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Last change
on this file since 2595 was 2595, checked in by bird, 12 years ago |
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gnu grep version 2.12 (grep-2.12.tar.xz, md5sum=8d2f0346d08b13c18afb81f0e8aa1e2f)
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File size:
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| 1 | # serial 43
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| 2 | # See if we need to use our replacement for Solaris' openat et al functions.
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| 3 |
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| 4 | dnl Copyright (C) 2004-2012 Free Software Foundation, Inc.
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| 5 | dnl This file is free software; the Free Software Foundation
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| 6 | dnl gives unlimited permission to copy and/or distribute it,
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| 7 | dnl with or without modifications, as long as this notice is preserved.
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| 8 |
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| 9 | # Written by Jim Meyering.
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| 10 |
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| 11 | AC_DEFUN([gl_FUNC_OPENAT],
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| 12 | [
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| 13 | AC_REQUIRE([gl_FCNTL_H_DEFAULTS])
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| 14 | AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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| 15 | AC_CHECK_FUNCS_ONCE([openat])
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| 16 | AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
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| 17 | case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in
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| 18 | yes+yes)
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| 19 | ;;
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| 20 | yes+*)
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| 21 | # Solaris 9 has *at functions, but uniformly mishandles trailing
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| 22 | # slash in all of them.
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| 23 | REPLACE_OPENAT=1
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| 24 | ;;
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| 25 | *)
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| 26 | HAVE_OPENAT=0
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| 27 | ;;
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| 28 | esac
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| 29 | ])
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| 30 |
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| 31 | # Prerequisites of lib/openat.c.
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| 32 | AC_DEFUN([gl_PREREQ_OPENAT],
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| 33 | [
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| 34 | AC_REQUIRE([AC_C_INLINE])
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| 35 | AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T])
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| 36 | :
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| 37 | ])
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