diff options
Diffstat (limited to 'utils/gen_link_script/gen_link_script.py')
| -rwxr-xr-x | utils/gen_link_script/gen_link_script.py | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/utils/gen_link_script/gen_link_script.py b/utils/gen_link_script/gen_link_script.py index 9f1f0b771fc1..24fe5ce9904e 100755 --- a/utils/gen_link_script/gen_link_script.py +++ b/utils/gen_link_script/gen_link_script.py @@ -16,13 +16,13 @@ def print_and_exit(msg): sys.exit(1) def usage_and_exit(): - print_and_exit("Usage: ./gen_link_script.py [--help] [--dryrun] <path/to/libcxx.so> <abi_libname>") + print_and_exit("Usage: ./gen_link_script.py [--help] [--dryrun] <path/to/libcxx.so> <public_libs>...") def help_and_exit(): help_msg = \ """Usage - gen_link_script.py [--help] [--dryrun] <path/to/libcxx.so> <abi_libname> + gen_link_script.py [--help] [--dryrun] <path/to/libcxx.so> <public_libs>... Generate a linker script that links libc++ to the proper ABI library. The script replaces the specified libc++ symlink. @@ -31,8 +31,7 @@ def help_and_exit(): Arguments <path/to/libcxx.so> - The top level symlink to the versioned libc++ shared library. This file is replaced with a linker script. - <abi_libname> - The name of the ABI library to use in the linker script. - The name must be one of [c++abi, stdc++, supc++, cxxrt]. + <public_libs> - List of library names to include in linker script. Exit Status: 0 if OK, @@ -50,14 +49,14 @@ def parse_args(): dryrun = '--dryrun' == args[0] if dryrun: del args[0] - if len(args) != 2: + if len(args) < 2: usage_and_exit() symlink_file = args[0] - abi_libname = args[1] - return dryrun, symlink_file, abi_libname + public_libs = args[1:] + return dryrun, symlink_file, public_libs def main(): - dryrun, symlink_file, abi_libname = parse_args() + dryrun, symlink_file, public_libs = parse_args() # Check that the given libc++.so file is a valid symlink. if not os.path.islink(symlink_file): @@ -66,15 +65,12 @@ def main(): # Read the symlink so we know what libc++ to link to in the linker script. linked_libcxx = os.readlink(symlink_file) - # Check that the abi_libname is one of the supported values. - supported_abi_list = ['c++abi', 'stdc++', 'supc++', 'cxxrt'] - if abi_libname not in supported_abi_list: - print_and_exit("abi name '%s' is not supported: Use one of %r" % - (abi_libname, supported_abi_list)) + # Prepare the list of public libraries to link. + public_libs = ['-l%s' % l for l in public_libs] # Generate the linker script contents and print the script and destination # information. - contents = "INPUT(%s -l%s)" % (linked_libcxx, abi_libname) + contents = "INPUT(%s %s)" % (linked_libcxx, ' '.join(public_libs)) print("GENERATING SCRIPT: '%s' as file %s" % (contents, symlink_file)) # Remove the existing libc++ symlink and replace it with the script. |