remove core / tilde C. it's useless, doesn't work, never has been

documented, ^\ should be used instead.  ok millert@

4 files changed, 8 insertions, 43 deletions

diff --git a/usr.bin/mail/cmd2.c b/usr.bin/mail/cmd2.c
index 8eaaa029ab3..1637ea475ae 100644
--- a/usr.bin/mail/cmd2.c
+++ b/usr.bin/mail/cmd2.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cmd2.c,v 1.15 2004/09/15 22:21:40 deraadt Exp $	*/
+/*	$OpenBSD: cmd2.c,v 1.16 2009/07/28 16:05:04 martynas Exp $	*/
 /*	$NetBSD: cmd2.c,v 1.7 1997/05/17 19:55:10 pk Exp $	*/
 
 /*
@@ -34,7 +34,7 @@
 #if 0
 static const char sccsid[] = "@(#)cmd2.c	8.1 (Berkeley) 6/6/93";
 #else
-static const char rcsid[] = "$OpenBSD: cmd2.c,v 1.15 2004/09/15 22:21:40 deraadt Exp $";
+static const char rcsid[] = "$OpenBSD: cmd2.c,v 1.16 2009/07/28 16:05:04 martynas Exp $";
 #endif
 #endif /* not lint */
 
@@ -346,33 +346,6 @@ undeletecmd(void *v)
 }
 
 /*
- * Interactively dump core on "core"
- */
-int
-core(void *v)
-{
-	pid_t pid;
-	extern int wait_status;
-
-	switch (pid = vfork()) {
-	case -1:
-		warn("vfork");
-		return(1);
-	case 0:
-		abort();
-		_exit(1);
-	}
-	fputs("Okie dokie", stdout);
-	fflush(stdout);
-	wait_child(pid);
-	if (WIFSIGNALED(wait_status) && WCOREDUMP(wait_status))
-		puts(" -- Core dumped.");
-	else
-		puts(" -- Can't dump core.");
-	return(0);
-}
-
-/*
  * Add the given header fields to the retained list.
  * If no arguments, print the current list of retained fields.
  */
diff --git a/usr.bin/mail/cmdtab.c b/usr.bin/mail/cmdtab.c
index 93d1fbead74..9f2b8f13838 100644
--- a/usr.bin/mail/cmdtab.c
+++ b/usr.bin/mail/cmdtab.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cmdtab.c,v 1.11 2008/08/03 14:30:48 martynas Exp $	*/
+/*	$OpenBSD: cmdtab.c,v 1.12 2009/07/28 16:05:04 martynas Exp $	*/
 /*	$NetBSD: cmdtab.c,v 1.7 1996/12/28 07:10:59 tls Exp $	*/
 
 /*
@@ -34,7 +34,7 @@
 #if 0
 static const char sccsid[] = "@(#)cmdtab.c	8.2 (Berkeley) 4/20/95";
 #else
-static const char rcsid[] = "$OpenBSD: cmdtab.c,v 1.11 2008/08/03 14:30:48 martynas Exp $";
+static const char rcsid[] = "$OpenBSD: cmdtab.c,v 1.12 2009/07/28 16:05:04 martynas Exp $";
 #endif
 #endif /* not lint */
 
@@ -121,7 +121,6 @@ const struct cmd cmdtab[] = {
 #if 0
 	{ "Header",	{ Header },	STRLIST,	0,	1000 },
 #endif
-	{ "core",	{ core },	M|NOLIST,	0,	0 },
 	{ "#",		{ null },	M|NOLIST,	0,	0 },
 	{ "inc",	{ inc },	T|NOLIST,	0,	0 },
 	{ "new",	{ marknew },	MSGLIST,	0,	MMNDEL },
diff --git a/usr.bin/mail/collect.c b/usr.bin/mail/collect.c
index 25c4e47c551..04be18e3a53 100644
--- a/usr.bin/mail/collect.c
+++ b/usr.bin/mail/collect.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: collect.c,v 1.30 2008/11/03 15:42:35 martynas Exp $	*/
+/*	$OpenBSD: collect.c,v 1.31 2009/07/28 16:05:04 martynas Exp $	*/
 /*	$NetBSD: collect.c,v 1.9 1997/07/09 05:25:45 mikel Exp $	*/
 
 /*
@@ -34,7 +34,7 @@
 #if 0
 static const char sccsid[] = "@(#)collect.c	8.2 (Berkeley) 4/19/94";
 #else
-static const char rcsid[] = "$OpenBSD: collect.c,v 1.30 2008/11/03 15:42:35 martynas Exp $";
+static const char rcsid[] = "$OpenBSD: collect.c,v 1.31 2009/07/28 16:05:04 martynas Exp $";
 #endif
 #endif /* not lint */
 
@@ -178,12 +178,6 @@ cont:
 			}
 			puts("Unknown tilde escape.");
 			break;
-		case 'C':
-			/*
-			 * Dump core.
-			 */
-			core(NULL);
-			break;
 		case '!':
 			/*
 			 * Shell escape, send the balance of the
diff --git a/usr.bin/mail/extern.h b/usr.bin/mail/extern.h
index 67381e9eea4..5255f6529ad 100644
--- a/usr.bin/mail/extern.h
+++ b/usr.bin/mail/extern.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: extern.h,v 1.26 2008/07/15 19:23:26 martynas Exp $	*/
+/*	$OpenBSD: extern.h,v 1.27 2009/07/28 16:05:04 martynas Exp $	*/
 /*	$NetBSD: extern.h,v 1.7 1997/07/09 05:22:00 mikel Exp $	*/
 
 /*-
@@ -30,7 +30,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)extern.h	8.2 (Berkeley) 4/20/95
- *	$OpenBSD: extern.h,v 1.26 2008/07/15 19:23:26 martynas Exp $
+ *	$OpenBSD: extern.h,v 1.27 2009/07/28 16:05:04 martynas Exp $
  */
 
 struct name;
@@ -99,7 +99,6 @@ int	 cmatch(char *, char *);
 int	 collabort(void);
 void	 commands(void);
 int	 copycmd(void *);
-int	 core(void *);
 int	 count(struct name *);
 int	 deletecmd(void *);
 int	 delm(int *);