Subject: [PATCH v3 06/15] gnu: Add optionparser.

From: David Elsing <[email-masked]>
Date: Thu, 13 Oct 2022 21:04:15 +0000

* gnu/packages/cpp.scm (optionparser): New variable.
---
 gnu/packages/cpp.scm | 48 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 7871660611..51d146476f 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -2134,3 +2134,51 @@ (define-public tinydir
     (description "@code{tinydir} is a header-only C wrapper for listing
 directory contents.")
     (license license:bsd-2)))
+
+(define-public optionparser
+  (package
+    (name "optionparser")
+    (version "1.7")
+    (source (origin
+              (method url-fetch)
+              (uri
+               (string-append "mirror://sourceforge/optionparser/"
+                              "optionparser-" version ".tar.gz"))
+              (sha256
+               (base32
+                "04gfxrdzwacaynb8scsz6rr7nh64n6yk6w9dh2qdhrxw4caqr0dk"))))
+    (outputs '("out" "doc"))
+    (build-system gnu-build-system)
+    (arguments
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (delete 'configure)
+          (add-before 'build 'chdir
+            (lambda _ (chdir "src")))
+          (replace 'check
+            (lambda* (#:key tests? #:allow-other-keys)
+              (when tests?
+                (begin
+                  (invoke "./example_arg")
+                  (invoke "./testparse")
+                  (invoke "./testprintusage")
+                  (invoke "./testodr")
+                  (invoke "./example")))))
+          (replace 'install
+            (lambda _
+              (install-file "optionparser.h"
+                            (string-append #$output "/include"))))
+          (add-after 'install 'install-doc
+            (lambda _
+              (copy-recursively
+               "../html"
+               (string-append #$output:doc "/share/doc/optionparser/html")))))))
+    (native-inputs (list doxygen))
+    (home-page "https://optionparser.sourceforge.net/")
+    (synopsis "Header-only C++ library to parse command line options")
+    (description "This library can be used to handle the command line
+arguments of a C++ program.  It supports the short and long option formats of
+getopt(), getopt_long() and getopt_long_only(), but has a more convenient
+interface.")
+    (license license:expat)))
-- 
2.37.0