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runProgram(): Distinguish between empty input and no input

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For example, if we call brotli with an empty input, it shouldn't read
from the caller's stdin.
This commit is contained in:
Eelco Dolstra 2017-03-15 14:40:47 +01:00
parent 042975ea8e
commit 25dff2b7db
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5 changed files with 30 additions and 15 deletions
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src/libutil/compression.cc
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@ -92,7 +92,7 @@ static ref<std::string> decompressBzip2(const std::string & in)
static ref<std::string> decompressBrotli(const std::string & in)
{
// FIXME: use libbrotli
return make_ref<std::string>(runProgram(BRO, true, {"-d"}, in));
return make_ref<std::string>(runProgram(BRO, true, {"-d"}, {in}));
}
ref<std::string> compress(const std::string & method, const std::string & in)