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Shell command from -c doesn't have to be global, pass it as an argument.

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This commit is contained in:
nicm
2015-11-24 23:22:51 +00:00
parent dca93c56e0
commit 3ff46b2e43
3 changed files with 20 additions and 20 deletions
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26
client.c
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@ -53,7 +53,7 @@ enum msgtype client_exittype;
const char *client_exitsession;
int client_attached;
__dead void client_exec(const char *);
__dead void client_exec(const char *,const char *);
int client_get_lock(char *);
int client_connect(struct event_base *, const char *, int);
void client_send_identify(const char *, const char *);
@ -62,7 +62,7 @@ void client_write(int, const char *, size_t);
void client_signal(int);
void client_dispatch(struct imsg *, void *);
void client_dispatch_attached(struct imsg *);
void client_dispatch_wait(struct imsg *);
void client_dispatch_wait(struct imsg *, const char *);
const char *client_exit_message(void);
/*
@ -213,7 +213,8 @@ client_exit_message(void)
/* Client main loop. */
int
client_main(struct event_base *base, int argc, char **argv, int flags)
client_main(struct event_base *base, int argc, char **argv, int flags,
const char *shellcmd)
{
struct cmd *cmd;
struct cmd_list *cmdlist;
@ -234,7 +235,7 @@ client_main(struct event_base *base, int argc, char **argv, int flags)
/* Set up the initial command. */
cmdflags = 0;
if (shell_cmd != NULL) {
if (shellcmd != NULL) {
msg = MSG_SHELL;
cmdflags = CMD_STARTSERVER;
} else if (argc == 0) {
@ -276,7 +277,8 @@ client_main(struct event_base *base, int argc, char **argv, int flags)
}
return (1);
}
client_peer = proc_add_peer(client_proc, fd, client_dispatch, NULL);
client_peer = proc_add_peer(client_proc, fd, client_dispatch,
(void *)shellcmd);
/* Save these before pledge(). */
if ((cwd = getcwd(path, sizeof path)) == NULL) {
@ -450,12 +452,12 @@ client_write(int fd, const char *data, size_t size)
/* Run command in shell; used for -c. */
__dead void
client_exec(const char *shell)
client_exec(const char *shell, const char *shellcmd)
{
const char *name, *ptr;
char *argv0;
log_debug("shell %s, command %s", shell, shell_cmd);
log_debug("shell %s, command %s", shell, shellcmd);
ptr = strrchr(shell, '/');
if (ptr != NULL && *(ptr + 1) != '\0')
@ -473,7 +475,7 @@ client_exec(const char *shell)
setblocking(STDERR_FILENO, 1);
closefrom(STDERR_FILENO + 1);
execl(shell, argv0, "-c", shell_cmd, (char *) NULL);
execl(shell, argv0, "-c", shellcmd, (char *) NULL);
fatal("execl failed");
}
@ -519,7 +521,7 @@ client_signal(int sig)
/* Callback for client read events. */
void
client_dispatch(struct imsg *imsg, __unused void *arg)
client_dispatch(struct imsg *imsg, void *arg)
{
if (imsg == NULL) {
client_exitreason = CLIENT_EXIT_LOST_SERVER;
@ -531,12 +533,12 @@ client_dispatch(struct imsg *imsg, __unused void *arg)
if (client_attached)
client_dispatch_attached(imsg);
else
client_dispatch_wait(imsg);
client_dispatch_wait(imsg, arg);
}
/* Dispatch imsgs when in wait state (before MSG_READY). */
void
client_dispatch_wait(struct imsg *imsg)
client_dispatch_wait(struct imsg *imsg, const char *shellcmd)
{
char *data;
ssize_t datalen;
@ -616,7 +618,7 @@ client_dispatch_wait(struct imsg *imsg)
fatalx("bad MSG_SHELL string");
clear_signals(0);
client_exec(data);
client_exec(data, shellcmd);
/* NOTREACHED */
case MSG_DETACH:
case MSG_DETACHKILL: