From d810912cf5ce2157c59a7aa86db3c19b124a95a7 Mon Sep 17 00:00:00 2001
From: marcel <marcel@FreeBSD.org>
Date: Wed, 2 Mar 2005 18:40:04 +0000
Subject: Implement and document the -q and -f options with their corresponding
 long form (-quiet and -fullname resp.) Bump documentation date.

PR: bin/78031
MFC after: 5 days
---
 gnu/usr.bin/gdb/kgdb/kgdb.1 | 15 +++++++++++++--
 gnu/usr.bin/gdb/kgdb/main.c | 37 +++++++++++++++++++++++++++++++++----
 2 files changed, 46 insertions(+), 6 deletions(-)

(limited to 'gnu')

diff --git a/gnu/usr.bin/gdb/kgdb/kgdb.1 b/gnu/usr.bin/gdb/kgdb/kgdb.1
index 1b7ffba..4689525 100644
--- a/gnu/usr.bin/gdb/kgdb/kgdb.1
+++ b/gnu/usr.bin/gdb/kgdb/kgdb.1
@@ -23,7 +23,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\" $FreeBSD$
-.Dd August 1, 2004
+.Dd March 2, 2005
 .Os
 .Dt KGDB 1
 .Sh NAME
@@ -31,7 +31,8 @@
 .Nd "kernel debugger"
 .Sh SYNOPSIS
 .Nm
-.Op Fl a
+.Op Fl a | Fl f | Fl fullname
+.Op Fl q | Fl quiet
 .Op Fl v
 .Op Fl d Ar crashdir
 .Op Fl c Ar core | Fl n Ar dumpnr | Fl r Ar device
@@ -54,6 +55,16 @@ option of
 This is useful when running
 .Nm
 in Emacs.
+The
+.Fl f
+or
+.Fl fullname
+options are supported for backward compatibility as well.
+.It Fl q
+Suppress printing of the banner when the debugger starts.
+The
+.Fl quiet
+form is supported for compatibility as well.
 .It Fl v
 Increase verbosity.
 .It Fl d Ar crashdir
diff --git a/gnu/usr.bin/gdb/kgdb/main.c b/gnu/usr.bin/gdb/kgdb/main.c
index 3ad158b..7ae2b9e 100644
--- a/gnu/usr.bin/gdb/kgdb/main.c
+++ b/gnu/usr.bin/gdb/kgdb/main.c
@@ -82,7 +82,7 @@ usage(void)
 {
 
 	fprintf(stderr,
-	    "usage: %s [-a] [-v] [-d crashdir] [-c core | -n dumpnr | -r device]\n"
+	    "usage: %s [-afqv] [-d crashdir] [-c core | -n dumpnr | -r device]\n"
 	    "\t[kernel [core]]\n", getprogname());
 	exit(1);
 }
@@ -243,7 +243,7 @@ main(int argc, char *argv[])
 	struct stat st;
 	struct captured_main_args args;
 	char *s;
-	int ch;
+	int a, ch, quiet;
 
 	dumpnr = -1;
 
@@ -252,7 +252,24 @@ main(int argc, char *argv[])
 	if (s != NULL)
 		strlcpy(crashdir, s, sizeof(crashdir));
 
-	while ((ch = getopt(argc, argv, "ac:d:n:r:v")) != -1) {
+	/* Convert long options into short options. */
+	for (a = 1; a < argc; a++) {
+		s = argv[a];
+		if (s[0] == '-') {
+			s++;
+			/* Long options take either 1 or 2 dashes. */
+			if (s[0] == '-')
+				s++;
+			if (strcmp(s, "quiet") == 0)
+				argv[a] = "-q";
+			else if (strcmp(s, "fullname") == 0)
+				argv[a] = "-f";
+		}
+	}
+
+	quiet = 0;
+
+	while ((ch = getopt(argc, argv, "ac:d:fn:qr:v")) != -1) {
 		switch (ch) {
 		case 'a':
 			annotation_level++;
@@ -269,6 +286,9 @@ main(int argc, char *argv[])
 		case 'd':	/* lookup dumps in given directory. */
 			strlcpy(crashdir, optarg, sizeof(crashdir));
 			break;
+		case 'f':
+			annotation_level = 1;
+			break;
 		case 'n':	/* use dump with given number. */
 			dumpnr = strtol(optarg, &s, 0);
 			if (dumpnr < 0 || *s != '\0') {
@@ -278,6 +298,9 @@ main(int argc, char *argv[])
 				/* NOTREACHED */
 			}
 			break;
+		case 'q':
+			quiet = 1;
+			break;
 		case 'r':	/* use given device for remote session. */
 			if (remote != NULL) {
 				warnx("option %c: can only be specified once",
@@ -390,9 +413,15 @@ main(int argc, char *argv[])
 		kgdb_thr_init();
 	}
 
+	/* The libgdb code uses optind too. Reset it... */
+	optind = 0;
+
 	memset (&args, 0, sizeof args);
-	args.argc = 1;
 	args.argv = argv;
+	args.argc = 1 + quiet;
+	if (quiet)
+		argv[1] = "-q";
+	argv[args.argc] = NULL;
 	args.use_windows = 0;
 	args.interpreter_p = "kgdb";
 
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