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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
line wrap: on
line source

# dprintf.m4 serial 1
dnl Copyright (C) 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_FUNC_DPRINTF],
[
  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  AC_CHECK_FUNCS_ONCE([dprintf])
  if test $ac_cv_func_dprintf = no; then
    HAVE_DPRINTF=0
    gl_REPLACE_DPRINTF
  fi
])

AC_DEFUN([gl_REPLACE_DPRINTF],
[
  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  AC_LIBOBJ([dprintf])
  if test $ac_cv_func_dprintf = yes; then
    REPLACE_DPRINTF=1
  fi
  gl_PREREQ_DPRINTF
])

# Prerequisites of lib/dprintf.c.
AC_DEFUN([gl_PREREQ_DPRINTF], [:])