m4/iconv_h.m4

   1 # iconv_h.m4 serial 4
   2 dnl Copyright (C) 2007-2008 Free Software Foundation, Inc.
   3 dnl This file is free software; the Free Software Foundation
   4 dnl gives unlimited permission to copy and/or distribute it,
   5 dnl with or without modifications, as long as this notice is preserved.
   6
   7 AC_DEFUN([gl_ICONV_H],
   8 [
   9   AC_REQUIRE([gl_ICONV_H_DEFAULTS])
  10   gl_CHECK_NEXT_HEADERS([iconv.h])
  11 ])
  12
  13 dnl Unconditionally enables the replacement of <iconv.h>.
  14 AC_DEFUN([gl_REPLACE_ICONV_H],
  15 [
  16   AC_REQUIRE([gl_ICONV_H_DEFAULTS])
  17   ICONV_H='iconv.h'
  18 ])
  19
  20 AC_DEFUN([gl_ICONV_MODULE_INDICATOR],
  21 [
  22   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
  23   AC_REQUIRE([gl_ICONV_H_DEFAULTS])
  24   GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
  25 ])
  26
  27 AC_DEFUN([gl_ICONV_H_DEFAULTS],
  28 [
  29   dnl Assume proper GNU behavior unless another module says otherwise.
  30   REPLACE_ICONV=0;      AC_SUBST([REPLACE_ICONV])
  31   REPLACE_ICONV_OPEN=0; AC_SUBST([REPLACE_ICONV_OPEN])
  32   REPLACE_ICONV_UTF=0;  AC_SUBST([REPLACE_ICONV_UTF])
  33   ICONV_H='';           AC_SUBST([ICONV_H])
  34 ])