3 files changed, 94 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/CGAL/4.nix b/nixpkgs/pkgs/development/libraries/CGAL/4.nix
new file mode 100644
index 000000000000..d04a7bccded6
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/CGAL/4.nix
@@ -0,0 +1,45 @@
+{ lib, stdenv, fetchurl, fetchpatch, cmake, boost, gmp, mpfr }:
+
+stdenv.mkDerivation rec {
+  version = "4.14.3";
+  pname = "cgal";
+
+  src = fetchurl {
+    url = "https://github.com/CGAL/cgal/releases/download/releases%2FCGAL-${version}/CGAL-${version}.tar.xz";
+    hash = "sha256-W6/nq+hDW+yhehCCBi02M2jsHj8NZYG7DaiwEPs4n+Q=";
+  };
+
+  patches = [
+    ./cgal_path.patch
+
+    # Pull upstream fix for c++17 (gcc-12):
+    #  https://github.com/CGAL/cgal/pull/6109
+    (fetchpatch {
+      name = "gcc-12-prereq.patch";
+      url = "https://github.com/CGAL/cgal/commit/4581f1b7a8e97d1a136830e64b77cdae3546c4bf.patch";
+      relative = "CGAL_Core"; # Upstream slightly reordered directory structure since.
+      sha256 = "sha256-4+7mzGSBwAv5RHBQPAecPPKNN/LQBgvYq5mq+fHAteo=";
+    })
+    (fetchpatch {
+      name = "gcc-12.patch";
+      url = "https://github.com/CGAL/cgal/commit/6680a6e6f994b2c5b9f068eb3014d12ee1134d53.patch";
+      relative = "CGAL_Core"; # Upstream slightly reordered directory structure since.
+      sha256 = "sha256-8kxJDT47jXI9kQNFI/ARWl9JBNS4AfU57/D0tYlgW0M=";
+    })
+  ];
+
+  # note: optional component libCGAL_ImageIO would need zlib and opengl;
+  #   there are also libCGAL_Qt{3,4} omitted ATM
+  buildInputs = [ boost gmp mpfr ];
+  nativeBuildInputs = [ cmake ];
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Computational Geometry Algorithms Library";
+    homepage = "http://cgal.org";
+    license = with licenses; [ gpl3Plus lgpl3Plus];
+    platforms = platforms.all;
+    maintainers = [ maintainers.raskin ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/libraries/CGAL/cgal_path.patch b/nixpkgs/pkgs/development/libraries/CGAL/cgal_path.patch
new file mode 100644
index 000000000000..68eec5fbb21f
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/CGAL/cgal_path.patch
@@ -0,0 +1,15 @@
+--- Installation/cmake/modules/CGALConfig_install.cmake.in.original	2019-07-10 10:39:12.377022659 -0700
++++ Installation/cmake/modules/CGALConfig_install.cmake.in	2019-07-10 10:47:24.310154928 -0700
+@@ -45,9 +45,9 @@
+ set(CGAL_SHARED_LINKER_FLAGS_DEBUG_INIT   "@CMAKE_SHARED_LINKER_FLAGS_DEBUG@" )
+ set(CGAL_BUILD_TYPE_INIT                  "@CMAKE_BUILD_TYPE@" )
+
+-set(CGAL_INCLUDE_DIRS  "${CGAL_INSTALL_PREFIX}/@CGAL_INSTALL_INC_DIR@" )
+-set(CGAL_MODULES_DIR   "${CGAL_INSTALL_PREFIX}/@CGAL_INSTALL_CMAKE_DIR@" )
+-set(CGAL_LIBRARIES_DIR "${CGAL_INSTALL_PREFIX}/@CGAL_INSTALL_LIB_DIR@" )
++set(CGAL_INCLUDE_DIRS  "@CGAL_INSTALL_INC_DIR@" )
++set(CGAL_MODULES_DIR   "@CGAL_INSTALL_CMAKE_DIR@" )
++set(CGAL_LIBRARIES_DIR "@CGAL_INSTALL_LIB_DIR@" )
+
+ # If CGAL_ImageIO is built, tell if it was linked with Zlib.
+ set(CGAL_ImageIO_USE_ZLIB                 "@CGAL_ImageIO_USE_ZLIB@" )
diff --git a/nixpkgs/pkgs/development/libraries/CGAL/default.nix b/nixpkgs/pkgs/development/libraries/CGAL/default.nix
new file mode 100644
index 000000000000..e7d26606f271
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/CGAL/default.nix
@@ -0,0 +1,34 @@
+{ lib, stdenv
+, fetchurl
+, cmake
+, boost
+, gmp
+, mpfr
+}:
+
+stdenv.mkDerivation rec {
+  pname = "cgal";
+  version = "5.6.1";
+
+  src = fetchurl {
+    url = "https://github.com/CGAL/cgal/releases/download/v${version}/CGAL-${version}.tar.xz";
+    hash = "sha256-zbFefuMeBmNYnTEHp5mIo3t7FxnfPSTyBYVF0bzdWDc=";
+  };
+
+  # note: optional component libCGAL_ImageIO would need zlib and opengl;
+  #   there are also libCGAL_Qt{3,4} omitted ATM
+  buildInputs = [ boost gmp mpfr ];
+  nativeBuildInputs = [ cmake ];
+
+  patches = [ ./cgal_path.patch ];
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Computational Geometry Algorithms Library";
+    homepage = "http://cgal.org";
+    license = with licenses; [ gpl3Plus lgpl3Plus];
+    platforms = platforms.all;
+    maintainers = [ maintainers.raskin ];
+  };
+}