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* [newlib-cygwin] Cygwin: dsp: Fix a problem that fcntl() does not take effect.
@ 2023-01-19 13:54 Takashi Yano
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From: Takashi Yano @ 2023-01-19 13:54 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=9522166db1d2a8c551652d7f17ab3ff692cc4d19
commit 9522166db1d2a8c551652d7f17ab3ff692cc4d19
Author: Takashi Yano <takashi.yano@nifty.ne.jp>
Date: Thu Jan 19 22:02:47 2023 +0900
Cygwin: dsp: Fix a problem that fcntl() does not take effect.
Previously, fhandler_dev_dsp (OSS) has a problem that fcntl() does
not take effect at all. This patch fixes the issue.
Signed-off-by: Takashi Yano <takashi.yano@nifty.ne.jp>
Reviewed-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/fhandler/dsp.cc | 12 ++++++++++++
winsup/cygwin/local_includes/fhandler.h | 2 ++
2 files changed, 14 insertions(+)
diff --git a/winsup/cygwin/fhandler/dsp.cc b/winsup/cygwin/fhandler/dsp.cc
index c37bedea5..8798cf876 100644
--- a/winsup/cygwin/fhandler/dsp.cc
+++ b/winsup/cygwin/fhandler/dsp.cc
@@ -1038,6 +1038,12 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *buf)
return base ()->_ioctl (cmd, buf);
}
+int
+fhandler_dev_dsp::fcntl (int cmd, intptr_t arg)
+{
+ return base ()->_fcntl (cmd, arg);
+}
+
void
fhandler_dev_dsp::fixup_after_fork (HANDLE parent)
{
@@ -1417,6 +1423,12 @@ fhandler_dev_dsp::_ioctl (unsigned int cmd, void *buf)
}
}
+int
+fhandler_dev_dsp::_fcntl (int cmd, intptr_t arg)
+{
+ return fhandler_base::fcntl(cmd, arg);
+}
+
void
fhandler_dev_dsp::_fixup_after_fork (HANDLE parent)
{ // called from new child process
diff --git a/winsup/cygwin/local_includes/fhandler.h b/winsup/cygwin/local_includes/fhandler.h
index 8406dff64..113e40293 100644
--- a/winsup/cygwin/local_includes/fhandler.h
+++ b/winsup/cygwin/local_includes/fhandler.h
@@ -2770,6 +2770,7 @@ class fhandler_dev_dsp: public fhandler_base
ssize_t write (const void *, size_t);
void read (void *, size_t&);
int ioctl (unsigned int, void *);
+ int fcntl (int cmd, intptr_t);
int close ();
void fixup_after_fork (HANDLE);
void fixup_after_exec ();
@@ -2778,6 +2779,7 @@ class fhandler_dev_dsp: public fhandler_base
ssize_t _write (const void *, size_t);
void _read (void *, size_t&);
int _ioctl (unsigned int, void *);
+ int _fcntl (int cmd, intptr_t);
void _fixup_after_fork (HANDLE);
void _fixup_after_exec ();
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