. Setting getSutrs implemented.
+ * Work on display formats.
+ * Preferred record syntax can be set by the user.
+ *
+ * Revision 1.3  1995/05/29  08:44:26  adam
  * Work on delete of objects.
  *
  * Revision 1.2  1995/05/26  11:44:11  adam
@@ -32,6 +47,8 @@ static int atoi_n (const char *buf, int len)
 {
     int val = 0;
 
+    if (!isdigit (buf[len-1]))
+        return 0;
     while (--len >= 0)
     {
         if (isdigit (*buf))
@@ -96,13 +113,18 @@ int ir_tcl_get_marc (Tcl_Interp *interp, const char *buf,
     *ptag = '\0';
     if (!strcmp (argv[3], "field"))
         mode = 'f';
-    else if (!strcmp (argv[3], "lines") || !strcmp (argv[3], "list"))
+    else if (!strcmp (argv[3], "line"))
         mode = 'l';
     else
     {
         Tcl_AppendResult (interp, "Unknown MARC extract mode", NULL);
        return TCL_ERROR;
     }
+    if (!buf)
+    {
+        Tcl_AppendResult (interp, "Not a MARC record", NULL);
+        return TCL_ERROR;
+    }
     record_length = atoi_n (buf, 5);
     if (record_length < 25)
     {