diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 30 |
1 files changed, 25 insertions, 5 deletions
@@ -9,6 +9,9 @@ VAR=VALUE. See below for descriptions of some of the useful variables. Defaults for the options are specified in brackets. +Configuration: + --srcdir=DIR source directory [detected] + Installation directories: --prefix=PREFIX main installation prefix [/usr/local/musl] --exec-prefix=EPREFIX installation prefix for executable files [PREFIX] @@ -117,6 +120,7 @@ CFLAGS_TRY= LDFLAGS_AUTO= LDFLAGS_TRY= OPTIMIZE_GLOBS= +srcdir= prefix=/usr/local/musl exec_prefix='$(prefix)' bindir='$(exec_prefix)/bin' @@ -139,6 +143,7 @@ clang_wrapper=no for arg ; do case "$arg" in --help) usage ;; +--srcdir=*) srcdir=${arg#*=} ;; --prefix=*) prefix=${arg#*=} ;; --exec-prefix=*) exec_prefix=${arg#*=} ;; --bindir=*) bindir=${arg#*=} ;; @@ -179,11 +184,23 @@ LIBCC=*) LIBCC=${arg#*=} ;; esac done -for i in prefix exec_prefix bindir libdir includedir syslibdir ; do +for i in srcdir prefix exec_prefix bindir libdir includedir syslibdir ; do stripdir $i done # +# Get the source dir for out-of-tree builds +# +if test -z "$srcdir" ; then +srcdir="${0%/configure}" +stripdir srcdir +fi +abs_builddir="$(pwd)" || fail "$0: cannot determine working directory" +abs_srcdir="$(cd $srcdir && pwd)" || fail "$0: invalid source directory $srcdir" +test "$abs_srcdir" = "$abs_builddir" && srcdir=. +test "$srcdir" != "." -a -f Makefile -a ! -h Makefile && fail "$0: Makefile already exists in the working directory" + +# # Get a temp filename we can use # i=0 @@ -263,11 +280,11 @@ fi fi if test "$gcc_wrapper" = yes ; then -tools="$tools tools/musl-gcc" +tools="$tools obj/musl-gcc" tool_libs="$tool_libs lib/musl-gcc.specs" fi if test "$clang_wrapper" = yes ; then -tools="$tools tools/musl-clang tools/ld.musl-clang" +tools="$tools obj/musl-clang obj/ld.musl-clang" fi # @@ -321,7 +338,7 @@ __attribute__((__may_alias__)) #endif x; EOF -if $CC $CFLAGS_C99FSE -I./arch/$ARCH -I./include $CPPFLAGS $CFLAGS \ +if $CC $CFLAGS_C99FSE -I$srcdir/arch/$ARCH -I$srcdir/include $CPPFLAGS $CFLAGS \ -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then printf "no\n" else @@ -625,7 +642,7 @@ echo '#include <float.h>' > "$tmpc" echo '#if LDBL_MANT_DIG == 53' >> "$tmpc" echo 'typedef char ldcheck[9-(int)sizeof(long double)];' >> "$tmpc" echo '#endif' >> "$tmpc" -if $CC $CFLAGS_C99FSE -I./arch/$ARCH -I./include $CPPFLAGS $CFLAGS \ +if $CC $CFLAGS_C99FSE -I$srcdir/arch/$ARCH -I$srcdir/include $CPPFLAGS $CFLAGS \ -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then printf "yes\n" else @@ -648,6 +665,7 @@ cat << EOF ARCH = $ARCH SUBARCH = $SUBARCH ASMSUBARCH = $ASMSUBARCH +srcdir = $srcdir prefix = $prefix exec_prefix = $exec_prefix bindir = $bindir @@ -676,4 +694,6 @@ test "x$cc_family" = xgcc && echo 'WRAPCC_GCC = $(CC)' test "x$cc_family" = xclang && echo 'WRAPCC_CLANG = $(CC)' exec 1>&3 3>&- +test "$srcdir" = "." || ln -sf $srcdir/Makefile . + printf "done\n" |