# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1458596706 -3600
# Node ID 7ec1aa86dc808330c4fcd2b88758f9869283ec70
# Parent  244b5178dc32877586870786a8fe8923d41675b6
commit https://github.com/vim/vim/commit/b763eba7ae3540cd879f7c29882a29308f9688db
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon Mar 21 22:40:03 2016 +0100

    patch 7.4.1633
    Problem:    If the help tags file was removed "make install" fails. (Tony
                Mechelynck)
    Solution:   Only try moving the file if it exists.

diff --git a/src/Makefile b/src/Makefile
--- a/src/Makefile
+++ b/src/Makefile
@@ -2115,11 +2115,11 @@ installrtbase: $(HELPSOURCE)/vim.1 $(DES
 		$(DEST_FTP) $(DEST_AUTO) $(DEST_AUTO)/xml $(DEST_PLUG) \
 		$(DEST_TUTOR) $(DEST_SPELL) $(DEST_COMP)
 	-$(SHELL) ./installman.sh install $(DEST_MAN) "" $(INSTALLMANARGS)
-	@echo generating help tags
 # Generate the help tags with ":helptags" to handle all languages.
 # Move the distributed tags file aside and restore it, to avoid it being
 # different from the repository.
-	cd $(HELPSOURCE); mv -f tags tags.dist
+	cd $(HELPSOURCE); if test -f tags; then mv -f tags tags.dist; fi
+	@echo generating help tags
 	-@cd $(HELPSOURCE); $(MAKE) VIMEXE=$(DEST_BIN)/$(VIMTARGET) vimtags
 	cd $(HELPSOURCE); \
 		files=`ls *.txt tags`; \
@@ -2129,7 +2129,7 @@ installrtbase: $(HELPSOURCE)/vim.1 $(DES
 		chmod $(HELPMOD) $$files
 	$(INSTALL_DATA)  $(HELPSOURCE)/*.pl $(DEST_HELP)
 	chmod $(SCRIPTMOD) $(DEST_HELP)/*.pl
-	cd $(HELPSOURCE); mv -f tags.dist tags
+	cd $(HELPSOURCE); if test -f tags.dist; then mv -f tags.dist tags; fi
 # install the menu files
 	$(INSTALL_DATA) $(SCRIPTSOURCE)/menu.vim $(SYS_MENU_FILE)
 	chmod $(VIMSCRIPTMOD) $(SYS_MENU_FILE)
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1633,
+/**/
     1632,
 /**/
     1631,