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authorYAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>2010-04-10 19:31:01 +0900
committerYAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>2010-04-10 19:31:01 +0900
commit658b9b9347fdb9cdf5763990c22e63a0d617c40e (patch)
tree992a5050647746460b8034641187140915faa0a4
parent0a23b2c3033d8eae52e0861aa5d3a66b628a99b5 (diff)
downloademacs-658b9b9347fdb9cdf5763990c22e63a0d617c40e.tar.gz
Use openpty for allocating pty on Darwin. Fix Bug#726 and Bug#5819.
* s/darwin.h (PTY_ITERATION, PTY_NAME_SPRINTF, PTY_TTY_NAME_SPRINTF) (PTY_OPEN): New defines. Use openpty (Bug#726, Bug#5819).
-rw-r--r--src/ChangeLog5
-rw-r--r--src/s/darwin.h18
2 files changed, 23 insertions, 0 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index b8b04b129ea..b68c58219ec 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2010-04-10 YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
+
+ * s/darwin.h (PTY_ITERATION, PTY_NAME_SPRINTF, PTY_TTY_NAME_SPRINTF)
+ (PTY_OPEN): New defines. Use openpty (Bug#726, Bug#5819).
+
2010-04-08 YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
* frame.h (FRAME_LINE_TO_PIXEL_Y): Add missing parenthesis.
diff --git a/src/s/darwin.h b/src/s/darwin.h
index b9062ec8000..ab7c0717287 100644
--- a/src/s/darwin.h
+++ b/src/s/darwin.h
@@ -90,6 +90,24 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
*/
#define HAVE_PTYS
+/* Run only once. We need a `for'-loop because the code uses
+ `continue'. */
+#define PTY_ITERATION for (i = 0; i < 1; i++)
+#define PTY_NAME_SPRINTF /* none */
+#define PTY_TTY_NAME_SPRINTF /* none */
+/* Note that openpty may fork via grantpt on Mac OS X 10.4/Darwin 8.
+ But we don't have to block SIGCHLD because it is blocked in the
+ implementation of grantpt. */
+#define PTY_OPEN \
+ do \
+ { \
+ int slave; \
+ if (openpty (&fd, &slave, pty_name, NULL, NULL) == -1) \
+ fd = -1; \
+ else \
+ emacs_close (slave); \
+ } \
+ while (0)
/**
* PTYs only work correctly on Darwin 7 or higher. So make the