X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=configure;h=0cc246dc444901655e2792eedc87c90682597aee;hb=5ec818320745db0e78c37cbf7db3a6ec2c6c8dfb;hp=f54fdda230db9f20e7e01a2937359ed547324b95;hpb=8609ffa0dd7092509c0ec5c4c667ab6eea503fd7;p=x264

diff --git a/configure b/configure
index f54fdda2..0cc246dc 100755
--- a/configure
+++ b/configure
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/bash
 
 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
 
@@ -7,10 +7,10 @@ echo ""
 echo "available options:"
 echo ""
 echo "  --help                   print this message"
-echo "  --enable-avis-input      enables avisynth input (win32 only)"
-echo "  --enable-mp4-output      enables mp4 output (using gpac)"
-echo "  --enable-gtk             build GTK+ interface"
-echo "  --enable-pthread         enables multithreaded encoding"
+echo "  --disable-avs-input      disables avisynth input (win32 only)"
+echo "  --disable-mp4-output     disables mp4 output (using gpac)"
+echo "  --disable-pthread        disables multithreaded encoding"
+echo "  --disable-asm            disables assembly optimizations on x86 and arm"
 echo "  --enable-debug           adds -g, doesn't strip"
 echo "  --enable-gprof           adds -pg, doesn't strip"
 echo "  --enable-visualize       enables visualization (X11 only)"
@@ -20,25 +20,26 @@ echo "  --extra-asflags=EASFLAGS add EASFLAGS to ASFLAGS"
 echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS"
 echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS"
 echo "  --host=HOST              build programs to run on HOST"
+echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools"
 echo ""
 exit 1
 fi
 
 cc_check() {
-    cat > conftest.c << EOF
-#include <$1>
-int main () { $3 return 0; }
-EOF
+    rm -f conftest.c
+    [ -n "$1" ] && echo "#include <$1>" > conftest.c
+    echo "int main () { $3 return 0; }" >> conftest.c
     $CC conftest.c $CFLAGS $LDFLAGS $2 -o conftest 2>$DEVNULL
-    TMP="$?"
-    return $TMP
 }
 
 as_check() {
     echo "$1" > conftest.asm
     $AS conftest.asm $ASFLAGS $2 -o conftest.o 2>$DEVNULL
-    TMP="$?"
-    return $TMP
+}
+
+die() {
+    echo "$@"
+    exit 1
 }
 
 rm -f config.h config.mak x264.pc conftest*
@@ -50,38 +51,24 @@ libdir='${exec_prefix}/lib'
 includedir='${prefix}/include'
 DEVNULL='/dev/null'
 
-avis_input="auto"
+avs_input="auto"
 mp4_output="auto"
 pthread="auto"
+asm="yes"
 debug="no"
 gprof="no"
 pic="no"
-gtk="no"
 vis="no"
 shared="no"
 
-CC="${CC-gcc}"
 CFLAGS="$CFLAGS -Wall -I."
 LDFLAGS="$LDFLAGS"
+ASFLAGS="$ASFLAGS"
 HAVE_GETOPT_LONG=1
-
-AS="yasm"
-ASFLAGS=""
+cross_prefix=""
 
 EXE=""
 
-# check whether 'echo -n' works as expected, otherwise try printf
-if [ "x`echo -n houba`" = xhouba ]
-then
-  ECHON="echo -n"
-elif [ "x`printf houba`" = xhouba ]
-then
-  ECHON="printf"
-else
-  echo "Neither 'echo -n' nor 'printf' are working with your shell!"
-  exit 1
-fi
-
 # parse options
 
 for opt do
@@ -102,11 +89,22 @@ for opt do
         --includedir=*)
             includedir="$optarg"
             ;;
-        --enable-avis-input)
-            avis_input="yes"
+        --enable-asm)
+            asm="yes"
+            ;;
+        --disable-asm)
+            asm="no"
+            ;;
+        --enable-avs-input=*)
+            avs_input="$optarg"
+            if [ "$avs_input" != "auto" -a "$avs_input" != "vfw" -a "$avs_input" != "avs" ] ; then
+                echo "unrecognized enable-avis-input option '$avs_input'"
+                echo "available options are 'auto', 'avs', or 'vfw'"
+                avs_input="auto"
+            fi
             ;;
-        --disable-avis-input)
-            avis_input="no"
+        --disable-avs-input)
+            avs_input="no"
             ;;
         --enable-mp4-output)
             mp4_output="yes"
@@ -140,12 +138,6 @@ for opt do
         --enable-pic)
             pic="yes"
             ;;
-        --enable-gtk)
-            gtk="yes"
-            ;;
-        --disable-gtk)
-            gtk="no"
-            ;;
         --enable-shared)
             shared="yes"
             ;;
@@ -157,12 +149,20 @@ for opt do
         --host=*)
             host="${opt#--host=}"
             ;;
+        --cross-prefix=*)
+            cross_prefix="${opt#--cross-prefix=}"
+            ;;
         *)
             echo "Unknown option $opt, ignored"
             ;;
     esac
 done
 
+CC="${CC-${cross_prefix}gcc}"
+AR="${AR-${cross_prefix}ar}"
+RANLIB="${RANLIB-${cross_prefix}ranlib}"
+STRIP="${STRIP-${cross_prefix}strip}"
+
 if [ "x$host" = x ]; then
     host=`./config.guess`
 fi
@@ -183,7 +183,10 @@ case $host_os in
   darwin*)
     SYS="MACOSX"
     CFLAGS="$CFLAGS -falign-loops=16"
-    LDFLAGS="$LDFLAGS -lm -lmx"
+    LDFLAGS="$LDFLAGS -lm"
+    if [ "$pic" = "no" ]; then
+        cc_check "" -mdynamic-no-pic && CFLAGS="$CFLAGS -mdynamic-no-pic"
+    fi
     ;;
   freebsd*)
     SYS="FREEBSD"
@@ -203,17 +206,19 @@ case $host_os in
     CFLAGS="$CFLAGS -I/usr/X11R6/include"
     LDFLAGS="$LDFLAGS -lm"
     ;;
-  linux*)
+  *linux*)
     SYS="LINUX"
     CFLAGS="$CFLAGS -DHAVE_MALLOC_H"
     LDFLAGS="$LDFLAGS -lm"
     ;;
   cygwin*)
-    SYS="CYGWIN"
-    CFLAGS="$CFLAGS -mno-cygwin"
-    LDFLAGS="$LDFLAGS -mno-cygwin"
+    SYS="MINGW"
     EXE=".exe"
     DEVNULL="NUL"
+    if cc_check "" -mno-cygwin; then
+        CFLAGS="$CFLAGS -mno-cygwin"
+        LDFLAGS="$LDFLAGS -mno-cygwin"
+    fi
     ;;
   mingw*)
     SYS="MINGW"
@@ -227,8 +232,7 @@ case $host_os in
     HAVE_GETOPT_LONG=0
     ;;
   *)
-    echo "Unknown system $host, edit the configure"
-    exit 1
+    die "Unknown system $host, edit the configure"
     ;;
 esac
 
@@ -236,36 +240,43 @@ case $host_cpu in
   i*86)
     ARCH="X86"
     AS="yasm"
-    ASFLAGS="-O2"
+    ASFLAGS="$ASFLAGS -O2"
+    if [[ "$asm" == yes && "$CFLAGS" != *-march* ]]; then
+      CFLAGS="$CFLAGS -march=i686"
+    fi
+    if [[ "$asm" == yes && "$CFLAGS" != *-mfpmath* ]]; then
+      CFLAGS="$CFLAGS -mfpmath=sse -msse"
+    fi
     if [ "$SYS" = MACOSX ]; then
       ASFLAGS="$ASFLAGS -f macho -DPREFIX"
-    elif [ "$SYS" = CYGWIN -o "$SYS" = MINGW ]; then
+    elif [ "$SYS" = MINGW ]; then
       ASFLAGS="$ASFLAGS -f win32 -DPREFIX"
-    elif [ "$SYS" = NETBSD ]; then
-      ASFLAGS="$ASFLAGS -f aoutb"
     else
       ASFLAGS="$ASFLAGS -f elf"
     fi
-    as_check || AS="nasm"
     ;;
   x86_64)
     ARCH="X86_64"
     AS="yasm"
     if [ "$SYS" = MACOSX ];then
-      ASFLAGS="-f macho64 -m amd64 -D__PIC__ -DPREFIX"
-      CFLAGS="$CFLAGS -arch x86_64"
-      LDFLAGS="$LDFLAGS -arch x86_64"
+      ASFLAGS="$ASFLAGS -f macho64 -m amd64 -DPIC -DPREFIX"
+      if cc_check '' "-arch x86_64"; then
+        CFLAGS="$CFLAGS -arch x86_64"
+        LDFLAGS="$LDFLAGS -arch x86_64"
+      fi
+    elif [ "$SYS" = MINGW ]; then
+      ASFLAGS="$ASFLAGS -f win32 -m amd64 -DPREFIX"
     else
-      ASFLAGS="-f elf -m amd64"
+      ASFLAGS="$ASFLAGS -f elf -m amd64"
     fi
     ;;
   powerpc|powerpc64)
     ARCH="PPC"
     if [ $SYS = MACOSX ]
     then
-      ALTIVECFLAGS="$ALTIVECFLAGS -faltivec -fastf -mcpu=G4"
+      CFLAGS="$CFLAGS -faltivec -fastf -mcpu=G4"
     else
-      ALTIVECFLAGS="$ALTIVECFLAGS -maltivec -mabi=altivec"
+      CFLAGS="$CFLAGS -maltivec -mabi=altivec -DHAVE_ALTIVEC_H"
     fi
     ;;
   sparc)
@@ -273,8 +284,8 @@ case $host_cpu in
       ARCH="UltraSparc"
       CFLAGS="$CFLAGS -mcpu=ultrasparc"
       LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
-      AS="as"
-      ASFLAGS="-xarch=v8plusa"
+      AS="${cross_prefix}as"
+      ASFLAGS="$ASFLAGS -xarch=v8plusa"
     else
       ARCH="Sparc"
     fi
@@ -284,6 +295,7 @@ case $host_cpu in
     ;;
   arm*)
     ARCH="ARM"
+    AS="${AS-${cross_prefix}gcc}"
     ;;
   s390|s390x)
     ARCH="S390"
@@ -298,47 +310,58 @@ esac
 
 # check requirements
 
-if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" \) ] ; then
+cc_check || die "No working C compiler found."
+
+if [ $shared = yes -a \( $ARCH = "X86_64" -o $ARCH = "PPC" -o $ARCH = "ALPHA" -o $ARCH = "ARM" \) ] ; then
     pic="yes"
 fi
 
-if [ $SYS = MACOSX -a $ARCH = X86 ]
-then
-  # we want Apple's nasm from Xcode 2.4.1 or later
-  NASM_BUILD_REQUIRED=11
-  NASM_BUILD=`nasm -v|grep "Apple Computer"|sed 's/.*build \([0-9]*\).*/\1/'`
-  if [ $NASM_BUILD -lt $NASM_BUILD_REQUIRED ]
-  then
-    echo "Your version of 'nasm' is too old."
-    echo "Please install Xcode 2.4.1 or later."
-    AS=""
-  fi
+if [ $asm = yes -a \( $ARCH = X86 -o $ARCH = X86_64 \) ] ; then
+    if ! as_check "lzcnt eax, eax" ; then
+        VER=`($AS --version || echo no assembler) 2>$DEVNULL | head -n 1`
+        echo "Found $VER"
+        echo "Minimum version is yasm-0.6.2"
+        echo "If you really want to compile without asm, configure with --disable-asm."
+        exit 1
+    fi
+    if ! cc_check '' '' 'asm("pabsw %xmm0, %xmm0");' ; then
+        VER=`(as --version || echo no gnu as) 2>$DEVNULL | head -n 1`
+        echo "Found $VER"
+        echo "Minimum version is binutils-2.17"
+        echo "Your compiler can't handle inline SSSE3 asm."
+        echo "If you really want to compile without asm, configure with --disable-asm."
+        exit 1
+    fi
+    CFLAGS="$CFLAGS -DHAVE_MMX"
 fi
 
-if [ $ARCH = X86 -o $ARCH = X86_64 ] ; then
-    if [ $ARCH = X86 -a $pic = yes -a x$AS = xyasm -a\
-         "`yasm --version | head -n 1`" "<" "yasm 0.6.2" ] ; then
-         echo "yasm prior to 0.6.2 miscompiles PIC. trying nasm instead..."
-         AS=nasm
-    fi
-    if as_check ; then
-        CFLAGS="$CFLAGS -DHAVE_MMX"
-        if as_check "pabsw xmm0, xmm0" ; then
-            ASFLAGS="$ASFLAGS -DHAVE_SSE3"
-            CFLAGS="$CFLAGS -DHAVE_SSE3"
-        fi
+if [ $asm = yes -a $ARCH = ARM ] ; then
+    # set flags so neon is built by default
+    echo $CFLAGS | grep -Eq '(-mcpu|-march|-mfpu|-mfloat-abi)' || CFLAGS="$CFLAGS -mcpu=cortex-a8 -mfpu=neon -mfloat-abi=softfp"
+
+    if  cc_check '' '' 'asm("rev ip, ip");' ; then      CFLAGS="$CFLAGS -DHAVE_ARMV6"
+        cc_check '' '' 'asm("movt r0, #0");'         && CFLAGS="$CFLAGS -DHAVE_ARMV6T2"
+        cc_check '' '' 'asm("vadd.i16 q0, q0, q0");' && CFLAGS="$CFLAGS -DHAVE_NEON"
+        ASFLAGS="$ASFLAGS $CFLAGS -c"
     else
-        echo "No suitable assembler found.  x264 will be several times slower."
-        echo "Please install 'yasm' to get MMX/SSE optimized code."
-        AS=""
+        echo "You specified a pre-ARMv6 or Thumb-1 CPU in your CFLAGS."
+        echo "If you really want to run on such a CPU, configure with --disable-asm."
+        exit 1
     fi
 fi
 
+[ $asm = no ] && AS=""
+[ "x$AS" = x ] && asm="no"
+
 CFLAGS="$CFLAGS -DARCH_$ARCH -DSYS_$SYS"
 
-echo "unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';" > conftest.c
+echo "int i = 0x42494745; double f = 0x1.0656e6469616ep+102;" > conftest.c
 $CC $CFLAGS conftest.c -c -o conftest.o 2>$DEVNULL || die "endian test failed"
-grep -q BIGE conftest.o && CFLAGS="$CFLAGS -DWORDS_BIGENDIAN"
+if grep -q BIGE conftest.o && grep -q FPendian conftest.o ; then
+    CFLAGS="$CFLAGS -DWORDS_BIGENDIAN"
+elif !(grep -q EGIB conftest.o && grep -q naidnePF conftest.o) ; then
+    die "endian test failed"
+fi
 
 # autodetect options that weren't forced nor disabled
 
@@ -349,7 +372,7 @@ if test "$pthread" = "auto" ; then
         BEOS)
             pthread="yes"
             ;;
-        MINGW|CYGWIN)
+        MINGW)
             if cc_check pthread.h -lpthread "pthread_create(0,0,0,0);" ; then
                 pthread="yes"
                 libpthread="-lpthread"
@@ -360,8 +383,15 @@ if test "$pthread" = "auto" ; then
                 pthread="yes"
                 libpthread="-lpthreadGC2 -lwsock32"
                 CFLAGS="$CFLAGS -DPTW32_STATIC_LIB"
+            elif cc_check pthread.h "-lpthreadGC2 -lws2_32 -DPTW32_STATIC_LIB" "pthread_create(0,0,0,0);" ; then
+                pthread="yes"
+                libpthread="-lpthreadGC2 -lws2_32"
+                CFLAGS="$CFLAGS -DPTW32_STATIC_LIB"
             fi
             ;;
+        OPENBSD)
+            cc_check pthread.h -pthread && pthread="yes" && libpthread="-pthread"
+            ;;
         *)
             cc_check pthread.h -lpthread && pthread="yes" && libpthread="-lpthread"
             ;;
@@ -373,7 +403,7 @@ if test "$pthread" = "yes" ; then
 fi
 
 MP4_LDFLAGS="-lgpac_static"
-if [ $SYS = CYGWIN -o $SYS = MINGW ]; then
+if [ $SYS = MINGW ]; then
     MP4_LDFLAGS="$MP4_LDFLAGS -lwinmm"
 fi
 if [ "$mp4_output" = "auto" ] ; then
@@ -385,21 +415,35 @@ if [ "$mp4_output" = "yes" ] ; then
     LDFLAGS="$LDFLAGS $MP4_LDFLAGS"
 fi
 
-if [ "$avis_input" = "auto" ] ; then
-    if [ $SYS = CYGWIN -o $SYS = MINGW ]; then
-        avis_input="yes"
+if [ "$avs_input" = "auto" -o "$avs_input" = "avs" ] ; then
+    if [ $SYS = MINGW ] && cc_check avisynth_c.h ; then
+        avs_input="avs"
+        echo "#define AVS_INPUT" >> config.h
+        echo "#define HAVE_AVISYNTH_C_H" >> config.h
+    elif [ $SYS = MINGW ] && cc_check extras/avisynth_c.h ; then
+        avs_input="avs"
+        echo "#define AVS_INPUT" >> config.h
     else
-        avis_input="no";
+        avs_input="auto"
     fi
 fi
-if [ "$avis_input" = "yes" ] ; then
-    echo "#define AVIS_INPUT" >> config.h
-    LDFLAGS="$LDFLAGS -lvfw32"
+if [ "$avs_input" = "auto" -o "$avs_input" = "vfw" ] ; then
+    if [ $SYS = MINGW ] && cc_check "stdlib.h" -lvfw32 ; then
+        echo "#define VFW_INPUT" >> config.h
+        LDFLAGS="$LDFLAGS -lvfw32"
+        avs_input="vfw"
+    elif [ $SYS = MINGW ] && cc_check "stdlib.h" -lavifil32 ; then
+        echo "#define VFW_INPUT" >> config.h
+        LDFLAGS="$LDFLAGS -lavifil32"
+        avs_input="vfw"
+    else
+        avs_input="no";
+    fi
 fi
 
 if [ "$pic" = "yes" ] ; then
     CFLAGS="$CFLAGS -fPIC"
-    ASFLAGS="$ASFLAGS -D__PIC__"
+    ASFLAGS="$ASFLAGS -DPIC"
     # resolve textrels in the x86 asm
     cc_check stdio.h -Wl,-Bsymbolic && LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 fi
@@ -411,6 +455,10 @@ fi
 
 if [ "$debug" = "yes" ]; then
     CFLAGS="-O1 -g $CFLAGS"
+elif [ $ARCH = ARM ]; then
+    # arm-gcc-4.2 produces incorrect output with -ffast-math
+    # and it doesn't save any speed anyway on 4.4, so disable it
+    CFLAGS="-O4 -fno-fast-math $CFLAGS"
 else
     CFLAGS="-O4 -ffast-math $CFLAGS"
 fi
@@ -437,38 +485,38 @@ ARCH=$ARCH
 SYS=$SYS
 CC=$CC
 CFLAGS=$CFLAGS
-ALTIVECFLAGS=$ALTIVECFLAGS
 LDFLAGS=$LDFLAGS
+AR=$AR
+RANLIB=$RANLIB
+STRIP=$STRIP
 AS=$AS
 ASFLAGS=$ASFLAGS
-GTK=$gtk
 EXE=$EXE
 VIS=$vis
 HAVE_GETOPT_LONG=$HAVE_GETOPT_LONG
 DEVNULL=$DEVNULL
-ECHON=$ECHON
 EOF
 
-$ECHON 'CONFIGURE_ARGS=' >> config.mak
-for A in "$@" ; do
-    $ECHON " '$A'" >> config.mak
-done
-echo '' >> config.mak
-
-cp config.mak gtk/config.mak
-
 if [ "$shared" = "yes" ]; then
     API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
-    echo "SONAME=libx264.so.$API" >> config.mak
-    echo 'default: $(SONAME)' >> config.mak
-    if [ "$gtk" = "yes" ]; then
-        echo "SONAMEGTK=libx264gtk.so.$API" >> gtk/config.mak
+    if [ "$SYS" = "MINGW" ]; then
+        echo "SONAME=libx264-$API.dll" >> config.mak
+        echo 'IMPLIBNAME=libx264.dll.a' >> config.mak
+        echo 'SOFLAGS=-Wl,--out-implib,$(IMPLIBNAME) -Wl,--enable-auto-image-base' >> config.mak
+    elif [ "$SYS" = "MACOSX" ]; then
+        echo "SOSUFFIX=dylib" >> config.mak
+        echo "SONAME=libx264.$API.dylib" >> config.mak
+        echo 'SOFLAGS=-dynamiclib -Wl,-single_module -Wl,-read_only_relocs,suppress -install_name $(DESTDIR)$(libdir)/$(SONAME)' >> config.mak
+    elif [ "$SYS" = "SunOS" ]; then
+        echo "SOSUFFIX=so" >> config.mak
+        echo "SONAME=libx264.so.$API" >> config.mak
+        echo 'SOFLAGS=-Wl,-h,$(SONAME)' >> config.mak
+    else
+        echo "SOSUFFIX=so" >> config.mak
+        echo "SONAME=libx264.so.$API" >> config.mak
+        echo 'SOFLAGS=-Wl,-soname,$(SONAME)' >> config.mak
     fi
-fi
-
-if [ "$gtk" = "yes" ]; then
-    echo 'default: libx264gtk.a' >> config.mak
-    echo 'install: install-gtk' >> config.mak
+    echo 'default: $(SONAME)' >> config.mak
 fi
 
 ./version.sh
@@ -491,10 +539,10 @@ EOF
 
 echo "Platform:   $ARCH"
 echo "System:     $SYS"
-echo "avis input: $avis_input"
+echo "asm:        $asm"
+echo "avs input:  $avs_input"
 echo "mp4 output: $mp4_output"
 echo "pthread:    $pthread"
-echo "gtk:        $gtk"
 echo "debug:      $debug"
 echo "gprof:      $gprof"
 echo "PIC:        $pic"