From e735768e52c7082b083eecdb3b8bc2d2d29312ca Mon Sep 17 00:00:00 2001
From: Nicholas O'Connor <nrfoconnor@gmail.com>
Date: Wed, 5 Jul 2017 14:05:21 -0700
Subject: [PATCH] man page: gzip should no longer delete generated file,
 preventing constant rebuilding

---
 cmake/Modules/Ronn.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/Modules/Ronn.cmake b/cmake/Modules/Ronn.cmake
index fe6b696..2b34278 100644
--- a/cmake/Modules/Ronn.cmake
+++ b/cmake/Modules/Ronn.cmake
@@ -29,7 +29,7 @@ else(NOT RONN OR NOT GZIP)
         add_custom_command(OUTPUT "${outfile}.gz"
                 DEPENDS "${outfile}"
                 COMMAND "${GZIP}"
-                ARGS    -f "${outfile}"
+                ARGS    -fk "${outfile}"
         )
         set(manpages ${manpages} "${outfile}.gz")
     endmacro(generate_manpage)