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Diffstat (limited to 'utils/gen_link_script.py')
| -rwxr-xr-x | utils/gen_link_script.py | 84 | 
1 files changed, 0 insertions, 84 deletions
diff --git a/utils/gen_link_script.py b/utils/gen_link_script.py deleted file mode 100755 index 24fe5ce9904ef..0000000000000 --- a/utils/gen_link_script.py +++ /dev/null @@ -1,84 +0,0 @@ -#!/usr/bin/env python -#===----------------------------------------------------------------------===## -# -#                     The LLVM Compiler Infrastructure -# -# This file is dual licensed under the MIT and the University of Illinois Open -# Source Licenses. See LICENSE.TXT for details. -# -#===----------------------------------------------------------------------===## - -import os -import sys - -def print_and_exit(msg): -    sys.stderr.write(msg + '\n') -    sys.exit(1) - -def usage_and_exit(): -    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> <public_libs>... - -  Generate a linker script that links libc++ to the proper ABI library. -  The script replaces the specified libc++ symlink. -  An example script for c++abi would look like "INPUT(libc++.so.1 -lc++abi)". - -Arguments -  <path/to/libcxx.so> - The top level symlink to the versioned libc++ shared -                        library. This file is replaced with a linker script. -  <public_libs>       - List of library names to include in linker script. - -Exit Status: -  0 if OK, -  1 if the action failed. -""" -    print_and_exit(help_msg) - -def parse_args(): -    args = list(sys.argv) -    del args[0] -    if len(args) == 0: -        usage_and_exit() -    if args[0] == '--help': -        help_and_exit() -    dryrun = '--dryrun' == args[0] -    if dryrun: -        del args[0] -    if len(args) < 2: -        usage_and_exit() -    symlink_file = args[0] -    public_libs = args[1:] -    return dryrun, symlink_file, public_libs - -def main(): -    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): -        print_and_exit("symlink file %s is not a symlink" % symlink_file) - -    # Read the symlink so we know what libc++ to link to in the linker script. -    linked_libcxx = os.readlink(symlink_file) - -    # 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 %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. -    if not dryrun: -        os.unlink(symlink_file) -        with open(symlink_file, 'w') as f: -            f.write(contents + "\n") - - -if __name__ == '__main__': -    main()  | 
