Patch #527027: Allow building python as shared library.
diff --git a/configure.in b/configure.in
index 4f18955..10b5e89 100644
--- a/configure.in
+++ b/configure.in
@@ -8,6 +8,9 @@
AC_SUBST(VERSION)
VERSION=2.3
+AC_SUBST(SOVERSION)
+SOVERSION=1.0
+
# Arguments passed to configure.
AC_SUBST(CONFIG_ARGS)
CONFIG_ARGS="$ac_configure_args"
@@ -257,14 +260,22 @@
# (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
# DLLLIBRARY is the shared (i.e., DLL) library.
#
+# RUNSHARED is used to run shared python without installed libraries
+#
+# INSTSONAME is the name of the shared library that will be use to install
+# on the system - some systems like version suffix, others don't
AC_SUBST(LDLIBRARY)
AC_SUBST(DLLLIBRARY)
AC_SUBST(BLDLIBRARY)
AC_SUBST(LDLIBRARYDIR)
+AC_SUBST(INSTSONAME)
+AC_SUBST(RUNSHARED)
LDLIBRARY="$LIBRARY"
BLDLIBRARY='$(LDLIBRARY)'
+INSTSONMAE='$(LDLIBRARY)'
DLLLIBRARY=''
LDLIBRARYDIR=''
+RUNSHARED=''
# LINKCC is the command that links the python executable -- default is $(CC).
# If CXX is set, and if it is needed to link a main function that was
@@ -301,22 +312,18 @@
fi
AC_MSG_RESULT($LINKCC)
-AC_MSG_CHECKING(LDLIBRARY)
+AC_MSG_CHECKING(for --enable-shared)
+AC_ARG_ENABLE(shared,
+[ --enable-shared disable/enable building shared python library])
-# DG/UX requires some fancy ld contortions to produce a .so from an .a
-case $MACHDEP in
-dguxR4)
- LDLIBRARY='libpython$(VERSION).so'
- OPT="$OPT -pic"
- ;;
-beos*)
- LDLIBRARY='libpython$(VERSION).so'
- ;;
-cygwin*)
- LDLIBRARY='libpython$(VERSION).dll.a'
- DLLLIBRARY='libpython$(VERSION).dll'
- ;;
-esac
+if test -z "$enable_shared"
+then
+ enable_shared="no"
+fi
+AC_MSG_RESULT($enable_shared)
+
+
+AC_MSG_CHECKING(LDLIBRARY)
# MacOSX framework builds need more magic. LDLIBRARY is the dynamic
# library that we build, but we do not want to link against it (we
@@ -333,6 +340,47 @@
BLDLIBRARY='$(LDLIBRARY)'
fi
+# Other platforms follow
+if test $enable_shared = "yes"; then
+ case $ac_sys_system in
+ BeOS*)
+ LDLIBRARY='libpython$(VERSION).so'
+ ;;
+ CYGWIN*)
+ LDLIBRARY='libpython$(VERSION).dll.a'
+ DLLLIBRARY='libpython$(VERSION).dll'
+ ;;
+ SunOS*)
+ LDLIBRARY='libpython$(VERSION).so'
+ BLDLIBRARY='-Wl,-rpath,$(LIBDIR) -L. -lpython$(VERSION)'
+ RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
+ ;;
+ Linux*)
+ LDLIBRARY='libpython$(VERSION).so'
+ BLDLIBRARY='-L. -lpython$(VERSION)'
+ RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
+ INSTSONAME="$LDLIBRARY".$SOVERSION
+ ;;
+ hp*|HP*)
+ LDLIBRARY='libpython$(VERSION).sl'
+ BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(VERSION)'
+ RUNSHARED=SHLIB_PATH=`pwd`:$SHLIB_PATH
+ ;;
+ OSF*)
+ LDLIBRARY='libpython$(VERSION).so'
+ BLDLIBRARY='-rpath $(LIBDIR) -L. -lpython$(VERSION)'
+ RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
+ ;;
+ esac
+ # DG/UX requires some fancy ld contortions to produce a .so from an .a
+ case $MACHDEP in
+ dguxR4)
+ LDLIBRARY='libpython$(VERSION).so'
+ OPT="$OPT -pic"
+ ;;
+ esac
+fi
+
AC_MSG_RESULT($LDLIBRARY)
AC_PROG_RANLIB
@@ -861,7 +909,8 @@
case $ac_sys_system/$ac_sys_release in
AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';;
hp*|HP*)
- LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
+ LINKFORSHARED="-Wl,-E -Wl,+s";;
+# LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
# -u libsys_s pulls in all symbols in libsys