From 024cab5905e49bb16bbdeae315580e920e726c30 Mon Sep 17 00:00:00 2001
From: Anderson Torres <torres.anderson.85@protonmail.com>
Date: Sun, 12 Feb 2023 17:11:12 -0300
Subject: [PATCH 1/3] gavin-bc: init at 6.2.4

This is an implementation of the bc calculator by Gavin Howard.
---
 pkgs/tools/misc/gavin-bc/default.nix | 25 +++++++++++++++++++++++++
 pkgs/top-level/all-packages.nix      |  2 ++
 2 files changed, 27 insertions(+)
 create mode 100644 pkgs/tools/misc/gavin-bc/default.nix

diff --git a/pkgs/tools/misc/gavin-bc/default.nix b/pkgs/tools/misc/gavin-bc/default.nix
new file mode 100644
index 000000000000..0ccfbc2f9dfc
--- /dev/null
+++ b/pkgs/tools/misc/gavin-bc/default.nix
@@ -0,0 +1,25 @@
+{ lib
+, stdenv
+, fetchFromGitea
+}:
+
+stdenv.mkDerivation (self: {
+  pname = "gavin-bc";
+  version = "6.2.4";
+
+  src = fetchFromGitea {
+    domain = "git.gavinhoward.com";
+    owner = "gavin";
+    repo = "bc";
+    rev = self.version;
+    hash = "sha256-KQheSyBbxh2ROOvwt/gqhJM+qWc+gDS/x4fD6QIYUWw=";
+  };
+
+  meta = {
+    homepage = "https://git.gavinhoward.com/gavin/bc";
+    description = "Gavin Howard's BC calculator implementation";
+    license = lib.licenses.bsd2;
+    maintainers = [ lib.maintainers.AndersonTorres ];
+    platforms = lib.platforms.unix;
+  };
+})
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9a657e77af38..1513ae7436e1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3658,6 +3658,8 @@ with pkgs;
 
   bc = callPackage ../tools/misc/bc { };
 
+  gavin-bc = callPackage ../tools/misc/gavin-bc { };
+
   bdf2psf = callPackage ../tools/misc/bdf2psf { };
 
   bdf2sfd = callPackage ../tools/misc/bdf2sfd { };

From 98157f131dac8d56997673abd69d9f154d35e00e Mon Sep 17 00:00:00 2001
From: Anderson Torres <torres.anderson.85@protonmail.com>
Date: Sun, 12 Feb 2023 19:38:54 -0300
Subject: [PATCH 2/3] gavin-bc: mark as broken on Darwin

---
 pkgs/tools/misc/gavin-bc/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/tools/misc/gavin-bc/default.nix b/pkgs/tools/misc/gavin-bc/default.nix
index 0ccfbc2f9dfc..a5a7e64d27a7 100644
--- a/pkgs/tools/misc/gavin-bc/default.nix
+++ b/pkgs/tools/misc/gavin-bc/default.nix
@@ -21,5 +21,6 @@ stdenv.mkDerivation (self: {
     license = lib.licenses.bsd2;
     maintainers = [ lib.maintainers.AndersonTorres ];
     platforms = lib.platforms.unix;
+    broken = stdenv.isDarwin;
   };
 })

From d37bd519ba0dffd075dfd4b67b5caec0d020ef0f Mon Sep 17 00:00:00 2001
From: Anderson Torres <torres.anderson.85@protonmail.com>
Date: Sun, 12 Feb 2023 18:03:44 -0300
Subject: [PATCH 3/3] gavin-bc: enable extra options

---
 pkgs/tools/misc/gavin-bc/default.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/pkgs/tools/misc/gavin-bc/default.nix b/pkgs/tools/misc/gavin-bc/default.nix
index a5a7e64d27a7..ade42a7d0d3a 100644
--- a/pkgs/tools/misc/gavin-bc/default.nix
+++ b/pkgs/tools/misc/gavin-bc/default.nix
@@ -1,8 +1,14 @@
 { lib
 , stdenv
 , fetchFromGitea
+, editline
+, readline
+, historyType ? "internal"
+, predefinedBuildType ? "BSD"
 }:
 
+assert lib.elem historyType [ "editline" "readline" "internal" ];
+assert lib.elem predefinedBuildType [ "BSD" "GNU" "GDH" "DBG" ];
 stdenv.mkDerivation (self: {
   pname = "gavin-bc";
   version = "6.2.4";
@@ -15,6 +21,17 @@ stdenv.mkDerivation (self: {
     hash = "sha256-KQheSyBbxh2ROOvwt/gqhJM+qWc+gDS/x4fD6QIYUWw=";
   };
 
+  buildInputs =
+    (lib.optional (historyType == "editline") editline)
+    ++ (lib.optional (historyType == "readline") readline);
+
+  configureFlags = [
+    "--disable-nls"
+    "--predefined-build-type=${historyType}"
+  ]
+  ++ (lib.optional (historyType == "editline") "--enable-editline")
+  ++ (lib.optional (historyType == "readline") "--enable-readline");
+
   meta = {
     homepage = "https://git.gavinhoward.com/gavin/bc";
     description = "Gavin Howard's BC calculator implementation";