From d04123c9ed17d7a590702cd574e651aa78021a5c Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sat, 2 Nov 2013 20:04:57 +0100
Subject: Make adding new methods a bit nicer

---
 src/methods/CMakeLists.txt                   | 47 ++++++++++++++++++++--------
 src/methods/generic_gcm/CMakeLists.txt       |  3 +-
 src/methods/null/CMakeLists.txt              |  3 +-
 src/methods/xsalsa20_poly1305/CMakeLists.txt |  5 ++-
 4 files changed, 38 insertions(+), 20 deletions(-)

(limited to 'src/methods')

diff --git a/src/methods/CMakeLists.txt b/src/methods/CMakeLists.txt
index d707884..7676c25 100644
--- a/src/methods/CMakeLists.txt
+++ b/src/methods/CMakeLists.txt
@@ -1,15 +1,39 @@
-set(METHODS null)
+set(METHODS "")
 set(METHOD_COMMON FALSE)
 
-if(WITH_METHOD_XSALSA20_POLY1305)
-  list(APPEND METHODS xsalsa20_poly1305)
-  set(METHOD_COMMON TRUE)
-endif(WITH_METHOD_XSALSA20_POLY1305)
+macro(fastd_method name needs_common)
+  string(REPLACE - _ name_ "${name}")
+  string(TOUPPER "${name_}" NAME)
 
-if(WITH_METHOD_GENERIC_GCM)
-  list(APPEND METHODS generic_gcm)
-  set(METHOD_COMMON TRUE)
-endif(WITH_METHOD_GENERIC_GCM)
+  set(WITH_METHOD_${NAME} TRUE CACHE BOOL "Include the ${name} method")
+
+  if(WITH_METHOD_${NAME})
+    add_library(method_${name_} OBJECT ${ARGN})
+    set_property(TARGET method_${name_} PROPERTY COMPILE_FLAGS "${FASTD_CFLAGS}")
+
+    list(APPEND METHODS ${name_})
+    set(METHODS "${METHODS}" PARENT_SCOPE)
+  endif(WITH_METHOD_${NAME})
+
+  if(${needs_common})
+    set(METHOD_COMMON TRUE PARENT_SCOPE)
+  endif(${needs_common})
+endmacro(fastd_method)
+
+macro(fastd_method_include_directories name)
+  string(REPLACE - _ name_ "${name}")
+  string(TOUPPER "${name_}" NAME)
+
+  if(WITH_METHOD_${NAME})
+    target_include_directories(method_${name_} PRIVATE ${ARGN})
+  endif(WITH_METHOD_${NAME})
+endmacro(fastd_method_include_directories)
+
+
+add_subdirectory(null)
+
+add_subdirectory(generic_gcm)
+add_subdirectory(xsalsa20_poly1305)
 
 
 set(METHOD_SOURCES "${CMAKE_CURRENT_BINARY_DIR}/methods.c")
@@ -18,20 +42,17 @@ set(METHOD_DEFINITIONS "")
 set(METHOD_LIST "")
 
 foreach(method ${METHODS})
-  add_subdirectory(${method})
-
   list(APPEND METHOD_SOURCES $<TARGET_OBJECTS:method_${method}>)
 
   set(METHOD_DEFINITIONS "${METHOD_DEFINITIONS}\nextern const fastd_method_t fastd_method_${method};")
   set(METHOD_LIST "${METHOD_LIST}\n&fastd_method_${method},")
 endforeach(method)
 
+
 if(METHOD_COMMON)
   list(APPEND METHOD_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/common.c)
 endif(METHOD_COMMON)
 
-
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/methods.c.in ${CMAKE_CURRENT_BINARY_DIR}/methods.c)
 
-
 set(METHOD_SOURCES "${METHOD_SOURCES}" PARENT_SCOPE)
diff --git a/src/methods/generic_gcm/CMakeLists.txt b/src/methods/generic_gcm/CMakeLists.txt
index df1cec9..99d07a8 100644
--- a/src/methods/generic_gcm/CMakeLists.txt
+++ b/src/methods/generic_gcm/CMakeLists.txt
@@ -1,4 +1,3 @@
-add_library(method_generic_gcm OBJECT
+fastd_method(generic-gcm TRUE
   generic_gcm.c
 )
-set_property(TARGET method_generic_gcm PROPERTY COMPILE_FLAGS "${FASTD_CFLAGS}")
diff --git a/src/methods/null/CMakeLists.txt b/src/methods/null/CMakeLists.txt
index 750da66..6e3073d 100644
--- a/src/methods/null/CMakeLists.txt
+++ b/src/methods/null/CMakeLists.txt
@@ -1,4 +1,3 @@
-add_library(method_null OBJECT
+fastd_method(null FALSE
   null.c
 )
-set_property(TARGET method_null PROPERTY COMPILE_FLAGS "${FASTD_CFLAGS}")
diff --git a/src/methods/xsalsa20_poly1305/CMakeLists.txt b/src/methods/xsalsa20_poly1305/CMakeLists.txt
index f2129d6..36e486a 100644
--- a/src/methods/xsalsa20_poly1305/CMakeLists.txt
+++ b/src/methods/xsalsa20_poly1305/CMakeLists.txt
@@ -1,5 +1,4 @@
-add_library(method_xsalsa20_poly1305 OBJECT
+fastd_method(xsalsa20-poly1305 TRUE
   xsalsa20_poly1305.c
 )
-set_property(TARGET method_xsalsa20_poly1305 PROPERTY COMPILE_FLAGS "${FASTD_CFLAGS}")
-target_include_directories(method_xsalsa20_poly1305 PRIVATE ${NACL_INCLUDE_DIRS})
+fastd_method_include_directories(xsalsa20-poly1305 ${NACL_INCLUDE_DIRS})
-- 
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