From c74b3cb41e5498ed863325fa060f5a1f2d1902d0 Mon Sep 17 00:00:00 2001
From: crunchy <crunchy>
Date: Fri, 13 Sep 2002 19:06:29 +0000
Subject: extended handling of SIGINT; support for stdin being a tty

---
 mpiosh/mpiosh.c | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

(limited to 'mpiosh/mpiosh.c')

diff --git a/mpiosh/mpiosh.c b/mpiosh/mpiosh.c
index 2db4e16..3bcf6d4 100644
--- a/mpiosh/mpiosh.c
+++ b/mpiosh/mpiosh.c
@@ -2,7 +2,7 @@
 
 /* 
  *
- * $Id: mpiosh.c,v 1.3 2002/09/13 15:20:25 crunchy Exp $
+ * $Id: mpiosh.c,v 1.4 2002/09/13 19:06:30 crunchy Exp $
  *
  * Author: Andreas Büsching  <crunchy@tzi.de>
  *
@@ -346,6 +346,7 @@ main(int argc, char *argv[]) {
   char **		cmds, **walk;
   mpiosh_cmd_t *	cmd;
   struct sigaction	sigc;
+  int			interactive = 1;
   
   UNUSED(argc);
   UNUSED(argv);
@@ -371,18 +372,23 @@ main(int argc, char *argv[]) {
   mpiosh_init();
   mpiosh.dev = mpio_init();
 
-  if (!mpiosh.dev) {
-    printf("could not find MPIO player.\n");
-  }
-
   if (mpiosh.card == MPIO_INTERNAL_MEM)
     mpiosh.prompt = PROMPT_INT;
   else
     mpiosh.prompt = PROMPT_EXT;
 
+  if (!isatty(fileno(stdin))) {
+    interactive = 0;
+    mpiosh.prompt = NULL;
+  }
+  
+  if (!mpiosh.dev && interactive) {
+    printf("could not find MPIO player.\n");
+  }
+
   while ((line = readline(mpiosh.prompt))) {
     if (*line == '\0') continue;
-    
+
     cmds = mpiosh_command_split(line);
 
     if (cmds[0][0] == '\0') {
@@ -411,6 +417,9 @@ main(int argc, char *argv[]) {
       walk++;
     }
     free(cmds);
+
+    /* reset abort state */
+    mpiosh_cancel = 0;    
   }
 
   mpiosh_cmd_quit(NULL);
-- 
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