build: make autotools put its m4 files into m4/ instead of common/m4/

This is how we do it in the other modules, and gets rid of the annoying
dirty status for common when doing git status (at least once you clean
out the old files from there).

Makefile.am

@@ -1,7 +1,7 @@
 DISTCHECK_CONFIGURE_FLAGS=--enable-gtk-doc --enable-docbook
 
 # note: keep in sync with configure.ac
-ACLOCAL_AMFLAGS = -I common/m4 -I .
+ACLOCAL_AMFLAGS = -I m4 -I common/m4
 
 aclocaldir = $(datadir)/aclocal
 aclocal_DATA = gst-element-check-@GST_MAJORMINOR@.m4
@@ -10,6 +10,7 @@ SUBDIRS = pkgconfig \
 	gst libs plugins tools tests \
 	docs \
 	po \
+	m4 \
 	common
 
 # These are all the possible subdirs
@@ -17,6 +18,7 @@ DIST_SUBDIRS = pkgconfig \
 	gst libs plugins tools tests \
 	docs \
 	po \
+	m4 \
 	common
 
 # include before EXTRA_DIST for win32 assignment
@@ -24,7 +26,6 @@ include $(top_srcdir)/common/win32.mak
 
 EXTRA_DIST = \
 	gstreamer.spec gstreamer.spec.in \
-	check-checks.m4 \
 	gst-element-check.m4.in \
 	configure.ac autogen.sh depcomp \
 	MAINTAINERS ABOUT-NLS RELEASE gstreamer.doap \
@@ -158,7 +159,41 @@ gst-element-check-@GST_MAJORMINOR@.m4: gst-element-check.m4
 
 CRUFT_FILES = \
 	$(top_builddir)/common/shave \
-	$(top_builddir)/common/shave-libtool
+	$(top_builddir)/common/shave-libtool \
+	$(top_builddir)/common/m4/codeset.m4 \
+	$(top_builddir)/common/m4/gettext.m4 \
+	$(top_builddir)/common/m4/glibc2.m4 \
+	$(top_builddir)/common/m4/glibc21.m4 \
+	$(top_builddir)/common/m4/iconv.m4 \
+	$(top_builddir)/common/m4/intdiv0.m4 \
+	$(top_builddir)/common/m4/intl.m4 \
+	$(top_builddir)/common/m4/intldir.m4 \
+	$(top_builddir)/common/m4/intlmacosx.m4 \
+	$(top_builddir)/common/m4/intmax.m4 \
+	$(top_builddir)/common/m4/inttypes-pri.m4 \
+	$(top_builddir)/common/m4/inttypes_h.m4 \
+	$(top_builddir)/common/m4/lcmessage.m4 \
+	$(top_builddir)/common/m4/lib-ld.m4 \
+	$(top_builddir)/common/m4/lib-link.m4 \
+	$(top_builddir)/common/m4/lib-prefix.m4 \
+	$(top_builddir)/common/m4/libtool.m4 \
+	$(top_builddir)/common/m4/lock.m4 \
+	$(top_builddir)/common/m4/longlong.m4 \
+	$(top_builddir)/common/m4/ltoptions.m4 \
+	$(top_builddir)/common/m4/ltsugar.m4 \
+	$(top_builddir)/common/m4/ltversion.m4 \
+	$(top_builddir)/common/m4/lt~obsolete.m4 \
+	$(top_builddir)/common/m4/nls.m4 \
+	$(top_builddir)/common/m4/po.m4 \
+	$(top_builddir)/common/m4/printf-posix.m4 \
+	$(top_builddir)/common/m4/progtest.m4 \
+	$(top_builddir)/common/m4/size_max.m4 \
+	$(top_builddir)/common/m4/stdint_h.m4 \
+	$(top_builddir)/common/m4/uintmax_t.m4 \
+	$(top_builddir)/common/m4/visibility.m4 \
+	$(top_builddir)/common/m4/wchar_t.m4 \
+	$(top_builddir)/common/m4/wint_t.m4 \
+	$(top_builddir)/common/m4/xsize.m4
 
 include $(top_srcdir)/common/cruft.mak
 

autogen.sh

@@ -82,7 +82,7 @@ patch -p0 < common/gettext.patch
 if test -f acinclude.m4; then rm acinclude.m4; fi
 
 tool_run "$libtoolize" "--copy --force"
-tool_run "$aclocal" "-I common/m4 -I . $ACLOCAL_FLAGS"
+tool_run "$aclocal" "-I m4 -I common/m4 $ACLOCAL_FLAGS"
 tool_run "$autoheader"
 
 # touch the stamp-h.in build stamp so we don't re-run autoheader in maintainer mode -- wingo

configure.ac

@@ -64,7 +64,7 @@ dnl allow for different autotools
 AS_AUTOTOOLS_ALTERNATE
 
 dnl Add parameters for aclocal (keep in sync with Makefile.am)
-AC_SUBST(ACLOCAL_AMFLAGS, "-I common/m4 -I .")
+AC_SUBST(ACLOCAL_AMFLAGS, "-I m4 -I common/m4")
 
 dnl set up gettext
 dnl the version check needs to stay here because autopoint greps for it
@@ -728,6 +728,7 @@ docs/pwg/Makefile
 docs/slides/Makefile
 docs/xsl/Makefile
 docs/version.entities
+m4/Makefile
 pkgconfig/Makefile
 stamp.h
 pkgconfig/gstreamer.pc

m4/.gitignore

@@ -0,0 +1,36 @@
+codeset.m4
+gettext.m4
+glibc*.m4
+iconv.m4
+intdiv0.m4
+intl.m4
+intldir.m4
+intlmacosx.m4
+intmax.m4
+inttypes-pri.m4
+inttypes.m4
+inttypes_h.m4
+isc-posix.m4
+lcmessage.m4
+lib-ld.m4
+lib-link.m4
+lib-prefix.m4
+libtool.m4
+lock.m4
+longlong.m4
+ltoptions.m4
+ltsugar.m4
+ltversion.m4
+lt~obsolete.m4
+nls.m4
+po.m4
+printf-posix.m4
+progtest.m4
+size_max.m4
+stdint_h.m4
+uintmax_t.m4
+ulonglong.m4
+visibility.m4
+wchar_t.m4
+wint_t.m4
+xsize.m4

m4/Makefile.am

@@ -0,0 +1 @@
+EXTRA_DIST = $(wildcard *.m4)