[deliverable/binutils-gdb.git] / gdb / gnulib / import / m4 / openat.m4

# serial 45
# See if we need to use our replacement for Solaris' openat et al functions.

dnl Copyright (C) 2004-2016 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

# Written by Jim Meyering.

AC_DEFUN([gl_FUNC_OPENAT],
[
  AC_REQUIRE([gl_FCNTL_H_DEFAULTS])
  AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
  AC_CHECK_FUNCS_ONCE([openat])
  AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
  case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in
  yes+*yes)
    ;;
  yes+*)
    # Solaris 9 has *at functions, but uniformly mishandles trailing
    # slash in all of them.
    REPLACE_OPENAT=1
    ;;
  *)
    HAVE_OPENAT=0
    ;;
  esac
])

# Prerequisites of lib/openat.c.
AC_DEFUN([gl_PREREQ_OPENAT],
[
  AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T])
  :
])
Commit	Line	Data
5e8754f9	1	# serial 45
6ec2e0f5 SDJ	2	# See if we need to use our replacement for Solaris' openat et al functions.
6ec2e0f5 SDJ	3
5e8754f9	4	dnl Copyright (C) 2004-2016 Free Software Foundation, Inc.
6ec2e0f5 SDJ	5	dnl This file is free software; the Free Software Foundation
	6	dnl gives unlimited permission to copy and/or distribute it,
	7	dnl with or without modifications, as long as this notice is preserved.
	8
	9	# Written by Jim Meyering.
	10
	11	AC_DEFUN([gl_FUNC_OPENAT],
	12	[
	13	AC_REQUIRE([gl_FCNTL_H_DEFAULTS])
	14	AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
	15	AC_CHECK_FUNCS_ONCE([openat])
	16	AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
5e8754f9 SDJ	17	case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in
5e8754f9 SDJ	18	yes+*yes)
6ec2e0f5 SDJ	19	;;
	20	yes+*)
	21	# Solaris 9 has *at functions, but uniformly mishandles trailing
	22	# slash in all of them.
	23	REPLACE_OPENAT=1
	24	;;
	25	*)
	26	HAVE_OPENAT=0
	27	;;
	28	esac
	29	])
	30
	31	# Prerequisites of lib/openat.c.
	32	AC_DEFUN([gl_PREREQ_OPENAT],
	33	[
	34	AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T])
	35	:
	36	])