1#!/usr/bin/python 2# 3# Simple utility script to generate the basic info 4# needed in a .pc (pkg-config) file, used especially 5# for introspection purposes 6 7# This can be used in various projects where 8# there is the need to generate .pc files, 9# and is copied from GLib's $(srcroot)/win32 10 11# Author: Fan, Chun-wei 12# Date: March 10, 2016 13 14import os 15import sys 16import argparse 17 18class BasePCItems: 19 def __init__(self): 20 self.base_replace_items = {} 21 self.exec_prefix = '' 22 self.includedir = '' 23 self.libdir = '' 24 self.prefix = '' 25 self.srcdir = os.path.dirname(__file__) 26 self.top_srcdir = self.srcdir + '\\..' 27 self.version = '' 28 29 def setup(self, argv, parser=None): 30 if parser is None: 31 parser = argparse.ArgumentParser(description='Setup basic .pc file info') 32 parser.add_argument('--prefix', help='prefix of the installed library', 33 required=True) 34 parser.add_argument('--exec-prefix', 35 help='prefix of the installed programs, \ 36 if different from the prefix') 37 parser.add_argument('--includedir', 38 help='includedir of the installed library, \ 39 if different from ${prefix}/include') 40 parser.add_argument('--libdir', 41 help='libdir of the installed library, \ 42 if different from ${prefix}/lib') 43 parser.add_argument('--version', help='Version of the package', 44 required=True) 45 args = parser.parse_args() 46 47 self.version = args.version 48 49 # check whether the prefix and exec_prefix are valid 50 if not os.path.exists(args.prefix): 51 raise SystemExit('Specified prefix \'%s\' is invalid' % args.prefix) 52 53 # use absolute paths for prefix 54 self.prefix = os.path.abspath(args.prefix).replace('\\','/') 55 56 # check and setup the exec_prefix 57 if getattr(args, 'exec_prefix', None) is None: 58 exec_prefix_use_shorthand = True 59 self.exec_prefix = '${prefix}' 60 else: 61 if args.exec_prefix.startswith('${prefix}'): 62 exec_prefix_use_shorthand = True 63 input_exec_prefix = args.prefix + args.exec_prefix[len('${prefix}'):] 64 else: 65 exec_prefix_use_shorthand = False 66 input_exec_prefix = args.exec_prefix 67 if not os.path.exists(input_exec_prefix): 68 raise SystemExit('Specified exec_prefix \'%s\' is invalid' % 69 args.exec_prefix) 70 if exec_prefix_use_shorthand is True: 71 self.exec_prefix = args.exec_prefix.replace('\\','/') 72 else: 73 self.exec_prefix = os.path.abspath(input_exec_prefix).replace('\\','/') 74 75 # check and setup the includedir 76 if getattr(args, 'includedir', None) is None: 77 self.includedir = '${prefix}/include' 78 else: 79 if args.includedir.startswith('${prefix}'): 80 includedir_use_shorthand = True 81 input_includedir = args.prefix + args.includedir[len('${prefix}'):] 82 else: 83 if args.includedir.startswith('${exec_prefix}'): 84 includedir_use_shorthand = True 85 input_includedir = input_exec_prefix + args.includedir[len('${exec_prefix}'):] 86 else: 87 includedir_use_shorthand = False 88 input_includedir = args.includedir 89 if not os.path.exists(input_includedir): 90 raise SystemExit('Specified includedir \'%s\' is invalid' % 91 args.includedir) 92 if includedir_use_shorthand is True: 93 self.includedir = args.includedir.replace('\\','/') 94 else: 95 self.includedir = os.path.abspath(input_includedir).replace('\\','/') 96 97 # check and setup the libdir 98 if getattr(args, 'libdir', None) is None: 99 self.libdir = '${prefix}/lib' 100 else: 101 if args.libdir.startswith('${prefix}'): 102 libdir_use_shorthand = True 103 input_libdir = args.prefix + args.libdir[len('${prefix}'):] 104 else: 105 if args.libdir.startswith('${exec_prefix}'): 106 libdir_use_shorthand = True 107 input_libdir = input_exec_prefix + args.libdir[len('${exec_prefix}'):] 108 else: 109 libdir_use_shorthand = False 110 input_libdir = args.libdir 111 if not os.path.exists(input_libdir): 112 raise SystemExit('Specified libdir \'%s\' is invalid' % 113 args.libdir) 114 if libdir_use_shorthand is True: 115 self.libdir = args.libdir.replace('\\','/') 116 else: 117 self.libdir = os.path.abspath(input_libdir).replace('\\','/') 118 119 # setup dictionary for replacing items in *.pc.in 120 self.base_replace_items.update({'@VERSION@': self.version}) 121 self.base_replace_items.update({'@prefix@': self.prefix}) 122 self.base_replace_items.update({'@exec_prefix@': self.exec_prefix}) 123 self.base_replace_items.update({'@libdir@': self.libdir}) 124 self.base_replace_items.update({'@includedir@': self.includedir}) 125