From e4530e457e465243dae5b58eb8b7fa2e3951757d Mon Sep 17 00:00:00 2001
From: "Artyom V. Poptsov" <poptsov.artyom@gmail.com>
Date: Thu, 23 Jun 2022 23:02:40 +0300
Subject: [PATCH] gnu: engineering: Add candle.

* gnu/packages/engineering.scm (candle): New variable.
---
 gnu/packages/engineering.scm | 62 ++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/gnu/packages/engineering.scm b/gnu/packages/engineering.scm
index fe8ab13298..b4f0b5e020 100644
--- a/gnu/packages/engineering.scm
+++ b/gnu/packages/engineering.scm
@@ -3688,3 +3688,65 @@ (define-public xschem
 netlists from the drawn schematic, allowing the simulation of the circuit.")
       (home-page "https://xschem.sourceforge.io/stefan/index.html")
       (license license:gpl2+))))
+
+(define-public candle
+  (package
+    (name "candle")
+    (version "1.2b")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/Denvi/Candle")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "1rinblzqg8xbi4zcyx6v3k7g2kdrgmwm7xwb6fryb8s0bd21jppv"))))
+    (build-system gnu-build-system)
+    (native-inputs (list qttools))
+    (inputs (list qtbase-5 qtserialport))
+    (arguments
+     `(#:tests? #f                      ; no tests.
+       #:phases (modify-phases %standard-phases
+                  (add-after 'unpack 'fix-sources
+                    (lambda _
+                      (substitute* (find-files "." ".*\\.h")
+                        (("const char\\* what\\(\\) const override")
+                         "const char* what() const noexcept override"))))
+                  (add-after 'fix-sources 'fix-application-settings-path
+                    (lambda _
+                      (substitute* "src/frmmain.cpp"
+                        (("qApp->applicationDirPath\\(\\) \\+ \"\\/settings\\.ini\"")
+                         "QDir::homePath() + \"/.config/candle.ini\""))))
+                  (replace 'configure
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      (let ((out (assoc-ref outputs "out")))
+                        (chdir "src")
+                        (invoke "qmake"))))
+                  (add-after 'configure 'fix-makefile
+                    (lambda _
+                      (substitute* "Makefile"
+                        (("-pipe -Z7") "-pipe")
+                        (("LFLAGS.*=.*DEBUG .*OPT:REF -Wl,-O1")
+                         "LFLAGS        = -Wl,-O1"))))
+                  (replace 'install
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      (let ((out (assoc-ref outputs "out")))
+                        (install-file "Candle"
+                                      (string-append out "/bin"))))))))
+    (home-page "https://github.com/Denvi/Candle")
+    (synopsis "GRBL controller with G-Code visualizer")
+    (description
+     "GRBL controller application with G-Code visualizer written in Qt.
+
+Supported functions:
+
+@itemize
+@item Controlling GRBL-based cnc-machine via console commands, buttons on
+form, numpad.
+@item Monitoring CNC-machine state.
+@item Loading, editing, saving and sending of G-code files to CNC-machine.
+@item Visualizing G-code files.
+@end itemize")
+    (license license:gpl3)))
+
-- 
2.34.1