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e21c057f16
* sysdeps/alpha/elf/configure.in: Remove unneeded sinclude statement.
* sysdeps/generic/configure.in: Likewise.
* sysdeps/i386/elf/configure.in: Likewise.
* sysdeps/ia64/elf/configure.in: Likewise.
* sysdeps/mach/configure.in: Likewise.
* sysdeps/mach/hurd/configure.in: Likewise.
* sysdeps/unix/configure.in: Likewise.
* sysdeps/unix/common/configure.in: Likewise.
* sysdeps/unix/sysv/aix/configure.in: Likewise.
* sysdeps/unix/sysv/linux/configure.in: Likewise.
* sysdeps/unix/sysv/linux/mips/configure.in: Likewise.
* sysdeps/x86_64/elf/configure.in: Likewise.
100 lines
3.3 KiB
Plaintext
100 lines
3.3 KiB
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
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AC_CHECK_TOOL(MIG, mig, MISSING)
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if test "x$MIG" = xMISSING; then
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AC_MSG_ERROR([cannot find required build tool mig])
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fi
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### Sanity checks for Mach header installation
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AC_CHECK_HEADER(mach/mach_types.h,,
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[AC_MSG_ERROR([cannot find Mach headers])], -)
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AC_CHECK_HEADER(mach/mach_types.defs,, [dnl
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AC_MSG_ERROR([cannot find Mach .defs files])], -)
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dnl
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dnl mach_TYPE_CHECK(foo_t, bar_t)
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dnl
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dnl Check if foo_t is defined by <mach/mach_types.h>.
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dnl If not, compile with -Dfoo_t=bar_t.
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dnl
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AC_DEFUN([mach_TYPE_CHECK], [dnl
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AC_CACHE_CHECK(for $1 in mach/mach_types.h, libc_cv_mach_$1,
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AC_TRY_COMPILE([#include <mach/mach_types.h>], [extern $1 foo;],
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libc_cv_mach_$1=$1, libc_cv_mach_$1=$2))
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if test [$]libc_cv_mach_$1 != $1; then
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DEFINES="$DEFINES -D$1=$2"
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fi])
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dnl
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dnl OSF Mach has renamed these typedefs for some reason.
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dnl
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mach_TYPE_CHECK(task_t, task_port_t)
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mach_TYPE_CHECK(thread_t, thread_port_t)
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dnl
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dnl The creation_time field is a GNU Mach addition the other variants lack.
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dnl
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AC_CACHE_CHECK(for creation_time in task_basic_info,
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libc_cv_mach_task_creation_time, [dnl
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AC_TRY_COMPILE([#include <mach/task_info.h>], [
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extern struct task_basic_info *i;
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long s = i->creation_time.seconds;
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], libc_cv_mach_task_creation_time=yes, libc_cv_mach_task_creation_time=no)])
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if test $libc_cv_mach_task_creation_time = no; then
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DEFINES="$DEFINES -DNO_CREATION_TIME=1"
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fi
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dnl
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dnl The Darwin variant no longer has <mach/mach.defs>
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dnl but instead has several constituent .defs files.
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dnl In this scenario we will presume there is a <mach/mach_interface.h>
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dnl that contains an #include for each constituent header file,
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dnl but we don't do a check for that here because in a bare
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dnl environment the compile against those headers will fail.
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dnl
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mach_interface_list=
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for ifc in mach mach4 \
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clock clock_priv host_priv host_security ledger lock_set \
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processor processor_set task thread_act vm_map \
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memory_object memory_object_default default_pager \
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i386/mach_i386 \
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; do
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AC_CHECK_HEADER(mach/${ifc}.defs, [dnl
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mach_interface_list="$mach_interface_list $ifc"],, -)
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done
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if test "x$mach_interface_list" = x; then
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AC_MSG_ERROR([what manner of Mach is this?])
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fi
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AC_CACHE_CHECK(for host_page_size in mach_host.defs,
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libc_cv_mach_host_page_size, [dnl
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AC_EGREP_HEADER(host_page_size, mach/mach_host.defs,
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libc_cv_mach_host_page_size=yes,
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libc_cv_mach_host_page_size=no)])
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if test $libc_cv_mach_host_page_size = yes; then
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AC_DEFINE([HAVE_HOST_PAGE_SIZE])
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fi
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AC_CHECK_HEADER(mach/machine/ndr_def.h, [dnl
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DEFINES="$DEFINES -DNDR_DEF_HEADER='<mach/machine/ndr_def.h>'"], [dnl
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AC_CHECK_HEADER(machine/ndr_def.h, [dnl
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DEFINES="$DEFINES -DNDR_DEF_HEADER='<machine/ndr_def.h>'"],, -)], -)
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AC_CACHE_CHECK(for i386_io_perm_modify in mach_i386.defs,
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libc_cv_mach_i386_ioports, [dnl
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AC_EGREP_HEADER(i386_io_perm_modify, mach/i386/mach_i386.defs,
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libc_cv_mach_i386_ioports=yes,
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libc_cv_mach_i386_ioports=no)])
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if test $libc_cv_mach_i386_ioports = yes; then
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AC_DEFINE([HAVE_I386_IO_PERM_MODIFY])
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fi
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AC_CACHE_CHECK(for i386_set_gdt in mach_i386.defs,
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libc_cv_mach_i386_gdt, [dnl
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AC_EGREP_HEADER(i386_set_gdt, mach/i386/mach_i386.defs,
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libc_cv_mach_i386_gdt=yes,
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libc_cv_mach_i386_gdt=no)])
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if test $libc_cv_mach_i386_gdt = yes; then
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AC_DEFINE([HAVE_I386_SET_GDT])
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fi
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