diff options
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/Config.in | 10 | ||||
| -rw-r--r-- | util-linux/setarch.c | 15 |
2 files changed, 17 insertions, 8 deletions
diff --git a/util-linux/Config.in b/util-linux/Config.in index 28292bd..b91eb69 100644 --- a/util-linux/Config.in +++ b/util-linux/Config.in @@ -354,9 +354,19 @@ config CONFIG_READPROFILE help This allows you to parse /proc/profile for basic profiling. +config CONFIG_LINUX32 + default n + depends on CONFIG_SETARCH + +config CONFIG_LINUX64 + default n + depends on CONFIG_SETARCH + config CONFIG_SETARCH bool "setarch" default n + select CONFIG_LINUX32 + select CONFIG_LINUX64 help The linux32 utility is used to create a 32bit environment for the specified program (usually a shell). It only makes sense to have diff --git a/util-linux/setarch.c b/util-linux/setarch.c index 33588e4..d7e1c09 100644 --- a/util-linux/setarch.c +++ b/util-linux/setarch.c @@ -16,7 +16,7 @@ #include "busybox.h" -int setarch_main(int argc, char **argv) +int setarch_main(int ATTRIBUTE_UNUSED argc, char **argv) { int pers = -1; @@ -26,9 +26,9 @@ int setarch_main(int argc, char **argv) * argv[0] -> "personality" */ retry: - if (!strcmp(argv[0], "linux64")) + if (argv[0][5] == '6') /* linux64 */ pers = PER_LINUX; - else if (!strcmp(argv[0], "linux32")) + else if (argv[0][5] == '3') /* linux32 */ pers = PER_LINUX32; else if (pers == -1 && argv[1] != NULL) { pers = PER_LINUX32; @@ -42,12 +42,11 @@ retry: bb_show_usage(); /* Try to set personality */ - if (personality(pers) < 0) - goto failure; + if (personality(pers) >= 0) { - /* Try to execute the program */ - execvp(argv[0], argv); + /* Try to execute the program */ + execvp(argv[0], argv); + } -failure: bb_perror_msg_and_die("%s", argv[0]); } |