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-rw-r--r--lib/comp/compressor.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/comp/compressor.c b/lib/comp/compressor.c
index 44b3643..6dff416 100644
--- a/lib/comp/compressor.c
+++ b/lib/comp/compressor.c
@@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-3.0-or-later */
#include <string.h>
+#include <stdlib.h>
#include <stdio.h>
#include "internal.h"
@@ -127,3 +128,21 @@ void compressor_print_help(E_SQFS_COMPRESSOR id)
helpfuns[id]();
}
+
+E_SQFS_COMPRESSOR compressor_get_default(void)
+{
+#if defined(WITH_XZ)
+ return SQFS_COMP_XZ;
+#elif defined(WITH_ZSTD)
+ return SQFS_COMP_ZSTD;
+#elif defined(WITH_GZIP)
+ return SQFS_COMP_GZIP;
+#elif defined(WITH_LZO)
+ return SQFS_COMP_LZO;
+#elif defined(WITH_LZ4)
+ return SQFS_COMP_LZ4;
+#else
+ fputs("No compressor implementation available!\n", stderr);
+ exit(EXIT_FAILURE);
+#endif
+}