[bug#29435] [PATCH] gnu: Add emacs-eless.

[bug#29435] [PATCH] gnu: Add emacs-eless.

[Oleg Pykhalov]

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From 41a44166cf336706e51b0e6ee98d013d861144ca Mon Sep 17 00:00:00 2001
From: Oleg Pykhalov <go.wigust@gmail.com>
Date: Sat, 25 Nov 2017 14:16:31 +0300
Subject: [PATCH] gnu: Add emacs-eless.

* gnu/packages/emacs.scm (emacs-eless): New variable.
---
 gnu/packages/emacs.scm | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
index f7a3ce5e6..63a83e40c 100644
--- a/gnu/packages/emacs.scm
+++ b/gnu/packages/emacs.scm
@@ -6293,3 +6293,61 @@ contexts.
 @item Toggle downloading and set priorities for individual files.
 @end itemize\n")
     (license license:gpl3+)))
+
+(define-public emacs-eless
+  (package
+    (name "emacs-eless")
+    (version "0.3")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "https://github.com/kaushalmodi/eless/archive/"
+                    "v" version ".tar.gz"))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "0gjnnhgw5xs1w3qfnkvwa2nv44gnxr8pkhx3c7qig45p8nh1461h"))))
+    (build-system trivial-build-system)
+    (inputs
+     `(("bash" ,bash)))
+    (native-inputs
+     `(("tar" ,tar)
+       ("gzip" ,gzip)))
+    (arguments
+     `(#:modules ((guix build utils))
+       #:builder
+       (begin
+         (use-modules (guix build utils))
+         (setenv "PATH" (string-append
+                         (assoc-ref %build-inputs "tar") "/bin" ":"
+                         (assoc-ref %build-inputs "gzip") "/bin"))
+         (system* "tar" "xvf" (assoc-ref %build-inputs "source"))
+         (chdir (string-append "eless" "-" ,version))
+         (substitute* "eless" (("/usr/bin/env bash")
+                               (string-append (assoc-ref %build-inputs "bash")
+                                              "/bin/bash")))
+         (install-file "eless" (string-append %output "/bin"))
+         (install-file "doc/eless.info" (string-append %output "/share/info"))
+         #t)))
+    (home-page "https://github.com/kaushalmodi/eless")
+    (synopsis "Combination of Bash script and a Emacs view-mode")
+    (description "@code{eless} provides a combination of Bash script
+and a minimal Emacs view-mode.
+
+Feautures:
+
+@itemize
+@item Independent of a user’s Emacs config.
+@item Customizable via the @code{(locate-user-emacs-file \"elesscfg\")} config.
+@item Not require an Emacs server to be already running.
+@item Syntax highlighting.
+@item Org-mode file rendering.
+@item @code{man} page viewer.
+@item Info viewer.
+@item Dired, wdired, (batch edit symbolic links).
+@item Colored diffs, git diff, git log, ls with auto ANSI detection.
+@item Filter log files lines matching a regexp.
+@item Auto-revert log files similar to @code{tail -f}.
+@item Quickly change frame and font sizes.
+@end itemize\n")
+    (license license:expat)))
-- 
2.15.0

[bug#29435] [PATCH] gnu: Add emacs-eless.

[宋文武]

Oleg Pykhalov <go.wigust@gmail.com> writes:

>>From 41a44166cf336706e51b0e6ee98d013d861144ca Mon Sep 17 00:00:00 2001
> From: Oleg Pykhalov <go.wigust@gmail.com>
> Date: Sat, 25 Nov 2017 14:16:31 +0300
> Subject: [PATCH] gnu: Add emacs-eless.
>
> * gnu/packages/emacs.scm (emacs-eless): New variable.

It doesn't provide an emacs package, I think the name should be 'eless'.

> ---
>  gnu/packages/emacs.scm | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 58 insertions(+)
>
> [...]
> +    (home-page "https://github.com/kaushalmodi/eless")
> +    (synopsis "Combination of Bash script and a Emacs view-mode")
This doesn't tell how it will be used for.  How about "Use Emacs as a
paginator"?

Otherwise, look good to me!

[bug#29435] [PATCH] gnu: Add emacs-eless.

[Oleg Pykhalov]

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Hello,

iyzsong@member.fsf.org (宋文武) writes:

> Oleg Pykhalov <go.wigust@gmail.com> writes:
>
>>>>From 41a44166cf336706e51b0e6ee98d013d861144ca Mon Sep 17 00:00:00 2001
>> From: Oleg Pykhalov <go.wigust@gmail.com>
>> Date: Sat, 25 Nov 2017 14:16:31 +0300
>> Subject: [PATCH] gnu: Add emacs-eless.
>>
>> * gnu/packages/emacs.scm (emacs-eless): New variable.
>
> It doesn't provide an emacs package, I think the name should be 'eless'.
>
>> ---
>>  gnu/packages/emacs.scm | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
>>  1 file changed, 58 insertions(+)
>>
>> [...]
>> +    (home-page "https://github.com/kaushalmodi/eless")
>> +    (synopsis "Combination of Bash script and a Emacs view-mode")
> This doesn't tell how it will be used for.  How about "Use Emacs as a
> paginator"?

OK, I think it's better, too.  Thank you!

> Otherwise, look good to me!

Pushed as a6d02fc168e83ee89f3f37704425a0dd8e643fe2

Oleg.

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