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-rw-r--r--ChangeLog6
-rw-r--r--Config/defs.mk.in1
-rw-r--r--Doc/Makefile.in15
-rw-r--r--configure.ac6
4 files changed, 21 insertions, 7 deletions
diff --git a/ChangeLog b/ChangeLog
index faf75cd88..1e6b624ff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-11-25  Barton E. Schaefer  <schaefer@zsh.org>
+
+	* 32045 (as corrected by Martin Vaeth 32047): Config/defs.mk.in,
+	Doc/Makefile.in, configure.ac: use dependencies to determine
+	whether to rebuild helpfiles.
+
 2013-11-23  Peter Stephenson  <p.w.stephenson@ntlworld.com>
 
 	* 32031 plus missed _run_help: Completion/Zsh/Command/_run-help,
diff --git a/Config/defs.mk.in b/Config/defs.mk.in
index 5c19cc4d5..2c813a3b2 100644
--- a/Config/defs.mk.in
+++ b/Config/defs.mk.in
@@ -52,6 +52,7 @@ scriptdir       = @scriptdir@
 sitescriptdir   = @sitescriptdir@
 htmldir         = @htmldir@
 runhelpdir      = @runhelpdir@
+runhelp         = @runhelp@
 
 # compilation
 CC              = @CC@
diff --git a/Doc/Makefile.in b/Doc/Makefile.in
index eae330171..50e210fcf 100644
--- a/Doc/Makefile.in
+++ b/Doc/Makefile.in
@@ -83,7 +83,7 @@ Zsh/seealso.yo Zsh/tcpsys.yo Zsh/zftpsys.yo Zsh/zle.yo
 
 # ========== DEPENDENCIES FOR BUILDING ==========
 
-all: man runhelp texi ../META-FAQ
+all: man $(runhelp) texi ../META-FAQ
 .PHONY: all
 
 everything: all dvi html pdf info
@@ -184,13 +184,14 @@ $(sdir)/zsh.texi: $(YODLSRC)
 man: $(MAN)
 .PHONY: man
 
-runhelp: man
-	test x"$(runhelpdir)" = x"" || { \
-	    test -r $(sdir)/help.txt && test -r $(sdir)/help/ztcp; \
-	} || perl $(sdir_top)/Util/helpfiles \
+runhelp: help.txt
+.PHONY: runhelp
+
+help.txt: zshbuiltins.1
+	@-rm -f $(sdir)/help.txt $(sdir)/help/*
+	perl $(sdir_top)/Util/helpfiles \
 	    $(sdir)/zshbuiltins.1 $(sdir)/help $(sdir)/help.txt \
 	    || { rm -f $(sdir)/help.txt $(sdir)/help/*; false; }
-.PHONY: runhelp
 
 $(MAN): zmacros.yo zman.yo
 
@@ -312,7 +313,7 @@ install.man: man
 .PHONY: install.man
 
 # install runhelp pages, creating install directory if necessary
-install.runhelp: runhelp
+install.runhelp: $(runhelp)
 	if test x"$(runhelpdir)" != x""; then \
 	    ${SHELL} $(sdir_top)/mkinstalldirs $(DESTDIR)$(runhelpdir); \
 	    $(INSTALL_DATA) $(sdir)/help/* $(DESTDIR)$(runhelpdir); \
diff --git a/configure.ac b/configure.ac
index 607c61204..776b90828 100644
--- a/configure.ac
+++ b/configure.ac
@@ -269,6 +269,11 @@ fi], [runhelpdir=yes])
 if test x"$runhelpdir" = xyes; then
   runhelpdir=${datadir}/${tzsh_name}/'${VERSION}'/help
 fi
+if test x"$runhelpdir" = x; then
+  runhelp=
+else
+  runhelp=runhelp
+fi
 
 ifdef([fndir],[undefine([fndir])])dnl
 AC_ARG_ENABLE(fndir,
@@ -310,6 +315,7 @@ else
 fi], [additionalfpath=""])
 
 AC_SUBST(runhelpdir)dnl
+AC_SUBST(runhelp)dnl
 AC_SUBST(additionalfpath)dnl
 AC_SUBST(fndir)dnl
 AC_SUBST(sitefndir)dnl