===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/sftp.c,v
retrieving revision 1.34
retrieving revision 1.34.2.1
diff -u -r1.34 -r1.34.2.1
--- src/usr.bin/ssh/sftp.c	2003/01/10 08:19:07	1.34
+++ src/usr.bin/ssh/sftp.c	2003/09/16 20:50:43	1.34.2.1
@@ -24,10 +24,8 @@
 
 #include "includes.h"
 
-RCSID("$OpenBSD: sftp.c,v 1.34 2003/01/10 08:19:07 fgsch Exp $");
+RCSID("$OpenBSD: sftp.c,v 1.34.2.1 2003/09/16 20:50:43 brad Exp $");
 
-/* XXX: short-form remote directory listings (like 'ls -C') */
-
 #include "buffer.h"
 #include "xmalloc.h"
 #include "log.h"
@@ -42,12 +40,22 @@
 FILE* infile;
 size_t copy_buffer_len = 32768;
 size_t num_requests = 16;
+static pid_t sshpid = -1;
 
 extern int showprogress;
 
 static void
-connect_to_server(char *path, char **args, int *in, int *out, pid_t *sshpid)
+killchild(int signo)
 {
+	if (sshpid > 1)
+		kill(sshpid, signo);
+
+	_exit(1);
+}
+
+static void
+connect_to_server(char *path, char **args, int *in, int *out)
+{
 	int c_in, c_out;
 
 #ifdef USE_PIPES
@@ -68,9 +76,9 @@
 	c_in = c_out = inout[1];
 #endif /* USE_PIPES */
 
-	if ((*sshpid = fork()) == -1)
+	if ((sshpid = fork()) == -1)
 		fatal("fork: %s", strerror(errno));
-	else if (*sshpid == 0) {
+	else if (sshpid == 0) {
 		if ((dup2(c_in, STDIN_FILENO) == -1) ||
 		    (dup2(c_out, STDOUT_FILENO) == -1)) {
 			fprintf(stderr, "dup2: %s\n", strerror(errno));
@@ -85,6 +93,9 @@
 		exit(1);
 	}
 
+	signal(SIGTERM, killchild);
+	signal(SIGINT, killchild);
+	signal(SIGHUP, killchild);
 	close(c_in);
 	close(c_out);
 }
@@ -95,8 +106,9 @@
 	extern char *__progname;
 
 	fprintf(stderr,
-	    "usage: %s [-vC1] [-b batchfile] [-o option] [-s subsystem|path] [-B buffer_size]\n"
-	    "            [-F config] [-P direct server path] [-S program]\n"
+	    "usage: %s [-vC1] [-b batchfile] [-o ssh_option] [-s subsystem | sftp_server]\n"
+	    "            [-B buffer_size] [-F ssh_config] [-P sftp_server path]\n"
+	    "            [-R num_requests] [-S program]\n"
 	    "            [user@]host[:file [file]]\n", __progname);
 	exit(1);
 }
@@ -105,7 +117,6 @@
 main(int argc, char **argv)
 {
 	int in, out, ch, err;
-	pid_t sshpid;
 	char *host, *userhost, *cp, *file2;
 	int debug_level = 0, sshver = 2;
 	char *file1 = NULL, *sftp_server = NULL;
@@ -222,15 +233,13 @@
 		args.list[0] = ssh_program;
 
 		fprintf(stderr, "Connecting to %s...\n", host);
-		connect_to_server(ssh_program, args.list, &in, &out,
-		    &sshpid);
+		connect_to_server(ssh_program, args.list, &in, &out);
 	} else {
 		args.list = NULL;
 		addargs(&args, "sftp-server");
 
 		fprintf(stderr, "Attaching to %s...\n", sftp_direct);
-		connect_to_server(sftp_direct, args.list, &in, &out,
-		    &sshpid);
+		connect_to_server(sftp_direct, args.list, &in, &out);
 	}
 
 	err = interactive_loop(in, out, file1, file2);