Merge "Compress .so files for PackageManager to reclaim the space" am: 97fe9c7a9c (e08bbb4a) · Commits · e / os / android_frameworks_base

core/jni/com_android_internal_content_NativeLibraryHelper.cpp

+11 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,7 @@
		#include <inttypes.h>
		#include <sys/stat.h>
		#include <sys/types.h>
		#include <linux/fs.h>

		#include <memory>

		@@ -253,6 +254,16 @@ copyFileIfChanged(JNIEnv env, void arg, ZipFileRO* zipFile, ZipEntryRO zipEntr
		return INSTALL_FAILED_CONTAINER_ERROR;
		}

		// If a filesystem like f2fs supports per-file compression, set the compression bit before data
		// writes
		unsigned int flags;
		if (ioctl(fd, FS_IOC_GETFLAGS, &flags) == -1) {
		ALOGE("Failed to call FS_IOC_GETFLAGS on %s: %s\n", localTmpFileName, strerror(errno));
		} else if ((flags & FS_COMPR_FL) == 0) {
		flags \|= FS_COMPR_FL;
		ioctl(fd, FS_IOC_SETFLAGS, &flags);
		}

		if (!zipFile->uncompressEntry(zipEntry, fd)) {
		ALOGE("Failed uncompressing %s to %s\n", fileName, localTmpFileName);
		close(fd);