[pypy-commit] pypy pypy-config: add a pypy-config based on Misc/python-config.in from CPython

[mattip]

Author: Matti Picus <matti.picus at gmail.com>
Branch: pypy-config
Changeset: r87943:8095ff3ffdfb
Date: 2016-10-25 20:43 +0300
http://bitbucket.org/pypy/pypy/changeset/8095ff3ffdfb/

Log:	add a pypy-config based on Misc/python-config.in from CPython

diff --git a/pypy-config b/pypy-config
new file mode 100755
--- /dev/null
+++ b/pypy-config
@@ -0,0 +1,73 @@
+#!/bin/sh 
+
+if [ -x ./pypy -a ! -d ./pypy ] ; then
+    interp=./pypy
+else if [ -x ./pypy-c ] ; then
+    interp=./pypy-c
+  else
+    echo no pypy nor pypy-c found
+    exit 1
+  fi
+fi
+$interp - << DOC
+import sys
+import os
+import getopt
+
+sys.argv = ['$interp'] + '$@'.split()
+print sys.argv
+
+from distutils import sysconfig
+
+valid_opts = ['prefix', 'exec-prefix', 'includes', 'libs', 'cflags',
+              'ldflags', 'help']
+
+def exit_with_usage(code=1):
+    print >>sys.stderr, "Usage: %s [%s]" % (sys.argv[0],
+                                            '|'.join('--'+opt for opt in valid_opts))
+    sys.exit(code)
+
+try:
+    opts, args = getopt.getopt(sys.argv[1:], '', valid_opts)
+except getopt.error:
+    exit_with_usage()
+
+if not opts:
+    exit_with_usage()
+
+pyver = sysconfig.get_config_var('VERSION')
+getvar = sysconfig.get_config_var
+
+opt_flags = [flag for (flag, val) in opts]
+
+if '--help' in opt_flags:
+    exit_with_usage(code=0)
+
+for opt in opt_flags:
+    if opt == '--prefix':
+        print sysconfig.PREFIX
+
+    elif opt == '--exec-prefix':
+        print sysconfig.EXEC_PREFIX
+
+    elif opt in ('--includes', '--cflags'):
+        flags = ['-I' + sysconfig.get_python_inc(),
+                 '-I' + sysconfig.get_python_inc(plat_specific=True)]
+        if opt == '--cflags':
+            print 'getvar(\'CFLAGS\') is', getvar('CFLAGS')
+            flags.extend(getvar('CFLAGS').split())
+        print ' '.join(flags)
+
+    elif opt in ('--libs', '--ldflags'):
+        libs = ['-lpython' + pyver]
+        libs += getvar('LIBS').split()
+        libs += getvar('SYSLIBS').split()
+        # add the prefix/lib/pythonX.Y/config dir, but only if there is no
+        # shared library in prefix/lib/.
+        if opt == '--ldflags':
+            if not getvar('Py_ENABLE_SHARED'):
+                libs.insert(0, '-L' + getvar('LIBPL'))
+            if not getvar('PYTHONFRAMEWORK'):
+                libs.extend(getvar('LINKFORSHARED').split())
+        print ' '.join(libs)
+DOC