git.m6w6.name Git - m6w6/ext-psi/blob - m4/psi/psi_const.m4

   1 # psi_add_str_const(name, value)
   2 # Add a pre-defined string constant to $PSI_CONSTS_H
   3 psi_add_str_const() {
   4         PSI_CONSTS="$PSI_CONSTS
   5         {PSI_T_STRING, \"string\", \"psi\\\\$1\", $2, PSI_T_QUOTED_STRING},"
   6 }
   7
   8 # psi_add_int_const(name, value)
   9 # Add a pre-defined int constant to $PSI_CONSTS_H
  10 psi_add_int_const() {
  11         PSI_CONSTS="$PSI_CONSTS
  12         {PSI_T_INT, \"int\", \"psi\\\\$1\", \"$2\", PSI_T_NUMBER},
  13 "
  14 }
  15
  16 dnl PSI_CONST(const name, type)
  17 dnl Check the value of a str/int constant and add it to the list of pre-defined
  18 dnl constants.
  19 AC_DEFUN(PSI_CONST, [
  20         AC_CACHE_CHECK(value of $1, psi_cv_const_$1, [
  21                 psi_const_val=
  22                 case $2 in
  23                 str*)
  24                         if test "$cross_compiling" = "yes"
  25                         then
  26                                 AC_TRY_CPP(PSI_INCLUDES $1, psi_const_val=`eval "$ac_try|tail -n1"`, psi_const_val=)
  27                         else
  28                                 PSI_COMPUTE_STR(psi_const_val, $1, PSI_INCLUDES)
  29                         fi
  30                         ;;
  31                 int)
  32                         AC_COMPUTE_INT(psi_const_val, $1, PSI_INCLUDES)
  33                         ;;
  34                 esac
  35                 psi_cv_const_$1=$psi_const_val
  36         ])
  37         if test "$psi_cv_const_$1"
  38         then
  39                 case $2 in
  40                 str*)
  41                         psi_add_str_const "$1" "$psi_cv_const_$1"
  42                         ;;
  43                 int)
  44                         psi_add_int_const "$1" "$psi_cv_const_$1"
  45                         ;;
  46                 esac
  47         fi
  48 ])