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view m4/count-one-bits.m4 @ 40189:3ba41edecde6

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progreloc: Speed up executable lookup on various platforms. * lib/progreloc.c: Include <errno.h>. (safe_read, full_read): New functions. (find_executable): On GNU/kFreeBSD, FreeBSD, DragonFly, NetBSD, Solaris, prefer the information from the /proc file system to a PATH search.
author Bruno Haible <bruno@clisp.org>
date Tue, 19 Feb 2019 21:42:54 +0100
parents b06060465f09
children
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# count-one-bits.m4 serial 3
dnl Copyright (C) 2007, 2009-2019 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.

AC_DEFUN([gl_COUNT_ONE_BITS],
[
  dnl We don't need (and can't compile) count_one_bits_ll
  dnl unless the type 'unsigned long long int' exists.
  AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
])