From f6ce6eb4037cf52be35b418e72445e83fa3e4554 Mon Sep 17 00:00:00 2001
From: "Joakim L. Gilje" <jgilje@jgilje.net>
Date: Tue, 13 Oct 2020 00:20:01 +0200
Subject: [botan] ask for amalgamation build on windows (#13936)

* ask for amalgamation build on windows to avoid linker errors due to long command line

* bump port-version on botan

* made the amalgamation build user-selectable via feature-flags
---
 ports/botan/CONTROL        | 4 ++++
 ports/botan/portfile.cmake | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/ports/botan/CONTROL b/ports/botan/CONTROL
index 871381e57..5c3808a51 100644
--- a/ports/botan/CONTROL
+++ b/ports/botan/CONTROL
@@ -1,4 +1,8 @@
 Source: botan
 Version: 2.15.0
+Port-Version: 1
 Homepage: https://botan.randombit.net
 Description: A cryptography library written in C++11
+
+Feature: amalgamation
+Description: Do an amalgamation build of the library
diff --git a/ports/botan/portfile.cmake b/ports/botan/portfile.cmake
index a00253e3f..37ca79662 100644
--- a/ports/botan/portfile.cmake
+++ b/ports/botan/portfile.cmake
@@ -46,6 +46,10 @@ else()
     message(FATAL_ERROR "Unsupported architecture")
 endif()
 
+vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
+    amalgamation BOTAN_AMALGAMATION
+)
+
 function(BOTAN_BUILD BOTAN_BUILD_TYPE)
 
     if(BOTAN_BUILD_TYPE STREQUAL "dbg")
@@ -77,6 +81,10 @@ function(BOTAN_BUILD BOTAN_BUILD_TYPE)
         list(APPEND configure_arguments ${BOTAN_MSVC_RUNTIME}${BOTAN_MSVC_RUNTIME_SUFFIX})
     endif()
 
+    if("-DBOTAN_AMALGAMATION=ON" IN_LIST FEATURE_OPTIONS)
+        list(APPEND configure_arguments --amalgamation)
+    endif()
+
     vcpkg_execute_required_process(
         COMMAND "${PYTHON3}" "${SOURCE_PATH}/configure.py" ${configure_arguments}
         WORKING_DIRECTORY "${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-${BOTAN_BUILD_TYPE}"
-- 
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