Update tdehw-based media manager for new mount API
Allow active VT to be queried from tdm Only display media notification messages on active VT Hide logout action buttons if logout process unstallspull/2/head
Timothy Pearson
12 years ago
parent
3a84ecae5d
commit
960cc8392d
@ -0,0 +1,75 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include <linux/kd.h>
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#include "getfd.h"
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/*
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* getfd.c
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*
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* Get an fd for use with kbd/console ioctls.
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* We try several things because opening /dev/console will fail
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* if someone else used X (which does a chown on /dev/console).
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*/
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static int
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is_a_console(int fd) {
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char arg;
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arg = 0;
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return (ioctl(fd, KDGKBTYPE, &arg) == 0
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&& ((arg == KB_101) || (arg == KB_84)));
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}
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static int
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open_a_console(const char *fnam) {
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int fd;
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/*
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* For ioctl purposes we only need some fd and permissions
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* do not matter. But setfont:activatemap() does a write.
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*/
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fd = open(fnam, O_RDWR);
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if (fd < 0 && errno == EACCES)
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fd = open(fnam, O_WRONLY);
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if (fd < 0 && errno == EACCES)
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fd = open(fnam, O_RDONLY);
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if (fd < 0)
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return -1;
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if (!is_a_console(fd)) {
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close(fd);
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return -1;
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}
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return fd;
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}
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int getfd() {
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int fd;
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fd = open_a_console("/dev/tty");
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if (fd >= 0)
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return fd;
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fd = open_a_console("/dev/tty0");
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if (fd >= 0)
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return fd;
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fd = open_a_console("/dev/vc/0");
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if (fd >= 0)
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return fd;
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fd = open_a_console("/dev/console");
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if (fd >= 0)
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return fd;
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for (fd = 0; fd < 3; fd++)
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if (is_a_console(fd))
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return fd;
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// "Couldnt get a file descriptor referring to the console
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return -1;
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}
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@ -0,0 +1 @@
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extern int getfd();
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