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[PULL,v2,12/13] linux-user: support the KDSIGACCEPT ioctl

Message ID ca56f5b59622af0101f51b0f29459f749b6cbab0.1404041926.git.riku.voipio@linaro.org
State Accepted
Commit ca56f5b59622af0101f51b0f29459f749b6cbab0
Headers show

Commit Message

Riku Voipio June 29, 2014, 12:14 p.m. UTC 
From: Paul Burton <paul@archlinuxmips.org>

Add a definition of the KDSIGACCEPT ioctl & allow its use by target
programs.

Signed-off-by: Paul Burton <paul@archlinuxmips.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
---
 linux-user/ioctls.h       | 1 +
 linux-user/syscall.c      | 7 +++++++
 linux-user/syscall_defs.h | 1 +
 3 files changed, 9 insertions(+)
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Patch

diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 309fb21..f278d3e 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -64,6 +64,7 @@ 
      IOCTL(KDSKBLED, 0, TYPE_INT)
      IOCTL(KDGETLED, 0, TYPE_INT)
      IOCTL(KDSETLED, 0, TYPE_INT)
+     IOCTL_SPECIAL(KDSIGACCEPT, 0, do_ioctl_kdsigaccept, TYPE_INT)
 
      IOCTL(BLKROSET, IOC_W, MK_PTR(TYPE_INT))
      IOCTL(BLKROGET, IOC_R, MK_PTR(TYPE_INT))
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 8e2762b..5a272d3 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3689,6 +3689,13 @@  static abi_long do_ioctl_rt(const IOCTLEntry *ie, uint8_t *buf_temp,
     return ret;
 }
 
+static abi_long do_ioctl_kdsigaccept(const IOCTLEntry *ie, uint8_t *buf_temp,
+                                     int fd, abi_long cmd, abi_long arg)
+{
+    int sig = target_to_host_signal(arg);
+    return get_errno(ioctl(fd, ie->host_cmd, sig));
+}
+
 static IOCTLEntry ioctl_entries[] = {
 #define IOCTL(cmd, access, ...) \
     { TARGET_ ## cmd, cmd, #cmd, access, 0, {  __VA_ARGS__ } },
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index a1f1fce..4adfd3a 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -831,6 +831,7 @@  struct target_pollfd {
 #define TARGET_KDSKBLED        0x4B65	/* set led flags (not lights) */
 #define TARGET_KDGETLED        0x4B31	/* return current led state */
 #define TARGET_KDSETLED        0x4B32	/* set led state [lights, not flags] */
+#define TARGET_KDSIGACCEPT     0x4B4E
 
 #define TARGET_SIOCATMARK      0x8905