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Modem is now threaded properly, I think.

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This commit is contained in:
dcp1990 2005-06-13 03:40:36 +00:00
parent 0f2ffadd48
commit a0fd36072c
2 changed files with 30 additions and 5 deletions
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33
phoned/modem.c
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@ -56,8 +56,23 @@ short doing_cid = 0;
extern struct conf cf;
pthread_t modemth;
pthread_mutex_t modemmx = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_t mpipemx = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_t buffermx = PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t mpcond = PTHREAD_COND_INITIALIZER;
int modempipes[2];
extern pthread_mutex_t cfmx;
void give_me_modem(str)
char* str;
{
pthread_mutex_lock(&mpipemx);
write(modempipes[1], "G", 1);
pthread_mutex_unlock(&mpipemx);
pthread_mutex_lock(&modemmx);
fputs(str, modem);
fflush(modem);
pthread_cond_signal(&mpcond);
pthread_mutex_unlock(&modemmx);
}
void stmod(const char* str)
{
pthread_mutex_lock(&modemmx);
@ -183,20 +198,24 @@ void *modem_io(k)
{
fd_set fds;
struct timeval tv;
char cbuf[1];
char cbuf[2];
short dotm = 0;
k = 0;
*cbuf = '\0'; cbuf[1] = '\0';
pthread_mutex_lock(&mpipemx);
pipe(modempipes);
pthread_mutex_unlock(&mpipemx);
pthread_mutex_lock(&modemmx);
for(;;) {
pthread_mutex_lock(&cfmx);
dotm = cf.modem_tm;
/* dotm = cf.modem_tm; */
pthread_mutex_unlock(&cfmx);
FD_ZERO(&fds);
FD_SET(modemfd, &fds);
tv.tv_sec = 2; /* tunable */
tv.tv_usec = 0;
switch(select(modemfd + 1, &fds, NULL, NULL, dotm ? &tv : NULL)) {
FD_SET(modempipes[0], &fds);
/* tv.tv_sec = 2; tunable */
/* tv.tv_usec = 0; */
switch(select(modempipes[0] + 1, &fds, NULL, NULL, /* dotm ? &tv :*/ NULL)) {
case -1:
lprintf(error, "select on modem: %s", strerror(errno));
pthread_mutex_unlock(&modemmx);
@ -214,6 +233,10 @@ void *modem_io(k)
modem_hread(cbuf);
*cbuf = '\0';
}
if(FD_ISSET(modempipes[0], &fds) != 0) {
read(modempipes[0], cbuf, 1);
pthread_cond_wait(&mpcond, &modemmx);
}
}
}
}

2
phoned/socket.c
View File

@ -74,6 +74,8 @@ void *handclient(k)
lprintf(info, "nam=%s;month=%d\n", rc->name, rc->month);
cid_notify(rc);
cid_log(rc);
} else if(strcmp(buffer, "gmm") == 0) {
give_me_modem("AT\r\n");
}
close(sk);
pthread_exit(NULL);