lib.c (config_set_var_n): Return a pointer even if we don't change the var.

[runlisp] / configure.ac

diff --git a/configure.ac b/configure.ac
index 042df98..19f91ae 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -34,6 +34,11 @@ mdw_SILENT_RULES
 
 AC_PROG_CC
 AX_CFLAGS_WARN_ALL
+mdw_DECL_ENVIRON
+AC_CHECK_FUNC([strsignal])
+case $ac_cv_func_strsignal in no) AC_DECL_SYS_SIGLIST ;; esac
+
+AC_PROG_RANLIB
 
 AC_CHECK_PROGS([AUTOM4TE], [autom4te])
 
@@ -43,6 +48,7 @@ dnl Checking for Lisp implementations.
 imagedir=$localstatedir/$PACKAGE_NAME; AC_SUBST(imagedir)
 mdw_DEFINE_PATHS([
   mdw_DEFINE_PATH([IMAGEDIR], [$imagedir])
+  mdw_DEFINE_PATH([ETCDIR], [$sysconfdir/$PACKAGE_NAME])
   mdw_DEFINE_PATH([DATADIR], [$datadir/$PACKAGE_NAME])])
 
 AC_ARG_ENABLE([imagedump],
@@ -55,8 +61,9 @@ AC_ARG_ENABLE([imagedump],
 AC_DEFUN([mdw_CHECK_LISP],
 [AC_CHECK_PROGS([$1], [$2])
 AC_ARG_VAR([$1], [Path to the $1 Lisp system.])
-case ,$enable_imagedump, in
-  ,yes, | *,$2,*) dump=t ;;
+case $[]$1:,$enable_imagedump, in
+  :*) dump=nil ;;
+  *:,yes, | *:*,$2,*) dump=t ;;
   *) dump=nil ;;
 esac
 AM_CONDITIONAL([DUMP_$1], [test $dump = t])])