From 54b9de32d887856379b9874335d4d59740eb111e Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@tuebingen.mpg.de>
Date: Tue, 21 May 2019 11:54:25 +0200
Subject: [PATCH] Install man pages in compressed form.

This is generally a good idea since all versions of man(1) support
at least gzip-compressed manual pages.
---
 .gitignore |  2 +-
 Makefile   | 16 +++++++++-------
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/.gitignore b/.gitignore
index c2b3735..f1c16e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,7 +7,7 @@ config.mak
 config.log
 config.status
 configure.sh
-*.6
+*.6.gz
 *.lsg.*
 *.flex.*
 *.bison.*
diff --git a/Makefile b/Makefile
index d81133a..b0cd34d 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,7 @@ MAKEFLAGS += -Rr
 RM := rm -f
 MKDIR_P := mkdir -p
 CHMOD := chmod
+GZIP := gzip -f9
 
 ifeq ("$(origin CC)", "default")
         CC := cc
@@ -57,7 +58,7 @@ cc_version := $(shell $(CC) --version | head -n 1)
 build_date := $(shell date)
 uname_rs := $(shell uname -rs)
 
-all := tfortune tfortune.6
+all := tfortune tfortune.6.gz
 all: $(all)
 
 deps := txp.bison.d txp.flex.d ast.d tfortune.d util.d txp.flex.d \
@@ -116,9 +117,10 @@ index.html tfortune.suite: %: %.m4
 	$(call SAY, LSGH $<)
 	$(LOPSUBGEN) --gen-header < $<
 
-%.6: %.suite version.c
+%.6.gz: %.suite version.c
 	$(call SAY, LSGM $<)
-	$(LOPSUBGEN) --gen-man=$@ --version-string $(GIT_VERSION) < $<
+	$(LOPSUBGEN) --gen-man=${@:.gz=} --version-string $(GIT_VERSION) < $<
+	$(GZIP) ${@:.gz=}
 
 %.flex.c: %.lex
 	$(call SAY, FLEX $<)
@@ -182,7 +184,7 @@ tfortune: $(deps:.d=.o)
 mostlyclean:
 	$(RM) tfortune *.o *.d
 clean: mostlyclean
-	$(RM) *.lsg.* *.flex.* *.bison.* *.6 *.suite
+	$(RM) *.lsg.* *.flex.* *.bison.* *.6.gz *.suite
 distclean: clean
 	$(RM) config.mak config.status config.log config.h config.h.in version.c
 	$(RM) -r autom4te.cache
@@ -200,7 +202,7 @@ endif
 install install-strip: all
 	$(MKDIR_P) $(DESTDIR)$(bindir) $(DESTDIR)$(mandir)
 	$(INSTALL_PROGRAM) $(strip_option) tfortune $(DESTDIR)$(bindir)
-	$(INSTALL_DATA) tfortune.6 $(DESTDIR)$(mandir)
+	$(INSTALL_DATA) tfortune.6.gz $(DESTDIR)$(mandir)
 
 define README :=
 tfortune - $(SLOGAN)
@@ -221,8 +223,8 @@ Resources
 
 Documentation
 ~~~~~~~~~~~~~
-See tfortune.suite. Or build the man page with \"make tfortune.6\"
-and run \"man -l tfortune.6\".
+See tfortune.suite. Or build the man page with \"make tfortune.6.gz\"
+and run \"man -l tfortune.6.gz\".
 
 Dependencies
 ~~~~~~~~~~~~
-- 
2.39.5