updated depdemo

depdemo/Makefile.am

@@ -2,27 +2,22 @@
 #
 AUTOMAKE_OPTIONS = no-dependencies foreign
 
-lib_LTLIBRARIES = libl1.la libl2.la libl3.la libl4.la
-libl1_la_SOURCES = l1.c l1.h sysdep.h
-libl2_la_SOURCES = l2.c l2.h sysdep.h
-libl2_la_LIBADD = libl1.la
-libl3_la_SOURCES = l3.c l3.h sysdep.h
-libl3_la_LIBADD = libl1.la libl2.la
-libl4_la_SOURCES = l4.c l4.h sysdep.h
-libl4_la_LIBADD = libl3.la
+SUBDIRS = l1 l2 l3 l4
 
+EXTRA_DIST = sysdep.h
+  
 bin_PROGRAMS = depdemo depdemo.static
 
 depdemo_SOURCES = main.c
-depdemo_LDADD = libl1.la libl2.la libl4.la \
-		libl3.la # remove this!
-depdemo_DEPENDENCIES = libl1.la libl2.la libl4.la
+depdemo_LDADD = $(top_builddir)/l1/libl1.la $(top_builddir)/l2/libl2.la \
+		$(top_builddir)/l4/libl4.la
+depdemo_DEPENDENCIES = $(top_builddir)/l1/libl1.la \
+		$(top_builddir)/l2/libl2.la $(top_builddir)/l4/libl4.la
 
-depdemo_static_SOURCES = main.c
-depdemo_static_LDADD = libl1.la libl2.la libl4.la \
-		libl3.la # remove this!
-depdemo_static_DEPENDENCIES = libl1.la libl2.la libl4.la
-depdemo_static_LDFLAGS = -static
+depdemo_static_SOURCES = $(depdemo_SOURCES)
+depdemo_static_LDADD = $(depdemo_LDADD)
+depdemo_static_DEPENDENCIES = $(depdemo_DEPENDENCIES)
+depdemo_static_LDFLAGS = $(STATIC)
 
 $(OBJECTS): libtool
 libtool: $(LIBTOOL_DEPS)

depdemo/configure.in

@@ -7,9 +7,22 @@ AC_EXEEXT
 AM_PROG_LIBTOOL
 AC_SUBST(LIBTOOL_DEPS)
 
+if ${CONFIG_SHELL} ./libtool --features | grep "enable static" >/dev/null; then
+  STATIC=-static
+else
+  STATIC=
+fi
+AC_SUBST(STATIC)
+
 AC_CHECK_HEADERS(math.h)
 
 AC_CHECK_LIBM
 
 dnl Output the makefile
-AC_OUTPUT(Makefile)
+AC_OUTPUT(
+Makefile
+l1/Makefile
+l2/Makefile
+l3/Makefile
+l4/Makefile
+)

depdemo/l1/Makefile.am

@@ -0,0 +1,7 @@
+# A brief demonstration of inter-library dependencies
+#
+
+INCLUDES = -I$(top_srcdir)
+
+lib_LTLIBRARIES = libl1.la
+libl1_la_SOURCES = l1.c l1.h

depdemo/l1/l1.c

@@ -17,17 +17,17 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA. */
 
-#include "l1.h"
+#include "l1/l1.h"
 #include <stdio.h>
 
 int	var_l1;
 
 int
-func_l1(int ident)
+func_l1(int indent)
 {
   int i;
   
-  for (i = 0; i < ident; i++)
+  for (i = 0; i < indent; i++)
     putchar(' ');
   printf("l1\n");
   return 0; 

depdemo/l2/Makefile.am

@@ -0,0 +1,8 @@
+# A brief demonstration of inter-library dependencies
+#
+
+INCLUDES = -I$(top_srcdir)
+
+lib_LTLIBRARIES = libl2.la
+libl2_la_SOURCES = l2.c l2.h
+libl2_la_LIBADD = $(top_builddir)/l1/libl1.la

depdemo/l2/l2.c

@@ -17,21 +17,21 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA. */
 
-#include "l2.h"
+#include "l2/l2.h"
 
-#include "l1.h"
+#include "l1/l1.h"
 #include <stdio.h>
 
 int	var_l2;
 
 int
-func_l2(int ident)
+func_l2(int indent)
 {
   int i;
   
-  for (i = 0; i < ident; i++)
+  for (i = 0; i < indent; i++)
     putchar(' ');
   printf("l2\n");
-  func_l1(ident+1);
+  func_l1(indent+1);
   return 0; 
 }

depdemo/l3/Makefile.am

@@ -0,0 +1,8 @@
+# A brief demonstration of inter-library dependencies
+#
+
+INCLUDES = -I$(top_srcdir)
+
+lib_LTLIBRARIES = libl3.la
+libl3_la_SOURCES = l3.c l3.h
+libl3_la_LIBADD = $(top_builddir)/l1/libl1.la $(top_builddir)/l2/libl2.la

depdemo/l3/l3.c

@@ -17,23 +17,23 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA. */
 
-#include "l3.h"
+#include "l3/l3.h"
 
-#include "l1.h"
-#include "l2.h"
+#include "l1/l1.h"
+#include "l2/l2.h"
 #include <stdio.h>
 
 int	var_l3;
 
 int
-func_l3(int ident)
+func_l3(int indent)
 {
   int i;
   
-  for (i = 0; i < ident; i++)
+  for (i = 0; i < indent; i++)
     putchar(' ');
   printf("l3\n");
-  func_l1(ident+1);
-  func_l2(ident+1);
+  func_l1(indent+1);
+  func_l2(indent+1);
   return 0; 
 }

depdemo/l4/Makefile.am

@@ -0,0 +1,8 @@
+# A brief demonstration of inter-library dependencies
+#
+
+INCLUDES = -I$(top_srcdir)
+
+lib_LTLIBRARIES = libl4.la
+libl4_la_SOURCES = l4.c l4.h
+libl4_la_LIBADD = $(top_builddir)/l3/libl3.la

depdemo/l4/l4.c

@@ -17,9 +17,9 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA. */
 
-#include "l4.h"
+#include "l4/l4.h"
 
-#include "l3.h"
+#include "l3/l3.h"
 #include <stdio.h>
 
 #ifdef HAVE_MATH_H
@@ -29,15 +29,15 @@ USA. */
 int	var_l4;
 
 int
-func_l4(int ident)
+func_l4(int indent)
 {
   int i;
   
-  for (i = 0; i < ident; i++)
+  for (i = 0; i < indent; i++)
     putchar(' ');
   printf("l4\n");
-  func_l3(ident+1);
-  for (i = 0; i <= ident; i++)
+  func_l3(indent+1);
+  for (i = 0; i <= indent; i++)
     putchar(' ');
   printf("libm [sin(1.5) = %f]\n", sin(1.5));
   return 0; 

depdemo/main.c

@@ -17,9 +17,9 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 USA. */
 
-#include "l1.h"
-#include "l2.h"
-#include "l4.h"
+#include "l1/l1.h"
+#include "l2/l2.h"
+#include "l4/l4.h"
 #include <stdio.h>
 #include <string.h>