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Diffstat (limited to 'crypto/heimdal/cf/check-var.m4')
| -rw-r--r-- | crypto/heimdal/cf/check-var.m4 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/crypto/heimdal/cf/check-var.m4 b/crypto/heimdal/cf/check-var.m4 new file mode 100644 index 000000000000..9f37366d73e7 --- /dev/null +++ b/crypto/heimdal/cf/check-var.m4 @@ -0,0 +1,20 @@ +dnl $Id: check-var.m4,v 1.2 1999/03/01 09:52:23 joda Exp $ +dnl +dnl AC_CHECK_VAR(includes, variable) +AC_DEFUN(AC_CHECK_VAR, [ +AC_MSG_CHECKING(for $2) +AC_CACHE_VAL(ac_cv_var_$2, [ +AC_TRY_LINK([extern int $2; +int foo() { return $2; }], + [foo()], + ac_cv_var_$2=yes, ac_cv_var_$2=no) +]) +define([foo], [HAVE_]translit($2, [a-z], [A-Z])) + +AC_MSG_RESULT(`eval echo \\$ac_cv_var_$2`) +if test `eval echo \\$ac_cv_var_$2` = yes; then + AC_DEFINE_UNQUOTED(foo, 1, [define if you have $2]) + AC_CHECK_DECLARATION([$1],[$2]) +fi +undefine([foo]) +]) |