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authorLaurent Bercot <ska-skaware@skarnet.org>2016-03-19 18:22:03 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2016-03-19 18:22:03 +0000
commit5089f82369cd1dc0b8f76ff1cf9c7b7ec104a3c4 (patch)
treeceecdd9a522bb90ee6f5ad09072006da6ae49501 /configure
parent32c75049b6b198cbb6cb038977a840353976dd9e (diff)
downloads6-5089f82369cd1dc0b8f76ff1cf9c7b7ec104a3c4.tar.xz
More standard cross-compilation support (only --host, no --enable-cross needed)
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure22
1 files changed, 15 insertions, 7 deletions
diff --git a/configure b/configure
index 3378c99..ab7279f 100755
--- a/configure
+++ b/configure
@@ -43,7 +43,6 @@ Optional features:
--disable-allstatic do not prefer linking against static libraries [enabled]
--enable-static-libc make entirely static binaries [disabled]
--enable-slashpackage[=ROOT] assume /package installation at ROOT [disabled]
- --enable-cross=CROSS prefix toolchain executable names with CROSS [none]
EOF
exit 0
@@ -150,7 +149,7 @@ addlibspath=''
addlibdpath=''
vpaths=''
vpathd=''
-cross="$CROSS_COMPILE"
+build=
for arg ; do
case "$arg" in
@@ -179,11 +178,9 @@ for arg ; do
--enable-slashpackage=*) sproot=${arg#*=} ; slashpackage=true ; ;;
--enable-slashpackage) sproot= ; slashpackage=true ;;
--disable-slashpackage) sproot= ; slashpackage=false ;;
- --enable-cross=*) cross=${arg#*=} ;;
- --enable-cross) ;;
- --disable-cross) cross= ;;
- --enable-*|--disable-*|--with-*|--without-*|--*dir=*|--build=*) ;;
+ --enable-*|--disable-*|--with-*|--without-*|--*dir=*) ;;
--host=*|--target=*) target=${arg#*=} ;;
+ --build=*) build=${arg#*=} ;;
-* ) echo "$0: unknown option $arg" ;;
*=*) ;;
*) target=$arg ;;
@@ -252,6 +249,11 @@ if $slashpackage ; then
fi
# Find a C compiler to use
+if test -n "$target" && test x${build} != x${target} ; then
+ cross=${target}-
+else
+ cross=
+fi
echo "checking for C compiler..."
trycc ${cross}${CC}
trycc ${cross}gcc
@@ -270,7 +272,13 @@ else
fi
echo "checking target system type..."
-test -n "$target" || target=$($CC_AUTO -dumpmachine 2>/dev/null) || target=unknown
+if test -z "$target" ; then
+ if test -n "$build" ; then
+ target=$build ;
+ else
+ target=$($CC_AUTO -dumpmachine 2>/dev/null) || target=unknown
+ fi
+fi
echo " ... $target"
if test ! -d $sysdeps || test ! -f $sysdeps/target ; then
echo "$0: error: $sysdeps is not a valid sysdeps directory"