author | Alan Coopersmith <Alan.Coopersmith@Oracle.COM> |
Mon, 31 Oct 2016 18:25:15 -0700 | |
changeset 7201 | bcc18175756d |
permissions | -rw-r--r-- |
7201
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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1 |
From 07e3172702817a57ef5b9546575c3d0a6378c0f4 Mon Sep 17 00:00:00 2001 |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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2 |
From: Alan Coopersmith <[email protected]> |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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3 |
Date: Tue, 29 Dec 2015 18:35:41 -0800 |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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4 |
Subject: [PATCH 11/19] vtswitch on exit |
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23245293 Move gdm to Userland and update to 3.18.2
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parents:
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5 |
|
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23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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6 |
Bug 15737566/SUNBT7082840 Disabling the gdm SMF service no longer returns |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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7 |
to the text console |
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23245293 Move gdm to Userland and update to 3.18.2
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parents:
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8 |
Original date:2011-08-29 owner:yippi type:bug bugster:7082840 |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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9 |
--- |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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10 |
daemon/main.c | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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11 |
1 file changed, 60 insertions(+) |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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parents:
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12 |
|
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
Alan Coopersmith <Alan.Coopersmith@Oracle.COM>
parents:
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13 |
diff --git a/daemon/main.c b/daemon/main.c |
bcc18175756d
23245293 Move gdm to Userland and update to 3.18.2
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14 |
index 65f34c8..f3329d0 100644 |
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parents:
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15 |
--- a/daemon/main.c |
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16 |
+++ b/daemon/main.c |
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17 |
@@ -33,6 +33,7 @@ |
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18 |
#include <sys/wait.h> |
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19 |
#include <locale.h> |
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20 |
#include <signal.h> |
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21 |
+#include <sys/vt.h> |
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|
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23 |
#include <glib.h> |
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24 |
#include <glib/gi18n.h> |
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25 |
@@ -255,12 +256,71 @@ gdm_daemon_lookup_user (uid_t *uidp, |
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26 |
} |
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27 |
|
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28 |
static gboolean |
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29 |
+ck_fd_is_a_console (int fd) |
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30 |
+{ |
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+#ifdef __linux__ |
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32 |
+ struct vt_stat vts; |
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23245293 Move gdm to Userland and update to 3.18.2
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33 |
+#elif defined(__FreeBSD__) |
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+ int vers; |
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35 |
+#endif |
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+ int kb_ok; |
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37 |
+ |
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38 |
+ errno = 0; |
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23245293 Move gdm to Userland and update to 3.18.2
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39 |
+#ifdef __linux__ |
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+ kb_ok = (ioctl (fd, VT_GETSTATE, &vts) == 0); |
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41 |
+#elif defined(__FreeBSD__) |
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+ kb_ok = (ioctl (fd, CONS_GETVERS, &vers) == 0); |
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+#else |
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+ kb_ok = 1; |
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+#endif |
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46 |
+ |
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+ return (isatty (fd) && kb_ok); |
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48 |
+} |
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49 |
+ |
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+static int |
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+open_a_console (const char *fnam) |
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+{ |
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+ int fd; |
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54 |
+ |
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+ fd = open (fnam, O_RDONLY | O_NOCTTY); |
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+ if (fd < 0 && errno == EACCES) |
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+ fd = open (fnam, O_WRONLY | O_NOCTTY); |
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+ |
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+ if (fd < 0) |
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+ return -1; |
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61 |
+ |
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+ if (! ck_fd_is_a_console (fd)) { |
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+ close (fd); |
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+ fd = -1; |
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65 |
+ } |
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66 |
+ |
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+ return fd; |
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68 |
+} |
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69 |
+ |
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+static gboolean |
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71 |
on_shutdown_signal_cb (gpointer user_data) |
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{ |
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73 |
GMainLoop *mainloop = user_data; |
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74 |
|
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75 |
g_main_loop_quit (mainloop); |
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76 |
|
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77 |
+ /* Switch to VT1 before going down. */ |
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+ int fd = open_a_console ("/dev/vt/active"); |
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+ if (fd < 0) { |
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+ fd = open_a_console ("/dev/vt/0"); |
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81 |
+ } |
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82 |
+ |
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83 |
+ if (fd >= 0) { |
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84 |
+ int res; |
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85 |
+ |
bcc18175756d
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86 |
+ res = ioctl (fd, VT_ACTIVATE, 1); |
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87 |
+ |
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88 |
+ if (res != 0) { |
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89 |
+ if (errno == ENOTSUP) { |
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+ g_debug ("VT_ACTIVATE not supported, cannot switch to VT1"); |
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91 |
+ } |
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92 |
+ } |
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93 |
+ } |
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94 |
return FALSE; |
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95 |
} |
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96 |
|
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97 |
-- |
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98 |
2.7.4 |
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99 |