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Last change
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Imported grep 3.7 from grep-3.7.tar.gz (sha256: c22b0cf2d4f6bbe599c902387e8058990e1eee99aef333a203829e5fd3dbb342), applying minimal auto-props.
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| 1 | # pathmax.m4 serial 11
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| 2 | dnl Copyright (C) 2002-2003, 2005-2006, 2009-2021 Free Software Foundation,
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| 3 | dnl Inc.
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| 4 | dnl This file is free software; the Free Software Foundation
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| 5 | dnl gives unlimited permission to copy and/or distribute it,
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| 6 | dnl with or without modifications, as long as this notice is preserved.
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| 7 |
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| 8 | AC_DEFUN([gl_PATHMAX],
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| 9 | [
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| 10 | dnl Prerequisites of lib/pathmax.h.
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| 11 | AC_CHECK_HEADERS_ONCE([sys/param.h])
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| 12 | ])
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| 13 |
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| 14 | # Expands to a piece of C program that defines PATH_MAX in the same way as
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| 15 | # "pathmax.h" will do.
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| 16 | AC_DEFUN([gl_PATHMAX_SNIPPET], [[
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| 17 | /* Arrange to define PATH_MAX, like "pathmax.h" does. */
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| 18 | #if HAVE_UNISTD_H
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| 19 | # include <unistd.h>
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| 20 | #endif
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| 21 | #include <limits.h>
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| 22 | #if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN
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| 23 | # include <sys/param.h>
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| 24 | #endif
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| 25 | #if !defined PATH_MAX && defined MAXPATHLEN
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| 26 | # define PATH_MAX MAXPATHLEN
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| 27 | #endif
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| 28 | #ifdef __hpux
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| 29 | # undef PATH_MAX
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| 30 | # define PATH_MAX 1024
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| 31 | #endif
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| 32 | #if defined _WIN32 && ! defined __CYGWIN__
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| 33 | # undef PATH_MAX
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| 34 | # define PATH_MAX 260
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| 35 | #endif
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| 36 | ]])
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| 37 |
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| 38 | # Prerequisites of gl_PATHMAX_SNIPPET.
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| 39 | AC_DEFUN([gl_PATHMAX_SNIPPET_PREREQ],
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| 40 | [
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| 41 | AC_CHECK_HEADERS_ONCE([unistd.h sys/param.h])
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| 42 | ])
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