Made changes to build KLayout 0.28~:

1) Set the CPATH environment variable for including <png.h> required to build the pymod 2) Not to use Python 2.7 on Catalina (nightlybuild) 3) Resolve the library dependency of Python in Homebrew 4) Add a handy tool to setup the standardized directory structures for Homebrew Python 3.x
2026-09-07 03:21:34 +02:00 · 2022-12-17 14:12:37 +09:00
parent 389f1728bd
commit 2e3bc28a69
4 changed files with 369 additions and 51 deletions
@@ -0,0 +1,174 @@
+#! /usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+#==============================================================================
+# File: macbuild/python3HB.py
+#
+# Descriptions: A handy tool to setup the standardized directory structures
+#               for Homebrew's Python 3.x
+#==============================================================================
+import os
+import sys
+import platform
+import optparse
+
+#------------------------------------------------------------------------------
+# Set global variables
+#------------------------------------------------------------------------------
+def SetGlobals():
+    global DefaultHomebrewRoot
+    global Usage
+
+    (System, Node, Release, MacVersion, Machine, Processor) = platform.uname()
+    if Machine == "arm64": # Apple Silicon!
+      DefaultHomebrewRoot = '/opt/homebrew'
+    else:
+      DefaultHomebrewRoot = '/usr/local'
+    del System, Node, Release, MacVersion, Machine, Processor
+
+    Usage  = "\n"
+    Usage += "-------------------------------------------------------------------------------------\n"
+    Usage += "<< Usage of 'python3HB.py' >>\n"
+    Usage += "   to setup the standardized directory structures for Homebrew's Python 3.x on Mac\n"
+    Usage += "\n"
+    Usage += "   option & argument      : descriptions                      | default value\n"
+    Usage += "   -----------------------------------------------------------+---------------\n"
+    Usage += "   <-v|--version <number>>: in ['3.8', '3.9', '3.10', '3.11'] | ''\n"
+    Usage += "   [-u|-unlink]           : unlink only                       | disabled\n"
+    Usage += "   [-?|--?]               : print this usage and exit         | disabled\n"
+    Usage += "--------------------------------------------------------------+----------------------\n"
+
+#------------------------------------------------------------------------------
+# Parse the command line arguments
+#------------------------------------------------------------------------------
+def Parse_CLI_Args():
+    global Version
+    global UnlinkOnly
+
+    p = optparse.OptionParser( usage=Usage )
+
+    p.add_option( '-v', '--version',
+                  dest='version',
+                  help="python3 version=['3.8', '3.9', '3.10', '3.11']" )
+
+    p.add_option( '-u', '--unlink',
+                  action='store_true',
+                  dest='unlink',
+                  default=False,
+                  help='unlink only' )
+
+    p.add_option( '-?', '--??',
+                  action='store_true',
+                  dest='checkusage',
+                  default=False,
+                  help='check usage' )
+
+    p.set_defaults( version    = "",
+                    unlink     = False,
+                    checkusage = False )
+
+    opt, args = p.parse_args()
+    if (opt.checkusage):
+        print(Usage)
+        sys.exit(0)
+
+    Version    = opt.version
+    UnlinkOnly = opt.unlink
+    if not Version in [ '3.8', '3.9', '3.10', '3.11' ]:
+        print( "! Unsupported Python 3 version <%s>" % Version )
+        print(Usage)
+        sys.exit(0)
+
+#------------------------------------------------------------------------------
+# Set the directory structures
+#------------------------------------------------------------------------------
+def SetDirectoryStructures():
+    #----------------------------------------------------------
+    # [1] Check the root directory of python@${Version}
+    #----------------------------------------------------------
+    root = "%s/opt/python@%s" % (DefaultHomebrewRoot, Version)
+    if not os.path.isdir(root):
+        print( "! Found no such a directory <%s>" % root )
+        sys.exit(0)
+
+    #----------------------------------------------------------
+    # [2] Go to "lib/" and make
+    #     Python.framework -> ../Frameworks/Python.framework/
+    #----------------------------------------------------------
+    os.chdir( root )
+    os.chdir( "lib/" )
+    try:
+        os.remove( "Python.framework" )
+    except FileNotFoundError:
+        pass
+    if not UnlinkOnly:
+        os.symlink( "../Frameworks/Python.framework/", "Python.framework" )
+
+    #----------------------------------------------------------
+    # [3] Go to "bin/" and make
+    #     ./python${version} -> python3
+    #     ./pip${version}    -> pip3
+    #----------------------------------------------------------
+    os.chdir( root )
+    os.chdir( "bin/" )
+    try:
+        os.remove( "python3" )
+        os.remove( "pip3" )
+    except FileNotFoundError:
+        pass
+    if not UnlinkOnly:
+        os.symlink( "./python%s" % Version, "python3" )
+        os.symlink( "./pip%s"    % Version, "pip3" )
+
+    #----------------------------------------------------------
+    # [4] Go to "Frameworks/Python.framework/" and delete
+    #     three symbolic links
+    #----------------------------------------------------------
+    os.chdir( root )
+    os.chdir( "Frameworks/Python.framework/" )
+    try:
+        os.remove( "Headers" )
+        os.remove( "Resources" )
+        os.remove( "Python" )
+    except FileNotFoundError:
+        pass
+
+    #----------------------------------------------------------
+    # [5] Go to "Versions/" and make
+    #     Current -> ${Version}/
+    #----------------------------------------------------------
+    os.chdir( root )
+    os.chdir( "Frameworks/Python.framework/Versions/" )
+    try:
+        os.remove( "Current" )
+    except FileNotFoundError:
+        pass
+    if not UnlinkOnly:
+        os.symlink( "%s/" % Version, "Current" )
+
+    #----------------------------------------------------------
+    # [6] Go to "Frameworks/Python.framework/" and make
+    #     three symbolic links
+    #----------------------------------------------------------
+    if not UnlinkOnly:
+        os.chdir( root )
+        os.chdir( "Frameworks/Python.framework/" )
+        os.symlink( "Versions/Current/Headers/",   "Headers" )
+        os.symlink( "Versions/Current/Resources/", "Resources" )
+        os.symlink( "Versions/Current/Python",     "Python" )
+
+#------------------------------------------------------------------------------
+# The main function
+#------------------------------------------------------------------------------
+def Main():
+    SetGlobals()
+    Parse_CLI_Args()
+    SetDirectoryStructures()
+
+#===================================================================================
+if __name__ == "__main__":
+    Main()
+
+#---------------
+# End of file
+#---------------