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Collect configuration options at the top of the file

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- Also document the -DSTDCALL even better.
This commit is contained in:
Sascha Cunz 2012-12-18 19:32:31 +01:00
parent 521479b170
commit 19a766a201
1 changed files with 27 additions and 15 deletions
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42
CMakeLists.txt
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@ -14,6 +14,33 @@
PROJECT(libgit2 C)
CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
# Build options
#
OPTION( BUILD_SHARED_LIBS "Build Shared Library (OFF for Static)" ON )
OPTION( THREADSAFE "Build libgit2 as threadsafe" OFF )
OPTION( BUILD_CLAR "Build Tests using the Clar suite" ON )
OPTION( BUILD_EXAMPLES "Build library usage example apps" OFF )
OPTION( TAGS "Generate tags" OFF )
OPTION( PROFILE "Generate profiling information" OFF )
IF(MSVC)
# This option is only availalbe when building with MSVC. By default, libgit2 is
# build using the stdcall calling convention, as that's what the CLR expects by
# default and how the Windows API is built.
#
# If you are writing a C or C++ program and want to link to libgit2, you have to
# either:
# - Add /Gz to the compiler options of _your_ program / library.
# - Turn this option off by invoking CMake with the "-DSTDCALL=Off" argument.
#
OPTION( STDCALL "Build libgit2 with the __stdcall convention" ON )
ENDIF()
# Installation paths
#
SET(BIN_INSTALL_DIR bin CACHE PATH "Where to install binaries to.")
SET(LIB_INSTALL_DIR lib CACHE PATH "Where to install libraries to.")
SET(INCLUDE_INSTALL_DIR include CACHE PATH "Where to install headers to.")
FILE(STRINGS "include/git2/version.h" GIT2_HEADER REGEX "^#define LIBGIT2_VERSION \"[^\"]*\"$")
STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"([0-9]+).*$" "\\1" LIBGIT2_VERSION_MAJOR "${GIT2_HEADER}")
@ -71,23 +98,8 @@ ELSE()
FILE(GLOB SRC_ZLIB deps/zlib/*.c)
ENDIF()
# Installation paths
SET(BIN_INSTALL_DIR bin CACHE PATH "Where to install binaries to.")
SET(LIB_INSTALL_DIR lib CACHE PATH "Where to install libraries to.")
SET(INCLUDE_INSTALL_DIR include CACHE PATH "Where to install headers to.")
# Build options
OPTION (BUILD_SHARED_LIBS "Build Shared Library (OFF for Static)" ON)
OPTION (THREADSAFE "Build libgit2 as threadsafe" OFF)
OPTION (BUILD_CLAR "Build Tests using the Clar suite" ON)
OPTION (BUILD_EXAMPLES "Build library usage example apps" OFF)
OPTION (TAGS "Generate tags" OFF)
OPTION (PROFILE "Generate profiling information" OFF)
# Platform specific compilation flags
IF (MSVC)
# Default to stdcall, as that's what the CLR expects and how the Windows API is built
OPTION (STDCALL "Buildl libgit2 with the __stdcall convention" ON)
STRING(REPLACE "/Zm1000" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")