-start-sanitize-gdbtk
-Fri Jan 29 06:32:16 1999 Keith Seitz <keiths@cygnus.com>
+Mon Jan 25 18:35:56 1999 Stan Shebs <shebs@andros.cygnus.com>
- * gdb.gdbtk/cpp_variable.test (cpp_variable-1.1): Fix
- function name error.
+ * gdb.hp/gen-so-thresh.c, so-thresh.sh, so-thresh.exp,
+ so-thresh.linkopts, so-thresh.mk: Move to gdb.hp from gdb.base
+ (shortening names from solib_threshold.exp etc), won't run on
+ anything but HP-UX for the foreseeable future.
+ * gdb.hp/Makefile.in, gdb.base/Makefile.in (clean): Adjust to
+ reflect move.
- * gdb.gdbtk/cpp_variable.h (class VC): Fix compiler warning.
-
-end-sanitize-gdbtk
Thu Jan 21 15:46:49 1999 Stan Shebs <shebs@andros.cygnus.com>
* gdb.base/Makefile.in, gdb.c++/Makefile.in,
* gdb.hp/xdb0.h: new file.
* gdb.hp/xdb1.c: new file.
-start-sanitize-gdbtk
-Wed Dec 30 08:52:58 1998 Keith Seitz <keiths@cygnus.com>
-
- * gdb.gdbtk/{console.exp, browser.exp}: If no DISPLAY is set,
- skip the tests.
-
-end-sanitize-gdbtk
Mon Dec 21 14:08:38 1998 David Taylor <taylor@texas.cygnus.com>
The following change was made by Edith Epstein
* lib/gdb.exp, gdb.base/default.exp, config/monitor.exp,
gdb.base/default.exp: Replace "exec" with "executable".
-start-sanitize-gdbtk
-1998-09-29 Keith Seitz <keiths@cygnus.com>
-
- * gdb.gdbtk/browser.test: Fix tests which incorrectly assume
- that gdb knows _exactly_ which files belong to the user
- and which come from libraries.
-
-end-sanitize-gdbtk
Tue Sep 29 15:06:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
* gdb.base/default.exp: Change else if to elseif from previous
* gdb.base/setshow.exp: Fix error introduced by call to runto_main.
-start-sanitize-gdbtk
-Fri Jul 24 14:57:19 1998 Keith Seitz <keiths@cygnus.com>
-
- * gdb.gdbtk/Makefile.in: Add new example program "stack".
- * gdb.gdbtk/browser.test,browser.exp: Add browser window
- tests.
- * gdb.gdbtk/stack1.c,stack2.c: Test case for browser window.
-
-end-sanitize-gdbtk
start-sanitize-cygnus
Fri Jul 24 15:51:34 1998 Jeffrey A Law (law@cygnus.com)
* gdb.base/commands.exp: Break up infrun_breakpoint_command_test
into two parts to get around a synchronization problem in expect.
-start-sanitize-gdbtk
-Sun Jun 28 22:34:34 1998 Martin M. Hunt <hunt@cygnus.com>
-
- * gdb.gdbtk/simple.c (main): Make main return an
- int so compiler will stop complaining.
-
-Fri Jun 26 14:27:13 1998 Keith Seitz <keiths@cygnus.com>
-
- * lib/gdb.exp (gdbtk_start): Add startup for gdbtk.
-
- * configure.in: Add options for gdbtk testsuite.
-
- * configure: Regenerate.
-
- * gdb.gdbtk: New directory to hold gdbtk tests.
-
- * gdb.gdbtk/console.{exp, test}: New console window tests.
-
-end-sanitize-gdbtk
Fri Jun 26 14:52:47 1998 Peter Schauer <pes@regent.e-technik.tu-muenchen.de>
* gdb.fortran/types.exp: Escape brackets in expect patterns
+++ /dev/null
-/*
- * Program to generate the auto_solib_add_threshhold testcase,
- * including associated linked-against shared libraries.
- * Build as:
- *
- * cc -g -o gen_auto_solib_add_threshhold gen_auto_solib_add_threshhold.c
- *
- * Invoke as:
- *
- * gen_auto_solib_add_threshhold
- *
- * It will put all the code in the current directory (".").
- *
- * A makefile can also be generated if the -makemake option is used.
- * To use the makefile:
- *
- * make -f auto_solib_add_threshhold.mk all
- *
- * The name of the application is
- *
- * auto_solib_add_threshhold
- *
- * (Revised from a program by John Bishop. --rehrauer)
- */
-
-#include <stdio.h>
-#include <sys/stat.h>
-#include <sys/fcntl.h>
-
-int main (argc, argv)
-int argc;
-char **argv;
-{
-#define NUMBER_OF_INT_VARS 1500
-#define NUMBER_OF_LIBS 3
- int lib_num = NUMBER_OF_LIBS;
- int i;
- int i2;
- FILE *main_file;
- FILE *lib_file;
- FILE *make_file;
- FILE *link_file;
-
- char testcase_name [1000];
- char linkfile_name [1000];
- char makefile_name [1000];
- char mainfile_name [1000];
-
- char file_name[100];
- /*
- * 0123456789 <-- length of field
- * "./fil0000000002.c"; <-- typical filename
- * 12345678901234567890 <-- length of string
- * 10 20
- * ^where null goes
- */
- char file_name_core[100];
-
- /* Verify input.
- */
- if ((argc < 1) || (argc > 2) || (argv == NULL) ||
- ((argc == 2) && (strcmp (argv[1], "-makemake") != 0)))
- {
- printf ("** Syntax: %s [-makemake]\n", argv[0]);
- return;
- }
-
- if (strncmp (argv[0], "gen_", 4) != 0)
- {
- printf ("** This tool expected to be named \"gen_something\"\n");
- return;
- }
- strcpy (testcase_name, argv[0]+4);
-
- strcpy (linkfile_name, testcase_name);
- strcat (linkfile_name, ".link_opts");
- link_file = fopen (linkfile_name, "w");
- fprintf (link_file, "# Linker options for %s test\n", testcase_name);
-
- /* Generate the makefile, if requested.
- */
- if (argc == 2)
- {
- strcpy (makefile_name, testcase_name);
- strcat (makefile_name, ".mk.new");
- make_file = fopen (makefile_name, "w");
- printf (" Note: New makefile (%s) generated.\n", makefile_name);
- printf (" May want to update existing makefile, if any.\n");
- fprintf (make_file, "# Generated automatically by %s\n", argv[0]);
- fprintf (make_file, "# Make file for %s test\n", testcase_name);
- fprintf (make_file, "\n");
- fprintf (make_file, "CFLAGS = +DA1.1 -g\n");
- fprintf (make_file, "\n");
- fprintf (make_file, "# This is how to build this generator.\n");
- fprintf (make_file, "%s.o: %s.c\n", argv[0], argv[0]);
- fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s.o -c %s.c\n", argv[0], argv[0]);
- fprintf (make_file, "%s: %s.o\n", argv[0], argv[0]);
- fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s %s.o\n", argv[0], argv[0]);
- fprintf (make_file, "\n");
- fprintf (make_file, "# This is how to run this generator.\n");
- fprintf (make_file, "# This target should be made before the 'all' target,\n");
- fprintf (make_file, "# to ensure that the shlib sources are all available.\n");
- fprintf (make_file, "require_shlibs: %s\n", argv[0]);
- for (i=0; i < lib_num; i++)
- {
- fprintf (make_file, "\tif ! [ -a lib%2.2d_%s.c ] ; then \\\n", i, testcase_name);
- fprintf (make_file, "\t %s ; \\\n", argv[0]);
- fprintf (make_file, "\tfi\n");
- }
- fprintf (make_file, "\n");
- fprintf (make_file, "# This is how to build all the shlibs.\n");
- fprintf (make_file, "# Be sure to first make the require_shlibs target!\n");
- for (i=0; i < lib_num; i++)
- {
- fprintf (make_file, "lib%2.2d_%s.o: lib%2.2d_%s.c\n", i, testcase_name, i, testcase_name);
- fprintf (make_file, "\t$(CC) $(CFLAGS) +Z -o lib%2.2d_%s.o -c lib%2.2d_%s.c\n", i, testcase_name, i, testcase_name);
- fprintf (make_file, "lib%2.2d_%s.sl: lib%2.2d_%s.o\n", i, testcase_name, i, testcase_name);
- fprintf (make_file, "\t$(LD) $(LDFLAGS) -b -o lib%2.2d_%s.sl lib%2.2d_%s.o\n", i, testcase_name, i, testcase_name);
- }
- fprintf (make_file, "\n");
-fprintf (make_file, "# For convenience, here's names for all pieces of all shlibs.\n");
- fprintf (make_file, "SHLIB_SOURCES = \\\n");
- for (i=0; i < lib_num-1; i++)
- fprintf (make_file, "\tlib%2.2d_%s.c \\\n", i, testcase_name);
- fprintf (make_file, "\tlib%2.2d_%s.c\n", lib_num-1, testcase_name);
- fprintf (make_file, "SHLIB_OBJECTS = $(SHLIB_SOURCES:.c=.o)\n");
- fprintf (make_file, "SHLIBS = $(SHLIB_SOURCES:.c=.sl)\n");
- fprintf (make_file, "SHLIB_NAMES = $(SHLIB_SOURCES:.c=)\n");
- fprintf (make_file, "EXECUTABLES = $(SHLIBS) %s %s\n", argv[0], testcase_name);
- fprintf (make_file, "OBJECT_FILES = $(SHLIB_OBJECTS) %s.o %s.o\n", argv[0], testcase_name);
- fprintf (make_file, "\n");
- fprintf (make_file, "shlib_objects: $(SHLIB_OBJECTS)\n");
- fprintf (make_file, "shlibs: $(SHLIBS)\n");
- fprintf (make_file, "\n");
- fprintf (make_file, "# This is how to build the debuggable testcase that uses the shlibs.\n");
- fprintf (make_file, "%s.o: %s.c\n", testcase_name, testcase_name);
- fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s.o -c %s.c\n", testcase_name, testcase_name);
- fprintf (make_file, "%s: shlibs %s.o\n", testcase_name, testcase_name);
- fprintf (make_file, "\t$(LD) $(LDFLAGS) -o %s -lc -L. ", testcase_name);
- fprintf (make_file, "-c %s /opt/langtools/lib/end.o /lib/crt0.o %s.o\n", linkfile_name, testcase_name);
- fprintf (make_file, "\n");
- fprintf (make_file, "# Yeah, but you should first make the require_shlibs target!\n");
- fprintf (make_file, "all: %s %s\n", testcase_name, argv[0]);
- fprintf (make_file, "\n");
- fprintf (make_file, "# To remove everything built via this makefile...\n");
- fprintf (make_file, "clean:\n");
- /* Do this carefully, to avoid hitting silly HP-UX ARG_MAX limits... */
- fprintf (make_file, "\trm -f lib0*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib1*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib2*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib3*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib4*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib5*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib6*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib7*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib8*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f lib9*_%s.*\n", testcase_name);
- fprintf (make_file, "\trm -f %s %s %s %s.c\n", argv[0], testcase_name, linkfile_name, testcase_name);
- fprintf (make_file, "\n");
- fclose (make_file);
- }
-
- /* Generate the code for the libraries.
- */
- for (i=0; i < lib_num; i++) {
-
- /* Generate the names for the library.
- */
- sprintf (file_name, "lib%2.2d_%s.c", i, testcase_name);
- sprintf (file_name_core, "lib%2.2d_%s", i, testcase_name);
-
- /* Generate the source code.
- */
- lib_file = fopen (file_name, "w");
- fprintf (lib_file, "/* Shared library file number %d */\n", i);
- fprintf (lib_file, "#include <stdio.h>\n\n");
- fprintf (lib_file, "/* The following variables largely exist to bloat this library's debug info. */\n");
- fprintf (lib_file, "static char c_static_buf_%d [100];\n", i);
- for (i2=0; i2<NUMBER_OF_INT_VARS; i2++)
- fprintf (lib_file, "int i_%d_%d;\n", i, i2);
- fprintf (lib_file, "\nint r_%d ()\n", i);
- fprintf (lib_file, "{\n");
- for (i2=0; i2<NUMBER_OF_INT_VARS; i2++)
- fprintf (lib_file, " i_%d_%d = %d*%d;\n", i, i2, i2, i2);
- fprintf (lib_file, " return 1;\n");
- fprintf (lib_file, "}\n\n");
- fprintf (lib_file, "/* end of generated file */\n");
- fclose (lib_file);
-
- /* Add a linker options line
- */
- fprintf (link_file, "-l%2.2d_%s\n", i, testcase_name);
- }
-
- /* Generate the "main" file.
- */
- strcpy (mainfile_name, testcase_name);
- strcat (mainfile_name, ".c");
- main_file = fopen (mainfile_name, "w");
- fprintf (main_file, "/* Generated test progam with %d shared libraries. */\n\n",
- lib_num);
- fprintf (main_file, "#include <stdio.h>\n\n");
-
- for (i = 0; i < lib_num; i++) {
- fprintf (main_file, "extern int r_%d();\n", i);
- }
-
- fprintf (main_file, "\n");
- fprintf (main_file, "int main()\n");
- fprintf (main_file, "{\n");
- fprintf (main_file, " int accum;\n");
- fprintf (main_file, " int lib_num = %d;\n", lib_num);
-
- for (i = 0; i < lib_num; i++) {
- fprintf (main_file, " accum += r_%d();\n", i);
- }
-
- fprintf (main_file, " printf( \"Final value: %%d, should be %%d\\n\", accum, lib_num );\n\n");
- fprintf (main_file, " return 0;\n");
- fprintf (main_file, "}\n\n");
- fprintf (main_file, "/* end of generated file */\n");
- fclose (main_file);
-
- /* Finish up the link file and the build file
- */
- fclose (link_file);
-}
-
-/* End of file */
+++ /dev/null
-#!/bin/ksh
-#
-# This script is a "wrapper" to use the auto_solib_add_threshold.mk
-# Makefile. See the comments in auto_solib_add_threshold.exp
-# regarding why this script exists.
-#
-
-#set -o xtrace
-#set -o verbose
-
-MAKEFLAGS=
-make -f solib_threshold.mk require_shlibs all
+++ /dev/null
-# Copyright (C) 1997, 1998 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 2 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, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
-
-if $tracelevel then {
- strace $tracelevel
- }
-
-set prms_id 0
-set bug_id 0
-
-# are we on a target board
-if ![isnative] then {
- return
-}
-
-set testfile "solib_threshold"
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
-
-if [get_compiler_info ${binfile}] {
- return -1
-}
-
-# This testcase is automatically generated, via the
-# gen_solib_threshold program, which also should
-# live in this same directory.
-#
-# The generator produces:
-# - solib_threshhold.c
-# - 3 .c files named solib_threshold_libXX.c
-# - a makefile named solib_threshold.mk with a
-# target named "solib_threshold" that will compile
-# and link the testcase
-#
-# Making with solib_threshold.mk produces:
-# - solib_threshold
-# - 3 shared libraries that are linked against, named
-# solib_threshhold_libXX.sl
-#
-# We build gen_solib_threshhold, run it, and then make with
-# the makefile it produces.
-#
-set genfile gen_${testfile}
-set gen_srcfile ${genfile}.c
-set gen_binfile ${genfile}
-set gen_makefile ${testfile}.mk
-
-# This testcase is relatively large, and therefore can take awhile to
-# load. We'd best set the timeout to something suitable, or we may
-# seem to fail...
-#
-set timeout 60
-
-# It's easiest to build and run the testcase in this directory. (Linking
-# against shlibs puts relative paths to them in the a.out, so it's best
-# if we remain in this directory for the entire test run.)
-#
-#cd gdb.base
-
-# Ensure that the testcase is built. This may cause the generator to
-# be built & run.
-#
-# Warning! The final link of this testcase is not for the
-# faint-hearted nor under-disked machine!
-#
-# ??rehrauer: I tried for a very long time to get make invoked
-# directly here, rather than invoking a script to do it. I
-# finally gave up in frustration; I'm not sure why it wouldn't
-# work that way, but this method DOES work, albeit clumsily.
-#
-
-send_user "Making with ${testfile}.mk ...\n"
-remote_exec build "sh -c \\\"cd ${objdir}/${subdir}\\; make -f ${srcdir}/${subdir}/${testfile}.mk clean require_shlibs all SRCDIR=${srcdir}/${subdir} OBJDIR=${objdir}/${subdir}\\\""
-
-# Only HP-UX (and any other platforms using SOM shared libraries, I
-# guess) interprets the auto-solib-add variable as a threshhold,
-# rather than a boolean that strictly enables or disables automatic
-# loading of shlib symbol tables.
-#
-# On HP-UX, it is the size threshhold (in megabytes) at which to
-# stop auto loading of symbol tables.
-#
-if ![istarget "hppa*-hp-hpux*"] then {
- setup_xfail "*-*-*"
-}
-
-# Start with a fresh gdb
-#
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
-
-# This is a test of gdb's ability on HP-UX to stop automatically
-# loading symbols of shared libraries, when the total size of the
-# debugger's symbol table reaches a specified threshhold.
-#
-
-# On HP-UX, the help text for auto-solib-add mentions that it
-# serves as a threshhold.
-#
-send_gdb "help set auto-solib-add\n"
-gdb_expect {
- -re "Set autoloading size threshold .in megabytes. of shared library symbols.*
-If nonzero, symbols from all shared object libraries will be loaded.*
-automatically when the inferior begins execution or when the dynamic linker.*
-informs gdb that a new library has been loaded, until the symbol table.*
-of the program and libraries exceeds this threshold.*
-Otherwise, symbols must be loaded manually, using `sharedlibrary'.*$gdb_prompt $"\
- {pass "help set auto-solib-add"}
- -re "$gdb_prompt $"\
- {fail "help set auto-solib-add"}
- timeout {fail "(timeout) help set auto-solib-add"}
-}
-
-# On HP-UX, the threshhold is by default set to 50, which means
-# 50 megabytes.
-#
-send_gdb "show auto-solib-add\n"
-gdb_expect {
- -re "Autoloading size threshold .in megabytes. of shared library symbols is 100.*$gdb_prompt $"\
- {pass "show auto-solib-add (default is 100)"}
- -re "$gdb_prompt $"\
- {fail "show auto-solib-add (default is 100)"}
- timeout {fail "(timeout) show auto-solib-add (default is 100)"}
-}
-
-send_gdb "set auto-solib-add 1\n"
-gdb_expect {
- -re ".*$gdb_prompt $"
- {pass "set auto-solib-add to 1"}
- -re ".*$gdb_prompt $"
- {fail "set auto-solib-add to 1"}
- timeout {fail "(timeout) set auto-solib-add to 1"}
-}
-
-
-# We have manually verified that our testcase exceeds 1 Mbytes
-# of heap space in GDB to hold the symbols for the main program
-# and all associated linked-against libraries. Thus, when we
-# run to the program's main, and therefore notice all the linked-
-# against shlibs, we expect to hit the threshhold.
-#
-# (Note that we're not using the expect [runto main] function here,
-# 'cause we want to match on output from the run command.
-#
-send_gdb "break main\n"
-gdb_expect {
- -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
- {pass "set break at main"}
- -re "$gdb_prompt $"\
- {fail "set break at main"}
- timeout {fail "(timeout) set break at main"}
-}
-
-send_gdb "run\n"
-gdb_expect {
- -re ".*warning. Symbols for some libraries have not been loaded, because.*
-doing so would exceed the size threshold specified by auto-solib-add.*
-To manually load symbols, use the 'sharedlibrary' command.*
-To raise the threshold, set auto-solib-add to a larger value and rerun.*
-the program.*$gdb_prompt $"\
- {pass "run to main hit auto-solib-add threshold"}
- -re "$gdb_prompt $"\
- {fail "run to main hit auto-solib-add threshold"}
- timeout {fail "(timeout) run to main hit auto-solib-add threshold"}
-}
-
-# Verify that "info share" mentions something about libraries whose
-# symbols weren't loaded.
-#
-# We'll assume that at least the last two shlib's symbols weren't
-# loaded. As a side-effect of matching this pattern, the text start
-# address of the last one is captured in expect_out(1,string).
-# (we'll need it for the 'add-symbol-file' command in a nonce...)
-#
-send_gdb "info sharedlibrary\n"
-gdb_expect {
- -re ".*lib01_$testfile.sl .*symbols not loaded.*0x\[0-9\]* (0x\[0-9a-fA-F\]*).*$gdb_prompt $"\
- { send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n"
- gdb_expect {
- -re "add symbol table.*y or n.*$"\
- {send_gdb "y\n"
- gdb_expect {
- -re "$gdb_prompt $" {pass "add-symbol-file and info sharedlib"}
- timeout {fail "(timeout) add-symbol-file and info sharedlib"}
- }}
- -re "$gdb_prompt $"\
- {fail "add-symbol-file and info sharedlib"}
- timeout {fail "(timeout) add-symbol-file and info sharedlib"}
- }
- }
- -re "$gdb_prompt $"\
- {fail "info sharedlibrary shows shlibs with unloaded symbols"}
- timeout {fail "(timeout) info sharedlibrary shows shlibs with unloaded symbols"}
-}
-
-# Verify that we can manually load the symbol table of a library
-# whose symbols weren't loaded. (We'll pick the last one.)
-#
-
-# I moved this test inside the one above, because the expect_out array is not ok if the
-# previous test has failed, and expect would error out (elz)
-#
-#send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n"
-#gdb_expect {
-# -re "add symbol table.*y or n.*$"\
-# {send_gdb "y\n"
-# gdb_expect {
-# -re "$gdb_prompt $" {pass "add-symbol-file"}
-# timeout {fail "(timeout) add-symbol-file"}
-# }}
-# -re "$gdb_prompt $"\
-# {fail "add-symbol-file"}
-# timeout {fail "(timeout) add-symbol-file"}
-#}
-
-# Verify that we can manually load the symbols for all libraries
-# which weren't already loaded.
-#
-# Warning! On a machine with little free swap space, this may
-# fail!
-#
-send_gdb "sharedlibrary\n"
-gdb_expect {
- -re "Reading symbols from.*done.*$gdb_prompt $"\
- {pass "sharedlibrary"}
- -re "$gdb_prompt $"\
- {fail "sharedlibrary"}
- timeout {fail "(timeout) sharedlibrary"}
-}
-
-# Rerun the program, this time verifying that we can set the
-# threshhold high enough to avoid hitting it.
-#
-# It appears that gdb isn't freeing memory when rerunning, as one
-# would expect. To avoid potentially hitting a virtual memory
-# ceiling, start with a fresh gdb.
-#
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
-
-send_gdb "break main\n"
-gdb_expect {
- -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
- {pass "set break at main"}
- -re "$gdb_prompt $"\
- {fail "set break at main"}
- timeout {fail "(timeout) set break at main"}
-}
-
-send_gdb "set auto-solib-add 9999\n"
-gdb_expect {
- -re "$gdb_prompt $"\
- {pass "set auto-solib-add threshold to practical infinity"}
- timeout {fail "(timeout) set auto-solib-add threshold to practical infinity"}
-}
-send_gdb "run\n"
-gdb_expect {
- -re ".*warning. Symbols for some libraries have not been loaded, because.*
-doing so would exceed the size threshold specified by auto-solib-add.*
-To manually load symbols, use the 'sharedlibrary' command.*
-To raise the threshold, set auto-solib-add to a larger value and rerun.*
-the program.*$gdb_prompt $"\
- {fail "rerun threshold at practical infinity (still hit threshold)"}
- -re "$gdb_prompt $"\
- {pass "rerun with threshold at practical infinity"}
- timeout {fail "(timeout) rerun with threshold at practical infinity"}
-}
-
-# Rerun the program, this time altogether disabling the auto loading
-# feature. There should be no information at all about shared
-# libraries now.
-#
-# ??rehrauer: Personally, I'd call that a bug, since it doesn't give
-# you the ability to manually load single shlibs (you need the text
-# start address that 'info share' normall gives you). On the other
-# hand, one can easily choose to load them all...
-#
-# It appears that gdb isn't freeing memory when rerunning, as one
-# would expect. To avoid potentially hitting a virtual memory
-# ceiling, start with a fresh gdb.
-#
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
-
-send_gdb "break main\n"
-gdb_expect {
- -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
- {pass "set break at main"}
- -re "$gdb_prompt $"\
- {fail "set break at main"}
- timeout {fail "(timeout) set break at main"}
-}
-
-send_gdb "set auto-solib-add 0\n"
-gdb_expect {
- -re "$gdb_prompt $"\
- {pass "set auto-solib-add threshold to 0"}
- timeout {fail "(timeout) set auto-solib-add threshold to 0"}
-}
-send_gdb "run\n"
-gdb_expect {
- -re ".*warning. Symbols for some libraries have not been loaded, because.*
-doing so would exceed the size threshold specified by auto-solib-add.*
-To manually load symbols, use the 'sharedlibrary' command.*
-To raise the threshold, set auto-solib-add to a larger value and rerun.*
-the program.*$gdb_prompt $"\
- {fail "rerun threshold at 0 (still hit threshold)"}
- -re "$gdb_prompt $"\
- {pass "rerun with threshold at 0"}
- timeout {fail "(timeout) rerun with threshold at 0"}
-}
-
-# Verify that we can still manually load symbols for all libraries.
-# (We'll assume that if the last shlib's symbols are loaded, that
-# all of them were.)
-#
-# Note that we set the GDB "height" variable to prevent GDB from
-# prompting
-#
-# Warning! On a machine with little free swap space, this may
-# fail!
-#
-send_gdb "set height 9999\n"
-gdb_expect {
- -re "$gdb_prompt $"\
- {pass "set screen page height to practical infinity"}
- timeout {fail "(timeout) set screen page height to practical infinity"}
-}
-send_gdb "sharedlibrary\n"
-gdb_expect {
- -re ".*Reading symbols from .*/lib02_solib_threshold\\.sl\\.\\.\\.done\\..*$gdb_prompt $"\
- {pass "manually load all symbols"}
- -re "$gdb_prompt $"\
- {fail "manually load all symbols"}
- timeout {fail "(timeout) manually load all symbols"}
-}
-
-#cd ..
-return 0
+++ /dev/null
-# Linker options for solib_threshold test
--l00_solib_threshold
--l01_solib_threshold
--l02_solib_threshold
+++ /dev/null
-# Make file for solib_threshold test
-
-OBJDIR=.
-SRCDIR=.
-CFLAGS = +DA1.1 -g
-
-# This is how to build this generator.
-gen_solib_threshold.o: ${SRCDIR}/gen_solib_threshold.c
- $(CC) $(CFLAGS) -o gen_solib_threshold.o -c ${SRCDIR}/gen_solib_threshold.c
-gen_solib_threshold: gen_solib_threshold.o
- $(CC) $(CFLAGS) -o gen_solib_threshold gen_solib_threshold.o
-
-# This is how to run this generator.
-# This target should be made before the 'all' target,
-# to ensure that the shlib sources are all available.
-require_shlibs: gen_solib_threshold
- if ! [ -a lib00_solib_threshold.c ] ; then \
- gen_solib_threshold ; \
- fi
- if ! [ -a lib01_solib_threshold.c ] ; then \
- gen_solib_threshold ; \
- fi
- if ! [ -a lib02_solib_threshold.c ] ; then \
- gen_solib_threshold ; \
- fi
-
-# This is how to build all the shlibs.
-# Be sure to first make the require_shlibs target!
-lib00_solib_threshold.o: lib00_solib_threshold.c
- $(CC) $(CFLAGS) +Z -o lib00_solib_threshold.o -c lib00_solib_threshold.c
-lib00_solib_threshold.sl: lib00_solib_threshold.o
- $(LD) $(LDFLAGS) -b -o lib00_solib_threshold.sl lib00_solib_threshold.o
-lib01_solib_threshold.o: lib01_solib_threshold.c
- $(CC) $(CFLAGS) +Z -o lib01_solib_threshold.o -c lib01_solib_threshold.c
-lib01_solib_threshold.sl: lib01_solib_threshold.o
- $(LD) $(LDFLAGS) -b -o lib01_solib_threshold.sl lib01_solib_threshold.o
-lib02_solib_threshold.o: lib02_solib_threshold.c
- $(CC) $(CFLAGS) +Z -o lib02_solib_threshold.o -c lib02_solib_threshold.c
-lib02_solib_threshold.sl: lib02_solib_threshold.o
- $(LD) $(LDFLAGS) -b -o lib02_solib_threshold.sl lib02_solib_threshold.o
-
-
-
-
-# For convenience, here's names for all pieces of all shlibs.
-SHLIB_SOURCES = \
- lib00_solib_threshold.c \
- lib01_solib_threshold.c \
- lib02_solib_threshold.c
-
-SHLIB_OBJECTS = $(SHLIB_SOURCES:.c=.o)
-SHLIBS = $(SHLIB_SOURCES:.c=.sl)
-SHLIB_NAMES = $(SHLIB_SOURCES:.c=)
-EXECUTABLES = $(SHLIBS) gen_solib_threshold solib_threshold
-OBJECT_FILES = $(SHLIB_OBJECTS) gen_solib_threshold.o solib_threshold.o
-
-shlib_objects: $(SHLIB_OBJECTS)
-shlibs: $(SHLIBS)
-
-# This is how to build the debuggable testcase that uses the shlibs.
-solib_threshold.o: solib_threshold.c
- $(CC) $(CFLAGS) -o solib_threshold.o -c solib_threshold.c
-solib_threshold: shlibs solib_threshold.o
- $(LD) $(LDFLAGS) -o solib_threshold -lc -L${OBJDIR} -c solib_threshold.link_opts /opt/langtools/lib/end.o /lib/crt0.o solib_threshold.o
-
-# Yeah, but you should first make the require_shlibs target!
-all: solib_threshold gen_solib_threshold
-
-# To remove everything built via this makefile...
-clean:
- rm -f lib0*_solib_threshold.*
- rm -f *.o gen_solib_threshold solib_threshold.link_opts solib_threshold.c
- rm -f solib_threshold
--- /dev/null
+/*
+ * Program to generate the so-thresh testcase,
+ * including associated linked-against shared libraries.
+ * Build as:
+ *
+ * cc -g -o gen-so-thresh gen-so-thresh.c
+ *
+ * Invoke as:
+ *
+ * gen-so-thresh
+ *
+ * It will put all the code in the current directory (".").
+ *
+ * A makefile can also be generated if the -makemake option is used.
+ * To use the makefile:
+ *
+ * make -f so-thresh.mk all
+ *
+ * The name of the application is
+ *
+ * so-thresh
+ *
+ * (Revised from a program by John Bishop. --rehrauer)
+ */
+
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/fcntl.h>
+
+int main (argc, argv)
+int argc;
+char **argv;
+{
+#define NUMBER_OF_INT_VARS 1500
+#define NUMBER_OF_LIBS 3
+ int lib_num = NUMBER_OF_LIBS;
+ int i;
+ int i2;
+ FILE *main_file;
+ FILE *lib_file;
+ FILE *make_file;
+ FILE *link_file;
+
+ char testcase_name [1000];
+ char linkfile_name [1000];
+ char makefile_name [1000];
+ char mainfile_name [1000];
+
+ char file_name[100];
+ /*
+ * 0123456789 <-- length of field
+ * "./fil0000000002.c"; <-- typical filename
+ * 12345678901234567890 <-- length of string
+ * 10 20
+ * ^where null goes
+ */
+ char file_name_core[100];
+
+ /* Verify input.
+ */
+ if ((argc < 1) || (argc > 2) || (argv == NULL) ||
+ ((argc == 2) && (strcmp (argv[1], "-makemake") != 0)))
+ {
+ printf ("** Syntax: %s [-makemake]\n", argv[0]);
+ return;
+ }
+
+ if (strncmp (argv[0], "gen-", 4) != 0)
+ {
+ printf ("** This tool expected to be named \"gen-something\"\n");
+ return;
+ }
+ strcpy (testcase_name, argv[0]+4);
+
+ strcpy (linkfile_name, testcase_name);
+ strcat (linkfile_name, ".linkopts");
+ link_file = fopen (linkfile_name, "w");
+ fprintf (link_file, "# Linker options for %s test\n", testcase_name);
+
+ /* Generate the makefile, if requested.
+ */
+ if (argc == 2)
+ {
+ strcpy (makefile_name, testcase_name);
+ strcat (makefile_name, ".mk.new");
+ make_file = fopen (makefile_name, "w");
+ printf (" Note: New makefile (%s) generated.\n", makefile_name);
+ printf (" May want to update existing makefile, if any.\n");
+ fprintf (make_file, "# Generated automatically by %s\n", argv[0]);
+ fprintf (make_file, "# Make file for %s test\n", testcase_name);
+ fprintf (make_file, "\n");
+ fprintf (make_file, "CFLAGS = +DA1.1 -g\n");
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# This is how to build this generator.\n");
+ fprintf (make_file, "%s.o: %s.c\n", argv[0], argv[0]);
+ fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s.o -c %s.c\n", argv[0], argv[0]);
+ fprintf (make_file, "%s: %s.o\n", argv[0], argv[0]);
+ fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s %s.o\n", argv[0], argv[0]);
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# This is how to run this generator.\n");
+ fprintf (make_file, "# This target should be made before the 'all' target,\n");
+ fprintf (make_file, "# to ensure that the shlib sources are all available.\n");
+ fprintf (make_file, "require_shlibs: %s\n", argv[0]);
+ for (i=0; i < lib_num; i++)
+ {
+ fprintf (make_file, "\tif ! [ -a lib%2.2d_%s.c ] ; then \\\n", i, testcase_name);
+ fprintf (make_file, "\t %s ; \\\n", argv[0]);
+ fprintf (make_file, "\tfi\n");
+ }
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# This is how to build all the shlibs.\n");
+ fprintf (make_file, "# Be sure to first make the require_shlibs target!\n");
+ for (i=0; i < lib_num; i++)
+ {
+ fprintf (make_file, "lib%2.2d_%s.o: lib%2.2d_%s.c\n", i, testcase_name, i, testcase_name);
+ fprintf (make_file, "\t$(CC) $(CFLAGS) +Z -o lib%2.2d_%s.o -c lib%2.2d_%s.c\n", i, testcase_name, i, testcase_name);
+ fprintf (make_file, "lib%2.2d-%s.sl: lib%2.2d-%s.o\n", i, testcase_name, i, testcase_name);
+ fprintf (make_file, "\t$(LD) $(LDFLAGS) -b -o lib%2.2d-%s.sl lib%2.2d-%s.o\n", i, testcase_name, i, testcase_name);
+ }
+ fprintf (make_file, "\n");
+fprintf (make_file, "# For convenience, here's names for all pieces of all shlibs.\n");
+ fprintf (make_file, "SHLIB_SOURCES = \\\n");
+ for (i=0; i < lib_num-1; i++)
+ fprintf (make_file, "\tlib%2.2d-%s.c \\\n", i, testcase_name);
+ fprintf (make_file, "\tlib%2.2d-%s.c\n", lib_num-1, testcase_name);
+ fprintf (make_file, "SHLIB_OBJECTS = $(SHLIB_SOURCES:.c=.o)\n");
+ fprintf (make_file, "SHLIBS = $(SHLIB_SOURCES:.c=.sl)\n");
+ fprintf (make_file, "SHLIB_NAMES = $(SHLIB_SOURCES:.c=)\n");
+ fprintf (make_file, "EXECUTABLES = $(SHLIBS) %s %s\n", argv[0], testcase_name);
+ fprintf (make_file, "OBJECT_FILES = $(SHLIB_OBJECTS) %s.o %s.o\n", argv[0], testcase_name);
+ fprintf (make_file, "\n");
+ fprintf (make_file, "shlib_objects: $(SHLIB_OBJECTS)\n");
+ fprintf (make_file, "shlibs: $(SHLIBS)\n");
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# This is how to build the debuggable testcase that uses the shlibs.\n");
+ fprintf (make_file, "%s.o: %s.c\n", testcase_name, testcase_name);
+ fprintf (make_file, "\t$(CC) $(CFLAGS) -o %s.o -c %s.c\n", testcase_name, testcase_name);
+ fprintf (make_file, "%s: shlibs %s.o\n", testcase_name, testcase_name);
+ fprintf (make_file, "\t$(LD) $(LDFLAGS) -o %s -lc -L. ", testcase_name);
+ fprintf (make_file, "-c %s /opt/langtools/lib/end.o /lib/crt0.o %s.o\n", linkfile_name, testcase_name);
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# Yeah, but you should first make the require_shlibs target!\n");
+ fprintf (make_file, "all: %s %s\n", testcase_name, argv[0]);
+ fprintf (make_file, "\n");
+ fprintf (make_file, "# To remove everything built via this makefile...\n");
+ fprintf (make_file, "clean:\n");
+ /* Do this carefully, to avoid hitting silly HP-UX ARG_MAX limits... */
+ fprintf (make_file, "\trm -f lib0*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib1*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib2*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib3*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib4*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib5*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib6*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib7*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib8*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f lib9*-%s.*\n", testcase_name);
+ fprintf (make_file, "\trm -f %s %s %s %s.c\n", argv[0], testcase_name, linkfile_name, testcase_name);
+ fprintf (make_file, "\n");
+ fclose (make_file);
+ }
+
+ /* Generate the code for the libraries.
+ */
+ for (i=0; i < lib_num; i++) {
+
+ /* Generate the names for the library.
+ */
+ sprintf (file_name, "lib%2.2d-%s.c", i, testcase_name);
+ sprintf (file_name_core, "lib%2.2d-%s", i, testcase_name);
+
+ /* Generate the source code.
+ */
+ lib_file = fopen (file_name, "w");
+ fprintf (lib_file, "/* Shared library file number %d */\n", i);
+ fprintf (lib_file, "#include <stdio.h>\n\n");
+ fprintf (lib_file, "/* The following variables largely exist to bloat this library's debug info. */\n");
+ fprintf (lib_file, "static char c_static_buf_%d [100];\n", i);
+ for (i2=0; i2<NUMBER_OF_INT_VARS; i2++)
+ fprintf (lib_file, "int i_%d_%d;\n", i, i2);
+ fprintf (lib_file, "\nint r_%d ()\n", i);
+ fprintf (lib_file, "{\n");
+ for (i2=0; i2<NUMBER_OF_INT_VARS; i2++)
+ fprintf (lib_file, " i_%d_%d = %d*%d;\n", i, i2, i2, i2);
+ fprintf (lib_file, " return 1;\n");
+ fprintf (lib_file, "}\n\n");
+ fprintf (lib_file, "/* end of generated file */\n");
+ fclose (lib_file);
+
+ /* Add a linker options line
+ */
+ fprintf (link_file, "-l%2.2d-%s\n", i, testcase_name);
+ }
+
+ /* Generate the "main" file.
+ */
+ strcpy (mainfile_name, testcase_name);
+ strcat (mainfile_name, ".c");
+ main_file = fopen (mainfile_name, "w");
+ fprintf (main_file, "/* Generated test progam with %d shared libraries. */\n\n",
+ lib_num);
+ fprintf (main_file, "#include <stdio.h>\n\n");
+
+ for (i = 0; i < lib_num; i++) {
+ fprintf (main_file, "extern int r_%d();\n", i);
+ }
+
+ fprintf (main_file, "\n");
+ fprintf (main_file, "int main()\n");
+ fprintf (main_file, "{\n");
+ fprintf (main_file, " int accum;\n");
+ fprintf (main_file, " int lib_num = %d;\n", lib_num);
+
+ for (i = 0; i < lib_num; i++) {
+ fprintf (main_file, " accum += r_%d();\n", i);
+ }
+
+ fprintf (main_file, " printf( \"Final value: %%d, should be %%d\\n\", accum, lib_num );\n\n");
+ fprintf (main_file, " return 0;\n");
+ fprintf (main_file, "}\n\n");
+ fprintf (main_file, "/* end of generated file */\n");
+ fclose (main_file);
+
+ /* Finish up the link file and the build file
+ */
+ fclose (link_file);
+}
+
+/* End of file */
--- /dev/null
+# Copyright (C) 1997, 1998 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+if $tracelevel then {
+ strace $tracelevel
+ }
+
+set prms_id 0
+set bug_id 0
+
+# are we on a target board
+if ![isnative] then {
+ return
+}
+
+set testfile "so-thresh"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+if [get_compiler_info ${binfile}] {
+ return -1
+}
+
+# This testcase is automatically generated, via the
+# gen-so-thresh program, which also should
+# live in this same directory.
+#
+# The generator produces:
+# - so-thresh.c
+# - 3 .c files named libXX-so-thresh.c
+# - a makefile named so-thresh.mk with a
+# target named "so-thresh" that will compile
+# and link the testcase
+#
+# Making with so-thresh.mk produces:
+# - so-thresh
+# - 3 shared libraries that are linked against, named
+# libXX-so-thresh.sl
+#
+# We build gen-so-thresh, run it, and then make with
+# the makefile it produces.
+#
+set genfile gen_${testfile}
+set gen_srcfile ${genfile}.c
+set gen_binfile ${genfile}
+set gen_makefile ${testfile}.mk
+
+# This testcase is relatively large, and therefore can take awhile to
+# load. We'd best set the timeout to something suitable, or we may
+# seem to fail...
+#
+set timeout 60
+
+# It's easiest to build and run the testcase in this directory. (Linking
+# against shlibs puts relative paths to them in the a.out, so it's best
+# if we remain in this directory for the entire test run.)
+#
+#cd gdb.base
+
+# Ensure that the testcase is built. This may cause the generator to
+# be built & run.
+#
+# Warning! The final link of this testcase is not for the
+# faint-hearted nor under-disked machine!
+#
+# ??rehrauer: I tried for a very long time to get make invoked
+# directly here, rather than invoking a script to do it. I
+# finally gave up in frustration; I'm not sure why it wouldn't
+# work that way, but this method DOES work, albeit clumsily.
+#
+
+send_user "Making with ${testfile}.mk ...\n"
+# remote_exec build "sh -c \\\"cd ${objdir}/${subdir}\\; make -v -f ${srcdir}/${subdir}/${testfile}.mk clean require_shlibs all SRCDIR=${srcdir}/${subdir} OBJDIR=${objdir}/${subdir}\\\""
+remote_exec build "sh -c \\\"cd ${objdir}/${subdir}\\; make -v -f ${srcdir}/${subdir}/${testfile}.mk clean require_shlibs all SRCDIR=${srcdir}/${subdir} OBJDIR=${objdir}/${subdir}\\\""
+
+# Only HP-UX (and any other platforms using SOM shared libraries, I
+# guess) interprets the auto-solib-add variable as a threshhold,
+# rather than a boolean that strictly enables or disables automatic
+# loading of shlib symbol tables.
+#
+# On HP-UX, it is the size threshhold (in megabytes) at which to
+# stop auto loading of symbol tables.
+#
+if ![istarget "hppa*-hp-hpux*"] then {
+ setup_xfail "*-*-*"
+}
+
+# Start with a fresh gdb
+#
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+# This is a test of gdb's ability on HP-UX to stop automatically
+# loading symbols of shared libraries, when the total size of the
+# debugger's symbol table reaches a specified threshhold.
+#
+
+# On HP-UX, the help text for auto-solib-add mentions that it
+# serves as a threshhold.
+#
+send_gdb "help set auto-solib-add\n"
+gdb_expect {
+ -re "Set autoloading size threshold .in megabytes. of shared library symbols.*
+If nonzero, symbols from all shared object libraries will be loaded.*
+automatically when the inferior begins execution or when the dynamic linker.*
+informs gdb that a new library has been loaded, until the symbol table.*
+of the program and libraries exceeds this threshold.*
+Otherwise, symbols must be loaded manually, using `sharedlibrary'.*$gdb_prompt $"\
+ {pass "help set auto-solib-add"}
+ -re "$gdb_prompt $"\
+ {fail "help set auto-solib-add"}
+ timeout {fail "(timeout) help set auto-solib-add"}
+}
+
+# On HP-UX, the threshhold is by default set to 50, which means
+# 50 megabytes.
+#
+send_gdb "show auto-solib-add\n"
+gdb_expect {
+ -re "Autoloading size threshold .in megabytes. of shared library symbols is 100.*$gdb_prompt $"\
+ {pass "show auto-solib-add (default is 100)"}
+ -re "$gdb_prompt $"\
+ {fail "show auto-solib-add (default is 100)"}
+ timeout {fail "(timeout) show auto-solib-add (default is 100)"}
+}
+
+send_gdb "set auto-solib-add 1\n"
+gdb_expect {
+ -re ".*$gdb_prompt $"
+ {pass "set auto-solib-add to 1"}
+ -re ".*$gdb_prompt $"
+ {fail "set auto-solib-add to 1"}
+ timeout {fail "(timeout) set auto-solib-add to 1"}
+}
+
+
+# We have manually verified that our testcase exceeds 1 Mbytes
+# of heap space in GDB to hold the symbols for the main program
+# and all associated linked-against libraries. Thus, when we
+# run to the program's main, and therefore notice all the linked-
+# against shlibs, we expect to hit the threshhold.
+#
+# (Note that we're not using the expect [runto main] function here,
+# 'cause we want to match on output from the run command.
+#
+send_gdb "break main\n"
+gdb_expect {
+ -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
+ {pass "set break at main"}
+ -re "$gdb_prompt $"\
+ {fail "set break at main"}
+ timeout {fail "(timeout) set break at main"}
+}
+
+send_gdb "run\n"
+gdb_expect {
+ -re ".*warning. Symbols for some libraries have not been loaded, because.*
+doing so would exceed the size threshold specified by auto-solib-add.*
+To manually load symbols, use the 'sharedlibrary' command.*
+To raise the threshold, set auto-solib-add to a larger value and rerun.*
+the program.*$gdb_prompt $"\
+ {pass "run to main hit auto-solib-add threshold"}
+ -re "$gdb_prompt $"\
+ {fail "run to main hit auto-solib-add threshold"}
+ timeout {fail "(timeout) run to main hit auto-solib-add threshold"}
+}
+
+# Verify that "info share" mentions something about libraries whose
+# symbols weren't loaded.
+#
+# We'll assume that at least the last two shlib's symbols weren't
+# loaded. As a side-effect of matching this pattern, the text start
+# address of the last one is captured in expect_out(1,string).
+# (we'll need it for the 'add-symbol-file' command in a nonce...)
+#
+send_gdb "info sharedlibrary\n"
+gdb_expect {
+ -re ".*lib01_$testfile.sl .*symbols not loaded.*0x\[0-9\]* (0x\[0-9a-fA-F\]*).*$gdb_prompt $"\
+ { send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n"
+ gdb_expect {
+ -re "add symbol table.*y or n.*$"\
+ {send_gdb "y\n"
+ gdb_expect {
+ -re "$gdb_prompt $" {pass "add-symbol-file and info sharedlib"}
+ timeout {fail "(timeout) add-symbol-file and info sharedlib"}
+ }}
+ -re "$gdb_prompt $"\
+ {fail "add-symbol-file and info sharedlib"}
+ timeout {fail "(timeout) add-symbol-file and info sharedlib"}
+ }
+ }
+ -re "$gdb_prompt $"\
+ {fail "info sharedlibrary shows shlibs with unloaded symbols"}
+ timeout {fail "(timeout) info sharedlibrary shows shlibs with unloaded symbols"}
+}
+
+# Verify that we can manually load the symbol table of a library
+# whose symbols weren't loaded. (We'll pick the last one.)
+#
+
+# I moved this test inside the one above, because the expect_out array is not ok if the
+# previous test has failed, and expect would error out (elz)
+#
+#send_gdb "add-symbol-file lib02_$testfile.sl $expect_out(1,string)\n"
+#gdb_expect {
+# -re "add symbol table.*y or n.*$"\
+# {send_gdb "y\n"
+# gdb_expect {
+# -re "$gdb_prompt $" {pass "add-symbol-file"}
+# timeout {fail "(timeout) add-symbol-file"}
+# }}
+# -re "$gdb_prompt $"\
+# {fail "add-symbol-file"}
+# timeout {fail "(timeout) add-symbol-file"}
+#}
+
+# Verify that we can manually load the symbols for all libraries
+# which weren't already loaded.
+#
+# Warning! On a machine with little free swap space, this may
+# fail!
+#
+send_gdb "sharedlibrary\n"
+gdb_expect {
+ -re "Reading symbols from.*done.*$gdb_prompt $"\
+ {pass "sharedlibrary"}
+ -re "$gdb_prompt $"\
+ {fail "sharedlibrary"}
+ timeout {fail "(timeout) sharedlibrary"}
+}
+
+# Rerun the program, this time verifying that we can set the
+# threshhold high enough to avoid hitting it.
+#
+# It appears that gdb isn't freeing memory when rerunning, as one
+# would expect. To avoid potentially hitting a virtual memory
+# ceiling, start with a fresh gdb.
+#
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+send_gdb "break main\n"
+gdb_expect {
+ -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
+ {pass "set break at main"}
+ -re "$gdb_prompt $"\
+ {fail "set break at main"}
+ timeout {fail "(timeout) set break at main"}
+}
+
+send_gdb "set auto-solib-add 9999\n"
+gdb_expect {
+ -re "$gdb_prompt $"\
+ {pass "set auto-solib-add threshold to practical infinity"}
+ timeout {fail "(timeout) set auto-solib-add threshold to practical infinity"}
+}
+send_gdb "run\n"
+gdb_expect {
+ -re ".*warning. Symbols for some libraries have not been loaded, because.*
+doing so would exceed the size threshold specified by auto-solib-add.*
+To manually load symbols, use the 'sharedlibrary' command.*
+To raise the threshold, set auto-solib-add to a larger value and rerun.*
+the program.*$gdb_prompt $"\
+ {fail "rerun threshold at practical infinity (still hit threshold)"}
+ -re "$gdb_prompt $"\
+ {pass "rerun with threshold at practical infinity"}
+ timeout {fail "(timeout) rerun with threshold at practical infinity"}
+}
+
+# Rerun the program, this time altogether disabling the auto loading
+# feature. There should be no information at all about shared
+# libraries now.
+#
+# ??rehrauer: Personally, I'd call that a bug, since it doesn't give
+# you the ability to manually load single shlibs (you need the text
+# start address that 'info share' normall gives you). On the other
+# hand, one can easily choose to load them all...
+#
+# It appears that gdb isn't freeing memory when rerunning, as one
+# would expect. To avoid potentially hitting a virtual memory
+# ceiling, start with a fresh gdb.
+#
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+send_gdb "break main\n"
+gdb_expect {
+ -re "Breakpoint \[0-9\]* at.*$gdb_prompt $"\
+ {pass "set break at main"}
+ -re "$gdb_prompt $"\
+ {fail "set break at main"}
+ timeout {fail "(timeout) set break at main"}
+}
+
+send_gdb "set auto-solib-add 0\n"
+gdb_expect {
+ -re "$gdb_prompt $"\
+ {pass "set auto-solib-add threshold to 0"}
+ timeout {fail "(timeout) set auto-solib-add threshold to 0"}
+}
+send_gdb "run\n"
+gdb_expect {
+ -re ".*warning. Symbols for some libraries have not been loaded, because.*
+doing so would exceed the size threshold specified by auto-solib-add.*
+To manually load symbols, use the 'sharedlibrary' command.*
+To raise the threshold, set auto-solib-add to a larger value and rerun.*
+the program.*$gdb_prompt $"\
+ {fail "rerun threshold at 0 (still hit threshold)"}
+ -re "$gdb_prompt $"\
+ {pass "rerun with threshold at 0"}
+ timeout {fail "(timeout) rerun with threshold at 0"}
+}
+
+# Verify that we can still manually load symbols for all libraries.
+# (We'll assume that if the last shlib's symbols are loaded, that
+# all of them were.)
+#
+# Note that we set the GDB "height" variable to prevent GDB from
+# prompting
+#
+# Warning! On a machine with little free swap space, this may
+# fail!
+#
+send_gdb "set height 9999\n"
+gdb_expect {
+ -re "$gdb_prompt $"\
+ {pass "set screen page height to practical infinity"}
+ timeout {fail "(timeout) set screen page height to practical infinity"}
+}
+send_gdb "sharedlibrary\n"
+gdb_expect {
+ -re ".*Reading symbols from .*/lib02-so-thresh\\.sl\\.\\.\\.done\\..*$gdb_prompt $"\
+ {pass "manually load all symbols"}
+ -re "$gdb_prompt $"\
+ {fail "manually load all symbols"}
+ timeout {fail "(timeout) manually load all symbols"}
+}
+
+#cd ..
+return 0
--- /dev/null
+# Linker options for so-thresh test
+-l00-so-thresh
+-l01-so-thresh
+-l02-so-thresh
+
--- /dev/null
+# Make file for so-thresh test
+
+OBJDIR=.
+SRCDIR=.
+CFLAGS = +DA1.1 -g
+
+# This is how to build this generator.
+gen-so-thresh.o: ${SRCDIR}/gen-so-thresh.c
+ $(CC) $(CFLAGS) -o gen-so-thresh.o -c ${SRCDIR}/gen-so-thresh.c
+gen-so-thresh: gen-so-thresh.o
+ $(CC) $(CFLAGS) -o gen-so-thresh gen-so-thresh.o
+
+# This is how to run this generator.
+# This target should be made before the 'all' target,
+# to ensure that the shlib sources are all available.
+require_shlibs: gen-so-thresh
+ if ! [ -a lib00-so-thresh.c ] ; then \
+ gen-so-thresh ; \
+ fi
+ if ! [ -a lib01-so-thresh.c ] ; then \
+ gen-so-thresh ; \
+ fi
+ if ! [ -a lib02-so-thresh.c ] ; then \
+ gen-so-thresh ; \
+ fi
+
+# This is how to build all the shlibs.
+# Be sure to first make the require_shlibs target!
+lib00-so-thresh.o: lib00-so-thresh.c
+ $(CC) $(CFLAGS) +Z -o lib00-so-thresh.o -c lib00-so-thresh.c
+lib00-so-thresh.sl: lib00-so-thresh.o
+ $(LD) $(LDFLAGS) -b -o lib00-so-thresh.sl lib00-so-thresh.o
+lib01-so-thresh.o: lib01-so-thresh.c
+ $(CC) $(CFLAGS) +Z -o lib01-so-thresh.o -c lib01-so-thresh.c
+lib01-so-thresh.sl: lib01-so-thresh.o
+ $(LD) $(LDFLAGS) -b -o lib01-so-thresh.sl lib01-so-thresh.o
+lib02-so-thresh.o: lib02-so-thresh.c
+ $(CC) $(CFLAGS) +Z -o lib02-so-thresh.o -c lib02-so-thresh.c
+lib02-so-thresh.sl: lib02-so-thresh.o
+ $(LD) $(LDFLAGS) -b -o lib02-so-thresh.sl lib02-so-thresh.o
+
+
+
+
+# For convenience, here's names for all pieces of all shlibs.
+SHLIB_SOURCES = \
+ lib00-so-thresh.c \
+ lib01-so-thresh.c \
+ lib02-so-thresh.c
+
+SHLIB_OBJECTS = $(SHLIB_SOURCES:.c=.o)
+SHLIBS = $(SHLIB_SOURCES:.c=.sl)
+SHLIB_NAMES = $(SHLIB_SOURCES:.c=)
+EXECUTABLES = $(SHLIBS) gen-so-thresh so-thresh
+OBJECT_FILES = $(SHLIB_OBJECTS) gen-so-thresh.o so-thresh.o
+
+shlib_objects: $(SHLIB_OBJECTS)
+shlibs: $(SHLIBS)
+
+# This is how to build the debuggable testcase that uses the shlibs.
+so-thresh.o: so-thresh.c
+ $(CC) $(CFLAGS) -o so-thresh.o -c so-thresh.c
+so-thresh: shlibs so-thresh.o
+ $(LD) $(LDFLAGS) -o so-thresh -lc -L${OBJDIR} -c so-thresh.linkopts /opt/langtools/lib/end.o /lib/crt0.o so-thresh.o
+
+# Yeah, but you should first make the require_shlibs target!
+all: so-thresh gen-so-thresh
+
+# To remove everything built via this makefile...
+clean:
+ rm -f lib0*-so-thresh.*
+ rm -f *.o gen-so-thresh so-thresh.linkopts so-thresh.c
+ rm -f so-thresh
--- /dev/null
+#!/bin/ksh
+#
+# This script is a "wrapper" to use the so-thresh.mk
+# Makefile. See the comments in so-thresh.exp
+# regarding why this script exists.
+#
+
+#set -o xtrace
+#set -o verbose
+
+MAKEFLAGS=
+make -v -f so-thresh.mk require_shlibs all
projects / deliverable / binutils-gdb.git / commitdiff
