Allow override of GCCVER and noexecstack checking from environment.

[openssl.git] / config

diff --git a/config b/config
index 74cda563e8c7dd7ef72b551b27e5f7e42748468c..7a40df5774123c24b823d2f64f669764ad18ef1e 100755 (executable)
--- a/config
+++ b/config
@@ -370,6 +370,10 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
     NONSTOP_KERNEL*)
        echo "nsr-tandem-nsk"; exit 0;
        ;;
+
+    vxworks*)
+       echo "${MACHINE}-whatever-vxworks"; exit 0;
+       ;;
 esac
 
 #
@@ -407,7 +411,9 @@ exit 0
 # this is where the translation occurs into SSLeay terms
 # ---------------------------------------------------------------------------
 
-GCCVER=`(gcc -dumpversion) 2>/dev/null`
+if [ -z "$GCCVER" ]; then
+       GCCVER=`(gcc -dumpversion) 2>/dev/null`
+fi
 if [ "$GCCVER" != "" ]; then
   # then strip off whatever prefix egcs prepends the number with...
   # Hopefully, this will work for any future prefixes as well.
@@ -583,6 +589,11 @@ case "$GUESSOS" in
        OUT="linux-ppc"
        ;;
   ppc-*-linux2) OUT="linux-ppc" ;;
+  ppc60x-*-vxworks*) OUT="vxworks-ppc60x" ;;
+  ppcgen-*-vxworks*) OUT="vxworks-ppcgen" ;;
+  pentium-*-vxworks*) OUT="vxworks-pentium" ;;
+  simlinux-*-vxworks*) OUT="vxworks-simlinux" ;;
+  mips-*-vxworks*) OUT="vxworks-mips";;
   ia64-*-linux?) OUT="linux-ia64" ;;
   sparc64-*-linux2)
        echo "WARNING! If you *know* that your GNU C supports 64-bit/V9 ABI"
@@ -624,6 +635,7 @@ case "$GUESSOS" in
        options="$options -DB_ENDIAN -mschedule=$CPUSCHEDULE -march=$CPUARCH"
        OUT="linux-generic32" ;;
   armv[1-3]*-*-linux2) OUT="linux-generic32" ;;
+  armv[7-9]*-*-linux2) OUT="linux-armv4"; options="$options -march=armv7-a" ;;
   arm*-*-linux2) OUT="linux-armv4" ;;
   sh*b-*-linux2) OUT="linux-generic32"; options="$options -DB_ENDIAN" ;;
   sh*-*-linux2)  OUT="linux-generic32"; options="$options -DL_ENDIAN" ;;
@@ -747,20 +759,17 @@ case "$GUESSOS" in
        if [ $CC = "gcc" -a $GCC_BITS = "64" ]; then
            OUT="hpux64-parisc2-gcc"
        fi
-       KERNEL_BITS=`(getconf KERNEL_BITS) 2>/dev/null`
+       [ "$KERNEL_BITS" ] || KERNEL_BITS=`(getconf KERNEL_BITS) 2>/dev/null`
        KERNEL_BITS=${KERNEL_BITS:-32}
        CPU_VERSION=`(getconf CPU_VERSION) 2>/dev/null`
        CPU_VERSION=${CPU_VERSION:-0}
        # See <sys/unistd.h> for further info on CPU_VERSION.
        if   [ $CPU_VERSION -ge 768 ]; then     # IA-64 CPU
-            echo "WARNING! 64-bit ABI is the default configured ABI on HP-UXi."
-            echo "         If you wish to build 32-bit library, the you have to"
-            echo "         invoke './Configure hpux-ia64-cc' *manually*."
-            if [ "$TEST" = "false" -a -t 1 ]; then
-               echo "         You have about 5 seconds to press Ctrl-C to abort."
-               (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
-            fi
-            OUT="hpux64-ia64-cc"
+            if [ $KERNEL_BITS -eq 64 -a "$CC" = "cc" ]; then
+               OUT="hpux64-ia64-cc"
+             else
+               OUT="hpux-ia64-cc"
+             fi
        elif [ $CPU_VERSION -ge 532 ]; then     # PA-RISC 2.x CPU
             OUT=${OUT:-"hpux-parisc2-${CC}"}
             if [ $KERNEL_BITS -eq 64 -a "$CC" = "cc" ]; then
@@ -781,7 +790,7 @@ case "$GUESSOS" in
        options="$options -D_REENTRANT" ;;
   *-hpux)      OUT="hpux-parisc-$CC" ;;
   *-aix)
-       KERNEL_BITS=`(getconf KERNEL_BITMODE) 2>/dev/null`
+       [ "$KERNEL_BITS" ] || KERNEL_BITS=`(getconf KERNEL_BITMODE) 2>/dev/null`
        KERNEL_BITS=${KERNEL_BITS:-32}
        OBJECT_MODE=${OBJECT_MODE:-32}
        if [ "$CC" = "gcc" ]; then
@@ -837,6 +846,17 @@ esac
 #  options="$options -DATALLA"
 #fi
 
+if [ -n "$CONFIG_OPTIONS" ]; then
+  options="$options $CONFIG_OPTIONS"
+fi
+
+if [ -z "$CONFIG_SKIP_NOEXECSTACK" ]; then
+  ! expr "$options" : '.*no\-asm' > /dev/null && \
+  ($CC -Wa,--help -c -o /dev/null -x assembler /dev/null 2>&1 | \
+ grep \\--noexecstack) 2>&1 > /dev/null && \
+  options="$options -Wa,--noexecstack"
+fi
+
 # gcc < 2.8 does not support -march=ultrasparc
 if [ "$OUT" = solaris-sparcv9-gcc -a $GCCVER -lt 28 ]
 then