added SUDO_CHECK_SHADOW

diff --git a/aclocal.m4 b/aclocal.m4
index 805fb89c1662af9015eecfaceaecd74d952418be..3afe163c9f6848f2469cd7ea869e6648b5ae4209 100644 (file)
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,4 +1,5 @@
 dnl Local m4 macors for autoconf (used by sudo)
+snl XXX - should cache values in all cases!!!
 dnl
 dnl checks for programs
 
@@ -110,6 +111,20 @@ else
 fi
 ])dnl
 
+dnl
+dnl check for shadow passwords
+dnl
+AC_DEFUN(SUDO_CHECK_SHADOW, [AC_MSG_CHECKING(for shadow passwords)
+AC_TRY_RUN([#include <pwd.h>
+int main() {
+struct passwd *pwd;
+pwd = getpwuid(getuid());
+return(!(pwd->pw_passwd == (char *) 0 || (pwd->pw_passwd[0] && pwd->pw_passwd [1] == '\0'))); }
+], AC_MSG_RESULT(yes)
+[$1], AC_MSG_RESULT(no)
+[$2])])
+
+dnl
 dnl
 dnl check for fullly working void
 dnl
@@ -118,6 +133,7 @@ AC_TRY_COMPILE(, [void *foo;
 foo = (void *)0; foo += 0;], AC_DEFINE(VOID, void)
 AC_MSG_RESULT(yes), AC_DEFINE(VOID, char)
 AC_MSG_RESULT(no))])
+
 dnl
 dnl SUDO_CHECK_TYPE(TYPE, DEFAULT)
 dnl XXX - should require the check for unistd.h...