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author | Ludovic Courtès <ludo@gnu.org> | 2019-06-01 11:38:33 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2019-06-01 15:26:30 +0200 |
commit | 87399dfc209fdec523947e7b45a1ad348afa4d46 (patch) | |
tree | 36ee7596a142801d40f33e457bc54528aba5ca66 | |
parent | b6cf7e54ea412ed24e6b3ca55a5b452a70ec957f (diff) | |
download | guix-87399dfc209fdec523947e7b45a1ad348afa4d46.tar.gz |
lzlib: 'make-lzip-input-port' better handles end of decompression.
Suggested by Pierre Neidhardt <mail@ambrevar.xyz>. * guix/lzlib.scm (lzread!): Call 'lz-decompress-finish' when 'feed-decoder!' returns EOF. Call 'lz-decompress-finished?' to determine end of compression.
-rw-r--r-- | guix/lzlib.scm | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/guix/lzlib.scm b/guix/lzlib.scm index 31d84971cb..24c7b4b448 100644 --- a/guix/lzlib.scm +++ b/guix/lzlib.scm @@ -510,9 +510,13 @@ the end-of-stream has been reached." (start start)) (cond ((< read count) (match (lz-decompress-read decoder bv start (- count read)) - (0 (if (eof-object? (feed-decoder! decoder)) - read - (loop read start))) + (0 (cond ((lz-decompress-finished? decoder) + read) + ((eof-object? (feed-decoder! decoder)) + (lz-decompress-finish decoder) + (loop read start)) + (else ;read again + (loop read start)))) (n (loop (+ read n) (+ start n))))) (else read)))) |