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Move llvm and libcxx to... [inputs]: ...here. [arguments]: Also adjust CROSS_CPLUS_INCLUDE_PATH when necessary. --- gnu/packages/llvm.scm | 41 ++++++++++++++++++++++++++++++++++------- 1 file changed, 34 insertions(+), 7 deletions(-) diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm index 9b5e495d08..63b55ef3df 100644 --- a/gnu/packages/llvm.scm +++ b/gnu/packages/llvm.scm @@ -1422,19 +1422,43 @@ (define-public libcxxabi-6 (modify-phases (@ (guix build cmake-build-system) %standard-phases) (add-after 'unpack 'chdir (lambda _ (chdir "libcxxabi"))) - (add-after 'set-paths 'adjust-CPLUS_INCLUDE_PATH - (lambda* (#:key inputs #:allow-other-keys) - (let ((gcc (assoc-ref inputs "gcc"))) + (add-after 'unpack 'adjust-CPLUS_INCLUDE_PATH + (lambda* (#:key inputs native-inputs #:allow-other-keys) + (define (delete* what lst) + (if (null? what) + lst + (delete* (cdr what) (delete (car what) lst)))) + + (let ((gcc (or (assoc-ref inputs "gcc") (assoc-ref native-inputs "gcc"))) + (cross-gcc (assoc-ref native-inputs "cross-gcc"))) ;; Hide GCC's C++ headers so that they do not interfere with ;; the ones we are attempting to build. (setenv "CPLUS_INCLUDE_PATH" (string-join (cons (string-append (assoc-ref inputs "libcxx") "/include/c++/v1") - (delete (string-append gcc "/include/c++") - (string-split (getenv "CPLUS_INCLUDE_PATH") - #\:))) + (delete* + `(,(string-append gcc "/include/c++") + ,@(if cross-gcc + `(,(string-append cross-gcc "/include/c++")) + '())) + (string-split (getenv "CPLUS_INCLUDE_PATH") + #\:))) ":")) + (when cross-gcc + (setenv "CROSS_CPLUS_INCLUDE_PATH" + (string-join + (cons (string-append + (assoc-ref inputs "libcxx") "/include/c++/v1") + (delete* + (list (string-append cross-gcc "/include/c++") + (string-append gcc "/include/c++")) + (string-split (getenv "CROSS_CPLUS_INCLUDE_PATH") + #\:))) + ":")) + (format #true + "environment variable `CROSS_CPLUS_INCLUDE_PATH' changed to ~a~%" + (getenv "CROSS_CPLUS_INCLUDE_PATH"))) (format #true "environment variable `CPLUS_INCLUDE_PATH' changed to ~a~%" (getenv "CPLUS_INCLUDE_PATH"))))) @@ -1444,8 +1468,11 @@ (define-public libcxxabi-6 (assoc-ref outputs "out") "/include"))) (install-file "../libcxxabi/include/__cxxabi_config.h" include-dir) (install-file "../libcxxabi/include/cxxabi.h" include-dir))))))) + (inputs (list llvm-6 libcxx-6)) (native-inputs - (list clang-6 llvm-6 libcxx-6)) + (list (if (%current-target-system) + (cross-clang (%current-target-system) #:clang clang-6) + clang-6))) (home-page "https://libcxxabi.llvm.org") (synopsis "C++ standard library support") (description -- 2.34.0