/usr/include/mariadb/thr_alarm.h is in libmariadb-client-lgpl-dev 2.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
/* Prototypes when using thr_alarm library functions */
#ifndef _thr_alarm_h
#define _thr_alarm_h
#ifdef __cplusplus
extern "C" {
#endif
#ifndef USE_ALARM_THREAD
#define USE_ONE_SIGNAL_HAND /* One must call process_alarm */
#endif
#ifdef HAVE_LINUXTHREADS
#define THR_CLIENT_ALARM SIGALRM
#else
#define THR_CLIENT_ALARM SIGUSR1
#endif
#ifdef HAVE_rts_threads
#undef USE_ONE_SIGNAL_HAND
#define USE_ALARM_THREAD
#define THR_SERVER_ALARM SIGUSR1
#else
#define THR_SERVER_ALARM SIGALRM
#endif
#if defined(DONT_USE_THR_ALARM)
#define USE_ALARM_THREAD
#undef USE_ONE_SIGNAL_HAND
typedef struct st_thr_alarm_entry
{
uint crono;
} thr_alarm_entry;
#define thr_alarm_init(A) (A)->crono=0
#define thr_alarm_in_use(A) (A)->crono
#define init_thr_alarm(A)
#define thr_alarm_kill(A)
#define end_thr_alarm()
#define thr_alarm(A,B) (((A)->crono=1)-1)
#define thr_got_alarm(A) (A)->crono
#define thr_end_alarm(A)
#else
#if defined(_WIN32)
typedef struct st_thr_alarm_entry
{
rf_SetTimer crono;
} thr_alarm_entry;
#elif defined(__EMX__) || defined(OS2)
typedef struct st_thr_alarm_entry
{
uint crono;
uint event;
} thr_alarm_entry;
#else /* System with posix threads */
typedef int thr_alarm_entry;
#define thr_got_alarm(thr_alarm) (**(thr_alarm))
#endif /* _WIN32 */
typedef thr_alarm_entry* thr_alarm_t;
typedef struct st_alarm {
ulong expire_time;
thr_alarm_entry alarmed; /* set when alarm is due */
pthread_t thread;
my_bool malloced;
} ALARM;
#define thr_alarm_init(A) (*(A))=0
#define thr_alarm_in_use(A) (*(A)!= 0)
void init_thr_alarm(uint max_alarm);
bool thr_alarm(thr_alarm_t *alarmed, uint sec, ALARM *buff);
void thr_alarm_kill(pthread_t thread_id);
void thr_end_alarm(thr_alarm_t *alarmed);
void end_thr_alarm(void);
sig_handler process_alarm(int);
#ifndef thr_got_alarm
bool thr_got_alarm(thr_alarm_t *alrm);
#endif
#endif /* DONT_USE_THR_ALARM */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _thr_alarm_h */
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