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declare variables set from signal handlers as volatile

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Make sure variables set from signal handlers are not cached in
registers.
This commit is contained in:
Miroslav Lichvar 2021-03-17 09:21:42 +01:00
parent 4e7690ebec
commit 3812ec2aa2
2 changed files with 3 additions and 2 deletions
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2
client.c
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@ -61,7 +61,7 @@ static ARR_Instance server_addresses;
static int sock_fd = -1; static int sock_fd = -1;
static int quit = 0; static volatile int quit = 0;
static int on_terminal = 0; static int on_terminal = 0;

3
sched.c
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@ -111,7 +111,8 @@ static struct timespec last_class_dispatch[SCH_NumberOfClasses];
/* ================================================== */ /* ================================================== */
static int need_to_exit; /* Flag terminating the main loop, which can be set from a signal handler */
static volatile int need_to_exit;
/* ================================================== */ /* ================================================== */