diff options
| -rw-r--r-- | editors/sed.c | 2 | ||||
| -rw-r--r-- | mailutils/mail.c | 21 | ||||
| -rw-r--r-- | procps/powertop.c | 14 | ||||
| -rw-r--r-- | procps/top.c | 1 |
4 files changed, 16 insertions, 22 deletions
diff --git a/editors/sed.c b/editors/sed.c index f68f447..3fc40ce 100644 --- a/editors/sed.c +++ b/editors/sed.c @@ -1521,7 +1521,7 @@ int sed_main(int argc UNUSED_PARAM, char **argv) //argc -= optind; argv += optind; if (opt & OPT_in_place) { // -i - atexit(cleanup_outname); + die_func = cleanup_outname; } if (opt & (2|4)) G.regex_type |= REG_EXTENDED; // -r or -E diff --git a/mailutils/mail.c b/mailutils/mail.c index a7e43c0..eceb890 100644 --- a/mailutils/mail.c +++ b/mailutils/mail.c @@ -6,23 +6,15 @@ * * Licensed under GPLv2, see file LICENSE in this source tree. */ +#include <sys/prctl.h> #include "libbb.h" #include "mail.h" -static void kill_helper(void) -{ - if (G.helper_pid > 0) { - kill(G.helper_pid, SIGTERM); - G.helper_pid = 0; - } -} - // generic signal handler static void signal_handler(int signo) { #define err signo if (SIGALRM == signo) { - kill_helper(); bb_error_msg_and_die("timed out"); } @@ -66,16 +58,15 @@ void FAST_FUNC launch_helper(const char **argv) // child stdout [1] -> parent stdin [0] if (!G.helper_pid) { - // child: try to execute connection helper + // child + // if parent dies, get SIGTERM + prctl(PR_SET_PDEATHSIG, SIGTERM, 0, 0, 0); + // try to execute connection helper // NB: SIGCHLD & SIGALRM revert to SIG_DFL on exec BB_EXECVP_or_die((char**)argv); } - // parent - // check whether child is alive - //redundant:signal_handler(SIGCHLD); - // child seems OK -> parent goes on - atexit(kill_helper); + // parent goes on } char* FAST_FUNC send_mail_command(const char *fmt, const char *param) diff --git a/procps/powertop.c b/procps/powertop.c index ebd659b..5d522bf 100644 --- a/procps/powertop.c +++ b/procps/powertop.c @@ -8,11 +8,6 @@ * * Licensed under GPLv2, see file LICENSE in this source tree. */ - -//applet:IF_POWERTOP(APPLET(powertop, BB_DIR_USR_SBIN, BB_SUID_DROP)) - -//kbuild:lib-$(CONFIG_POWERTOP) += powertop.o - //config:config POWERTOP //config: bool "powertop (9.1 kb)" //config: default y @@ -27,6 +22,10 @@ //config: Without this, powertop will only refresh display every 10 seconds. //config: No keyboard commands will work, only ^C to terminate. +//applet:IF_POWERTOP(APPLET(powertop, BB_DIR_USR_SBIN, BB_SUID_DROP)) + +//kbuild:lib-$(CONFIG_POWERTOP) += powertop.o + // XXX This should be configurable #define ENABLE_FEATURE_POWERTOP_PROCIRQ 1 @@ -718,7 +717,7 @@ int powertop_main(int UNUSED_PARAM argc, char UNUSED_PARAM **argv) set_termios_to_raw(STDIN_FILENO, &G.init_settings, TERMIOS_CLEAR_ISIG); bb_signals(BB_FATAL_SIGS, sig_handler); /* So we don't forget to reset term settings */ - atexit(reset_term); + die_func = reset_term; #endif /* Collect initial data */ @@ -855,6 +854,9 @@ int powertop_main(int UNUSED_PARAM argc, char UNUSED_PARAM **argv) } /* for (;;) */ bb_putchar('\n'); +#if ENABLE_FEATURE_POWERTOP_INTERACTIVE + reset_term(); +#endif return EXIT_SUCCESS; } diff --git a/procps/top.c b/procps/top.c index b9958af..f97ded5 100644 --- a/procps/top.c +++ b/procps/top.c @@ -1146,6 +1146,7 @@ int top_main(int argc UNUSED_PARAM, char **argv) else { /* Turn on unbuffered input; turn off echoing, ^C ^Z etc */ set_termios_to_raw(STDIN_FILENO, &initial_settings, TERMIOS_CLEAR_ISIG); + die_func = reset_term; } bb_signals(BB_FATAL_SIGS, sig_catcher); |