05/14: gnu: Add crc32c.

[guix-commits]

lilyp pushed a commit to branch master
in repository guix.

commit dc07a4ce6c34c2b61d0713a4a6ed89bc128783b4
Author: Hilton Chain <hako@ultrarare.space>
AuthorDate: Mon Sep 26 21:30:49 2022 +0800

    gnu: Add crc32c.
    
    * gnu/packages/cpp.scm (crc32c): New variable.
    * gnu/packages/patches/crc32c-unbundle-googletest.patch: New file.
    * gnu/local.mk (dist_patch_DATA): Register it here.
    
    Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>
---
 gnu/local.mk                                       |  1 +
 gnu/packages/cpp.scm                               | 38 ++++++++++++++++++++++
 .../patches/crc32c-unbundle-googletest.patch       | 21 ++++++++++++
 3 files changed, 60 insertions(+)

diff --git a/gnu/local.mk b/gnu/local.mk
index 9b3b199c7c..75e2309af5 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -997,6 +997,7 @@ dist_patch_DATA =                                           
\
   %D%/packages/patches/cpuinfo-system-libraries.patch          \
   %D%/packages/patches/cpulimit-with-glib-2.32.patch           \
   %D%/packages/patches/crawl-upgrade-saves.patch               \
+  %D%/packages/patches/crc32c-unbundle-googletest.patch                \
   %D%/packages/patches/crda-optional-gcrypt.patch              \
   %D%/packages/patches/clucene-contribs-lib.patch               \
   %D%/packages/patches/cube-nocheck.patch                      \
diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 5e0646444c..805413cc61 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -1916,3 +1916,41 @@ and above.  It is header only and has zero dependencies. 
 It provides a
 templated string type for compatibility with any STL-like string (std::string,
 std::wstring, etc).")
     (license license:boost1.0)))
+
+(define-public crc32c
+  (package
+    (name "crc32c")
+    (version "1.1.2")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/google/crc32c";)
+                    (commit version)))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0966lyy3w5cnrs0c0fkma4hga51k54hns72l4n76944awqssap7j"))
+              (patches (search-patches "crc32c-unbundle-googletest.patch"))))
+    (build-system cmake-build-system)
+    (arguments
+     (list #:configure-flags #~(list "-DBUILD_SHARED_LIBS=ON"
+                                     "-DCRC32C_BUILD_BENCHMARKS=OFF"
+                                     "-DCRC32C_USE_GLOG=OFF"
+                                     (string-append
+                                      "-DCRC32C_BUILD_TESTS="
+                                      ;; TODO: perhaps infer #:tests?
+                                      (if #$(%current-target-system)
+                                          "OFF" "ON")))
+           #:phases
+           #~(modify-phases %standard-phases
+               (add-after 'unpack 'make-reproducible
+                 (lambda _
+                   (substitute* "CMakeLists.txt"
+                     (("if\\(HAVE_SSE42\\)") "if(FALSE)")))))))
+    (native-inputs (list googletest))
+    (home-page "https://github.com/google/crc32c";)
+    (synopsis "Cyclic redundancy check")
+    (description
+     "This package provides architecture-specific implementations of the
+CRC32C algorithm, which is specified in RFC 3720, section 12.1.")
+    (license license:bsd-3)))
diff --git a/gnu/packages/patches/crc32c-unbundle-googletest.patch 
b/gnu/packages/patches/crc32c-unbundle-googletest.patch
new file mode 100644
index 0000000000..da513c5d4e
--- /dev/null
+++ b/gnu/packages/patches/crc32c-unbundle-googletest.patch
@@ -0,0 +1,21 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 8490728..c7f0952 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -315,15 +315,7 @@ if(CRC32C_BUILD_TESTS)
+   set(install_gmock OFF)
+
+   # This project is tested using GoogleTest.
+-  add_subdirectory("third_party/googletest")
+-
+-  # GoogleTest triggers a missing field initializers warning.
+-  if(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
+-    set_property(TARGET gtest
+-        APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
+-    set_property(TARGET gmock
+-        APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
+-  endif(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
++  find_package(GTest REQUIRED)
+
+   add_executable(crc32c_tests "")
+   target_sources(crc32c_tests