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-rw-r--r--apt-pkg/contrib/fileutl.cc19
1 files changed, 18 insertions, 1 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index fc14422d6..5acf40221 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -1740,7 +1740,7 @@ class APT_HIDDEN ZstdFileFdPrivate : public FileFdPrivate
if ((Mode & FileFd::WriteOnly) == FileFd::WriteOnly)
{
cctx = ZSTD_createCStream();
- res = ZSTD_initCStream(cctx, 19);
+ res = ZSTD_initCStream(cctx, findLevel(compressor.CompressArgs));
zstd_buffer.reset(APT_BUFFER_SIZE);
}
else
@@ -1898,6 +1898,23 @@ class APT_HIDDEN ZstdFileFdPrivate : public FileFdPrivate
return ZSTD_isError(res) == false;
}
+ static uint32_t findLevel(std::vector<std::string> const &Args)
+ {
+ for (auto a = Args.rbegin(); a != Args.rend(); ++a)
+ {
+ if (a->size() >= 2 && (*a)[0] == '-' && (*a)[1] != '-')
+ {
+ auto const level = a->substr(1);
+ auto const notANumber = level.find_first_not_of("0123456789");
+ if (notANumber != std::string::npos)
+ continue;
+
+ return (uint32_t)stoi(level);
+ }
+ }
+ return 19;
+ }
+
explicit ZstdFileFdPrivate(FileFd *const filefd) : FileFdPrivate(filefd), dctx(nullptr), cctx(nullptr) {}
virtual ~ZstdFileFdPrivate()
{