From a2274077d97f7f1d5c5a5b28a044dbc012169d4b Mon Sep 17 00:00:00 2001 From: Peter Korsgaard Date: Sun, 2 Nov 2008 13:06:44 +0000 Subject: busybox: additional 1.12.1 patches --- package/busybox/busybox-1.12.1-standalone.patch | 185 ++++++++++++++++++++++++ 1 file changed, 185 insertions(+) create mode 100644 package/busybox/busybox-1.12.1-standalone.patch (limited to 'package/busybox/busybox-1.12.1-standalone.patch') diff --git a/package/busybox/busybox-1.12.1-standalone.patch b/package/busybox/busybox-1.12.1-standalone.patch new file mode 100644 index 000000000..f1827c74e --- /dev/null +++ b/package/busybox/busybox-1.12.1-standalone.patch @@ -0,0 +1,185 @@ +diff -urpN busybox-1.12.1/coreutils/env.c busybox-1.12.1-standalone/coreutils/env.c +--- busybox-1.12.1/coreutils/env.c 2008-09-28 20:04:18.000000000 +0200 ++++ busybox-1.12.1-standalone/coreutils/env.c 2008-10-20 10:21:54.000000000 +0200 +@@ -29,6 +29,8 @@ + * - use xfunc_error_retval + */ + ++/* This is a NOEXEC applet. Be very careful! */ ++ + #include "libbb.h" + + #if ENABLE_FEATURE_ENV_LONG_OPTIONS +@@ -119,5 +121,3 @@ int env_main(int argc UNUSED_PARAM, char + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +- +- +diff -urpN busybox-1.12.1/include/applets.h busybox-1.12.1-standalone/include/applets.h +--- busybox-1.12.1/include/applets.h 2008-09-28 20:04:26.000000000 +0200 ++++ busybox-1.12.1-standalone/include/applets.h 2008-10-20 10:21:54.000000000 +0200 +@@ -136,7 +136,7 @@ USE_ECHO(APPLET_NOFORK(echo, echo, _BB_D + USE_ED(APPLET(ed, _BB_DIR_BIN, _BB_SUID_NEVER)) + USE_FEATURE_GREP_EGREP_ALIAS(APPLET_ODDNAME(egrep, grep, _BB_DIR_BIN, _BB_SUID_NEVER, egrep)) + USE_EJECT(APPLET(eject, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) +-USE_ENV(APPLET(env, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) ++USE_ENV(APPLET_NOEXEC(env, env, _BB_DIR_USR_BIN, _BB_SUID_NEVER, env)) + USE_ENVDIR(APPLET_ODDNAME(envdir, chpst, _BB_DIR_USR_BIN, _BB_SUID_NEVER, envdir)) + USE_ENVUIDGID(APPLET_ODDNAME(envuidgid, chpst, _BB_DIR_USR_BIN, _BB_SUID_NEVER, envuidgid)) + USE_ETHER_WAKE(APPLET_ODDNAME(ether-wake, ether_wake, _BB_DIR_USR_BIN, _BB_SUID_NEVER, ether_wake)) +@@ -171,7 +171,7 @@ USE_GREP(APPLET(grep, _BB_DIR_BIN, _BB_S + USE_GUNZIP(APPLET(gunzip, _BB_DIR_BIN, _BB_SUID_NEVER)) + USE_GZIP(APPLET(gzip, _BB_DIR_BIN, _BB_SUID_NEVER)) + USE_HALT(APPLET(halt, _BB_DIR_SBIN, _BB_SUID_NEVER)) +-USE_HD(APPLET_ODDNAME(hd, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hd)) ++USE_HD(APPLET_NOEXEC(hd, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hd)) + USE_HDPARM(APPLET(hdparm, _BB_DIR_SBIN, _BB_SUID_NEVER)) + USE_HEAD(APPLET(head, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) + USE_HEXDUMP(APPLET_NOEXEC(hexdump, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hexdump)) +diff -urpN busybox-1.12.1/libbb/getopt32.c busybox-1.12.1-standalone/libbb/getopt32.c +--- busybox-1.12.1/libbb/getopt32.c 2008-09-28 20:04:20.000000000 +0200 ++++ busybox-1.12.1-standalone/libbb/getopt32.c 2008-10-20 10:21:34.000000000 +0200 +@@ -515,28 +515,6 @@ getopt32(char **argv, const char *applet + } + } + +- /* In case getopt32 was already called: +- * reset the libc getopt() function, which keeps internal state. +- * +- * BSD-derived getopt() functions require that optind be set to 1 in +- * order to reset getopt() state. This used to be generally accepted +- * way of resetting getopt(). However, glibc's getopt() +- * has additional getopt() state beyond optind, and requires that +- * optind be set to zero to reset its state. So the unfortunate state of +- * affairs is that BSD-derived versions of getopt() misbehave if +- * optind is set to 0 in order to reset getopt(), and glibc's getopt() +- * will core dump if optind is set 1 in order to reset getopt(). +- * +- * More modern versions of BSD require that optreset be set to 1 in +- * order to reset getopt(). Sigh. Standards, anyone? +- */ +-#ifdef __GLIBC__ +- optind = 0; +-#else /* BSD style */ +- optind = 1; +- /* optreset = 1; */ +-#endif +- /* optarg = NULL; opterr = 0; optopt = 0; - do we need this?? */ + pargv = NULL; + + /* Note: just "getopt() <= 0" will not work well for +diff -urpN busybox-1.12.1/libbb/vfork_daemon_rexec.c busybox-1.12.1-standalone/libbb/vfork_daemon_rexec.c +--- busybox-1.12.1/libbb/vfork_daemon_rexec.c 2008-09-28 20:04:20.000000000 +0200 ++++ busybox-1.12.1-standalone/libbb/vfork_daemon_rexec.c 2008-10-20 10:21:34.000000000 +0200 +@@ -125,6 +125,7 @@ int FAST_FUNC run_nofork_applet_prime(st + int rc, argc; + + applet_name = APPLET_NAME(applet_no); ++ + xfunc_error_retval = EXIT_FAILURE; + + /* Special flag for xfunc_die(). If xfunc will "die" +@@ -132,7 +133,30 @@ int FAST_FUNC run_nofork_applet_prime(st + * die_sleep and longjmp here instead. */ + die_sleep = -1; + +- /* option_mask32 = 0; - not needed */ ++ /* In case getopt() or getopt32() was already called: ++ * reset the libc getopt() function, which keeps internal state. ++ * ++ * BSD-derived getopt() functions require that optind be set to 1 in ++ * order to reset getopt() state. This used to be generally accepted ++ * way of resetting getopt(). However, glibc's getopt() ++ * has additional getopt() state beyond optind, and requires that ++ * optind be set to zero to reset its state. So the unfortunate state of ++ * affairs is that BSD-derived versions of getopt() misbehave if ++ * optind is set to 0 in order to reset getopt(), and glibc's getopt() ++ * will core dump if optind is set 1 in order to reset getopt(). ++ * ++ * More modern versions of BSD require that optreset be set to 1 in ++ * order to reset getopt(). Sigh. Standards, anyone? ++ */ ++#ifdef __GLIBC__ ++ optind = 0; ++#else /* BSD style */ ++ optind = 1; ++ /* optreset = 1; */ ++#endif ++ /* optarg = NULL; opterr = 1; optopt = 63; - do we need this too? */ ++ /* (values above are what they initialized to in glibc and uclibc) */ ++ /* option_mask32 = 0; - not needed, no applet depends on it being 0 */ + + argc = 1; + while (argv[argc]) +@@ -161,8 +185,16 @@ int FAST_FUNC run_nofork_applet_prime(st + rc = 0; + } + +- /* Restoring globals */ ++ /* Restoring some globals */ + restore_nofork_data(old); ++ ++ /* Other globals can be simply reset to defaults */ ++#ifdef __GLIBC__ ++ optind = 0; ++#else /* BSD style */ ++ optind = 1; ++#endif ++ + return rc & 0xff; /* don't confuse people with "exitcodes" >255 */ + } + +diff -urpN busybox-1.12.1/shell/ash.c busybox-1.12.1-standalone/shell/ash.c +--- busybox-1.12.1/shell/ash.c 2008-09-28 20:04:18.000000000 +0200 ++++ busybox-1.12.1-standalone/shell/ash.c 2008-10-20 10:21:54.000000000 +0200 +@@ -6964,8 +6964,11 @@ tryexec(USE_FEATURE_SH_STANDALONE(int ap + + #if ENABLE_FEATURE_SH_STANDALONE + if (applet_no >= 0) { +- if (APPLET_IS_NOEXEC(applet_no)) ++ if (APPLET_IS_NOEXEC(applet_no)) { ++ while (*envp) ++ putenv(*envp++); + run_applet_no_and_exit(applet_no, argv); ++ } + /* re-exec ourselves with the new arguments */ + execve(bb_busybox_exec_path, argv, envp); + /* If they called chroot or otherwise made the binary no longer +@@ -12014,7 +12017,7 @@ exportcmd(int argc UNUSED_PARAM, char ** + char *name; + const char *p; + char **aptr; +- int flag = argv[0][0] == 'r'? VREADONLY : VEXPORT; ++ int flag = argv[0][0] == 'r' ? VREADONLY : VEXPORT; + + if (nextopt("p") != 'p') { + aptr = argptr; +diff -urpN busybox-1.12.1/util-linux/getopt.c busybox-1.12.1-standalone/util-linux/getopt.c +--- busybox-1.12.1/util-linux/getopt.c 2008-09-28 20:04:30.000000000 +0200 ++++ busybox-1.12.1-standalone/util-linux/getopt.c 2008-10-20 10:21:34.000000000 +0200 +@@ -142,7 +142,8 @@ static const char *normalize(const char + * Other settings are found in global variables. + */ + #if !ENABLE_GETOPT_LONG +-#define generate_output(argv,argc,optstr,longopts) generate_output(argv,argc,optstr) ++#define generate_output(argv,argc,optstr,longopts) \ ++ generate_output(argv,argc,optstr) + #endif + static int generate_output(char **argv, int argc, const char *optstr, const struct option *longopts) + { +@@ -156,14 +157,6 @@ static int generate_output(char **argv, + if (quiet_errors) /* No error reporting from getopt(3) */ + opterr = 0; + +- /* Reset getopt(3) (see libbb/getopt32.c for long rant) */ +-#ifdef __GLIBC__ +- optind = 0; +-#else /* BSD style */ +- optind = 1; +- /* optreset = 1; */ +-#endif +- + while (1) { + opt = + #if ENABLE_GETOPT_LONG -- cgit v1.2.3