mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-04 08:47:11 +00:00
190 lines
4.6 KiB
Perl
Executable File
190 lines
4.6 KiB
Perl
Executable File
#! /usr/bin/perl
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# Copyright (C) 2001 Free Software Foundation, Inc.
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#
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# This file is part of GNU Emacs.
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#
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# GNU Emacs is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# GNU Emacs is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Emacs; see the file COPYING. If not, write to the
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# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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# Boston, MA 02110-1301, USA.
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# Build Emacs with various options for profiling, debugging,
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# with and without warnings enabled etc.
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require 5;
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use Getopt::Long;
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use File::Basename;
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use Cwd;
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# Default CVS sandbox directory. Only used when called from outside
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# of the sandbox.
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$root = $ENV{"EMACS_ROOT"};
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$root = "/gd/gnu/emacs" unless $root;
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# Default make command.
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$make = $ENV{"EMACS_MAKE"};
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$make = "gmake" unless $make;
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$rc = GetOptions ("help" => \$help,
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"enable-checking" => \$enable_checking,
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"no-warn" => \$no_warn,
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"check-marked" => \$check_marked,
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"all" => \$all,
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"no-optim" => \$no_optim,
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"union-type" => \$union_type,
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"gprof" => \$profile,
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"malloc-check" => \$malloc_check,
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"no-mcheck" => \$no_mcheck,
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"alias" => \$aliasing,
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"boot" => \$boot,
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"wall" => \$wall,
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"gcc3" => \$gcc3,
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"trace-selection" => \$trace_selection,
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"trace-move" => \$trace_move,
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"stabs" => \$use_stabs,
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"optim" => \$optim);
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if ($rc == 0 || $help)
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{
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print <<USAGE;
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make-emacs [options] ...
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Build Emacs.
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--help show this help
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--all make clean versionclean first
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--boot make boostrap, log to boot.log
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--enable-checking ENABLE_CHECKING=1 (implies Lisp union type)
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--no-warn disable warnings
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--check-marked GC_CHECK_MARKED_OBJECTS=1
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--optim no debug defines
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--gprof make Emacs for profiling
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--union-type define USE_LISP_UNION_TYPE (bad for GDB)
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--malloc-check define GC_MALLOC_CHECK
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--no-mcheck dont define GC_MCHECK
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--wall compile with -Wall
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--gcc3 use GCC 3.0 (30% slower compilation, slower code)
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--trace-selection print traces in xselect.c
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--trace-move print traces for move_it* functions
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--stabs use -gstabs instead -g
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Default is to compile with warnings, with -DGC_MCHECK=1, and
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with -DGLYPH_DEBUG=1.
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USAGE
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exit 1;
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}
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# Chdir to the top-level directory of the tree. If not in a tree
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# containing Emacs, use the default.
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while (! -f "src/emacs.c" && cwd () ne "/")
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{
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chdir "..";
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}
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chdir $root if cwd () eq "/";
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chdir "./src";
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print "Build in ", cwd (), "\n";
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# If first arg is `all' or if `--all' specified, ensure a clean
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# build.
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if (@ARGV && $ARGV[0] eq "all")
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{
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$all = 1;
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shift @ARGV;
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}
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system ("$make clean versionclean") if $all;
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if ($wall)
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{
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$warn = "-Wall";
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}
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elsif (!$no_warn)
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{
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$warn = "-Wpointer-arith -Wchar-subscripts -Wformat -Wimplicit-int";
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$warn = "$warn -Wreturn-type -Wswitch -Wuninitialized";
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}
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$defs = "-DGLYPH_DEBUG=1" unless $optim;
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$defs = "$defs -DGC_CHECK_MARKED_OBJECTS=1" if $check_marked;
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$defs = "$defs -DENABLE_CHECKING=1" if $enable_checking;
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if ($profile)
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{
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$opts = "-pg";
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$defs = "$defs -DPROFILING=1";
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}
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else
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{
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if ($use_stabs)
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{
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$opts = "-gstabs";
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}
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else
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{
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$opts = "-g";
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}
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}
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$defs = "$defs -DUSE_LISP_UNION_TYPE" if $union_type;
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$defs = "$defs -DGC_MALLOC_CHECK=1 -DGC_PROTECT_MALLOC_STATE=1" if $malloc_check;
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$defs = "$defs -DGC_MCHECK=1" unless $no_mcheck;
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$defs = "$defs -DTRACE_SELECTION" if $trace_selection;
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$defs = "$defs -DDEBUG_TRACE_MOVE" if $trace_move;
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# arch=pentium leads to slightly faster code than without.
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$opts = "$opts -march=pentiumpro";
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if ($optim)
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{
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$opts = "$opts -pipe -O3";
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}
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elsif ($no_optim)
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{
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$opts = "$opts -pipe -fno-inline";
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}
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else
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{
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$opts = "$opts -O -pipe -fno-inline";
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}
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$opts = "$opts -fstrict-aliasing" if $aliasing;
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$opts = "$opts $defs" if $defs;
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$opts = "$opts $warn" if $warn;
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$cc = "/usr/bin/gcc";
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$cc = "/gd/local/bin/gcc" if $gcc3;
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if ($boot)
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{
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chdir "..";
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system "mv boot.log boot.log.old" if -f "boot.log";
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exit system "script boot.log $make CC=\"$cc\" CFLAGS=\"$opts\" bootstrap";
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}
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exit system "$make CC=\"$cc\" CFLAGS=\"$opts\" @ARGV";
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# Local Variables:
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# mode: cperl
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# End:
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# arch-tag: 5c3f9713-9ece-4a12-b3f8-deaff15974ba
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