X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?p=subdirmk.git;a=blobdiff_plain;f=configure.ac;h=e56fee9a188399f01a9643912ca48fa12887718f;hp=ae55373e20f7cd766a7ea4ee98ad58b78ca6579a;hb=e0d6429b6d8ed4c07f1dec7adeeab6984bb5c56c;hpb=cab1d4fbd2df69710c1312b0f38a748f0f10993a

diff --git a/configure.ac b/configure.ac
index ae55373..e56fee9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,11 +32,27 @@ AC_PROG_CC
 INCLUDES=
 AC_SUBST(INCLUDES)
 
-AC_CONFIG_FILES(
-  [Makefile]
-  [lib/Makefile]
-  [lib/t/Makefile]
-  [src/Makefile])
+m4_define([SUBDIRSMK_SUBDIRS],
+[m4_map_args_w([$1],[_SUBDIRSMK_SUBDIR(],[/)])])dnl
+
+AC_CONFIG_FILES([subdirs.mk:subdirs.mk.tmp Subdir.mk:Subdir.mk.tmp],[],
+[
+subdirsmk_need_prep=false
+AS_IF([\$ac_need_defaults],
+[subdirsmk_need_prep=true],[
+AS_CASE([" \$ac_config_targets "],[*" subdirs.mk "*],
+[subdirsmk_need_prep=true])])
+AS_IF([\$subdirsmk_need_prep],[
+ echo 'running subdirmk-setup'
+ '$srcdir'/build-aux/subdirmk-setup --srcdir '$srcdir' $subdirsmk_subdirs
+])])
+
+m4_define([_SUBDIRSMK_SUBDIR],
+[subdirsmk_subdirs="$subdirsmk_subdirs '$1'"
+AC_CONFIG_FILES([$1Subdir.mk:$1Subdir.mk.tmp])])dnl
+
+SUBDIRSMK_SUBDIRS([lib lib/t src])
+
 AC_OUTPUT
 
 dnl----- That's all, folks --------------------------------------------------