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authorBrian Paul <brian.paul@tungstengraphics.com>2000-03-29 17:56:02 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2000-03-29 17:56:02 +0000
commit5a564056f59d3ee9b0ff20c45fbe5234a47d5149 (patch)
treeeae18d8995d1bea83bb1ac5cbbfcfa0743634673 /progs
parent070b2644c6d3b0b4c6da64addd85245d730b6240 (diff)
added error checking on file open
Diffstat (limited to 'progs')
-rw-r--r--progs/demos/geartrain.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/progs/demos/geartrain.c b/progs/demos/geartrain.c
index 91c3411d7c9..7c42aeb3d52 100644
--- a/progs/demos/geartrain.c
+++ b/progs/demos/geartrain.c
@@ -1,4 +1,4 @@
-/* $Id: geartrain.c,v 1.2 2000/03/22 23:14:54 brianp Exp $ */
+/* $Id: geartrain.c,v 1.3 2000/03/29 17:56:02 brianp Exp $ */
/*
* Geartrain simulation
@@ -145,6 +145,11 @@ getdata (char filename[])
int gear_count = 0, axle_count = 0, belt_count = 0, i;
mainfile = fopen (filename, "r");
+ if (!mainfile) {
+ printf("Error: couldn't open %s\n", filename);
+ exit(-1);
+ }
+
do
{
Clear_Buffers ();