#
# This is package version
#
VERSION = 0.94

#
# This is where to install manpages
#
INSTALLPATH = /usr/share/man

#
# This is language subdirectory in $INSTALLPATH
# See $LANG description in man(1)
#
LANG_SUBDIR = ${LANG}

#
# How to compress manpages.
# Known compressors are `none', `gzip', `compress', `bzip2'
#
COMPRESS = gzip

#
# Compressor options
#
COMPRESS_OPTIONS = 

#
# Compress manpage only if its size is greater than $COMPRESS_SIZE
#
COMPRESS_SIZE = 4096

#
# `install' command
#
INSTALL = install -m 644


all:
	for d in 1 2 3 4 5 6 7 8; do \
		make -C man$$d all; \
	done

clean:
	for d in 1 2 3 4 5 6 7 8; do \
		make -C man$$d clean; \
	done

install: install-pages install-aliases

install-pages:
	[ -d $(INSTALLPATH) ] || mkdir $(INSTALLPATH)
	[ -d $(INSTALLPATH)/$(LANG_SUBDIR) ] || mkdir $(INSTALLPATH)/$(LANG_SUBDIR)
	if [ x$(COMPRESS) != xgzip -a \
	     x$(COMPRESS) != xbzip2 -a \
	     x$(COMPRESS) != xnone -a \
	     x$(COMPRESS) != xcompress ]; then \
	  echo Error: Invalid compressor $(COMPRESS) ; \
	  exit 1; \
	fi
	for section in 1 2 3 4 5 6 7 8; do \
	  [ -d man$$section ] || continue; \
	  [ -d $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section ] || \
		mkdir $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section; \
	  cd man$$section; \
	  if [ x"`echo *.$$section`" != x\*.$$section ]; then \
	    for manpage in *.$$section; do \
	      rm -f $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section/$$manpage; \
	      for ext in gz Z bz2; do \
	        rm -f $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section/$$manpage.$$ext; \
	      done; \
	      $(INSTALL) $$manpage $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section; \
	      FILESIZE=`ls -l $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section/$$manpage | \
	                tr -s ' ' | cut -d ' ' -f 5`; \
	      if [ $$FILESIZE -gt $(COMPRESS_SIZE) ]; then \
	        if [ x$(COMPRESS) != xnone ]; then \
	          $(COMPRESS) $(COMPRESS_OPTIONS) $(INSTALLPATH)/$(LANG_SUBDIR)/man$$section/$$manpage; \
	        fi; \
	      fi; \
	    done; \
	  fi; \
	  cd ..; \
	done

install-aliases:
	for section in 1 2 3 4 5 6 7 8; do \
	  [ -d man$$section ] || continue; \
	  [ -f man$$section/ALIASES ] || continue; \
	  cd man$$section; \
	  dest_dir=$(INSTALLPATH)/$(LANG_SUBDIR)/man$$section; \
	  sed -e "/^#/d" -e "s,^\(.\+\)	\(.\+\)$$,\
	    rm -f $$dest_dir/\2.$$section $$dest_dir/\2.$$section.gz \
		$$dest_dir/\2.$$section.Z $$dest_dir/\2.$$section.bz2; \
		echo .so man$$section/\1.$$section \> $$dest_dir/\2.$$section," \
			< ALIASES > tmp-run; \
	  . tmp-run; \
	  rm -f tmp-run; \
	  cd ..; \
	done