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From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Mon, 4 May 2009 14:39:18 +0200
Subject: [PATCH] add cross compilation support
This patch adds preliminary cross compilation support to python.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
Makefile.pre.in | 12 ++++++++----
configure.ac | 7 +++++++
2 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/Makefile.pre.in b/Makefile.pre.in
index 9297e7fc89c4..1400c8ca6f97 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -88,6 +88,10 @@ CFLAGSFORSHARED=@CFLAGSFORSHARED@
# C flags used for building the interpreter object files
PY_CFLAGS= $(CFLAGS) $(CPPFLAGS) $(CFLAGSFORSHARED) -DPy_BUILD_CORE
+# cross compiler options
+ifndef DESTDIR
+sysroot= @SYSROOT@
+endif
# Machine-dependent subdirectories
MACHDEP= @MACHDEP@
@@ -106,11 +110,11 @@ datarootdir= @datarootdir@
# Expanded directories
BINDIR= @bindir@
-LIBDIR= @libdir@
+LIBDIR= $(sysroot)@libdir@
MANDIR= @mandir@
-INCLUDEDIR= @includedir@
-CONFINCLUDEDIR= $(exec_prefix)/include
-SCRIPTDIR= $(prefix)/lib
+INCLUDEDIR= $(sysroot)@includedir@
+CONFINCLUDEDIR= $(sysroot)$(exec_prefix)/include
+SCRIPTDIR= $(sysroot)$(prefix)/lib
# Detailed destination directories
BINLIBDEST= $(LIBDIR)/python$(VERSION)
diff --git a/configure.ac b/configure.ac
index c89e4a601cf1..863d7929507b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -980,6 +980,13 @@ if test "$cross_compiling" = yes; then
RUNSHARED=
fi
+# sysroot
+AC_SUBST(SYSROOT)
+if test "$cross_compiling" = yes; then
+ AC_MSG_CHECKING([for SYSROOT])
+ AC_MSG_RESULT([$SYSROOT])
+fi
+
AC_MSG_RESULT($LDLIBRARY)
AC_PROG_RANLIB
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