Merge remote-tracking branch 'app4triqs/unstable' into unstable

TRIQS · Sep 10, 2020 · 98fb471 · 98fb471
2 parents 1b413d2 + b849c43
commit 98fb471
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Showing 2 changed files with 12 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -115,6 +115,7 @@ target_compile_options(${PROJECT_NAME}_warnings
     -Wpedantic
     -Wno-sign-compare
     -Wno-deprecated-comma-subscript
+    -Wno-unknown-warning-option
     $<$<CXX_COMPILER_ID:GNU>:-Wshadow=local>
     $<$<CXX_COMPILER_ID:GNU>:-Wno-attributes>
     $<$<CXX_COMPILER_ID:Clang>:-Wshadow>

diff --git a/deps/external_dependency.cmake b/deps/external_dependency.cmake
@@ -72,9 +72,18 @@ function(external_dependency)
     set(src_dir ${bin_dir}_src)
     if(NOT IS_DIRECTORY ${src_dir})
       if(ARG_GIT_TAG)
-	set(clone_opts --branch ${ARG_GIT_TAG} -c advice.detachedHead=false)
+        set(clone_opts --branch ${ARG_GIT_TAG} -c advice.detachedHead=false)
+      endif()
+      if(NOT GIT_EXECUTABLE)
+        find_package(Git REQUIRED)
+      endif()
+      execute_process(COMMAND ${GIT_EXECUTABLE} clone ${ARG_GIT_REPO} --depth 1 ${clone_opts} ${src_dir}
+        RESULT_VARIABLE clone_failed
+        ERROR_VARIABLE clone_error
+      )
+      if(clone_failed)
+        message(FATAL_ERROR "Failed to clone sources for dependency ${ARGV0}.\n ${clone_error}")
       endif()
-      execute_process(COMMAND git clone ${ARG_GIT_REPO} --depth 1 ${clone_opts} ${src_dir})
     endif()
     add_subdirectory(${src_dir} ${bin_dir} ${subdir_opts})
   else()