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* [glibc] hurd fcntl: Make LOCKED macro more robust
@ 2023-01-02 10:36 Samuel Thibault
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From: Samuel Thibault @ 2023-01-02 10:36 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=e1a467d330d2dd4ab83adcadeba75961952ec826
commit e1a467d330d2dd4ab83adcadeba75961952ec826
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Mon Jan 2 01:54:18 2023 +0100
hurd fcntl: Make LOCKED macro more robust
Diff:
---
sysdeps/mach/hurd/fcntl.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/sysdeps/mach/hurd/fcntl.c b/sysdeps/mach/hurd/fcntl.c
index ea35e9b977..48608493a1 100644
--- a/sysdeps/mach/hurd/fcntl.c
+++ b/sysdeps/mach/hurd/fcntl.c
@@ -109,7 +109,7 @@ __libc_fcntl (int fd, int cmd, ...)
/* Set RESULT by evaluating EXPR with the descriptor locked.
Check for an empty descriptor and return EBADF. */
-#define LOCKED(expr) \
+#define LOCKED(expr) do { \
HURD_CRITICAL_BEGIN; \
__spin_lock (&d->port.lock); \
if (d->port.port == MACH_PORT_NULL) \
@@ -117,7 +117,8 @@ __libc_fcntl (int fd, int cmd, ...)
else \
result = (expr); \
__spin_unlock (&d->port.lock); \
- HURD_CRITICAL_END;
+ HURD_CRITICAL_END; \
+} while(0)
case F_GETFD: /* Get descriptor flags. */
LOCKED (d->flags);
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2023-01-02 10:36 [glibc] hurd fcntl: Make LOCKED macro more robust Samuel Thibault
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