[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/busybox/src/util-linux/setarch.c b/ap/app/busybox/src/util-linux/setarch.c
new file mode 100644
index 0000000..7b9421a
--- /dev/null
+++ b/ap/app/busybox/src/util-linux/setarch.c
@@ -0,0 +1,61 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * linux32/linux64 allows for changing uname emulation.
+ *
+ * Copyright 2002 Andi Kleen, SuSE Labs.
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+
+//usage:#define setarch_trivial_usage
+//usage: "personality PROG ARGS"
+//usage:#define setarch_full_usage "\n\n"
+//usage: "Personality may be:\n"
+//usage: " linux32 Set 32bit uname emulation\n"
+//usage: " linux64 Set 64bit uname emulation"
+//usage:
+//usage:#define linux32_trivial_usage NOUSAGE_STR
+//usage:#define linux32_full_usage ""
+//usage:
+//usage:#define linux64_trivial_usage NOUSAGE_STR
+//usage:#define linux64_full_usage ""
+
+#include <sys/personality.h>
+
+#include "libbb.h"
+
+int setarch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int setarch_main(int argc UNUSED_PARAM, char **argv)
+{
+ int pers;
+
+ /* Figure out what personality we are supposed to switch to ...
+ * we can be invoked as either:
+ * argv[0],argv[1] == "setarch","personality"
+ * argv[0] == "personality"
+ */
+ if (ENABLE_SETARCH && applet_name[0] == 's'
+ && argv[1] && strncpy(argv[1], "linux", 5)
+ ) {
+ applet_name = argv[1];
+ argv++;
+ }
+ if (applet_name[5] == '6') /* linux64 */
+ pers = PER_LINUX;
+ else if (applet_name[5] == '3') /* linux32 */
+ pers = PER_LINUX32;
+ else
+ bb_show_usage();
+
+ argv++;
+ if (argv[0] == NULL)
+ bb_show_usage();
+
+ /* Try to set personality */
+ if (personality(pers) >= 0) {
+ /* Try to execute the program */
+ BB_EXECVP(argv[0], argv);
+ }
+
+ bb_simple_perror_msg_and_die(argv[0]);
+}