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When we try to open a tty, check that it is an actual & valid tty 

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2013-12-09 11:30:53 +00:00
parent 27a61cd4d0
commit 2d7a7da291
1 changed files with 16 additions and 1 deletions
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17
src/bin/ecore_drm/ecore_drm_launch.c
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@ -9,9 +9,11 @@
#include <limits.h>
#include <fcntl.h>
#include <errno.h>
#include <linux/major.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/signalfd.h>
#include <sys/stat.h>
#include <poll.h>
#include <Eina.h>
@ -92,15 +94,28 @@ _open_tty(const char *file)
{
int fd = -1;
int ret = ECORE_DRM_OP_SUCCESS;
struct stat st;
fprintf(stderr, "Open Tty: %s\n", file);
if ((fd = open(file, (O_RDWR | O_CLOEXEC))) < 0)
if (!strncmp(file, "/dev/tty0", 9))
fd = dup(0);
else if ((fd = open(file, (O_RDWR | O_CLOEXEC))) < 0)
{
fprintf(stderr, "\tFailed to open: %m\n");
ret = ECORE_DRM_OP_FAILURE;
}
if ((fstat(fd, &st) < 0) ||
(major(st.st_rdev) != TTY_MAJOR) ||
(minor(st.st_rdev) == 0))
{
fprintf(stderr, "\t%s not a tty\n", file);
ret = ECORE_DRM_OP_FAILURE;
close(fd);
fd = -1;
}
_send_msg(ECORE_DRM_OP_TTY_OPEN, fd, &ret, sizeof(int));
return ret;