Fix references to source tree in VPATH builds

Signed-off-by: Karsten Keil <kkeil@linux-pingi.de>

Makefile.am

@@ -32,7 +32,7 @@ EXTRA_DIST = m4
 
 if GIT_REPO
 
-ChangeLog: .git/objects
+ChangeLog: $(srcdir)/.git/objects
 	git log > $@
 
 endif

configure.ac

@@ -154,11 +154,13 @@ AC_CHECK_FUNCS([gethostbyname gettimeofday inet_ntoa memset select socket strcas
 MISDN_CHECK_AF_ISDN
 
 
-if test -d .git/objects
-then
-	git_repo=true
+AC_MSG_CHECKING([whether building from git])
+if test -d ${srcdir}/.git/objects; then
+    AC_MSG_RESULT([yes])
+    git_repo=true
 else
-	git_repo=false
+    AC_MSG_RESULT([no])
+    git_repo=false
 fi
 
 AC_MISDN_GROUP

lib/Makefile.am

@@ -20,6 +20,6 @@ lib_LTLIBRARIES = libmisdn.la
 libmisdn_la_SOURCES = $(MISC_SRC) $(LAYER3_SRC) $(INCLUDE_SRC) $(ASN1_SRC) $(SUPPSERV_SRC)
 libmisdn_la_LDFLAGS = -version-info 1:0:0
 
-AM_CPPFLAGS = -I$(top_srcdir)/include -Iinclude $(_MEMLEAKDEBUG)
+AM_CPPFLAGS = -I$(top_srcdir)/include -I$(srcdir)/include $(_MEMLEAKDEBUG)
 
 CLEANFILES = *~ */*~