From f4c34bb42dd0fe8217d4d54a9a4a2eeecdb0f0f4 Mon Sep 17 00:00:00 2001
From: Silvio <silvio.traversaro@iit.it>
Date: Thu, 5 Jan 2017 23:37:37 +0100
Subject: vcpkg_apply_patches: add QUIET option

---
 scripts/cmake/vcpkg_apply_patches.cmake | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

(limited to 'scripts')

diff --git a/scripts/cmake/vcpkg_apply_patches.cmake b/scripts/cmake/vcpkg_apply_patches.cmake
index cd3026b6a..d509e36ec 100644
--- a/scripts/cmake/vcpkg_apply_patches.cmake
+++ b/scripts/cmake/vcpkg_apply_patches.cmake
@@ -1,5 +1,26 @@
+#.rst:
+# .. command:: vcpkg_apply_patches
+#
+#  Apply a set of patches to a source tree.
+#
+#  ::
+#  vcpkg_apply_patches(SOURCE_PATH <source_path>
+#                      PATCHES patch1 [patch ...]
+#                      )
+#
+#  ``SOURCE_PATH``
+#    The source path in which apply the patches.
+#  ``PATCHES``
+#    A list of patches that are applied to the source tree  
+#  ``QUIET`` 
+#    If this option is passed, the warning message when applyng 
+#    a patch failes is not printed. This is convenient for patches
+#    that are known to fail even on a clean source tree, and for 
+#    which the standard warning message would be confusing for the user.
+#
+
 function(vcpkg_apply_patches)
-    cmake_parse_arguments(_ap "" "SOURCE_PATH" "PATCHES" ${ARGN})
+    cmake_parse_arguments(_ap "QUIET" "SOURCE_PATH" "PATCHES" ${ARGN})
 
     find_program(GIT git)
     set(PATCHNUM 0)
@@ -14,7 +35,7 @@ function(vcpkg_apply_patches)
             RESULT_VARIABLE error_code
         )
 
-        if(error_code)
+        if(error_code AND NOT ${_ap_QUIET})
             message(STATUS "Applying patch failed. This is expected if this patch was previously applied.")
         endif()
 
-- 
cgit v1.2.3