Mercurial > projects > ldc
changeset 1522:6766485fb584
Better error handling for CMake LLVM config file detection.
author | Christian Kamm <kamm incasoftware de> |
---|---|
date | Fri, 03 Jul 2009 18:49:42 +0200 |
parents | 982eb70e83b2 |
children | b265fb6ce15b |
files | CMakeLists.txt |
diffstat | 1 files changed, 12 insertions(+), 4 deletions(-) [+] |
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--- a/CMakeLists.txt Fri Jul 03 17:24:35 2009 +0200 +++ b/CMakeLists.txt Fri Jul 03 18:49:42 2009 +0200 @@ -144,10 +144,18 @@ # build a define that contains all LLVM targets required and is usable for # preprocessor code generation. start with the native target. find_path(LLVM_CONFIG_FILE_PATH config.h PATHS ${LLVM_INCLUDEDIR}/llvm/Config ${LLVM_INCLUDEDIR}/Config NO_DEFAULT_PATH) -message(${LLVM_CONFIG_FILE_PATH}/config.h) -file(STRINGS ${LLVM_CONFIG_FILE_PATH}/config.h LLVM_NATIVE_ARCH REGEX "^#define LLVM_NATIVE_ARCH") -string(REGEX REPLACE "^#define LLVM_NATIVE_ARCH (.*)Target$" "\\1" LLVM_NATIVE_ARCH ${LLVM_NATIVE_ARCH}) -set(LLVM_MODULES_DEFINE "LLVM_TARGET(${LLVM_NATIVE_ARCH})") +if(LLVM_CONFIG_FILE_PATH STREQUAL "LLVM_CONFIG_FILE_PATH-NOTFOUND") + message("Couldn't find your llvm Config.h file in ${LLVM_INCLUDEDIR}, no native target will be initialized.") +else(LLVM_CONFIG_FILE_PATH STREQUAL "LLVM_CONFIG_FILE_PATH-NOTFOUND") + file(STRINGS ${LLVM_CONFIG_FILE_PATH}/config.h LLVM_NATIVE_ARCH REGEX "^#define LLVM_NATIVE_ARCH") + if(LLVM_NATIVE_ARCH) + string(REGEX REPLACE "^#define LLVM_NATIVE_ARCH (.*)Target$" "\\1" LLVM_NATIVE_ARCH ${LLVM_NATIVE_ARCH}) + message("Found native target ${LLVM_NATIVE_ARCH}") + set(LLVM_MODULES_DEFINE "LLVM_TARGET(${LLVM_NATIVE_ARCH})") + else(LLVM_NATIVE_ARCH) + message("Couldn't find the LLVM_NATIVE_ARCH define in ${LLVM_CONFIG_FILE_PATH}/config.h. Probably you have an older LLVM and can ignore this warning.") + endif(LLVM_NATIVE_ARCH) +endif(LLVM_CONFIG_FILE_PATH STREQUAL "LLVM_CONFIG_FILE_PATH-NOTFOUND") # chain the extra target list to the define foreach(EXTRA_TARGET ${EXTRA_LLVM_MODULES}) set(LLVM_MODULES_DEFINE "${LLVM_MODULES_DEFINE} LLVM_TARGET(${EXTRA_TARGET})")