Move duplicated documentation rules to Makefile.shared

- Also, harmonize libm to use CHEWOUT_FILES like libc, rather than chobj.
  Update documentation appropriately.

        * HOWTO: Update.
        * Makefile.shared: Move documentation rules to here...
        * libc/argz/Makefile.am: ... from here ...
        * libc/ctype/Makefile.am: ... and here.
        * libc/errno/Makefile.am: Ditto.
        * libc/iconv/Makefile.am: Ditto.
        * libc/iconv/ccs/Makefile.am : Ditto.
        * libc/iconv/ces/Makefile.am: Ditto.
        * libc/iconv/lib/Makefile.am: Ditto.
        * libc/locale/Makefile.am: Ditto.
        * libc/misc/Makefile.am: Ditto.
        * libc/posix/Makefile.am: Ditto.
        * libc/reent/Makefile.am: Ditto.
        * libc/search/Makefile.am: Ditto.
        * libc/stdio/Makefile.am: Ditto.
        * libc/stdio64/Makefile.am: Ditto.
        * libc/stdlib/Makefile.am : Ditto.
        * libc/string/Makefile.am: Ditto.
        * libc/syscalls/Makefile.am: Ditto.
        * libc/time/Makefile.am : Ditto.
        * libc/unix/Makefile.am: Ditto.
        * libc/xdr/Makefile.am: Ditto.
        * libm/common/Makefile.am: Ditto.
        * libm/complex/Makefile.am: Ditto.
        * libm/math/Makefile.am: Ditto.
        * libm/mathfp/Makefile.am: Ditto.

3 files changed, 40 insertions, 24 deletions

diff --git a/newlib/libc/iconv/ccs/Makefile.am b/newlib/libc/iconv/ccs/Makefile.am
index ce0428e..295d846 100644
--- a/newlib/libc/iconv/ccs/Makefile.am
+++ b/newlib/libc/iconv/ccs/Makefile.am
@@ -47,21 +47,7 @@ noinst_DATA =
 
 SUBDIRS=binary
 
-CHEWOUT_FILES = ccs.def
-
-SUFFIXES = .def
-
-CHEW = ../../../doc/makedoc -f $(srcdir)/../../../doc/doc.str
-
-.c.def:
-	$(CHEW) < $< > $*.def 2> $*.ref
-	touch stmp-def
-
-TARGETDOC = ../tmp.texi
-
-doc: $(CHEWOUT_FILES)
-	cat $(srcdir)/ccs.tex >> $(TARGETDOC)
-
-CLEANFILES = $(CHEWOUT_FILES) *.ref
+CHEWOUT_FILES =
+CHAPTERS =
 
 include $(srcdir)/../../../Makefile.shared
diff --git a/newlib/libc/iconv/ccs/Makefile.in b/newlib/libc/iconv/ccs/Makefile.in
index 861e455..3be5319 100644
--- a/newlib/libc/iconv/ccs/Makefile.in
+++ b/newlib/libc/iconv/ccs/Makefile.in
@@ -349,10 +349,14 @@ lib_a_SOURCES = $(GENERAL_SOURCES) $(ELIX_SOURCES)
 lib_a_CFLAGS = $(AM_CFLAGS)
 noinst_DATA = 
 SUBDIRS = binary
-CHEWOUT_FILES = ccs.def
+CHEWOUT_FILES = 
+CHAPTERS = 
+
+#
+# documentation rules
+#
 SUFFIXES = .def
-CHEW = ../../../doc/makedoc -f $(srcdir)/../../../doc/doc.str
-TARGETDOC = ../tmp.texi
+CHEW = ${top_builddir}/../doc/makedoc -f $(top_srcdir)/../doc/doc.str
 CLEANFILES = $(CHEWOUT_FILES) *.ref
 all: all-recursive
 
@@ -927,18 +931,23 @@ uninstall-am:
 	mostlyclean-libtool pdf pdf-am ps ps-am tags tags-recursive \
 	uninstall uninstall-am
 
+objectlist.awk.in: $(noinst_LTLIBRARIES)
+	-rm -f objectlist.awk.in
+	for i in `ls *.lo` ; \
+	do \
+	  echo $$i `pwd`/$$i >> objectlist.awk.in ; \
+	done
 
 .c.def:
 	$(CHEW) < $< > $*.def 2> $*.ref
 	touch stmp-def
 
+TARGETDOC ?= ../tmp.texi
+
 doc: $(CHEWOUT_FILES)
-	cat $(srcdir)/ccs.tex >> $(TARGETDOC)
-objectlist.awk.in: $(noinst_LTLIBRARIES)
-	-rm -f objectlist.awk.in
-	for i in `ls *.lo` ; \
+	for chapter in $(CHAPTERS) ; \
 	do \
-	  echo $$i `pwd`/$$i >> objectlist.awk.in ; \
+	  cat $(srcdir)/$$chapter >> $(TARGETDOC) ; \
 	done
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
diff --git a/newlib/libc/iconv/ccs/binary/Makefile.in b/newlib/libc/iconv/ccs/binary/Makefile.in
index 6ba8736..6336b41 100644
--- a/newlib/libc/iconv/ccs/binary/Makefile.in
+++ b/newlib/libc/iconv/ccs/binary/Makefile.in
@@ -264,9 +264,17 @@ cp775.cct cp850.cct cp852.cct cp855.cct cp866.cct \
 jis_x0212_1990.cct jis_x0201_1976.cct jis_x0208_1990.cct ksx1001.cct \
 cns11643_plane1.cct cns11643_plane2.cct cns11643_plane14.cct
 
+
+#
+# documentation rules
+#
+SUFFIXES = .def
+CHEW = ${top_builddir}/../doc/makedoc -f $(top_srcdir)/../doc/doc.str
+CLEANFILES = $(CHEWOUT_FILES) *.ref
 all: all-am
 
 .SUFFIXES:
+.SUFFIXES: .def .c
 $(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am $(srcdir)/../../../../Makefile.shared $(am__configure_deps)
 	@for dep in $?; do \
 	  case '$(am__configure_deps)' in \
@@ -360,6 +368,7 @@ install-strip:
 mostlyclean-generic:
 
 clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
 
 distclean-generic:
 	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
@@ -453,6 +462,18 @@ objectlist.awk.in: $(noinst_LTLIBRARIES)
 	  echo $$i `pwd`/$$i >> objectlist.awk.in ; \
 	done
 
+.c.def:
+	$(CHEW) < $< > $*.def 2> $*.ref
+	touch stmp-def
+
+TARGETDOC ?= ../tmp.texi
+
+doc: $(CHEWOUT_FILES)
+	for chapter in $(CHAPTERS) ; \
+	do \
+	  cat $(srcdir)/$$chapter >> $(TARGETDOC) ; \
+	done
+
 info:
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.