@@ -1,5 +1,8 @@
2017-11-07 Luke Shumaker <lukeshu@parabola.nu>
+ * sysdeps/unix/sysv/linux/ttyname.h (is_pty): Change return type from
+ int to bool.
+
* sysdeps/unix/sysv/linux/ttyname.h (is_pty): Update doc reference.
* manual/terminal.texi (Is It a Terminal):
@@ -16,6 +16,7 @@
not, see <http://www.gnu.org/licenses/>. */
#include <unistd.h>
+#include <stdbool.h>
#include <sys/sysmacros.h>
#include <sys/types.h>
#include <sys/stat.h>
@@ -23,7 +24,7 @@
/* Return true if this is a UNIX98 pty device, as defined in
linux/Documentation/devices.txt (on linux < 4.10) or
linux/Documentation/admin-guide/devices.txt (on linux >= 4.10). */
-static inline int
+static inline bool
is_pty (struct stat64 *sb)
{
#ifdef _STATBUF_ST_RDEV
From: Luke Shumaker <lukeshu@parabola.nu> is_pty returning a bool is fine since there's no possible outcome other than true or false, and bool is used throughout the codebase. v2: - Introduce as part of another commit v3: - Split into a separate commit v7: - Include <stdbool.h> --- ChangeLog | 3 +++ sysdeps/unix/sysv/linux/ttyname.h | 3 ++- 2 files changed, 5 insertions(+), 1 deletion(-)