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author | Marius Bakke <mbakke@fastmail.com> | 2018-07-24 19:56:35 +0200 |
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committer | Marius Bakke <mbakke@fastmail.com> | 2018-07-24 19:56:35 +0200 |
commit | 706ae8e15c8d36b0aee7c19c54c143d3e17f5784 (patch) | |
tree | e9fe8ebfb1417d30979b5413165599f066a1c504 /guix/hash.scm | |
parent | 3e95125e9bd0676d4a9add9105217ad3eaef3ff0 (diff) | |
parent | 8440db459a10daa24282038f35bc0b6771bd51ab (diff) | |
download | guix-patches-706ae8e15c8d36b0aee7c19c54c143d3e17f5784.tar guix-patches-706ae8e15c8d36b0aee7c19c54c143d3e17f5784.tar.gz |
Merge branch 'master' into core-updates
Diffstat (limited to 'guix/hash.scm')
-rw-r--r-- | guix/hash.scm | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/guix/hash.scm b/guix/hash.scm index 39834043e1..8d7ba21425 100644 --- a/guix/hash.scm +++ b/guix/hash.scm @@ -101,6 +101,7 @@ output port." (open-sha256-md)) (define digest #f) + (define position 0) (define (finalize!) (let ((ptr (md-read sha256-md 0))) @@ -114,14 +115,18 @@ output port." 0) (let ((ptr (bytevector->pointer bv offset))) (md-write sha256-md ptr len) + (set! position (+ position len)) len))) + (define (get-position) + position) + (define (close) (unless digest (finalize!))) (values (make-custom-binary-output-port "sha256" - write! #f #f + write! get-position #f close) (lambda () (unless digest |