From: Danny Milosavljevic <dannym@scratchpost.org>
To: 27180@debbugs.gnu.org
Subject: bug#27180: [PATCH core-updates] utils: Add helper method to invoke programs.
Date: Thu, 1 Jun 2017 09:22:07 +0200 [thread overview]
Message-ID: <20170601072207.27718-1-dannym@scratchpost.org> (raw)
* guix/build/utils.scm (invoke): New variable.
---
guix/build/utils.scm | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/guix/build/utils.scm b/guix/build/utils.scm
index 6d3c29d00..b2307d9d6 100644
--- a/guix/build/utils.scm
+++ b/guix/build/utils.scm
@@ -84,6 +84,7 @@
fold-port-matches
remove-store-references
wrap-program
+ invoke
locale-category->string))
@@ -1058,6 +1059,13 @@ with definitions for VARS."
(chmod prog-tmp #o755)
(rename-file prog-tmp prog))))
+(define invoke
+ "Invokes the program (array-ref ARGS 0) and gives it ARGS.
+ If the exit code is non-zero, raises an error."
+ (lambda args
+ (if (not (zero? (system* args)))
+ (error (format #f "Failed to invoke ~a" args)))))
+
\f
;;;
;;; Locales.
next reply other threads:[~2017-06-01 7:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-01 7:22 Danny Milosavljevic [this message]
2017-06-01 12:13 ` bug#27180: [PATCH core-updates] utils: Add helper method to invoke programs Ludovic Courtès
2017-06-01 17:09 ` Danny Milosavljevic
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170601072207.27718-1-dannym@scratchpost.org \
--to=dannym@scratchpost.org \
--cc=27180@debbugs.gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/guix.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.