diff options
| -rw-r--r-- | usr.bin/mg/ttyio.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/usr.bin/mg/ttyio.c b/usr.bin/mg/ttyio.c index 228a370c5a8..5ce855a0cc1 100644 --- a/usr.bin/mg/ttyio.c +++ b/usr.bin/mg/ttyio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ttyio.c,v 1.32 2008/02/05 12:53:38 reyk Exp $ */ +/* $OpenBSD: ttyio.c,v 1.33 2013/01/19 21:22:28 florian Exp $ */ /* This file is in the public domain. */ @@ -173,7 +173,9 @@ ttgetc(void) redraw(0, 0); winch_flag = 0; } - } else if (ret == 1) + } else if (ret == -1 && errno == EIO) + panic("lost stdin"); + else if (ret == 1) break; } while (1); return ((int) c) & 0xFF; @@ -196,6 +198,12 @@ charswaiting(void) void panic(char *s) { + static int panicking = 0; + + if (panicking) + return; + else + panicking = 1; ttclose(); (void) fputs("panic: ", stderr); (void) fputs(s, stderr); |