all messages for Guix-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
blob 05d247f3339ab280725b8c471612a7b53dad0069 12786 bytes (raw)
name: gnu/packages/wasm.scm 	 # note: path name is non-authoritative(*)

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
 
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2022-2023 Pierre Langlois <pierre.langlois@gmx.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages wasm)
  #:use-module (guix base32)
  #:use-module (guix gexp)
  #:use-module (guix packages)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix utils)
  #:use-module (guix git-download)
  #:use-module (guix build-system cmake)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system trivial)
  #:use-module (gnu packages bash)
  #:use-module (gnu packages llvm)
  #:use-module (gnu packages python))

(define-public wasi-libc
  (package
    (name "wasi-libc")
    (version "sdk-19")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/WebAssembly/wasi-libc")
             (commit (string-append "wasi-" version))
             (recursive? #t)))
       (file-name (git-file-name name version))
       (sha256
        (base32 "0bnpz8wk9wiic938296gxp4vz820bvpi1w41jksjzz5552hql169"))))
    (build-system gnu-build-system)
    (native-inputs (list clang-15))
    (arguments
     (list
      #:tests? #f ;No test suite
      ;; Firefox uses wasm2c to compile WebAssembly to C code, and it
      ;; does not support the memory.copy opcode.
      ;; See https://bugzilla.mozilla.org/show_bug.cgi?id=1773200#c4
      #:make-flags ''("BULK_MEMORY_SOURCES=")
      #:phases #~(modify-phases %standard-phases
                   (delete 'configure)
                   (add-before 'build 'set-sysroot-include
                     (lambda _
                       (setenv "C_INCLUDE_PATH"
                               (string-append (getcwd) "/sysroot/include"))))
                   (add-before 'install 'set-install-dir
                     (lambda _
                       (setenv "INSTALL_DIR"
                               (string-append #$output "/wasm32-wasi")))))))
    (home-page "https://wasi.dev")
    (synopsis "WASI libc implementation for WebAssembly")
    (description
     "WASI Libc is a libc for WebAssembly programs built on top of WASI
system calls.  It provides a wide array of POSIX-compatible C APIs, including
support for standard I/O, file I/O, filesystem manipulation, memory
management, time, string, environment variables, program startup, and many
other APIs.")
    (license (list
              ;; For wasi-libc, with LLVM exceptions
              license:asl2.0
              ;; For malloc.c.
              license:cc0
              ;; For cloudlibc.
              license:bsd-2
              ;; For wasi-libc and musl-libc.
              license:expat))))

(define-public wasm32-wasi-clang-runtime
  (package (inherit clang-runtime-15)
    (native-inputs
     (list clang-15
           wasi-libc))
    (inputs (list llvm-15))
    (arguments
     (list
      #:build-type "Release"
      #:tests? #f
      ;; Stripping binaries breaks wasm linking, resulting in the following
      ;; error: "archive has no index; run ranlib to add one".
      #:strip-binaries? #f
      #:configure-flags
      #~(list "-DCMAKE_C_COMPILER=clang"
              "-DCMAKE_C_COMPILER_TARGET=wasm32-wasi"
              (string-append
               "-DCMAKE_SYSROOT=" #$wasi-libc "/wasm32-wasi")
              (string-append
               "-DCMAKE_C_FLAGS=-I " #$wasi-libc "/wasm32-wasi/include")

              "-DCOMPILER_RT_OS_DIR=wasi"

              "-DCOMPILER_RT_BAREMETAL_BUILD=On"
              "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=On"

              ;; WASM only needs libclang_rt.builtins-wasm32.a from
              ;; compiler-rt.
              "../source/compiler-rt/lib/builtins")))))

;; FIXME: Ideally we wouldn't need to build a separate compiler because clang
;; can support multiple targets at runtime.  However Guix patches the default
;; clang with a specific clang-runtime package.  It would be good to improve
;; upstream Guix's support for cross-compiling with clang.

(define clang-from-llvm (@@ (gnu packages llvm) clang-from-llvm))
(define llvm-monorepo (@@ (gnu packages llvm) llvm-monorepo))

(define-public wasm32-wasi-clang
  (let ((base (clang-from-llvm llvm-15 wasm32-wasi-clang-runtime)))
    (package
      (inherit base)
      (name "wasm32-wasi-clang")
      (inputs (modify-inputs (package-inputs base)
                (prepend wasi-libc)))
      (arguments
       (substitute-keyword-arguments (package-arguments base)
         ((#:configure-flags flags)
          #~(list "-DCLANG_INCLUDE_TESTS=True"
                  ;; Use a sane default include directory.
                  (string-append "-DC_INCLUDE_DIRS="
                                 #$wasi-libc "/wasm32-wasi/include")))
         ((#:phases phases)
          `(modify-phases ,phases
             (delete 'symlink-cfi_ignorelist))))))))

(define-public wasm32-wasi-libcxx
  (package
    (name "wasm32-wasi-libcxx")
    (version (package-version llvm-15))
    (source
     (llvm-monorepo version))
    (build-system cmake-build-system)
    (arguments
     (list
      #:configure-flags #~(list (string-append "-S ../source/runtimes")

                                "-DLLVM_ENABLE_RUNTIMES=libcxx;libcxxabi"

                                (string-append "-DCMAKE_SYSROOT="
                                               #$wasi-libc "/wasm32-wasi")

                                (string-append "-DCMAKE_INCLUDE_PATH="
                                               #$wasi-libc
                                               "/wasm32-wasi/include")

                                (string-append "-DCMAKE_STAGING_PREFIX="
                                               #$output "/wasm32-wasi")

                                "-DCMAKE_C_COMPILER=clang"
                                "-DCMAKE_C_COMPILER_WORKS=ON"
                                "-DCMAKE_CXX_COMPILER=clang++"
                                "-DCMAKE_CXX_COMPILER_WORKS=ON"
                                "-DCMAKE_C_COMPILER_TARGET=wasm32-wasi"
                                "-DCMAKE_CXX_COMPILER_TARGET=wasm32-wasi"

                                "-DLIBCXX_LIBDIR_SUFFIX=/wasm32-wasi"

                                "-DLIBCXX_ENABLE_EXCEPTIONS=OFF"
                                "-DLIBCXX_ENABLE_SHARED=OFF"
                                "-DLIBCXX_ENABLE_THREADS=OFF"
                                "-DLIBCXX_ENABLE_FILESYSTEM=OFF"

                                "-DLIBCXXABI_LIBDIR_SUFFIX=/wasm32-wasi"

                                "-DLIBCXXABI_ENABLE_EXCEPTIONS=OFF"
                                "-DLIBCXXABI_ENABLE_SHARED=OFF"
                                "-DLIBCXXABI_ENABLE_THREADS=OFF"
                                "-DLIBCXXABI_ENABLE_FILESYSTEM=OFF")
      #:tests? #f
      #:phases #~(modify-phases %standard-phases
                   (add-after 'set-paths 'adjust-CPLUS_INCLUDE_PATH
                     (lambda _
                       (setenv "CPLUS_INCLUDE_PATH"
                               (string-append #$wasi-libc
                                              "/wasm32-wasi/include:"
                                              (getenv "CPLUS_INCLUDE_PATH"))))))))
    (native-inputs (list lld python wasm32-wasi-clang))
    (inputs (list wasi-libc))
    (home-page "https://libcxx.llvm.org")
    (synopsis "C++ standard library for WebAssembly")
    (description
     "This package provides an implementation of the C++ standard library for
use with Clang, targeting C++11, C++14 and above.  This package targets
WebAssembly with WASI.")
    (license license:expat)))

(define-public wasm32-wasi-clang-toolchain
  (package
    (name "wasm32-wasi-clang-toolchain")
    (version (package-version wasm32-wasi-clang))
    (source
     #f)
    (build-system trivial-build-system)
    (arguments
     (list
      #:builder (with-imported-modules '((guix build union)
                                         (guix build utils))
                                       #~(begin
                                           (use-modules (guix build union)
                                                        (guix build utils))
                                           (union-build #$output
                                                        (list #$wasm32-wasi-clang-runtime
                                                              #$wasi-libc
                                                              #$wasm32-wasi-libcxx))
                                           (mkdir-p (string-append #$output
                                                                   "/bin"))

                                           ;; We provide clang and clang++ via a wrapped program that sets
                                           ;; include paths correctly so that it does not include paths from
                                           ;; the host.
                                           
                                           ;; FIXME: Review how we can provide better support for
                                           ;; cross-compiling with clang in Guix, maybe adding support for
                                           ;; the CROSS_C_INCLUDE_PATH and CROSS_CPLUS_INCLUDE_PATH
                                           ;; environment variables like GCC.
                                           
                                           (for-each (lambda (bin)
                                                       (symlink (string-append #$wasm32-wasi-clang
                                                                 bin)
                                                                (string-append #$output
                                                                 bin))
                                                       (wrap-program (string-append #$output
                                                                      bin)
                                                         #:sh (string-append #$bash-minimal
                                                               "/bin/bash")
                                                         `("C_INCLUDE_PATH"
                                                           ":" =
                                                           (,(string-append #$output
                                                              "/wasm32-wasi/include")))
                                                         `("CPLUS_INCLUDE_PATH"
                                                           ":" =
                                                           ;; Make sure inclure/c++/v1 comes first for #include_next
                                                           ;; to work.
                                                           (,(string-append #$output
                                                              "/wasm32-wasi/include/c++/v1") ,
                                                            (string-append #$output
                                                             "/wasm32-wasi/include")))))
                                                     '("/bin/clang"
                                                       "/bin/clang++"))

                                           (symlink (string-append #$lld
                                                     "/bin/wasm-ld")
                                                    (string-append #$output
                                                     "/bin/wasm-ld"))))))
    (inputs (list bash-minimal
                  lld
                  wasi-libc
                  wasm32-wasi-clang
                  wasm32-wasi-clang-runtime
                  wasm32-wasi-libcxx))
    (license (cons (package-license wasm32-wasi-clang)
                   (package-license wasi-libc)))
    (home-page "https://clang.llvm.org")
    (synopsis
     "Complete Clang toolchain for C/C++ development, for WebAssembly.")
    (description
     "This package provides a complete Clang toolchain for C/C++
development targeting WebAssembly with WASI.  This includes Clang, as well as
libc, libc++ and wasm-ld.")))

debug log:

solving 05d247f333 ...
found 05d247f333 in https://yhetil.org/guix/20240211234948.7568-3-ian@retrospec.tv/ ||
	https://yhetil.org/guix/20240211192031.32284-4-ian@retrospec.tv/ ||
	https://yhetil.org/guix/39662eaab8ebb73981be67f42a0277c2013be76b.1707855137.git.ian@retrospec.tv/ ||
	https://yhetil.org/guix/ef85847127588d4cbe687e8d237a8c3e98693848.1701186634.git.ian@retrospec.tv/

applying [1/1] https://yhetil.org/guix/20240211234948.7568-3-ian@retrospec.tv/
diff --git a/gnu/packages/wasm.scm b/gnu/packages/wasm.scm
new file mode 100644
index 0000000000..05d247f333

1:231: trailing whitespace.
                                           
1:236: trailing whitespace.
                                           
Checking patch gnu/packages/wasm.scm...
Applied patch gnu/packages/wasm.scm cleanly.
warning: 2 lines add whitespace errors.

skipping https://yhetil.org/guix/20240211192031.32284-4-ian@retrospec.tv/ for 05d247f333
skipping https://yhetil.org/guix/39662eaab8ebb73981be67f42a0277c2013be76b.1707855137.git.ian@retrospec.tv/ for 05d247f333
skipping https://yhetil.org/guix/ef85847127588d4cbe687e8d237a8c3e98693848.1701186634.git.ian@retrospec.tv/ for 05d247f333
index at:
100644 05d247f3339ab280725b8c471612a7b53dad0069	gnu/packages/wasm.scm

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/guix.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.