1 files changed, 83 insertions, 0 deletions
diff --git a/lib/spack/external/macholib/__main__.py b/lib/spack/external/macholib/__main__.py
new file mode 100644
index 0000000000..66eaad865c
--- /dev/null
+++ b/lib/spack/external/macholib/__main__.py
@@ -0,0 +1,83 @@
+from __future__ import print_function, absolute_import
+import os
+import sys
+
+from macholib.util import is_platform_file
+from macholib import macho_dump
+from macholib import macho_standalone
+
+gCommand = None
+
+
+def check_file(fp, path, callback):
+    if not os.path.exists(path):
+        print(
+            '%s: %s: No such file or directory' % (gCommand, path),
+            file=sys.stderr)
+        return 1
+
+    try:
+        is_plat = is_platform_file(path)
+
+    except IOError as msg:
+        print('%s: %s: %s' % (gCommand, path, msg), file=sys.stderr)
+        return 1
+
+    else:
+        if is_plat:
+            callback(fp, path)
+    return 0
+
+
+def walk_tree(callback, paths):
+    err = 0
+
+    for base in paths:
+        if os.path.isdir(base):
+            for root, dirs, files in os.walk(base):
+                for fn in files:
+                    err |= check_file(
+                            sys.stdout, os.path.join(root, fn), callback)
+        else:
+            err |= check_file(sys.stdout, base, callback)
+
+    return err
+
+
+def print_usage(fp):
+    print("Usage:", file=fp)
+    print("  python -mmacholib [help|--help]", file=fp)
+    print("  python -mmacholib dump FILE ...", file=fp)
+    print("  python -mmacholib find DIR ...", file=fp)
+    print("  python -mmacholib standalone DIR ...", file=fp)
+
+
+def main():
+    global gCommand
+    if len(sys.argv) < 3:
+        print_usage(sys.stderr)
+        sys.exit(1)
+
+    gCommand = sys.argv[1]
+
+    if gCommand == 'dump':
+        walk_tree(macho_dump.print_file, sys.argv[2:])
+
+    elif gCommand == 'find':
+        walk_tree(lambda fp, path: print(path, file=fp), sys.argv[2:])
+
+    elif gCommand == 'standalone':
+        for dn in sys.argv[2:]:
+            macho_standalone.standaloneApp(dn)
+
+    elif gCommand in ('help', '--help'):
+        print_usage(sys.stdout)
+        sys.exit(0)
+
+    else:
+        print_usage(sys.stderr)
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()