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| author | Ricardo Wurmus <rekado@elephly.net> | 2016-10-21 23:59:00 +0200 |
|---|---|---|
| committer | Ricardo Wurmus <rekado@elephly.net> | 2016-12-14 21:57:37 +0100 |
| commit | 642339dc3fc6df33edd78f3cdc170c20a32a3c7d (patch) | |
| tree | 1e108854b9204e632f45054fd48f833dcb0ce8b0 /guix/graph.scm | |
| parent | 51377437a1e37c9d5f2e137528e9c278b252d781 (diff) | |
| download | gnu-guix-642339dc3fc6df33edd78f3cdc170c20a32a3c7d.tar gnu-guix-642339dc3fc6df33edd78f3cdc170c20a32a3c7d.tar.gz | |
graph: Add "list-backend" and "backend" options.
* guix/graph.scm (%graph-backends): New variable.
* guix/scripts/graph.scm (lookup-backend, list-backends): New
procedures.
(%options): Add options for "backend" and "list-backends".
(show-help): Add help texts for "backend" and "list-backend" options.
(%default-options): Add "backend" default.
(guix-graph): Pass backend argument to "export-graph".
* doc/guix.texi (Invoking guix graph): Document the new options.
Diffstat (limited to 'guix/graph.scm')
| -rw-r--r-- | guix/graph.scm | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/guix/graph.scm b/guix/graph.scm index 5cf98f0d54..d2c1fa6c48 100644 --- a/guix/graph.scm +++ b/guix/graph.scm @@ -1,5 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2015, 2016 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net> ;;; ;;; This file is part of GNU Guix. ;;; @@ -41,6 +42,7 @@ node-transitive-edges node-reachable-count + %graph-backends %graphviz-backend graph-backend? graph-backend @@ -179,6 +181,14 @@ typically returned by 'node-edges' or 'node-back-edges'." emit-prologue emit-epilogue emit-node emit-edge)) + +;;; +;;; Shared. +;;; + +(define %graph-backends + (list %graphviz-backend)) + (define* (export-graph sinks port #:key reverse-edges? node-type |