[commit] Fullname breakpoints test script

[Daniel Jacobowitz <drow at false dot org>]

I've had this lying around since 2004.  Updated to GPLv3, tested on
x86_64-linux, checked in.

-- 
Daniel Jacobowitz
CodeSourcery

2008-05-04  Daniel Jacobowitz  <dan@debian.org>

	* gdb.base/fullname.c: New file.
	* gdb.base/fullname.exp: New file.
	* lib/gdb.exp (gdb_breakpoint): Support no-message option.

Index: testsuite/gdb.base/fullname.c
===================================================================
RCS file: testsuite/gdb.base/fullname.c
diff -N testsuite/gdb.base/fullname.c
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ testsuite/gdb.base/fullname.c	4 May 2008 04:01:57 -0000
@@ -0,0 +1,22 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2008 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+int
+main (int argc, char **argv)
+{
+    return 0; /* set breakpoint 1 here */
+}
Index: testsuite/gdb.base/fullname.exp
===================================================================
RCS file: testsuite/gdb.base/fullname.exp
diff -N testsuite/gdb.base/fullname.exp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ testsuite/gdb.base/fullname.exp	4 May 2008 04:01:57 -0000
@@ -0,0 +1,130 @@
+# Copyright 2008
+# Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# This file tests setting breakpoints according to the full path of a
+# source file.
+
+set testfile "fullname"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+# We rely on being able to copy things around.
+
+if { [is_remote host] } {
+    untested "setting breakpoints by full path"
+    return -1
+}
+
+# Create a temporary file in the build directory.  Use a different
+# filename in case ${srcdir} == ${objdir}.
+if { [catch {file copy -force ${srcdir}/${subdir}/${srcfile} \
+			      ${objdir}/${subdir}/tmp-${srcfile}}] != 0 } {
+    error "Could not create temporary file"
+    return -1
+}
+
+# Build the test executable using an absolute path.
+if  { [gdb_compile "${objdir}/${subdir}/tmp-${srcfile}" "${binfile}" executable {debug}] != "" } {
+    return -1
+}
+
+# Unlike most GDB tests, we do not use gdb_reinitialize_dir in this script. 
+# We're testing GDB's ability to find files in other ways.
+
+# Get the line number.
+
+set line [gdb_get_line_number "set breakpoint 1 here"]
+
+# Initialize GDB after getting the line number, to make sure
+# symbols aren't loaded.
+
+gdb_exit
+gdb_start
+gdb_load ${binfile}
+
+set msg "set breakpoint by full path before loading symbols - built absolute"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
+
+gdb_test "break main" \
+	 "Breakpoint.*at.*line.*" "set breakpoint at main - built absolute"
+
+set msg "set breakpoint by full path after loading symbols - built absolute"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
+
+# Build the test executable using a relative path.
+if  { [gdb_compile "${subdir}/tmp-${srcfile}" "${binfile}" executable {debug}] != "" } {
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_load ${binfile}
+
+set msg "set breakpoint by full path before loading symbols - built relative"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
+
+gdb_test "break main" \
+	 "Breakpoint.*at.*line.*" "set breakpoint at main - built relative"
+
+set msg "set breakpoint by full path after loading symbols - built relative"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
+
+# Build the test executable using relative paths not relative to the directory
+# we'll run GDB from.
+
+set save_pwd [pwd]
+cd ${subdir}
+if  { [gdb_compile "tmp-${srcfile}" "${testfile}" executable {debug}] != "" } {
+    return -1
+}
+cd $save_pwd
+
+gdb_exit
+gdb_start
+gdb_load ${binfile}
+
+set msg "set breakpoint by full path before loading symbols - built other"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
+
+gdb_test "break main" \
+	 "Breakpoint.*at.*line.*" "set breakpoint at main - built other"
+
+set msg "set breakpoint by full path after loading symbols - built other"
+if { [gdb_breakpoint ${objdir}/${subdir}/tmp-${srcfile}:${line} {no-message}] != 0 } {
+    pass $msg
+} else {
+    fail $msg
+}
Index: testsuite/lib/gdb.exp
===================================================================
RCS file: /cvs/src/src/gdb/testsuite/lib/gdb.exp,v
retrieving revision 1.101
diff -u -p -r1.101 gdb.exp
--- testsuite/lib/gdb.exp	24 Apr 2008 10:21:45 -0000	1.101
+++ testsuite/lib/gdb.exp	4 May 2008 04:01:57 -0000
@@ -325,7 +325,8 @@ proc gdb_start_cmd {args} {
 }
 
 # Set a breakpoint at FUNCTION.  If there is an additional argument it is
-# a list of options; the supported options are allow-pending and temporary.
+# a list of options; the supported options are allow-pending, temporary,
+# and no-message.
 
 proc gdb_breakpoint { function args } {
     global gdb_prompt
@@ -343,6 +344,11 @@ proc gdb_breakpoint { function args } {
 	set break_message "Temporary breakpoint"
     }
 
+    set no_message 0
+    if {[lsearch -exact [lindex $args 0] no-message] != -1} {
+	set no_message 1
+    }
+
     send_gdb "$break_command $function\n"
     # The first two regexps are what we get with -g, the third is without -g.
     gdb_expect 30 {
@@ -351,7 +357,9 @@ proc gdb_breakpoint { function args } {
 	-re "$break_message \[0-9\]* at .*$gdb_prompt $" {}
 	-re "$break_message \[0-9\]* \\(.*\\) pending.*$gdb_prompt $" {
 		if {$pending_response == "n"} {
-			fail "setting breakpoint at $function"
+			if { $no_message == 0 } {
+				fail "setting breakpoint at $function"
+			}
 			return 0
 		}
 	}
@@ -359,8 +367,18 @@ proc gdb_breakpoint { function args } {
 		send_gdb "$pending_response\n"
 		exp_continue
 	}
-	-re "$gdb_prompt $" { fail "setting breakpoint at $function" ; return 0 }
-	timeout { fail "setting breakpoint at $function (timeout)" ; return 0 }
+	-re "$gdb_prompt $" {
+		if { $no_message == 0 } {
+			fail "setting breakpoint at $function"
+		}
+		return 0
+	}
+	timeout {
+		if { $no_message == 0 } {
+			fail "setting breakpoint at $function (timeout)"
+		}
+		return 0
+	}
     }
     return 1;
 }