ARC: MWDT: LIB: implement _istty hook
Implement _istty hook as it is required for proper setup of STDIN/STDOUT/STDERR buffering. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Signed-off-by: Evgeniy Paltsev <PaltsevEvgeniy@gmail.com>
This commit is contained in:
parent
cfed6428f4
commit
b84a0fe9c3
1 changed files with 14 additions and 0 deletions
|
@ -10,6 +10,7 @@
|
||||||
#include <syscall_handler.h>
|
#include <syscall_handler.h>
|
||||||
#include <string.h>
|
#include <string.h>
|
||||||
#include <sys/errno_private.h>
|
#include <sys/errno_private.h>
|
||||||
|
#include <unistd.h>
|
||||||
#include <errno.h>
|
#include <errno.h>
|
||||||
|
|
||||||
static int _stdout_hook_default(int c)
|
static int _stdout_hook_default(int c)
|
||||||
|
@ -58,6 +59,19 @@ int _write(int fd, const char *buf, unsigned int nbytes)
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
/*
|
||||||
|
* It's require to implement _isatty to have STDIN/STDOUT/STDERR buffered
|
||||||
|
* properly.
|
||||||
|
*/
|
||||||
|
int _isatty(int file)
|
||||||
|
{
|
||||||
|
if (file == STDIN_FILENO || file == STDOUT_FILENO || file == STDERR_FILENO) {
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
int *___errno(void)
|
int *___errno(void)
|
||||||
{
|
{
|
||||||
return z_errno();
|
return z_errno();
|
||||||
|
|
Loading…
Add table
Add a link
Reference in a new issue