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NOFORK fixes

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"rm -i FILE" and "yes" can now be interrupted by ^C in hush.
This also now works:

$ usleep 19999999
^C
$ echo $?
130

function                                             old     new   delta
run_pipe                                            1668    1711     +43
pseudo_exec_argv                                     312     321      +9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 52/0)               Total: 52 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-08-02 16:37:39 +02:00
parent 95f7953f2c
commit 7c40ddd950
6 changed files with 48 additions and 6 deletions
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5
coreutils/rm.c
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@@ -16,7 +16,8 @@
//config: help
//config: rm is used to remove files or directories.
//applet:IF_RM(APPLET_NOFORK(rm, rm, BB_DIR_BIN, BB_SUID_DROP, rm))
//applet:IF_RM(APPLET_NOEXEC(rm, rm, BB_DIR_BIN, BB_SUID_DROP, rm))
/* was NOFORK, but then "rm -i FILE" can't be ^C'ed if run by hush */
//kbuild:lib-$(CONFIG_RM) += rm.o
@@ -36,7 +37,7 @@
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
/* This is a NOEXEC applet. Be very careful! */
int rm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rm_main(int argc UNUSED_PARAM, char **argv)