m4/snprintf.m4

   1 # snprintf.m4 serial 5
   2 dnl Copyright (C) 2002-2004, 2007-2010 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_FUNC_SNPRINTF],
   8 [
   9   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  10   gl_cv_func_snprintf_usable=no
  11   AC_CHECK_FUNCS([snprintf])
  12   if test $ac_cv_func_snprintf = yes; then
  13     gl_SNPRINTF_SIZE1
  14     case "$gl_cv_func_snprintf_size1" in
  15       *yes)
  16         gl_cv_func_snprintf_usable=yes
  17         ;;
  18     esac
  19   fi
  20   if test $gl_cv_func_snprintf_usable = no; then
  21     gl_REPLACE_SNPRINTF
  22   fi
  23   AC_CHECK_DECLS_ONCE([snprintf])
  24   if test $ac_cv_have_decl_snprintf = no; then
  25     HAVE_DECL_SNPRINTF=0
  26   fi
  27 ])
  28
  29 AC_DEFUN([gl_REPLACE_SNPRINTF],
  30 [
  31   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  32   AC_LIBOBJ([snprintf])
  33   if test $ac_cv_func_snprintf = yes; then
  34     REPLACE_SNPRINTF=1
  35   fi
  36   gl_PREREQ_SNPRINTF
  37 ])
  38
  39 # Prerequisites of lib/snprintf.c.
  40 AC_DEFUN([gl_PREREQ_SNPRINTF], [:])