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On MacOSX, revamp the way we link against the llvm/clang .a files by making a text file that contains all .a filenames and use that when linking in Xcode. 

llvm-svn: 247224
This commit is contained in:
Greg Clayton 2015-09-10 00:48:44 +00:00
parent 953817b65d
commit a93877b9dc
1 changed files with 39 additions and 38 deletions
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77
lldb/scripts/build-llvm.pl
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@ -9,6 +9,7 @@
# files might contain object files with the same name.
use strict;
use Cwd 'abs_path';
use File::Basename;
use File::Glob ':glob';
use File::Slurp;
@ -33,8 +34,6 @@ my $original_env_path = $ENV{PATH};
my $common_configure_options = "--disable-terminfo";
print "warning: remove this prior to checkin";
our %llvm_config_info = (
'Debug' => { configure_options => '--disable-optimized --disable-assertions --enable-cxx11 --enable-libcpp', make_options => 'DEBUG_SYMBOLS=1'},
'Debug+Asserts' => { configure_options => '--disable-optimized --enable-assertions --enable-cxx11 --enable-libcpp' , make_options => 'DEBUG_SYMBOLS=1'},
@ -53,11 +52,12 @@ else
die "Unsupported LLVM configuration: '$llvm_configuration'\n";
}
our @llvm_repositories = (
"$llvm_srcroot",
"$llvm_srcroot/tools/clang",
"$llvm_srcroot/projects/compiler-rt"
abs_path("$llvm_srcroot"),
abs_path("$llvm_srcroot/tools/clang"),
abs_path("$llvm_srcroot/projects/compiler-rt")
);
print @llvm_repositories;
if (-e "$llvm_srcroot/lib")
{
@ -120,8 +120,8 @@ sub build_llvm
{
if (-d "$repo/.svn")
{
push(@llvm_md5_strings, `svn info '$repo'`);
push(@llvm_md5_strings, `svn diff '$repo'`);
push(@llvm_md5_strings, `cd '$repo'; svn info`);
push(@llvm_md5_strings, `cd '$repo'; svn diff`);
}
elsif (-d "$repo/.git")
{
@ -130,22 +130,23 @@ sub build_llvm
}
}
print "opening archive file...\n";
open my $archive_fh, '>', $archive_filelist_file or die "Can't open $! for writing...\n";
print "opening /tmp/a.txt file...\n";
open my $ffffh, '>', "/tmp/a.txt" or die "Can't open $! for writing...\n";
foreach my $aaa (@llvm_md5_strings)
{
print $ffffh $aaa;
}
close ($ffffh);
print "REMOVE THIS START\n";
print @llvm_md5_strings;
print "REMOVE THIS END\n";
my @archive_filelist_files;
# open my $md5_data_file, '>', "/tmp/a.txt" or die "Can't open $! for writing...\n";
# foreach my $md5_string (@llvm_md5_strings)
# {
# print $md5_data_file $md5_string;
# }
# close ($md5_data_file);
my @llvm_dstroot_archs;
#print "LLVM MD5 will be generated from:\n";
#print @llvm_md5_strings;
my $llvm_hex_digest = md5_hex(@llvm_md5_strings);
my $did_make = 0;
#print "llvm MD5: $llvm_hex_digest\n";
foreach my $arch (@archs)
{
@ -158,7 +159,6 @@ sub build_llvm
my $save_arch_digest = 1;
my $arch_digest_file = "$llvm_dstroot_arch/md5";
my $llvm_dstroot_arch_archive = "$llvm_dstroot_arch/archives.txt";
print "LLVM architecture root for ${arch} exists at '$llvm_dstroot_arch'...";
if (-e $llvm_dstroot_arch)
{
@ -192,11 +192,11 @@ sub build_llvm
if ($do_make == 0)
{
if (-e $llvm_dstroot_arch_archive)
if (-e $archive_filelist_file)
{
# the final archive exists, check the modification times on all .a files that
# make the final archive to make sure we don't need to rebuild
my $llvm_dstroot_arch_archive_modtime = (stat($llvm_dstroot_arch_archive))[9];
my $archive_filelist_file_modtime = (stat($archive_filelist_file))[9];
our @archive_files = glob "$llvm_dstroot_arch/$llvm_configuration/lib/*.a";
@ -204,19 +204,14 @@ sub build_llvm
{
if (-e $llvm_lib)
{
if ($llvm_dstroot_arch_archive_modtime < (stat($llvm_lib))[9])
if ($archive_filelist_file_modtime < (stat($llvm_lib))[9])
{
print "'$llvm_dstroot_arch/$llvm_lib' is newer than '$llvm_dstroot_arch_archive', rebuilding...\n";
print "'$llvm_dstroot_arch/$llvm_lib' is newer than '$archive_filelist_file', rebuilding...\n";
$do_make = 1;
last;
}
}
}
if ($do_make == 0)
{
print "LLVM architecture archive for ${arch} is '$llvm_dstroot_arch_archive' and is up to date.\n";
}
}
else
{
@ -224,11 +219,6 @@ sub build_llvm
}
}
}
if ($do_make)
{
unlink($llvm_dstroot_arch_archive);
}
}
else
{
@ -315,6 +305,7 @@ sub build_llvm
if ($do_make)
{
$did_make = 1;
# Build llvm and clang
my $num_cpus = parallel_guess();
print "Building clang using $num_cpus cpus ($arch)...\n";
@ -325,13 +316,24 @@ sub build_llvm
}
do_command ("cd '$llvm_dstroot_arch' && make -j$num_cpus clang-only VERBOSE=1 $llvm_config_href->{make_options} PROJECT_NAME='llvm' $extra_make_flags", "making llvm and clang", 1);
do_command ("cd '$llvm_dstroot_arch' && make -j$num_cpus tools-only VERBOSE=1 $llvm_config_href->{make_options} PROJECT_NAME='llvm' $extra_make_flags EDIS_VERSION=1", "making libedis", 1);
}
push(@llvm_dstroot_archs, $llvm_dstroot_arch);
append_all_archive_files ($llvm_dstroot_arch, 1, $archive_fh);
++$arch_idx;
}
close($archive_fh);
# If we did any makes update the archive filenames file with any .a files from
# each architectures "lib" folder...
if ($did_make)
{
open my $fh, '>', $archive_filelist_file or die "Can't open $! for writing...\n";
foreach my $llvm_dstroot_arch (@llvm_dstroot_archs)
{
append_all_archive_files ($llvm_dstroot_arch, $fh);
}
close($fh);
}
}
#----------------------------------------------------------------------
@ -395,7 +397,6 @@ sub do_command
sub append_all_archive_files
{
my $arch_dstroot = shift;
my $split_into_objects = shift;
my $fh = shift;
our @archive_files = glob "$arch_dstroot/$llvm_configuration/lib/*.a";
for my $archive_fullpath (@archive_files)