ncurses 5.9 - patch 20121117

[ncurses.git] / ncurses / tinfo / make_hash.c

diff --git a/ncurses/tinfo/make_hash.c b/ncurses/tinfo/make_hash.c
index 8fb2538c48f49c0be830022b132021093363d3c6..99e4bd4fbd781eb813760ef975d3616bc7e73bea 100644 (file)
--- a/ncurses/tinfo/make_hash.c
+++ b/ncurses/tinfo/make_hash.c
@@ -44,7 +44,7 @@
 
 #include <ctype.h>
 
-MODULE_ID("$Id: make_hash.c,v 1.8 2012/02/22 22:40:24 tom Exp $")
+MODULE_ID("$Id: make_hash.c,v 1.9 2012/11/18 01:30:03 tom Exp $")
 
 /*
  *     _nc_make_hash_table()
@@ -119,6 +119,18 @@ _nc_make_hash_table(struct name_table_entry *table,
 
 #define MAX_COLUMNS BUFSIZ     /* this _has_ to be worst-case */
 
+static int
+count_columns(char **list)
+{
+    int result = 0;
+    if (list != 0) {
+       while (*list++) {
+           ++result;
+       }
+    }
+    return result;
+}
+
 static char **
 parse_columns(char *buffer)
 {
@@ -201,6 +213,13 @@ main(int argc, char **argv)
        list = parse_columns(buffer);
        if (list == 0)          /* blank or comment */
            continue;
+       if (column > count_columns(list)) {
+           fprintf(stderr, "expected %d columns, have %d:\n%s\n",
+                   column,
+                   count_columns(list),
+                   buffer);
+           exit(EXIT_FAILURE);
+       }
        name_table[n].nte_link = -1;    /* end-of-hash */
        name_table[n].nte_name = strdup(list[column]);
        if (!strcmp(list[2], "bool")) {