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-rw-r--r--build-aux/build-self.scm13
1 files changed, 11 insertions, 2 deletions
diff --git a/build-aux/build-self.scm b/build-aux/build-self.scm
index c673912af5..59028305e7 100644
--- a/build-aux/build-self.scm
+++ b/build-aux/build-self.scm
@@ -21,6 +21,7 @@
#:use-module (guix)
#:use-module (guix config)
#:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-19)
#:export (build))
;;; Commentary:
@@ -70,8 +71,16 @@
(lambda (file)
(string-append (dirname file) "/.."))))
+
+(define (date-version-string)
+ "Return the current date and hour in UTC timezone, for use as a poor
+person's version identifier."
+ ;; XXX: Replace with a Git commit id.
+ (date->string (current-date 0) "~Y~m~d.~H"))
+
;; The procedure below is our return value.
-(define* (build source #:key verbose?
+(define* (build source
+ #:key verbose? (version (date-version-string))
#:allow-other-keys
#:rest rest)
"Return a derivation that unpacks SOURCE into STORE and compiles Scheme
@@ -106,7 +115,7 @@ files."
#:sbindir #$sbindir
#:package-name #$%guix-package-name
- #:package-version #$%guix-version
+ #:package-version #$version
#:bug-report-address #$%guix-bug-report-address
#:home-page-url #$%guix-home-page-url