--- trunk/xvidcore/build/generic/configure.in	2005/01/16 10:34:52	1596
+++ trunk/xvidcore/build/generic/configure.in	2008/11/28 18:16:42	1821
@@ -1,6 +1,6 @@
 dnl ==========================================================================
 dnl
-dnl Autoconf script for XviD
+dnl Autoconf script for Xvid
 dnl
 dnl Copyright(C) 2003-2004 Edouard Gomez <ed.gomez@free.fr>
 dnl
@@ -8,7 +8,7 @@
 
 AC_PREREQ([2.50])
 
-AC_INIT([XviD], [1.1.0-beta1], [xvid-devel@xvid.org])
+AC_INIT([Xvid], [1.3.0], [xvid-devel@xvid.org])
 AC_CONFIG_SRCDIR(configure.in)
 
 dnl Do not forget to increase that when needed.
@@ -16,16 +16,15 @@
 API_MINOR="1"
 
 dnl NASM version requirement
-minimum_nasm_patch_version=34
+minimum_nasm_minor_version=0
+minimum_nasm_major_version=2
 nasm_prog="nasm"
-yasm_prog="yasm"
 
 dnl Default CFLAGS -- Big impact on overall speed
 our_cflags_defaults="-Wall"
 our_cflags_defaults="$our_cflags_defaults -O2"
 our_cflags_defaults="$our_cflags_defaults -fstrength-reduce"
 our_cflags_defaults="$our_cflags_defaults -finline-functions"
-our_cflags_defaults="$our_cflags_defaults -freduce-all-givs"
 our_cflags_defaults="$our_cflags_defaults -ffast-math"
 our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer"
 
@@ -199,7 +198,7 @@
 	BUS="64BIT"
 	;;
      *)
-	AC_MSG_ERROR([XviD supports only 32/64 bit architectures])
+	AC_MSG_ERROR([Xvid supports only 32/64 bit architectures])
 	;;
 esac
 
@@ -265,7 +264,14 @@
 SPECIFIC_CFLAGS=""
 PRE_SHARED_LIB=""
 case "$target_os" in
-     *bsd*|linux*|irix*|solaris*)
+     linux*|solaris*)
+	AC_MSG_RESULT([ok])
+	STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)"
+	SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)"
+	SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -Wl,--version-script=libxvidcore.ld -lc -lm"
+	SPECIFIC_CFLAGS="-fPIC"
+	;;
+     *bsd*|irix*)
 	AC_MSG_RESULT([ok])
 	STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)"
 	SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)"
@@ -334,40 +340,35 @@
 
    dnl
    dnl Checking for nasm compatible programs
-   dnl yasm is preferred over nasm, because... i can use it
-   dnl to profile assembly code ;-)
    dnl
 
    found_nasm_comp_prog="no"
    chosen_asm_prog=""
 
-   dnl Check for yasm first
-   AC_CHECK_PROG([ac_yasm], [$yasm_prog], [yes], [no], , [yes])
-   if test "$ac_yasm" = "yes" ; then
-     found_nasm_comp_prog="yes"
-     chosen_asm_prog="$yasm_prog"
-   fi
-
-   dnl if yasm hasn't been found, then check for nasm (not buggy version)
-   if test "$found_nasm_comp_prog" = "no" -a "$ARCHITECTURE" != "X86_64" ; then
+   dnl Check for nasm (not buggy version)
+   if test "$found_nasm_comp_prog" = "no" ; then
        AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes])
        if test "$ac_nasm" = "yes" ; then
            dnl
-           dnl Checking nasm patch version
+           dnl Checking nasm version
            dnl
-           AC_MSG_CHECKING([for nasm patch version])
-           nasm_patch=`$nasm_prog -r | cut -d '.' -f 3 | cut -d ' ' -f 1`
-           if test -z $nasm_patch ; then
-              nasm_patch=-1
+           AC_MSG_CHECKING([for nasm version])
+           nasm_minor=`$nasm_prog -v | cut -d '.' -f 2 | cut -d ' ' -f 1`
+           nasm_major=`$nasm_prog -v | cut -d '.' -f 1 | cut -d ' ' -f 3`
+           if test -z $nasm_minor ; then
+              nasm_minor=-1
            fi
-           AC_MSG_RESULT([$nasm_patch])
-
+           if test -z $nasm_major ; then
+              nasm_major=-1
+           fi
+           AC_MSG_RESULT([$nasm_major])
 
-           if test "$nasm_patch" -lt "$minimum_nasm_patch_version" ; then
-               AC_MSG_WARN([nasm patch version is too old])
+           dnl need nasm 2.x for SSE3/4 and X86_64
+           if test "$nasm_major" -lt "$minimum_nasm_major_version" ; then
+             AC_MSG_WARN([nasm version is too old])
            else
-               found_nasm_comp_prog="yes"
-		       chosen_asm_prog="$nasm_prog"
+             found_nasm_comp_prog="yes"
+	       chosen_asm_prog="$nasm_prog"
            fi
        fi
    fi
@@ -379,25 +380,41 @@
        AC_MSG_CHECKING([for asm object format])
        case "$target_os" in
            *bsd*|linux*|beos|irix*|solaris*)
-               AC_MSG_RESULT([elf])
-               NASM_FORMAT="elf"
+               if test "$ARCHITECTURE" = "X86_64" ; then
+                   AC_MSG_RESULT([elf64])
+                   NASM_FORMAT="elf64"
+               else
+                   AC_MSG_RESULT([elf])
+                   NASM_FORMAT="elf"
+               fi
 	       MARK_FUNCS="-DMARK_FUNCS"
 	           PREFIX=""
                ;;
            [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*)
-               AC_MSG_RESULT([win32])
-               NASM_FORMAT="win32"
-	       PREFIX="-DPREFIX"
+               if test "$ARCHITECTURE" = "X86_64" ; then
+                   AC_MSG_RESULT([win64])
+                   NASM_FORMAT="win64"
+               else
+                   AC_MSG_RESULT([win32])
+                   NASM_FORMAT="win32"
+               fi
+	       PREFIX="-DWINDOWS"
 	       MARK_FUNCS=""
                ;;
+           *darwin*)
+               AC_MSG_RESULT([macho])
+               NASM_FORMAT="macho"
+               PREFIX="-DPREFIX"
+               MARK_FUNCS=""
+               ;;
        esac
 
        AS="$chosen_asm_prog"
        ASSEMBLY_EXTENSION="asm"
-       AFLAGS="-I\$(<D)/ -f $NASM_FORMAT $PREFIX $MARK_FUNCS"
+       AFLAGS="-I\$(<D)/ -I../../src/ -f $NASM_FORMAT $PREFIX $MARK_FUNCS"
        ASSEMBLY_SOURCES="SRC_${ARCHITECTURE}"
        if test "$ARCHITECTURE" = "X86_64" ; then
-               AFLAGS=${AFLAGS}" -m amd64"
+               AFLAGS=${AFLAGS}" -DARCH_IS_X86_64"
        fi
    else 
        AC_MSG_WARN([no correct assembler was found - Compiling generic sources only])
@@ -538,6 +555,26 @@
 
 dnl ==========================================================================
 dnl
+dnl Check for pthread
+dnl
+dnl ==========================================================================
+
+AC_CHECK_HEADER(
+	pthread.h,
+	AC_CHECK_LIB(
+		pthread,
+		pthread_create,
+		AC_CHECK_LIB(
+			pthread,
+			pthread_join,
+			SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD"
+			SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread",
+			AC_MSG_WARN(Pthread not supported. No SMP support)),
+		AC_MSG_WARN(Pthread not supported. No SMP support)),
+	AC_MSG_WARN(Pthread not supported. No SMP support))
+
+dnl ==========================================================================
+dnl 
 dnl Now we can set CFLAGS if needed
 dnl
 dnl ==========================================================================
@@ -562,6 +599,48 @@
 fi
 
 dnl ==========================================================================
+dnl Some gcc flags can't be used for gcc >= 3.4.0 
+dnl ==========================================================================
+
+if test "$GCC" = "yes" ; then
+cat << EOF > test.c
+#include <stdio.h>
+int main(int argc, char **argv)
+{
+	if (*argv[[1]] == 'M') {
+		printf("%d", __GNUC__);
+	}
+	if (*argv[[1]] == 'm') {
+		printf("%d", __GNUC_MINOR__);
+	}
+	return 0;
+}
+EOF
+	$CC -o gcc-ver test.c
+	
+	GCC_MAJOR=`./gcc-ver M`
+	GCC_MINOR=`./gcc-ver m`
+
+	rm -f test.c
+	rm -f gcc-ver
+
+	# GCC 4.x
+	if test "${GCC_MAJOR}" -gt 3 ; then
+		CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g`
+		CFLAGS=`echo $CFLAGS | sed s,'-freduce-all-givs','',g`
+		CFLAGS=`echo $CFLAGS | sed s,'-fmove-all-movables','',g`
+		CFLAGS=`echo $CFLAGS | sed s,'-fnew-ra','',g`
+		CFLAGS=`echo $CFLAGS | sed s,'-fwritable-strings','',g`
+	fi
+
+	# GCC 3.4.x
+	if test "${GCC_MAJOR}" -eq 3 && test "${GCC_MINOR}" -gt 3 ; then
+		CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g`
+	fi
+fi
+
+
+dnl ==========================================================================
 dnl
 dnl Substitions
 dnl