OpenWrt – Blame information for rev 3

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1 office 1 From 56893a61aa4f0270fa8d1197b9848247f90fce0d Mon Sep 17 00:00:00 2001
2 From: Yousong Zhou <yszhou4tech@gmail.com>
3 Date: Fri, 24 Mar 2017 10:36:03 +0800
4 Subject: [PATCH] Fix invalid sigprocmask call
5  
6 The POSIX document says
7  
8 The pthread_sigmask() and sigprocmask() functions shall fail if:
9  
10 [EINVAL]
11 The value of the how argument is not equal to one of the defined values.
12  
13 and this is how musl-libc is currently doing. Fix the call to be safe
14 and correct
15  
16 [1] http://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_sigmask.html
17  
18 gdb/ChangeLog:
19 2017-03-24 Yousong Zhou <yszhou4tech@gmail.com>
20  
21 * common/signals-state-save-restore.c (save_original_signals_state):
22 Fix invalid sigprocmask call.
23 ---
24 gdb/ChangeLog | 5 +++++
25 gdb/common/signals-state-save-restore.c | 2 +-
26 2 files changed, 6 insertions(+), 1 deletion(-)
27  
28 --- a/gdb/common/signals-state-save-restore.c
29 +++ b/gdb/common/signals-state-save-restore.c
3 office 30 @@ -41,7 +41,7 @@ save_original_signals_state (void)
1 office 31 int i;
32 int res;
33  
34 - res = sigprocmask (0, NULL, &original_signal_mask);
35 + res = sigprocmask (SIG_BLOCK, NULL, &original_signal_mask);
36 if (res == -1)
37 perror_with_name (("sigprocmask"));
38