diff options
Diffstat (limited to 'guix/build-system/gnu.scm')
| -rw-r--r-- | guix/build-system/gnu.scm | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/guix/build-system/gnu.scm b/guix/build-system/gnu.scm index 3cc89f8852..d6613edb33 100644 --- a/guix/build-system/gnu.scm +++ b/guix/build-system/gnu.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2019 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -296,13 +296,19 @@ standard packages used as implicit inputs of the GNU build system." `(("source" ,source)) '()) ,@native-inputs + + ;; When not cross-compiling, ensure implicit inputs come + ;; last. That way, libc headers come last, which allows + ;; #include_next to work correctly; see + ;; <https://bugs.gnu.org/30756>. + ,@(if target '() inputs) ,@(if (and target implicit-cross-inputs?) (standard-cross-packages target 'host) '()) ,@(if implicit-inputs? (standard-packages) '()))) - (host-inputs inputs) + (host-inputs (if target inputs '())) ;; The cross-libc is really a target package, but for bootstrapping ;; reasons, we can't put it in 'host-inputs'. Namely, 'cross-gcc' is a @@ -454,13 +460,19 @@ is one of `host' or `target'." (libc (module-ref cross 'cross-libc))) (case kind ((host) + ;; Cross-GCC appears once here, so that it's in $PATH... `(("cross-gcc" ,(gcc target #:xbinutils (binutils target) #:libc (libc target))) ("cross-binutils" ,(binutils target)))) ((target) (let ((libc (libc target))) - `(("cross-libc" ,libc) + ;; ... and once here, so that libstdc++ & co. are in + ;; CROSS_CPLUS_INCLUDE_PATH, etc. + `(("cross-gcc" ,(gcc target + #:xbinutils (binutils target) + #:libc libc)) + ("cross-libc" ,libc) ;; MinGW's libc doesn't have a "static" output. ,@(if (member "static" (package-outputs libc)) |