bfd/bfd.m4

   1 dnl This file was derived from acinclude.m4.
   2 dnl
   3 dnl   Copyright (C) 2012-2021 Free Software Foundation, Inc.
   4 dnl
   5 dnl This file is free software; you can redistribute it and/or modify
   6 dnl it under the terms of the GNU General Public License as published by
   7 dnl the Free Software Foundation; either version 3 of the License, or
   8 dnl (at your option) any later version.
   9 dnl
  10 dnl This program is distributed in the hope that it will be useful,
  11 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 dnl GNU General Public License for more details.
  14 dnl
  15 dnl You should have received a copy of the GNU General Public License
  16 dnl along with this program; see the file COPYING3.  If not see
  17 dnl <http://www.gnu.org/licenses/>.
  18 dnl
  19
  20 dnl Check for sys/procfs.h, enforcing structured /proc on Solaris.
  21
  22 AC_DEFUN([BFD_SYS_PROCFS_H],
  23 [AC_DEFINE(_STRUCTURED_PROC, 1, [Use structured /proc on Solaris.])
  24  AC_CHECK_HEADERS(sys/procfs.h)])
  25
  26 dnl Check for existence of a type $1 in sys/procfs.h
  27
  28 AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE],
  29 [AC_REQUIRE([BFD_SYS_PROCFS_H])
  30  AC_MSG_CHECKING([for $1 in sys/procfs.h])
  31  AC_CACHE_VAL(bfd_cv_have_sys_procfs_type_$1,
  32    [AC_TRY_COMPILE([
  33 #define _SYSCALL32
  34 #include <sys/procfs.h>],
  35       [$1 avar],
  36       bfd_cv_have_sys_procfs_type_$1=yes,
  37       bfd_cv_have_sys_procfs_type_$1=no
  38    )])
  39  if test $bfd_cv_have_sys_procfs_type_$1 = yes; then
  40    AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
  41              [Define if <sys/procfs.h> has $1.])
  42  fi
  43  AC_MSG_RESULT($bfd_cv_have_sys_procfs_type_$1)
  44 ])
  45
  46 dnl Check for existence of member $2 in type $1 in sys/procfs.h
  47
  48 AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE_MEMBER],
  49 [AC_REQUIRE([BFD_SYS_PROCFS_H])
  50  AC_MSG_CHECKING([for $1.$2 in sys/procfs.h])
  51  AC_CACHE_VAL(bfd_cv_have_sys_procfs_type_member_$1_$2,
  52    [AC_TRY_COMPILE([
  53 #define _SYSCALL32
  54 #include <sys/procfs.h>],
  55       [$1 avar; void* aref = (void*) &avar.$2],
  56       bfd_cv_have_sys_procfs_type_member_$1_$2=yes,
  57       bfd_cv_have_sys_procfs_type_member_$1_$2=no
  58    )])
  59  if test $bfd_cv_have_sys_procfs_type_member_$1_$2 = yes; then
  60    AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z])[_]translit($2, [a-z], [A-Z]), 1,
  61              [Define if <sys/procfs.h> has $1.$2.])
  62  fi
  63  AC_MSG_RESULT($bfd_cv_have_sys_procfs_type_member_$1_$2)
  64 ])
  65