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[Guile-commits] 02/08: Save and restore errno in the signal handler.
From: |
Mark H. Weaver |
Subject: |
[Guile-commits] 02/08: Save and restore errno in the signal handler. |
Date: |
Tue, 18 Jun 2019 02:08:19 -0400 (EDT) |
mhw pushed a commit to branch stable-2.2
in repository guile.
commit 03de93dd5fb895338551ee91f60ce6d4258e9318
Author: Mark H Weaver <address@hidden>
Date: Sat May 25 05:20:42 2019 -0400
Save and restore errno in the signal handler.
* libguile/scmsigs.c (take_signal): Save and restore errno.
---
libguile/scmsigs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libguile/scmsigs.c b/libguile/scmsigs.c
index 755e657..a870f56 100644
--- a/libguile/scmsigs.c
+++ b/libguile/scmsigs.c
@@ -129,12 +129,14 @@ static int signal_pipe[2];
static SIGRETTYPE
take_signal (int signum)
{
+ int old_errno = errno;
char sigbyte = signum;
full_write (signal_pipe[1], &sigbyte, 1);
#ifndef HAVE_SIGACTION
signal (signum, take_signal);
#endif
+ errno = old_errno;
}
struct signal_pipe_data
- [Guile-commits] branch stable-2.2 updated (420c263 -> 8150823), Mark H. Weaver, 2019/06/18
- [Guile-commits] 01/08: Improve overflow checks in bytevector, string, and I/O operations., Mark H. Weaver, 2019/06/18
- [Guile-commits] 03/08: Fix typo in tags.h comment., Mark H. Weaver, 2019/06/18
- [Guile-commits] 05/08: scm_to_stringn: Avoid passing NULL to c_strcasecmp., Mark H. Weaver, 2019/06/18
- [Guile-commits] 02/08: Save and restore errno in the signal handler.,
Mark H. Weaver <=
- [Guile-commits] 04/08: time.test: Use 'pass-if-equal' in more tests., Mark H. Weaver, 2019/06/18
- [Guile-commits] 07/08: open-pipe*: Improve performance of OPEN_BOTH mode., Mark H. Weaver, 2019/06/18
- [Guile-commits] 06/08: Add get-bytevector-some!., Mark H. Weaver, 2019/06/18
- [Guile-commits] 08/08: Make 'get-bytevector-some' and 'get-bytevector-some!' suspendable., Mark H. Weaver, 2019/06/18