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-rw-r--r--toys/pending/killall5.c97
-rw-r--r--toys/posix/kill.c109
2 files changed, 99 insertions, 107 deletions
diff --git a/toys/pending/killall5.c b/toys/pending/killall5.c
deleted file mode 100644
index 4d9dadce..00000000
--- a/toys/pending/killall5.c
+++ /dev/null
@@ -1,97 +0,0 @@
-/* killall5.c - Send signal (default: TERM) to all processes outside current session.
- *
- * Copyright 2014 Ranjan Kumar <ranjankumar.bth@gmail.com>
- * Copyright 2014 Kyungwan Han <asura321@gamil.com>
- *
- * No Standard
-
-USE_KILLALL5(NEWTOY(killall5, "?o*ls:[!lo]", TOYFLAG_SBIN))
-
-config KILLALL5
- bool "killall5"
- default n
- help
- usage: killall5 [-l] [-SIGNAL|-s SIGNAL] [-o PID]...
-
- Send a signal (default: TERM) to all processes outside current session.
-
- -l List all signal names and numbers
- -o PID Don't signal this PID
- -s send SIGNAL instead of SIGTERM
-*/
-#define FOR_killall5
-#include "toys.h"
-
-GLOBALS(
- char *signame;
- struct arg_list *olist;
-)
-
-void killall5_main(void)
-{
- DIR *dp;
- struct dirent *entry;
- int signo, pid, sid, signum = SIGTERM;
- long *olist = NULL, ocount = 0;
- char *s, **args = toys.optargs;
-
- // list all signal names and numbers
- if (toys.optflags & FLAG_l) {
- if (*args) {
- for (; *args; args++) {
- signo = sig_to_num(*args);
- if (isdigit(**args) && (s = num_to_sig(signo&127))) xputs(s);
- else if (signo > 0) xprintf("%d\n", signo);
- else error_exit("UNKNOWN signal '%s'", *args);
- }
- } else sig_to_num(NULL);
- return;
- }
-
- // when SIGNUM will be in the form of -SIGNUM
- if (TT.signame || (*args && **args == '-')) {
- if (0 > (signum = sig_to_num(TT.signame ? TT.signame : (*args)+1)))
- error_exit("Unknown signal '%s'", *args);
- if (!TT.signame) args++;
- }
- pid = getpid();
- sid = getsid(pid);
-
- // prepare omit list
- if (toys.optflags & FLAG_o) {
- struct arg_list *ptr = TT.olist;
-
- if (*args) error_exit("invalid omit list");
- for (; ptr; ptr=ptr->next) {
- long val = atolx(ptr->arg);
- olist = xrealloc(olist, (ocount+1)*sizeof(long));
- olist[ocount++] = val;
- }
- }
-
- if (!(dp = opendir("/proc"))) perror_exit("opendir");
- while ((entry = readdir(dp))) {
- int count, procpid, procsid;
-
- if (!(procpid = atoi(entry->d_name))) continue;
- snprintf(toybuf, sizeof(toybuf), "/proc/%d/stat", procpid);
- if (!readfile(toybuf, toybuf, sizeof(toybuf))) continue;
- if (sscanf(toybuf, "%*d %*s %*c %*d %*d %d", &procsid) != 1) continue;
- if (pid == procpid || sid == procsid || procpid == 1) continue;
-
- // Check for kernel threads.
- snprintf(toybuf, sizeof(toybuf), "/proc/%d/cmdline", procpid);
- if (readfile(toybuf, toybuf, sizeof(toybuf)) && !*toybuf) continue;
-
- // Check with omit list.
- if (toys.optflags & FLAG_o) {
- for (count = 0; count < ocount; count++) {
- if (procpid == olist[count]) goto OMIT;
- }
- }
- kill(procpid, signum);
-OMIT: ;
- }
- closedir(dp);
- if (CFG_TOYBOX_FREE && olist) free(olist);
-}
diff --git a/toys/posix/kill.c b/toys/posix/kill.c
index 1e5e1d9f..72113878 100644
--- a/toys/posix/kill.c
+++ b/toys/posix/kill.c
@@ -3,8 +3,16 @@
* Copyright 2012 Daniel Walter <d.walter@0x90.at>
*
* See http://opengroup.org/onlinepubs/9699919799/utilities/kill.html
+ *
+ * killall5.c - Send signal to all processes outside current session.
+ *
+ * Copyright 2014 Ranjan Kumar <ranjankumar.bth@gmail.com>
+ * Copyright 2014 Kyungwan Han <asura321@gamil.com>
+ *
+ * No Standard
-USE_KILL(NEWTOY(kill, "?s: l", TOYFLAG_BIN))
+USE_KILL(NEWTOY(kill, "?ls: ", TOYFLAG_BIN))
+USE_KILLALL5(NEWTOY(killall5, "?o*ls: [!lo][!ls]", TOYFLAG_SBIN))
config KILL
bool "kill"
@@ -12,16 +20,40 @@ config KILL
help
usage: kill [-l [SIGNAL] | -s SIGNAL | -SIGNAL] pid...
- Send a signal to a process
+ Send signal to process(es).
+
+ -l List signal name(s) and number(s)
+ -s Send SIGNAL (default SIGTERM)
+
+config KILLALL5
+ bool "killall5"
+ default y
+ depends on KILL
+ help
+ usage: killall5 [-l [SIGNAL]] [-SIGNAL|-s SIGNAL] [-o PID]...
+
+ Send a signal to all processes outside current session.
+
+ -l List signal name(s) and number(s)
+ -o PID Omit PID
+ -s send SIGNAL (default SIGTERM)
*/
+// This has to match the filename:
#define FOR_kill
#include "toys.h"
GLOBALS(
char *signame;
+ struct arg_list *olist;
)
+// But kill's flags are a subset of killall5's
+
+#define CLEANUP_kill
+#define FOR_killall5
+#include "generated/flags.h"
+
void kill_main(void)
{
int signum;
@@ -53,15 +85,72 @@ void kill_main(void)
error_exit("Unknown signal '%s'", arg);
} else signum = SIGTERM;
- if (!*args) {
- toys.exithelp++;
- error_exit("missing argument");
- }
+ // is it killall5?
+ if (CFG_KILLALL5 && toys.which->name[4]=='a') {
+ DIR *dp;
+ struct dirent *entry;
+ int pid, sid;
+ long *olist = 0, ocount = 0;
+
+ // parse omit list
+ if (toys.optflags & FLAG_o) {
+ struct arg_list *ptr;
- while (*args) {
- char *arg = *(args++);
+ for (ptr = TT.olist; ptr; ptr = ptr->next) ocount++;
+ olist = xmalloc(ocount*sizeof(long));
+ ocount = 0;
+ for (ptr = TT.olist; ptr; ptr=ptr->next)
+ olist[ocount++] = atolx(ptr->arg);
+ }
- pid = strtol(arg, &tmp, 10);
- if (*tmp || kill(pid, signum) < 0) error_msg("unknown pid '%s'", arg);
+ sid = getsid(pid = getpid());
+
+ if (!(dp = opendir("/proc"))) perror_exit("/proc");
+ while ((entry = readdir(dp))) {
+ int count, procpid, procsid;
+
+ if (!(procpid = atoi(entry->d_name))) continue;
+
+ snprintf(toybuf, sizeof(toybuf), "/proc/%d/stat", procpid);
+ if (!readfile(toybuf, toybuf, sizeof(toybuf))) continue;
+ if (sscanf(toybuf, "%*d %*s %*c %*d %*d %d", &procsid) != 1) continue;
+ if (pid == procpid || sid == procsid || procpid == 1) continue;
+
+ // Check for kernel threads.
+ snprintf(toybuf, sizeof(toybuf), "/proc/%d/cmdline", procpid);
+ if (!readfile(toybuf, toybuf, sizeof(toybuf)) || !*toybuf) continue;
+
+ // Check with omit list.
+ for (count = 0; count < ocount; count++)
+ if (procpid == olist[count]) break;
+ if (count != ocount) continue;
+
+ kill(procpid, signum);
+ }
+ if (CFG_TOYBOX_FREE) {
+ closedir(dp);
+ free(olist);
+ }
+
+ // is it kill?
+ } else {
+
+ // "<1" in optstr wouldn't cover this because "-SIGNAL"
+ if (!*args) {
+ toys.exithelp++;
+ error_exit("missing argument");
+ }
+
+ while (*args) {
+ char *arg = *(args++);
+
+ pid = strtol(arg, &tmp, 10);
+ if (*tmp || kill(pid, signum) < 0) error_msg("unknown pid '%s'", arg);
+ }
}
}
+
+void killall5_main(void)
+{
+ kill_main();
+}