From c3c587eb1d340319cecf345528200cf4d26cbfb4 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Fri, 6 Sep 2002 19:46:00 +0000
Subject: [PATCH] Added preliminary support for cross-compiling tests using
 mingw on Linux if available.

---
 Make.rules.in                 | 11 +++-
 Makefile.in                   |  2 +
 configure                     | 94 ++++++++++++++++++++++++++++++++++-
 configure.ac                  | 11 +++-
 dlls/Makedll.rules.in         |  2 +
 dlls/Makefile.in              |  2 +
 dlls/Maketest.rules.in        | 16 +++++-
 dlls/make_dlls                |  2 +
 programs/winetest/Makefile.in |  4 +-
 9 files changed, 138 insertions(+), 6 deletions(-)

diff --git a/Make.rules.in b/Make.rules.in
index 40c840d1c07..0b780a8b762 100644
--- a/Make.rules.in
+++ b/Make.rules.in
@@ -39,6 +39,7 @@ EXEEXT    = @EXEEXT@
 OBJEXT    = @OBJEXT@
 LIBEXT    = @LIBEXT@
 DLLEXT    = @DLLEXT@
+CROSSCC   = @CROSSCC@
 LDSHARED  = @LDSHARED@
 DLLWRAP   = @DLLWRAP@
 DLLWRAPFLAGS = --add-stdcall-alias
@@ -110,11 +111,14 @@ LINTS  = $(C_SRCS:.c=.ln)
 
 # Implicit rules
 
-.SUFFIXES: .mc .rc .mc.rc .res .res.o .spec .spec.c .spec.def .pl .ok
+.SUFFIXES: .mc .rc .mc.rc .res .res.o .spec .spec.c .spec.def .pl .ok .cross.o
 
 .c.o:
 	$(CC) -c $(ALLCFLAGS) -o $@ $<
 
+.c.cross.o:
+	$(CROSSCC) -c $(ALLCFLAGS) -o $@ $<
+
 .s.o:
 	$(AS) -o $@ $<
 
@@ -265,7 +269,10 @@ $(SUBDIRS:%=%/__checklink__): dummy
 $(SUBDIRS:%=%/__test__): dummy
 	@cd `dirname $@` && $(MAKE) test
 
-.PHONY: check test $(SUBDIRS:%=%/__test__)
+$(SUBDIRS:%=%/__crosstest__): dummy
+	@cd `dirname $@` && $(MAKE) crosstest
+
+.PHONY: check test crosstest $(SUBDIRS:%=%/__test__) $(SUBDIRS:%=%/__crosstest__)
 
 # Misc. rules
 
diff --git a/Makefile.in b/Makefile.in
index d4594849105..f3171e747f7 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -138,6 +138,8 @@ $(TESTSUBDIRS:%=%/__test__): test_environment
 
 check test:: $(TESTSUBDIRS:%=%/__test__)
 
+crosstest:: $(TESTSUBDIRS:%=%/__crosstest__)
+
 .PHONY: test_environment
 
 # Misc rules
diff --git a/configure b/configure
index 9ca09a28f28..d37b8239511 100755
--- a/configure
+++ b/configure
@@ -10757,6 +10757,95 @@ echo "${ECHO_T}$ac_cv_c_dll_unixware" >&6
         fi
       fi
     fi
+
+        CROSSTEST=""
+
+    if test "$cross_compiling" = "no"
+    then
+      for ac_prog in i586-mingw32msvc-gcc
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CROSSCC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$CROSSCC"; then
+  ac_cv_prog_CROSSCC="$CROSSCC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CROSSCC="$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+CROSSCC=$ac_cv_prog_CROSSCC
+if test -n "$CROSSCC"; then
+  echo "$as_me:$LINENO: result: $CROSSCC" >&5
+echo "${ECHO_T}$CROSSCC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$CROSSCC" && break
+done
+test -n "$CROSSCC" || CROSSCC="false"
+
+      for ac_prog in i586-mingw32msvc-dlltool
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_DLLTOOL+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$DLLTOOL"; then
+  ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_DLLTOOL="$ac_prog"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+fi
+fi
+DLLTOOL=$ac_cv_prog_DLLTOOL
+if test -n "$DLLTOOL"; then
+  echo "$as_me:$LINENO: result: $DLLTOOL" >&5
+echo "${ECHO_T}$DLLTOOL" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$DLLTOOL" && break
+done
+test -n "$DLLTOOL" || DLLTOOL="false"
+
+      if test "$CROSSCC" != "false"; then CROSSTEST="\$(CROSSTEST)"; fi
+    fi
     ;;
 esac
 
@@ -14924,6 +15013,9 @@ s,@LDDLLFLAGS@,$LDDLLFLAGS,;t t
 s,@LDSHARED@,$LDSHARED,;t t
 s,@DLLWRAP@,$DLLWRAP,;t t
 s,@ac_ct_DLLWRAP@,$ac_ct_DLLWRAP,;t t
+s,@CROSSTEST@,$CROSSTEST,;t t
+s,@CROSSCC@,$CROSSCC,;t t
+s,@DLLTOOL@,$DLLTOOL,;t t
 s,@LDPATH@,$LDPATH,;t t
 s,@CRTLIBS@,$CRTLIBS,;t t
 s,@LDD@,$LDD,;t t
@@ -15552,7 +15644,7 @@ if test "$wine_cv_opengl_version_threadsafe" = "yes" -a "x$enable_opengl" = "x"
 then
   echo
   echo "*** Warning: the OpenGL version you have installed relies on libpthread for"
-  echo "*** thread-safety. To prevent crashes, OpenGL support has been removed."
+  echo "*** thread-safety. To prevent crashes, OpenGL support has been disabled."
   echo "*** A fix for glibc 2.1.3 that seems to work is included in this version of Wine,"
   echo "*** start configure with '--enable-opengl' to force OpenGL support."
 fi
diff --git a/configure.ac b/configure.ac
index 139403eee37..b6734e33ceb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -799,6 +799,15 @@ case $host_os in
         fi
       fi
     fi
+
+    dnl Check for cross compiler to build test programs
+    AC_SUBST(CROSSTEST,"")
+    if test "$cross_compiling" = "no"
+    then
+      AC_CHECK_PROGS(CROSSCC,i586-mingw32msvc-gcc,false)
+      AC_CHECK_PROGS(DLLTOOL,i586-mingw32msvc-dlltool,false)
+      if test "$CROSSCC" != "false"; then CROSSTEST="\$(CROSSTEST)"; fi
+    fi
     ;;
 esac
 
@@ -1547,7 +1556,7 @@ if test "$wine_cv_opengl_version_threadsafe" = "yes" -a "x$enable_opengl" = "x"
 then
   echo
   echo "*** Warning: the OpenGL version you have installed relies on libpthread for"
-  echo "*** thread-safety. To prevent crashes, OpenGL support has been removed."
+  echo "*** thread-safety. To prevent crashes, OpenGL support has been disabled."
   echo "*** A fix for glibc 2.1.3 that seems to work is included in this version of Wine,"
   echo "*** start configure with '--enable-opengl' to force OpenGL support."
 fi
diff --git a/dlls/Makedll.rules.in b/dlls/Makedll.rules.in
index cfb5726da37..971f0b1b577 100644
--- a/dlls/Makedll.rules.in
+++ b/dlls/Makedll.rules.in
@@ -51,6 +51,8 @@ checklink:: $(MODULE)$(DLLEXT) $(SUBDIRS:%=%/__checklink__)
 
 check test:: $(SUBDIRS:%=%/__test__)
 
+crosstest:: $(SUBDIRS:%=%/__crosstest__)
+
 $(TESTRESULTS): $(MODULE)$(DLLEXT)
 
 # Sanity check
diff --git a/dlls/Makefile.in b/dlls/Makefile.in
index d31fe6b154f..a85d78e93cb 100644
--- a/dlls/Makefile.in
+++ b/dlls/Makefile.in
@@ -892,6 +892,8 @@ uninstall::
 
 check test:: $(BUILDSUBDIRS:%=%/__test__)
 
+crosstest:: $(BUILDSUBDIRS:%=%/__crosstest__)
+
 checklink:: $(BUILDSUBDIRS:%=%/__checklink__)
 
 ### Dependencies:
diff --git a/dlls/Maketest.rules.in b/dlls/Maketest.rules.in
index 6bbacd8eba4..ab059f0c9bb 100644
--- a/dlls/Maketest.rules.in
+++ b/dlls/Maketest.rules.in
@@ -24,6 +24,10 @@ GEN_C_SRCS   = $(TESTLIST)
 EXTRA_OBJS   = $(TESTMAIN)
 ALL_LIBS     = $(LIBWINE) $(EXTRALIBS) $(LIBS)
 
+CROSSTEST    = $(TESTDLL:%.dll=%)_crosstest.exe
+CROSSTESTMAIN= $(TOPOBJDIR)/programs/winetest/wtmain.cross.o
+CROSSOBJS    = $(C_SRCS:.c=.cross.o) $(GEN_C_SRCS:.c=.cross.o) $(CROSSTESTMAIN)
+
 @MAKE_RULES@
 
 # Rule for main module spec file
@@ -62,10 +66,20 @@ $(TESTRESULTS): $(MODULE)$(DLLEXT) $(TOPOBJDIR)/dlls/$(TESTDLL)$(DLLEXT)
 $(TESTMAIN):
 	cd $(TOPOBJDIR)/programs/winetest && $(MAKE) wtmain.o
 
+# Rules for cross-compiling tests
+
+crosstest:: @CROSSTEST@
+
+$(CROSSTEST): $(CROSSOBJS) Makefile.in
+	$(CROSSCC) $(CROSSOBJS) -o $@ $(DELAYIMPORTS:%=-l%) $(IMPORTS:%=-l%) $(LIBS)
+
+$(CROSSTESTMAIN):
+	cd $(TOPOBJDIR)/programs/winetest && $(MAKE) wtmain.cross.o
+
 # Rules for cleaning
 
 testclean::
 	$(RM) $(TESTRESULTS)
 
 clean::
-	$(RM) $(MODULE) $(TESTLIST) $(TESTRESULTS)
+	$(RM) $(MODULE) $(TESTLIST) $(TESTRESULTS) $(CROSSTEST)
diff --git a/dlls/make_dlls b/dlls/make_dlls
index 559a7900ffc..90f3ebd6fe2 100755
--- a/dlls/make_dlls
+++ b/dlls/make_dlls
@@ -290,6 +290,8 @@ uninstall::
 
 check test:: \$(BUILDSUBDIRS:%=%/__test__)
 
+crosstest:: \$(BUILDSUBDIRS:%=%/__crosstest__)
+
 checklink:: \$(BUILDSUBDIRS:%=%/__checklink__)
 
 ### Dependencies:
diff --git a/programs/winetest/Makefile.in b/programs/winetest/Makefile.in
index 9abfcdc994c..ee1cc8f02f7 100644
--- a/programs/winetest/Makefile.in
+++ b/programs/winetest/Makefile.in
@@ -24,8 +24,10 @@ PLTESTPROGRAM = $(MODULE)$(DLLEXT)
 PLTESTS = \
 	tests/wine.pl
 
+CROSSTEST = wtmain.cross.o
+
 # override all: target so that we don't build the Perl stuff by default
-test_environment: wtmain.o
+test_environment: wtmain.o @CROSSTEST@
 
 @MAKE_PROG_RULES@