diff options
| -rw-r--r-- | gnu/packages/emulators.scm | 117 |
1 files changed, 116 insertions, 1 deletions
diff --git a/gnu/packages/emulators.scm b/gnu/packages/emulators.scm index 7e797d1dae..ab5b662915 100644 --- a/gnu/packages/emulators.scm +++ b/gnu/packages/emulators.scm @@ -44,7 +44,9 @@ #:use-module (gnu packages boost) #:use-module (gnu packages backup) #:use-module (gnu packages cdrom) + #:use-module (gnu packages check) #:use-module (gnu packages compression) + #:use-module (gnu packages cross-base) #:use-module (gnu packages curl) #:use-module (gnu packages elf) #:use-module (gnu packages fonts) @@ -88,7 +90,8 @@ #:use-module (gnu packages web) #:use-module (guix build-system cmake) #:use-module (guix build-system glib-or-gtk) - #:use-module (guix build-system gnu)) + #:use-module (guix build-system gnu) + #:use-module (guix build-system python)) (define-public desmume (package @@ -1663,3 +1666,115 @@ from various forks of Gens, and improved platform portability.") "bsnes is a Super Nintendo / Super Famicom emulator that focuses on performance, features, and ease of use.") (license license:gpl3))) + +;; python-pwntools requires a -rc release of unicorn +(define-public unicorn + (let ((unless-x86 + (lambda (code) + (if (member (%current-system) '("x86_64-linux" "i686-linux")) + '() + code)))) + (package + (name "unicorn") + (version "1.0.2-rc4") + ;; NOTE: unicorn ships a bundled QEMU, but with a lot of custom modifications. + (source + (origin + (method git-fetch) + (uri (git-reference + (url "https://github.com/unicorn-engine/unicorn") + (commit version))) + (file-name (git-file-name name version)) + (sha256 + (base32 + "17nyccgk7hpc4hab24yn57f1xnmr7kq4px98zbp2bkwcrxny8gwy")))) + (outputs '("out" "python")) + ;; The main library is not written in Python, but the build process has + ;; little in common with any defined build system, so we might as well + ;; build on top of python-build-system and make use of all + ;; the Python-specific phases that can be reused. + (build-system python-build-system) + (arguments + `(#:modules ((srfi srfi-26) + (guix build python-build-system) + (guix build utils)) + #:phases + (modify-phases %standard-phases + (add-after 'unpack 'install-bindings-to-python-output + (lambda* (#:key outputs #:allow-other-keys) + ;; python-build-system will build the bindings and install them to + ;; the "out" output, so change the build-internal names of the + ;; outputs. + ;; + ;; TODO: remove this once #40469 lands, through the core-updates + ;; holding zone, on master. + (set-car! (assoc "out" outputs) "lib") + (set-car! (assoc "python" outputs) "out") + #t)) + (add-before 'build 'build-library + (lambda* (#:key inputs #:allow-other-keys) + (invoke "make" + "-j" (number->string (parallel-job-count)) + "UNICORN_STATIC=no" + "CC=gcc"))) + (add-after 'build-library 'install-library + (lambda* (#:key outputs #:allow-other-keys) + (invoke "make" "install" + "UNICORN_STATIC=no" + (string-append + "PREFIX=" + (assoc-ref outputs "lib"))))) + (add-before 'build 'prepare-bindings + (lambda* (#:key outputs #:allow-other-keys) + (chdir "bindings/python") + ;; Set this environment variable so that the Python bindings + ;; don't build their own copy of the shared object, but use + ;; a dummy value such that the bindings test suite uses the + ;; same mechanism for loading the library as any other user. + (setenv "LIBUNICORN_PATH" "1") + (substitute* "unicorn/unicorn.py" + (("_path_list = \\[.*") + (string-append + "_path_list = [\"" + (assoc-ref outputs "lib") + ;; eat the rest of the list + "/lib\"] + 0*["))) + #t)) + (add-before 'check 'check-library + (lambda* (#:key outputs #:allow-other-keys) + (for-each + (lambda (suite) + (with-directory-excursion + (string-append "../../tests/" suite) + (invoke "make" "test" "CC=gcc" + ,@(unless-x86 + '("AS=i686-unknown-linux-gnu-as" + "OBJCOPY=i686-unknown-linux-gnu-objcopy"))))) + '("unit" "regress")) + #t)) + (add-after 'install 'install-samples + (lambda* (#:key outputs #:allow-other-keys) + (let* ((python-samples (find-files "." "sample_.*")) + (c-samples (find-files "../../samples" ".*\\.c")) + (python-docdir + (string-append (assoc-ref outputs "out") + "/share/doc/unicorn/samples")) + (c-docdir + (string-append (assoc-ref outputs "lib") + "/share/doc/unicorn/samples"))) + (for-each (cut install-file <> c-docdir) c-samples) + (for-each (cut install-file <> python-docdir) python-samples) + #t)))))) + (native-inputs + ;; NOTE: cross-binutils needs to be wrapped with unless-x86, as otherwise + ;; the linker provided by the package will be used, circumventing the ld-wrapper. + `(,@(unless-x86 + `(("assembler-for-tests" ,(cross-binutils "i686-unknown-linux-gnu")))) + ("cmocka" ,cmocka) + ("hexdump-for-tests" ,util-linux))) + (home-page "http://www.unicorn-engine.org") + (synopsis "Unicorn CPU emulator framework") + (description + "Unicorn is a lightweight, multi-platform, multi-architecture CPU emulator +framework based on QEMU.") + (license license:gpl2+)))) |