[Python-checkins] r84683 - in python/branches/release27-maint: Lib/distutils/command/build_ext.py Makefile.pre.in Misc/NEWS Modules/ld_so_aix Modules/ld_so_aix.in configure configure.in

antoine.pitrou python-checkins at python.org
Fri Sep 10 22:03:17 CEST 2010


Author: antoine.pitrou
Date: Fri Sep 10 22:03:17 2010
New Revision: 84683

Log:
Merged revisions 84680 via svnmerge from 
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r84680 | antoine.pitrou | 2010-09-10 21:44:44 +0200 (ven., 10 sept. 2010) | 4 lines
  
  Issue #941346: Improve the build process under AIX and allow Python to
  be built as a shared library.  Patch by Sébastien Sablé.
........


Added:
   python/branches/release27-maint/Modules/ld_so_aix.in
      - copied unchanged from r84680, /python/branches/py3k/Modules/ld_so_aix.in
Removed:
   python/branches/release27-maint/Modules/ld_so_aix
Modified:
   python/branches/release27-maint/   (props changed)
   python/branches/release27-maint/Lib/distutils/command/build_ext.py
   python/branches/release27-maint/Makefile.pre.in
   python/branches/release27-maint/Misc/NEWS
   python/branches/release27-maint/configure
   python/branches/release27-maint/configure.in

Modified: python/branches/release27-maint/Lib/distutils/command/build_ext.py
==============================================================================
--- python/branches/release27-maint/Lib/distutils/command/build_ext.py	(original)
+++ python/branches/release27-maint/Lib/distutils/command/build_ext.py	Fri Sep 10 22:03:17 2010
@@ -753,7 +753,9 @@
         elif sys.platform == 'darwin':
             # Don't use the default code below
             return ext.libraries
-
+        elif sys.platform[:3] == 'aix':
+            # Don't use the default code below
+            return ext.libraries
         else:
             from distutils import sysconfig
             if sysconfig.get_config_var('Py_ENABLE_SHARED'):

Modified: python/branches/release27-maint/Makefile.pre.in
==============================================================================
--- python/branches/release27-maint/Makefile.pre.in	(original)
+++ python/branches/release27-maint/Makefile.pre.in	Fri Sep 10 22:03:17 2010
@@ -422,10 +422,10 @@
 
 libpython$(VERSION).so: $(LIBRARY_OBJS)
 	if test $(INSTSONAME) != $(LDLIBRARY); then \
-		$(LDSHARED) $(LDFLAGS) -Wl,-h$(INSTSONAME) -o $(INSTSONAME) $(LIBRARY_OBJS) $(MODLIBS) $(SHLIBS) $(LIBC) $(LIBM) $(LDLAST); \
+		$(BLDSHARED) $(LDFLAGS) -Wl,-h$(INSTSONAME) -o $(INSTSONAME) $(LIBRARY_OBJS) $(MODLIBS) $(SHLIBS) $(LIBC) $(LIBM) $(LDLAST); \
 		$(LN) -f $(INSTSONAME) $@; \
 	else \
-		$(LDSHARED) $(LDFLAGS) -o $@ $(LIBRARY_OBJS) $(MODLIBS) $(SHLIBS) $(LIBC) $(LIBM) $(LDLAST); \
+		$(BLDSHARED) $(LDFLAGS) -o $@ $(LIBRARY_OBJS) $(MODLIBS) $(SHLIBS) $(LIBC) $(LIBM) $(LDLAST); \
 	fi
 
 libpython$(VERSION).dylib: $(LIBRARY_OBJS)
@@ -1197,7 +1197,7 @@
 	done
 	-rm -f core Makefile Makefile.pre config.status \
 		Modules/Setup Modules/Setup.local Modules/Setup.config \
-		Misc/python.pc
+		Modules/ld_so_aix Misc/python.pc
 	-rm -f python*-gdb.py
 	find $(srcdir) '(' -name '*.fdc' -o -name '*~' \
 			   -o -name '[@,#]*' -o -name '*.old' \

Modified: python/branches/release27-maint/Misc/NEWS
==============================================================================
--- python/branches/release27-maint/Misc/NEWS	(original)
+++ python/branches/release27-maint/Misc/NEWS	Fri Sep 10 22:03:17 2010
@@ -302,6 +302,9 @@
 Build
 -----
 
+- Issue #941346: Improve the build process under AIX and allow Python to
+  be built as a shared library.  Patch by Sébastien Sablé.
+
 - Issue #4026: Make the fcntl extension build under AIX.  Patch by Sébastien
   Sablé.
 

Deleted: python/branches/release27-maint/Modules/ld_so_aix
==============================================================================
--- python/branches/release27-maint/Modules/ld_so_aix	Fri Sep 10 22:03:17 2010
+++ (empty file)
@@ -1,190 +0,0 @@
-#!/bin/sh
-#
-#   ========================================================================
-#   FILE:           ld_so_aix
-#   TYPE:           executable, uses makexp_aix
-#   SYSTEM:         AIX
-#
-#   DESCRIPTION:    Creates a shareable .o from a set of pre-compiled 
-#                   (unshared) .o files
-#
-#   USAGE:          ld_so_aix [CC] [arguments]
-#
-#   ARGUMENTS:      Same as for "ld". The following arguments are processed
-#                   or supplied by this script (those marked with an asterisk
-#                   can be overriden from command line):
-#
-#                       Argument                     Default value
-#                   (*) -o [OutputFileName]          -o shr.o
-#                   (*) -e [EntryPointLabel]         -e init[OutputBaseName]
-#                   (*) -bE:[ExportFile]             -bE:[OutputBaseName].exp
-#                   (*) -bI:[ImportFile]             -bI:./python.exp
-#                       -bM:[ModuleType]             -bM:SRE
-#                       -bhalt:[Number]              -bhalt:4
-#                       -T[Number]                   -T512
-#                       -H[Number]                   -H512
-#                       -lm
-#
-#                   The compiler specific ("-lc" or "-lc_r", "-lpthreads",...)
-#                   arguments will be automatically passed to "ld" according
-#                   to the CC command provided as a first argument to this
-#                   script. Usually, the same CC command was used to produce
-#                   the pre-compiled .o file(s).
-#
-#   NOTES:          1.  Since "ld_so_aix" was originally written for building
-#                       shared modules for the Python interpreter, the -e and
-#                       -bI default values match Python's conventions. In
-#                       Python, the entry point for a shared module is based
-#                       on the module's name (e.g., the "mathmodule" will
-#                       expect an  entry point of "initmath").
-#                   2.  The script accepts multiple .o or .a input files and
-#                       creates a single (shared) output file. The export list
-#                       that is created is based on the output file's basename
-#                       with the suffix ".exp".
-#                   3.  The resulting shared object file is left in the
-#                       current directory.
-#                   4.  Uncommenting the "echo" lines gives detailed output
-#                       about the commands executed in the script.
-#
-#                       
-#   HISTORY:        Oct-1996    -- Support added for multiple .o files --
-#                               -- and optional arguments processing.  --
-#                   Chris Myers (myers at tc.cornell.edu), Keith Kwok
-#                   (kkwok at tc.cornell.edu) and Vladimir Marangozov
-#
-#                   Aug-6-1996  -- Take care of the compiler specific  --
-#                               -- args by leaving CC to invoke "ld".  --
-#                   Vladimir Marangozov
-#
-#                   Jul-1-1996  -- Make sure to use /usr/ccs/bin/ld    --
-#                               -- Use makexp_aix for the export list. --
-#                   Vladimir Marangozov     (Vladimir.Marangozov at imag.fr)
-#
-#                   Manus Hand (mhand at csn.net) -- Initial code -- 6/24/96
-#   ========================================================================
-#
-
-usage="Usage: ld_so_aix [CC command] [ld arguments]"
-if test ! -n "$*"; then
-  echo $usage; exit 2
-fi
-
-makexp=`dirname $0`/makexp_aix
-
-# Check for existence of compiler.
-CC=$1; shift
-whichcc=`which $CC`
-
-if test ! -x "$whichcc"; then
-  echo "ld_so_aix: Compiler '$CC' not found; exiting."
-  exit 2
-fi
-
-if test ! -n "$*"; then
-  echo $usage; exit 2
-fi
-
-# Default import file for Python
-# Can be overriden by providing a -bI: argument.
-impfile="./python.exp"
-
-# Parse arguments
-while test -n "$1"
-do
-  case "$1" in
-    -e | -Wl,-e)
-        if test -z "$2"; then
-	  echo "ld_so_aix: The -e flag needs a parameter; exiting."; exit 2
-	else
-	  shift; entry=$1
-	fi
-	;;
-    -e* | -Wl,-e*)
-	entry=`echo $1 | sed -e "s/-Wl,//" -e "s/-e//"`
-	;;
-    -o)
-	if test -z "$2"; then
-	  echo "ld_so_aix: The -o flag needs a parameter; exiting."; exit 2
-	else
-	  shift; objfile=$1
-	fi
-	;;
-    -o*)
-	objfile=`echo $1 | sed "s/-o//"`
-	;;
-    -bI:* | -Wl,-bI:*)
-	impfile=`echo $1 | sed -e "s/-Wl,//" -e "s/-bI://"`
-	;;
-    -bE:* | -Wl,-bE:*)
-	expfile=`echo $1 | sed -e "s/-Wl,//" -e "s/-bE://"`
-	;;
-    *.o | *.a)
-	objs="$objs $1"
-	args="$args $1"
-	;;
-    -bM:* | -Wl,-bM:* | -H* | -Wl,-H* | -T* | -Wl,-T* | -lm)
-	;;
-    *)
-        args="$args $1"
-	;;
-  esac
-  shift
-done
-
-
-if test -z "$objs"; then
-  echo "ld_so_aix: No input files; exiting."
-  exit 2
-elif test ! -r "$impfile"; then
-  echo "ld_so_aix: Import file '$impfile' not found or not readable; exiting."
-  exit 2
-fi
-
-# If -o wasn't specified, assume "-o shr.o"
-if test -z "$objfile"; then
-  objfile=shr.o
-fi
-
-filename=`basename $objfile | sed "s/\.[^.]*$//"`
-
-# If -bE: wasn't specified, assume "-bE:$filename.exp"
-if test -z "$expfile"; then
-  expfile="$filename.exp"
-fi
-
-# Default entry symbol for Python modules = init[modulename]
-# Can be overriden by providing a -e argument.
-if test -z "$entry"; then
-  entry=init`echo $filename | sed "s/module.*//"`
-fi
-
-#echo "ld_so_aix: Debug info section"
-#echo "  -> output file : $objfile"
-#echo "  -> import file : $impfile"
-#echo "  -> export file : $expfile"
-#echo "  -> entry point : $entry"
-#echo "  -> object files: $objs"
-#echo "  -> CC arguments: $args"
-
-CCOPT="-Wl,-e$entry -Wl,-bE:$expfile -Wl,-bI:$impfile -Wl,-bhalt:4"
-CCOPT="$CCOPT -Wl,-bM:SRE -Wl,-T512 -Wl,-H512 -lm -o $objfile"
-# Note: to use dynamic libraries like libtcl8.4.so and libtk8.4.so 
-# you may need to replace the second CCOPT line above with the following:
-# CCOPT="$CCOPT -Wl,-bM:SRE -Wl,-T512 -Wl,-H512 -brtl -bnortllib -lm -o $objfile"
-
-CCARGS="$args"
-
-# Export list generation.
-#echo $makexp $expfile "$objfile" $objs
-$makexp $expfile "$objfile" $objs
-
-# Perform the link.
-#echo $CC $CCOPT $CCARGS
-$CC $CCOPT $CCARGS
-retval=$?
-
-# Delete the module's export list file.
-# Comment this line if you need it.
-rm -f $expfile
-
-exit $retval

Modified: python/branches/release27-maint/configure
==============================================================================
--- python/branches/release27-maint/configure	(original)
+++ python/branches/release27-maint/configure	Fri Sep 10 22:03:17 2010
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 84585 .
+# From configure.in Revision: 84676 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.65 for python 2.7.
 #
@@ -4950,6 +4950,10 @@
 	BLDLIBRARY='-L. -lpython$(VERSION)'
 	RUNSHARED='DYLD_LIBRARY_PATH=`pwd`:${DYLD_LIBRARY_PATH}'
 	;;
+    AIX*)
+	LDLIBRARY='libpython$(VERSION).so'
+	RUNSHARED=LIBPATH=`pwd`:${LIBPATH}
+	;;
 
   esac
 else # shared is disabled
@@ -7531,7 +7535,7 @@
 then
 	case $ac_sys_system/$ac_sys_release in
 	AIX*)
-		BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp"
+		BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp -L\$(srcdir)"
 		LDSHARED="\$(BINLIBDEST)/config/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/config/python.exp"
 		;;
 	BeOS*)
@@ -13753,6 +13757,8 @@
 # generate output files
 ac_config_files="$ac_config_files Makefile.pre Modules/Setup.config Misc/python.pc"
 
+ac_config_files="$ac_config_files Modules/ld_so_aix"
+
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
 # tests run on this system so they can be shared between configure
@@ -14446,6 +14452,7 @@
     "Makefile.pre") CONFIG_FILES="$CONFIG_FILES Makefile.pre" ;;
     "Modules/Setup.config") CONFIG_FILES="$CONFIG_FILES Modules/Setup.config" ;;
     "Misc/python.pc") CONFIG_FILES="$CONFIG_FILES Misc/python.pc" ;;
+    "Modules/ld_so_aix") CONFIG_FILES="$CONFIG_FILES Modules/ld_so_aix" ;;
 
   *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
@@ -14985,6 +14992,11 @@
 
   esac
 
+
+  case $ac_file$ac_mode in
+    "Modules/ld_so_aix":F) chmod +x Modules/ld_so_aix ;;
+
+  esac
 done # for ac_tag
 
 

Modified: python/branches/release27-maint/configure.in
==============================================================================
--- python/branches/release27-maint/configure.in	(original)
+++ python/branches/release27-maint/configure.in	Fri Sep 10 22:03:17 2010
@@ -823,6 +823,10 @@
 	BLDLIBRARY='-L. -lpython$(VERSION)'
 	RUNSHARED='DYLD_LIBRARY_PATH=`pwd`:${DYLD_LIBRARY_PATH}'
 	;;
+    AIX*)
+	LDLIBRARY='libpython$(VERSION).so'
+	RUNSHARED=LIBPATH=`pwd`:${LIBPATH}
+	;;
 
   esac
 else # shared is disabled
@@ -1757,7 +1761,7 @@
 then
 	case $ac_sys_system/$ac_sys_release in
 	AIX*)
-		BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp"
+		BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp -L\$(srcdir)"
 		LDSHARED="\$(BINLIBDEST)/config/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/config/python.exp"
 		;;
 	BeOS*)
@@ -4273,6 +4277,7 @@
 
 # generate output files
 AC_CONFIG_FILES(Makefile.pre Modules/Setup.config Misc/python.pc)
+AC_CONFIG_FILES([Modules/ld_so_aix], [chmod +x Modules/ld_so_aix])
 AC_OUTPUT
 
 echo "creating Modules/Setup"


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