* Don't build gdbm.so if libgdbm isn't found.

git-svn-id: svn://svn.zoy.org/elk/trunk@98 55e467fa-43c5-0310-a8a2-de718669efc6

configure.ac

@@ -345,6 +345,13 @@ AC_DEFINE(OBJ_DIR, "/usr/lib/elk", [FIXME HARD])
 #define FIND_AOUT defined(USE_LD) || defined(CAN_DUMP) || defined(INIT_OBJECTS)
 AC_DEFINE(FIND_AOUT, 1, [FIXME HARD])
 
+dnl
+dnl  Check for available libraries
+dnl
+ac_cv_have_gdbm=no
+AC_CHECK_LIB(gdbm, gdbm_open, ac_cv_have_gdbm=yes)
+AM_CONDITIONAL(HAVE_GDBM, test "${ac_cv_have_gdbm}" = "yes")
+
 dnl
 dnl  Check for available warning flags
 dnl

lib/misc/Makefile.am

@@ -6,7 +6,7 @@ pkglib_LTLIBRARIES = \
 	hack.la \
 	regexp.la \
 	debug.la \
-	gdbm.la \
+	$(gdbm_la) \
 	monitor.la \
 	record.la \
 	struct.la \
@@ -33,6 +33,9 @@ debug_la_SOURCES = debug.c
 debug_la_LDFLAGS = -module -avoid-version
 debug_la_LIBADD = $(top_builddir)/src/libelk.la
 
+if HAVE_GDBM
+gdbm_la = gdbm.la
+endif
 gdbm_la_SOURCES = gdbm.c
 gdbm_la_LDFLAGS = -module -avoid-version
 gdbm_la_LIBADD = $(top_builddir)/src/libelk.la -lgdbm
@@ -51,8 +54,8 @@ struct_la_LIBADD = $(top_builddir)/src/libelk.la
 
 if HAVE_CXX
 newhandler_la = newhandler.la
+endif
 newhandler_la_SOURCES = newhandler.cpp
 newhandler_la_LDFLAGS = -module -avoid-version
 newhandler_la_LIBADD = $(top_builddir)/src/libelk.la
-endif
 

scm/Makefile.am

@@ -10,7 +10,7 @@ SCM_FILES = \
 	cscheme.scm \
 	debug.scm \
 	describe.scm \
-	gdbmtest.scm \
+	$(gdbmtest_scm) \
 	initscheme.scm \
 	motif.scm \
 	oops.scm \
@@ -31,3 +31,6 @@ SCM_FILES = \
 	xwidgets.scm \
 	$(NULL)
 
+if HAVE_GDBM
+gdbmtest_scm = gdbmtest.scm
+endif