(define-module (gnu packages dotnet)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (gnu packages assembly)
  #:use-module (gnu packages bison)
  #:use-module (gnu packages check)
  #:use-module (gnu packages cmake)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages flex)
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages base)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages bdw-gc)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages icu4c)
  #:use-module (gnu packages instrumentation)
  #:use-module (gnu packages kerberos)
  #:use-module (gnu packages libffi)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages llvm)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages photo)
  #:use-module (gnu packages texinfo)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages image)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages python)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages version-control)
  #:use-module (gnu packages)
  #:use-module (guix modules)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix gexp)
  #:use-module (guix utils)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system python)
  #:use-module (ice-9 match))

(define-public treecc
  (package
    (name "treecc")
    (version "0.3.10")
    (source (origin
              (method url-fetch)
              (uri (string-append
                    "https://download.savannah.gnu.org/releases/dotgnu-pnet/treecc-"
                    version ".tar.gz"))
              (sha256
               (base32
                "1rzgnspg2xccdq3qsx0vi3j28h4qkrzbrjnhzvnny34fjfk217ay"))))
    (build-system gnu-build-system)
    (home-page "https://www.gnu.org/software/dotgnu")
    (synopsis "Tree Compiler-Compiler.")
    (description "The treecc program is designed to assist in the development
of compilers and other language-based tools.  It manages the generation of
code to handle abstract syntax trees and operations upon the trees.")
    (license license:gpl2+)))

;; several improvements occurred past the 0.8.0 release that make it easier to
;; bootstrap mono
(define-public pnet-git
  (let ((commit "3baf94734d8dc3fdabba68a8891e67a43ed6c4bd")
        (version "0.8.0")
        (revision "0"))
    (package
      (name "pnet-git")
      (version (git-version version revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://git.savannah.gnu.org/git/dotgnu-pnet/pnet.git")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0vznvrgz8l0mpib1rz5v3clr7cn570vyp80f7f1jvzivnc1imzn6"))
                (modules '((guix build utils)))
                (snippet
                 #~(begin
                     (for-each delete-file-recursively '("libffi" "libgc"))
                     (for-each delete-file (filter file-exists?
                                                   '("compile"
                                                     "configure"
                                                     "config.guess"
                                                     "config.sub"
                                                     "depcomp"
                                                     "install-sh"
                                                     "ltconfig"
                                                     "ltcf-c.sh"
                                                     "ltmain.sh")))
                     (for-each delete-file (find-files "." "Makefile(\\.in)?$"))
                     (for-each delete-file (find-files "." "_grammar\\.(c|h)$"))
                     (for-each delete-file (find-files "." "_scanner\\.(c|h)$"))
                     ;; Fix to not require bundled dependencies
                     (substitute* "configure.in"
                       (("GCLIBS='.*libgc.a'") "GCLIBS='-lgc'")
                       ;; AC_SEARCH_LIBJIT checks hardcoded header locations
                       (("search_libjit=true")
                        (string-append "search_libjit=false\n"
                                       "JIT_LIBS=-ljit")))
                     (substitute* "Makefile.am"
                       (("OPT_SUBDIRS \\+= lib.*") ""))
                     (substitute* "support/hb_gc.c"
                       (("#include .*/libgc/include/gc.h.")
                        "#include <gc.h>")
                       (("#include .*/libgc/include/gc_typed.h.")
                        "#include <gc/gc_typed.h>"))
                     (substitute* (list "codegen/Makefile.am"
                                        "cscc/bf/Makefile.am"
                                        "cscc/csharp/Makefile.am"
                                        "cscc/c/Makefile.am"
                                        "cscc/java/Makefile.am")
                       ;; Generated files aren't prerequisites
                       (("TREECC_OUTPUT =.*") ""))
                     (substitute* "cscc/csharp/cs_grammar.y"
                       (("YYLEX") "yylex()"))
                     (substitute* "cscc/common/cc_main.h"
                       (("CCPreProc CCPreProcessorStream;" all)
                        (string-append "extern " all)))
                     (substitute* "csdoc/scanner.c"
                       (("int\ttoken;" all)
                        (string-append "extern " all)))
                     (substitute* "doc/cvmdoc.py"
                       (("python1.5")
                        "python3"))))
                (patches
                 (search-patches "pnet-newer-libgc-fix.patch"
                                 "pnet-newer-texinfo-fix.patch"
                                 "pnet-fix-line-number-info.patch"
                                 "pnet-fix-off-by-one.patch"))))
      (build-system gnu-build-system)
      (native-inputs
       (list autoconf
             automake
             bison
             flex
             libtool
             libatomic-ops
             (default-python) ;; for cvmdoc.py
             texinfo
             treecc))
      (inputs
       (list libgc libjit))
      (arguments
       (list #:configure-flags #~(list "--with-jit")
             #:make-flags #~(list "CFLAGS+=-Wno-pointer-to-int-cast")))
      (native-search-paths
       (list (search-path-specification
              (variable "CSCC_LIB_PATH")
              (files (list "lib/cscc/lib")))))
      (home-page "http://www.gnu.org/software/dotgnu/html2.0/pnet.html")
      (synopsis "Compiler for the C# programming language")
      (description
       "The goal of this project is to build a suite of free software tools
to build and execute .NET applications, including a C# compiler,
assembler, disassembler, and runtime engine.")
      (license license:gpl2+))))