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-rw-r--r--gnu/packages/cross-base.scm130
1 files changed, 76 insertions, 54 deletions
diff --git a/gnu/packages/cross-base.scm b/gnu/packages/cross-base.scm
index b07014da6c..df4570dafc 100644
--- a/gnu/packages/cross-base.scm
+++ b/gnu/packages/cross-base.scm
@@ -4,8 +4,9 @@
;;; Copyright © 2016, 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2016 Manolis Fragkiskos Ragkousis <manolis837@gmail.com>
;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
-;;; Copyright © 2019 Marius Bakke <mbakke@fastmail.com>
+;;; Copyright © 2019, 2020 Marius Bakke <mbakke@fastmail.com>
;;; Copyright © 2019 Carl Dong <contact@carldong.me>
+;;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -54,8 +55,11 @@
(define %gcc-include-paths
;; Environment variables for header search paths.
- ;; Note: See <http://bugs.gnu.org/30756> for why not 'C_INCLUDE_PATH' & co.
- '("CPATH"))
+ ;; Note: See <http://bugs.gnu.org/22186> for why not 'CPATH'.
+ '("C_INCLUDE_PATH"
+ "CPLUS_INCLUDE_PATH"
+ "OBJC_INCLUDE_PATH"
+ "OBJCPLUS_INCLUDE_PATH"))
(define %gcc-cross-include-paths
;; Search path for target headers when cross-compiling.
@@ -70,8 +74,8 @@
`(cons ,(string-append "--target=" target)
,flags))))))
-(define (cross-binutils target)
- "Return a cross-Binutils for TARGET."
+(define* (cross-binutils target #:optional (binutils binutils))
+ "Return a cross-Binutils for TARGET using BINUTILS."
(let ((binutils (package (inherit binutils)
(arguments
(substitute-keyword-arguments (package-arguments
@@ -158,6 +162,13 @@ base compiler and using LIBC (which may be either a libc package or #f.)"
"--disable-libsanitizer"
))
+ ;; Install cross-built libraries such as libgcc_s.so in
+ ;; the "lib" output.
+ ,@(if libc
+ `((string-append "--with-toolexeclibdir="
+ (assoc-ref %outputs "lib")
+ "/" ,target "/lib"))
+ '())
;; For a newlib (non-glibc) target
,@(if (cross-newlib? target)
'("--with-newlib")
@@ -176,19 +187,7 @@ base compiler and using LIBC (which may be either a libc package or #f.)"
,flags))
flags))
((#:phases phases)
- `(cross-gcc-build-phases
- ,target
- (modify-phases ,phases
- (add-before 'configure 'treat-glibc-as-system-header
- (lambda* (#:key inputs #:allow-other-keys)
- (let ((libc (assoc-ref inputs "libc")))
- (when libc
- ;; For GCC6 and later, make sure Glibc is treated as a "system
- ;; header" such that #include_next does the right thing.
- (for-each (lambda (var)
- (setenv var (string-append libc "/include")))
- '("CROSS_C_INCLUDE_PATH" "CROSS_CPLUS_INCLUDE_PATH")))
- #t))))))))))
+ `(cross-gcc-build-phases ,target ,phases))))))
(define (cross-gcc-patches xgcc target)
"Return GCC patches needed for XGCC and TARGET."
@@ -204,12 +203,19 @@ base compiler and using LIBC (which may be either a libc package or #f.)"
(define (cross-gcc-snippet target)
"Return GCC snippet needed for TARGET."
- (cond ((target-mingw? target)
- '(begin
- (copy-recursively "libstdc++-v3/config/os/mingw32-w64"
- "libstdc++-v3/config/os/newlib")
- #t))
- (else #f)))
+ `(begin
+ ,@(if (target-mingw? target)
+ '((copy-recursively "libstdc++-v3/config/os/mingw32-w64"
+ "libstdc++-v3/config/os/newlib"))
+ '())
+ ;; TOOLDIR_BASE_PREFIX is erroneous when using a separate "lib"
+ ;; output. Specify it correctly, otherwise GCC won't find its shared
+ ;; libraries installed in the "lib" output. See:
+ ;; https://lists.gnu.org/archive/html/bug-guix/2020-03/msg00196.html.
+ (substitute* "gcc/Makefile.in"
+ (("-DTOOLDIR_BASE_PREFIX=[^ ]*")
+ "-DTOOLDIR_BASE_PREFIX=\\\"../../../../\\\""))
+ #t))
(define* (cross-gcc target
#:key
@@ -224,22 +230,26 @@ target that libc."
(name (string-append "gcc-cross-"
(if libc "" "sans-libc-")
target))
- (source (origin (inherit (package-source xgcc))
- (patches
- (append
- (origin-patches (package-source xgcc))
- (cons (cond
- ((version>=? (package-version xgcc) "8.0") (search-patch "gcc-8-cross-environment-variables.patch"))
- ((version>=? (package-version xgcc) "6.0") (search-patch "gcc-6-cross-environment-variables.patch"))
- (else (search-patch "gcc-cross-environment-variables.patch")))
- (cross-gcc-patches xgcc target))))
- (modules '((guix build utils)))
- (snippet
- (cross-gcc-snippet target))))
-
- ;; For simplicity, use a single output. Otherwise libgcc_s & co. are not
- ;; found by default, etc.
- (outputs '("out"))
+ (source
+ (origin
+ (inherit (package-source xgcc))
+ (patches
+ (append
+ (origin-patches (package-source xgcc))
+ (append (cond
+ ((version>=? (package-version xgcc) "8.0")
+ (search-patches "gcc-8-cross-environment-variables.patch"))
+ ((version>=? (package-version xgcc) "6.0")
+ (search-patches "gcc-7-cross-toolexeclibdir.patch"
+ "gcc-6-cross-environment-variables.patch"))
+ (else
+ (search-patches "gcc-cross-environment-variables.patch")))
+ (cross-gcc-patches xgcc target))))
+ (modules '((guix build utils)))
+ (snippet
+ (cross-gcc-snippet target))))
+
+ (outputs '("out" "lib"))
(arguments
`(#:implicit-inputs? #f
@@ -261,27 +271,31 @@ target that libc."
#:binutils xbinutils))
("binutils-cross" ,xbinutils)
- ;; Call it differently so that the builder can check whether the "libc"
- ;; input is #f.
- ("libc-native" ,@(assoc-ref (%final-inputs) "libc"))
-
- ;; Remaining inputs.
,@(let ((inputs (append (package-inputs xgcc)
- (alist-delete "libc" (%final-inputs)))))
+ (fold alist-delete (%final-inputs)
+ '("libc" "libc:static"))
+
+ ;; Call it differently so that the builder can
+ ;; check whether the "libc" input is #f.
+ `(("libc-native"
+ ,@(assoc-ref (%final-inputs) "libc"))
+ ("libc-native:static"
+ ,@(assoc-ref (%final-inputs)
+ "libc:static"))))))
(cond
((target-mingw? target)
(if libc
- `(("libc" ,libc)
- ,@inputs)
- `(("mingw-source" ,(package-source mingw-w64))
- ,@inputs)))
+ `(,@inputs
+ ("libc" ,libc))
+ `(,@inputs
+ ("mingw-source" ,(package-source mingw-w64)))))
(libc
- `(("libc" ,libc)
+ `(,@inputs
+ ("libc" ,libc)
("libc:static" ,libc "static")
("xkernel-headers" ;the target headers
,@(assoc-ref (package-propagated-inputs libc)
- "kernel-headers"))
- ,@inputs))
+ "kernel-headers"))))
(else inputs)))))
(inputs '())
@@ -293,7 +307,15 @@ target that libc."
(map (lambda (variable)
(search-path-specification
(variable variable)
- (files '("include"))))
+
+ ;; Add 'include/c++' here so that <cstdlib>'s
+ ;; "#include_next <stdlib.h>" finds GCC's
+ ;; <stdlib.h>, not libc's.
+ (files (match variable
+ ("CROSS_CPLUS_INCLUDE_PATH"
+ '("include/c++" "include"))
+ (_
+ '("include"))))))
%gcc-cross-include-paths)))
(native-search-paths '())))
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