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Diffstat (limited to '')
-rw-r--r-- | test/run_gunzip.cxx | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/test/run_gunzip.cxx b/test/run_gunzip.cxx new file mode 100644 index 000000000..51bdb532e --- /dev/null +++ b/test/run_gunzip.cxx @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2003-2014 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "config.h" +#include "fs/io/GunzipReader.hxx" +#include "fs/io/FileReader.hxx" +#include "fs/io/StdioOutputStream.hxx" +#include "util/Error.hxx" + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +static bool +Copy(OutputStream &dest, Reader &src, Error &error) +{ + while (true) { + char buffer[4096]; + size_t nbytes = src.Read(buffer, sizeof(buffer), error); + if (nbytes == 0) + return !error.IsDefined(); + + if (!dest.Write(buffer, nbytes, error)) + return false; + } +} + +static bool +CopyGunzip(OutputStream &dest, Reader &_src, Error &error) +{ + GunzipReader src(_src, error); + return src.IsDefined() && Copy(dest, src, error); +} + +static bool +CopyGunzip(FILE *_dest, Path src_path, Error &error) +{ + StdioOutputStream dest(_dest); + FileReader src(src_path, error); + return src.IsDefined() && CopyGunzip(dest, src, error); +} + +int +main(int argc, gcc_unused char **argv) +{ + if (argc != 2) { + fprintf(stderr, "Usage: run_gunzip PATH\n"); + return EXIT_FAILURE; + } + + Path path = Path::FromFS(argv[1]); + + Error error; + if (!CopyGunzip(stdout, path, error)) { + fprintf(stderr, "%s\n", error.GetMessage()); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} |