mirror of
https://git.savannah.gnu.org/git/make.git
synced 2024-10-23 12:50:00 +00:00
20 lines
493 B
Text
20 lines
493 B
Text
dnl
|
|
dnl Check for a symbol
|
|
dnl
|
|
AC_DEFUN(AC_CHECK_SYMBOL, [dnl
|
|
AC_MSG_CHECKING(for $1)
|
|
AC_CACHE_VAL(ac_cv_check_symbol_$1, [dnl
|
|
AC_TRY_LINK(,
|
|
changequote(,)dnl
|
|
extern char *$1[]; puts(*$1);,
|
|
changequote([,])dnl
|
|
ac_cv_check_symbol_$1=yes, ac_cv_check_symbol_$1=no)])
|
|
if test "$ac_cv_check_symbol_$1" = yes; then
|
|
changequote(,)dnl
|
|
ac_tr_symbol=`echo $1 | tr '[a-z]' '[A-Z]'`
|
|
changequote([,])dnl
|
|
AC_DEFINE_UNQUOTED(HAVE_${ac_tr_symbol})
|
|
fi
|
|
AC_MSG_RESULT($ac_cv_check_symbol_$1)])dnl
|
|
dnl
|