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git://gcc.gnu.org/git/gcc.git
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(--enable-threads): New parameter.
From-SVN: r14348
This commit is contained in:
Richard Kenner
parent
24e22c117c
commit
0bbb169793
119
gcc/configure.in
119
gcc/configure.in
@ -77,6 +77,37 @@ if [[ x$gxx_include_dir = x ]]; then
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gxx_include_dir='${prefix}/include/g++'
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fi
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# Enable threads
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# Pass with no value to take the default
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# Pass with a value to specify a thread package
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AC_ARG_ENABLE(threads,
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[ --enable-threads enable thread usage for target GCC.
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--enable-threads=LIB use LIB thread package for target GCC.],
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if [[[ x$enable_threads = xno ]]]; then
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enable_threads=''
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fi,
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enable_threads='')
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# Check if a valid thread package
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case x${enable_threads} in
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x | xno)
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# No threads
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thread_file='single'
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;;
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xyes)
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# default
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thread_file=''
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;;
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xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
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xsolaris | xwin32)
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thread_file=$enable_threads
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;;
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*)
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echo "$enable_threads is an unknown thread package" 1>&2
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exit 1
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;;
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esac
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# Determine the host, build, and target systems
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AC_CANONICAL_SYSTEM
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@ -142,16 +173,6 @@ for machine in $build $host $target; do
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truncate_target=
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# Set this if gdb needs a dir command with `dirname $out_file`
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gdb_needs_out_file_path=
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# Set this to the tag of the Objective-C runtime thread file to compile
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# It may be set (in the absence of autoconf configuration) by
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# --enable-objcthreads=posix (for instance) where it's not
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# well defined as is the case for Linux.
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objc_thread_file=
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case x${enable_objcthreads-x} in
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x | xyes)
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echo "\`--enable-objcthreads' must be passed a value." 1>&2
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exit 1 ;;
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esac
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# Set this if the build machine requires executables to have a
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# file name suffix.
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exeext=
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@ -231,7 +252,6 @@ for machine in $build $host $target; do
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alpha-*-linux*ecoff*)
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tm_file="${tm_file} alpha/linux.h"
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xm_file="${xm_file} alpha/xm-linux.h"
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objc_thread_file=${enable_objcthreads-single}
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target_cpu_default=4
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xmake_file=none
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fixincludes=Makefile.in
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@ -316,7 +336,9 @@ for machine in $build $host $target; do
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then
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extra_programs=ld.exe
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fi
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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;;
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alpha-dec-vms*)
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tm_file=alpha/vms.h
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@ -620,7 +642,9 @@ for machine in $build $host $target; do
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tmake_file=i386/t-next
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xmake_file=i386/x-next
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extra_objs=nextstep.o
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objc_thread_file=${enable_objcthreads-mach}
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if [[ x$thread_file = x ]]; then
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thread_file='mach'
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fi
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;;
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i[[3456]]86-sequent-bsd*) # 80386 from Sequent
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use_collect2=yes
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@ -741,7 +765,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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broken_install=yes
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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i[[3456]]86-*-linux*aout*) # Intel 80386's running Linux
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xm_file=i386/xm-linux.h # with a.out format
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@ -751,7 +774,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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broken_install=yes
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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i[[3456]]86-*-linux*) # Intel 80386's running Linux
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xm_file=i386/xm-linux.h # with ELF format
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@ -762,7 +784,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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broken_install=yes
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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i[[3456]]86-*-gnu*)
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;;
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@ -876,7 +897,9 @@ for machine in $build $host $target; do
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xmake_file=x-svr4
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fixincludes=fixinc.svr4
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broken_install=yes
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objc_thread_file=${enable_objcthreads-solaris}
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if [[ x$thread_file = x ]]; then
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thread_file='solaris'
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fi
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;;
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i[[3456]]86-*-sysv4*) # Intel 80386's running system V.4
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xm_file=i386/xm-sysv4.h
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@ -923,7 +946,9 @@ for machine in $build $host $target; do
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xmake_file=i386/x-cygwin32
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extra_objs=winnt.o
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fixincludes=Makefile.in
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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exeext=.exe
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;;
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i[[3456]]86-*-mingw32)
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@ -933,7 +958,9 @@ for machine in $build $host $target; do
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extra_objs=winnt.o
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xmake_file=i386/x-cygwin32
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fixincludes=Makefile.in
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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exeext=.exe
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;;
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i[[3456]]86-*-winnt3*)
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@ -949,7 +976,9 @@ for machine in $build $host $target; do
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then
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extra_programs=ld.exe
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fi
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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;;
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i[[3456]]86-dg-dgux)
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xm_file=i386/xm-dgux.h
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@ -1300,7 +1329,9 @@ for machine in $build $host $target; do
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xmake_file=m68k/x-next
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extra_objs=nextstep.o
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extra_headers=math-68881.h
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objc_thread_file=${enable_objcthreads-mach}
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if [[ x$thread_file = x ]]; then
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thread_file='mach'
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fi
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;;
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m68k-sun-sunos3*)
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if [[ x$with_fp = xno ]]
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@ -1378,7 +1409,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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extra_headers=math-68881.h
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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m68k-*-linux*) # Motorola m68k's running Linux
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xm_file=m68k/xm-linux.h # with ELF format
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@ -1389,7 +1419,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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extra_headers=math-68881.h
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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m68k-*-psos*)
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tmake_file=m68k/t-m68kbare
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@ -1482,7 +1511,9 @@ for machine in $build $host $target; do
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fixincludes=fixinc.irix
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xmake_file=mips/x-iris6
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tmake_file=mips/t-iris6
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objc_thread_file=${enable_objcthreads-irix}
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if [[ x$thread_file = x ]]; then
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thread_file='irix'
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fi
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;;
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mips-sgi-irix5cross64) # Irix5 host, Irix 6 target, cross64
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tm_file=mips/cross64.h
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@ -1493,7 +1524,9 @@ for machine in $build $host $target; do
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tmake_file=mips/t-cross64
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# See comment in mips/iris[56].h files.
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use_collect2=yes
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objc_thread_file=${enable_objcthreads-irix}
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if [[ x$thread_file = x ]]; then
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thread_file='irix'
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fi
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;;
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mips-sni-sysv4)
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if [[ x$gas = xyes ]]
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@ -1535,7 +1568,9 @@ for machine in $build $host $target; do
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tmake_file=mips/t-mips-gas
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# See comment in mips/iris5.h file.
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use_collect2=yes
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objc_thread_file=${enable_objcthreads-irix}
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if [[ x$thread_file = x ]]; then
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thread_file='irix'
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fi
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;;
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mips-sgi-irix4loser*) # Mostly like a MIPS.
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tm_file=mips/iris4loser.h
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@ -1555,7 +1590,9 @@ for machine in $build $host $target; do
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then
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use_collect2=yes
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fi
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objc_thread_file=${enable_objcthreads-irix}
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if [[ x$thread_file = x ]]; then
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thread_file='irix'
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fi
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;;
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mips-sgi-irix4*) # Mostly like a MIPS.
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tm_file=mips/iris4.h
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@ -1575,7 +1612,9 @@ for machine in $build $host $target; do
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then
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use_collect2=yes
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fi
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objc_thread_file=${enable_objcthreads-irix}
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if [[ x$thread_file = x ]]; then
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thread_file='irix'
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fi
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;;
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mips-sgi-*) # Mostly like a MIPS.
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tm_file=mips/iris3.h
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@ -2054,7 +2093,6 @@ for machine in $build $host $target; do
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fi
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xmake_file=rs6000/x-sysv4
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fixincludes=Makefile.in
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objc_thread_file=${enable_objcthreads-single}
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extra_headers=ppc-asm.h
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;;
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powerpc-*-vxworks*)
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@ -2098,7 +2136,9 @@ for machine in $build $host $target; do
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tmake_file=rs6000/t-winnt
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# extra_objs=pe.o
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fixincludes=Makefile.in
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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extra_headers=ppc-asm.h
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;;
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powerpcle-*-pe | powerpcle-*-cygwin32)
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@ -2108,7 +2148,9 @@ for machine in $build $host $target; do
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xmake_file=rs6000/x-cygwin32
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# extra_objs=pe.o
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fixincludes=Makefile.in
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objc_thread_file=${enable_objcthreads-win32}
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if [[ x$thread_file = x ]]; then
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thread_file='win32'
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fi
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exeext=.exe
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extra_headers=ppc-asm.h
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;;
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@ -2207,7 +2249,6 @@ for machine in $build $host $target; do
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fixincludes=Makefile.in #On Linux, the headers are ok already.
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broken_install=yes
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gnu_ld=yes
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objc_thread_file=${enable_objcthreads-single}
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;;
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sparc-*-linux*) # Sparc's running Linux, ELF
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xm_file=sparc/xm-linux.h
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@ -2219,7 +2260,6 @@ for machine in $build $host $target; do
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# Don't use it. Linux uses a slightly different one.
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# The real one comes with the Linux C library.
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#extra_parts="crtbegin.o crtend.o"
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objc_thread_file=${enable_objcthreads-single}
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;;
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sparc-*-lynxos*)
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if [[ x$gas = xyes ]]
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@ -2244,7 +2284,9 @@ for machine in $build $host $target; do
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extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
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fixincludes=fixinc.svr4
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broken_install=yes
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objc_thread_file=${enable_objcthreads-solaris}
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if [[ x$thread_file = x ]]; then
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thread_file='solaris'
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fi
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;;
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sparc-*-sunos4.0*)
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tm_file=sparc/sunos4.h
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@ -2571,10 +2613,9 @@ if [[ "$host_xm_file" != "$build_xm_file" ]]; then
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fi
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fi
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if [[ x$objc_thread_file = x ]]
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then objc_thread_file=${enable_objcthreads-single}
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if [[ x$thread_file = x ]]
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then thread_file='single'
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fi
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echo "Using \`$srcdir/objc/thr-${objc_thread_file}.c' as Objective-C Runtime thread file."
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# Set up the header files.
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# $links is the list of header files to create.
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@ -2975,7 +3016,7 @@ AC_SUBST(build_xm_file_list)
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AC_SUBST(host_xm_file_list)
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AC_SUBST(lang_specs_files)
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AC_SUBST(lang_options_files)
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AC_SUBST(objc_thread_file)
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AC_SUBST(thread_file)
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AC_SUBST(version)
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AC_SUBST(local_prefix)
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AC_SUBST(gxx_include_dir)
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@ -3069,7 +3110,7 @@ host_xm_file_list='${host_xm_file_list}'
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host_xm_file_sub='${host_xm_file_sub}'
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lang_specs_files='${lang_specs_files}'
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lang_options_files='${lang_options_files}'
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objc_thread_file='${objc_thread_file}'
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thread_file='${thread_file}'
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version='${version}'
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local_prefix='${local_prefix}'
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gxx_include_dir='${gxx_include_dir}'
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