1 files changed, 37 insertions, 1 deletions

diff --git a/sshconnect.c b/sshconnect.c
index 2245a8af6..64ffec240 100644
--- a/sshconnect.c
+++ b/sshconnect.c
@@ -13,7 +13,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: sshconnect.c,v 1.170 2005/10/30 08:52:18 djm Exp $");
+RCSID("$OpenBSD: sshconnect.c,v 1.171 2005/12/06 22:38:27 reyk Exp $");
 
 #include <openssl/bn.h>
 
@@ -1034,3 +1034,39 @@ warn_changed_key(Key *host_key)
 
         xfree(fp);
 }
+
+/*
+ * Execute a local command
+ */
+int
+ssh_local_cmd(const char *args)
+{
+        char *shell;
+        pid_t pid;
+        int status;
+
+        if (!options.permit_local_command ||
+            args == NULL || !*args)
+                return (1);
+
+        if ((shell = getenv("SHELL")) == NULL)
+                shell = _PATH_BSHELL;
+
+        pid = fork();
+        if (pid == 0) {
+                debug3("Executing %s -c \"%s\"", shell, args);
+                execl(shell, shell, "-c", args, (char *)NULL);
+                error("Couldn't execute %s -c \"%s\": %s",
+                    shell, args, strerror(errno));
+                _exit(1);
+        } else if (pid == -1)
+                fatal("fork failed: %.100s", strerror(errno));
+        while (waitpid(pid, &status, 0) == -1)
+                if (errno != EINTR)
+                        fatal("Couldn't wait for child: %s", strerror(errno));
+
+        if (!WIFEXITED(status))
+                return (1);
+
+        return (WEXITSTATUS(status));
+}