cross compilation with qemu enabled

ax_init_standard_project.m4

@@ -218,8 +218,17 @@ AC_DEFUN([AX_INIT_STANDARD_PROJECT], [
   AX_SUBST(AUTHOR_URL)
   AX_SUBST(AUTHOR_MAIL)
   AX_SUBST(PACKAGER)
-  PROJECT_URL="${PROJECT_URL:-${AUTHOR_URL}/projects/${PACKAGE_NAME}}"
-  SOURCE_DOWNLOAD="${SOURCE_DOWNLOAD:-${AUTHOR_URL}/downloads/${PACKAGE_NAME}}"
+  PROJECT_URL="${PROJECT_URL:-${AUTHOR_URL}}"
+  for path in . .. ../.. ../../..; do
+    if test -d ${path}/.svn; then
+      PROJECT_URL="$(LANG= svn info | sed -n 's,^Repository Root: ,,p')"
+      break
+    elif test -d ${path}/.git; then
+      PROJECT_URL="$(git remote get-url origin)"
+      break
+    fi
+  done
+  SOURCE_DOWNLOAD="${SOURCE_DOWNLOAD:-${PROJECT_URL}}"
   AX_SUBST(PROJECT_URL)
   AX_SUBST(SOURCE_DOWNLOAD)
   VENDOR=$((lsb_release -is 2>/dev/null || echo unknown) | tr ' ' '_')
@@ -365,12 +374,13 @@ AC_DEFUN([AX_USE_CXX], [
 #### Begin: Appended by $0
 %.app: %
 	-rm -r [\$][@]
-	\$(MAKE) DESTDIR=[\$][\$](pwd)/[\$][@]/tmp install
+	\$(MAKE) DESTDIR=[\$][\$](pwd)/tmp install
 	QTDIR="\${QTDIR}" \
 	QT_PLUGINS="\${QT_PLUGINS}" \
 	QT_PLUGIN_PATH="\${QT_PLUGIN_PATH}" \
 	  \${top_builddir}/mac-create-app-bundle.sh \
-	    [\$][@] [\$][<] [\$][\$](pwd)/[\$][@]/tmp\${prefix}
+	    [\$][@] [\$][<] [\$][\$](pwd)/tmp[\$]{prefix}
+	-rm -rf tmp
 
 maintainer-clean-cxx-targets:
 	-rm makefile.in