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signal improvements to sessvc

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This commit is contained in:
jsorg71 2009-05-29 02:05:22 +00:00
parent 48e06d5267
commit 2f27bcef10
1 changed files with 34 additions and 1 deletions
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35
sesman/sessvc/sessvc.c
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@ -32,6 +32,23 @@
#include "os_calls.h"
#include "arch.h"
static int g_term = 0;
/*****************************************************************************/
void DEFAULT_CC
term_signal_handler(int sig)
{
g_writeln("xrdp-sessvc: term_signal_handler: got signal %d", sig);
g_term = 1;
}
/*****************************************************************************/
void DEFAULT_CC
nil_signal_handler(int sig)
{
g_writeln("xrdp-sessvc: nil_signal_handler: got signal %d", sig);
}
/******************************************************************************/
int DEFAULT_CC
main(int argc, char** argv)
@ -40,6 +57,7 @@ main(int argc, char** argv)
int chansrv_pid;
int wm_pid;
int x_pid;
int lerror;
char exe_path[262];
if (argc < 3)
@ -47,6 +65,10 @@ main(int argc, char** argv)
g_writeln("xrdp-sessvc: exiting, not enough params");
return 1;
}
g_signal_kill(term_signal_handler); /* SIGKILL */
g_signal_terminate(term_signal_handler); /* SIGTERM */
g_signal_user_interrupt(term_signal_handler); /* SIGINT */
g_signal_pipe(nil_signal_handler); /* SIGPIPE */
x_pid = g_atoi(argv[1]);
wm_pid = g_atoi(argv[2]);
g_writeln("xrdp-sessvc: waiting for X (pid %d) and WM (pid %d)",
@ -60,18 +82,29 @@ main(int argc, char** argv)
}
else if (chansrv_pid == 0) /* child */
{
g_set_current_dir(XRDP_SBIN_PATH);
g_snprintf(exe_path, 261, "%s/xrdp-chansrv", XRDP_SBIN_PATH);
g_execvp(exe_path, 0);
/* should not get here */
g_writeln("xrdp-sessvc: g_execvp failed");
return 1;
}
lerror = 0;
/* wait for window manager to get done */
ret = g_waitpid(wm_pid);
while ((ret == 0) && !g_term)
{
ret = g_waitpid(wm_pid);
}
if (ret < 0)
{
lerror = g_get_errno();
}
/* kill X server */
g_sigterm(x_pid);
/* kill channel server */
g_sigterm(chansrv_pid);
g_writeln("xrdp-sessvc: WM is dead (waitpid said %d, errno is %d) "
"exiting...", ret, g_get_errno());
"exiting...", ret, lerror);
return 0;
}