kc3-lang/gnulib/m4/ffsl.m4

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• Hash : 9c6e26ca
  Author :
  Date : 2011-07-15T15:08:34
  

  ffsl, ffsll: new modules
  
  * modules/ffsl: New file.
  * modules/ffsll: Likewise.
  * m4/ffsl.m4: Likewise.
  * m4/ffsll.m4: Likewise.
  * lib/ffsl.c: Likewise.
  * lib/ffsl.h: Likewise.
  * lib/ffsll.c: Likewise.
  * m4/string_h.m4 (gl_HEADER_STRING_H_BODY)
  (gl_HEADER_STRING_H_DEFAULTS): Add defaults.
  * modules/string (Makefile.am): Substitute witnesses.
  * lib/strings.in.h (ffsl, ffsll): Declare.
  * modules/ffsl-tests: New test file.
  * modules/ffsll-tests: Likewise.
  * tests/test-ffsl.c: Likewise.
  * tests/test-ffsll.c: Likewise.
  * MODULES.html.sh (Integer arithmetic functions): Mention it.
  * doc/glibc-functions/ffsl.texi (ffsl): Likewise.
  * doc/glibc-functions/ffsll.texi (ffsll): Likewise.
  
  Signed-off-by: Eric Blake <eblake@redhat.com>
  

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• m4/ffsl.m4

• # ffsl.m4 serial 1
  dnl Copyright (C) 2011 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_FFSL],
  [
    AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
  
    dnl Persuade glibc <string.h> to declare ffsl().
    AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
  
    AC_CHECK_FUNCS_ONCE([ffsl])
    if test $ac_cv_func_ffsl = no; then
      HAVE_FFSL=0
    fi
  ])
  

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