Import sources from 2011-03-30 iso image

1 files changed, 75 insertions, 0 deletions

diff --git a/sys/src/ape/cmd/kill.c b/sys/src/ape/cmd/kill.c
new file mode 100755
index 000000000..a667c3e7d
--- /dev/null
+++ b/sys/src/ape/cmd/kill.c
@@ -0,0 +1,75 @@
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <signal.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <string.h>
+
+#define NSIG SIGUSR2
+
+char *signm[NSIG+1] = { 0,
+"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL", "SIGABRT", "SIGFPE", "SIGKILL", /* 1-7 */
+"SIGSEGV", "SIGPIPE", "SIGALRM", "SIGTERM", "SIGUR1", "SIGUSR2", /* 8-13 */
+};
+
+main(int argc, char **argv)
+{
+	int signo, pid, res;
+	int errlev;
+
+	errlev = 0;
+	if (argc <= 1) {
+	usage:
+		fprintf(stderr, "usage: kill [ -sig ] pid ...\n");
+		fprintf(stderr, "for a list of signals: kill -l\n");
+		exit(2);
+	}
+	if (*argv[1] == '-') {
+		if (argv[1][1] == 'l') {
+			int i = 0;
+			for (signo = 1; signo <= NSIG; signo++)
+				if (signm[signo]) {
+					printf("%s ", signm[signo]);
+					if (++i%8 == 0)
+						printf("\n");
+				}
+			if(i%8 !=0)
+				printf("\n");
+			exit(0);
+		} else if (isdigit(argv[1][1])) {
+			signo = atoi(argv[1]+1);
+			if (signo < 0 || signo > NSIG) {
+				fprintf(stderr, "kill: %s: number out of range\n",
+				    argv[1]);
+				exit(1);
+			}
+		} else {
+			char *name = argv[1]+1;
+			for (signo = 1; signo <= NSIG; signo++)
+				if (signm[signo] && (
+				    !strcmp(signm[signo], name)||
+				    !strcmp(signm[signo]+3, name)))
+					goto foundsig;
+			fprintf(stderr, "kill: %s: unknown signal; kill -l lists signals\n", name);
+			exit(1);
+foundsig:
+			;
+		}
+		argc--;
+		argv++;
+	} else
+		signo = SIGTERM;
+	argv++;
+	while (argc > 1) {
+		if ((**argv<'0' || **argv>'9') && **argv!='-')
+			goto usage;
+		res = kill(pid = atoi(*argv), signo);
+		if (res<0) {
+			perror("kill");
+		}
+		argc--;
+		argv++;
+	}
+	return(errlev);
+}