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#include <iostream>
#include <string>
#include <signal.h>
#include <unistd.h>
#include <stdlib.h>
#include "in_synth_cli.h"
#include "util.h"
#include "communication.h"
#include "globals.h"
#include "load.h"
using namespace std;
#define PROMPT "> "
void signal_handler(int sig)
{
cout << endl << PROMPT << flush;
}
void do_request(int prg_no, bool susp)
{
pthread_mutex_lock(&suspend_request_mutex);
suspend_request.prog=prg_no;
suspend_request.suspend=susp;
suspend_request.done=false;
pthread_mutex_unlock(&suspend_request_mutex);
while (true)
{
usleep(100000);
pthread_mutex_lock(&suspend_request_mutex);
if (suspend_request.done)
{
pthread_mutex_unlock(&suspend_request_mutex);
break;
}
else
pthread_mutex_unlock(&suspend_request_mutex);
}
}
void lock_and_load_program(int prg_no, string file)
{
do_request(prg_no, true);
if (load_program(file,program_settings[prg_no]))
{
cout << "success" << endl;
programfile[prg_no]=file;
}
else
cout << "failed" << endl;
for (int i=0;i<N_CHANNELS;i++)
channel[i]->maybe_reload_program(prg_no);
do_request(prg_no, false);
}
void do_in_synth_cli()
{
string input;
string command;
string params;
int num;
if (signal(2,signal_handler)==SIG_ERR)
output_warning("WARNING: failed to set signal handler in the in-synth-cli. pressing enter will\n"
" kill the synth, so be careful. this is not fatal");
while (true)
{
cout << PROMPT << flush;
getline(cin,input);
input=trim_spaces(input);
command=trim_spaces(str_before(input,' ',input));
params=trim_spaces(str_after(input,' ',""));
if ((command=="exit") || (command=="quit"))
break;
else if (command=="reload")
{
if ((!isnum(params)) || (params==""))
cout << "error: expected program-number, found '"<<params<<"'"<<endl;
else
{
num=atoi(params.c_str());
lock_and_load_program(num, programfile[num]);
}
}
else if (command=="load")
{
string prgstr, file;
prgstr=trim_spaces(str_before(params,' ',params));
file=trim_spaces(str_after(params,' ',""));
if ((!isnum(prgstr)) || (prgstr==""))
cout << "error: expected program-number, found '"<<prgstr<<"'"<<endl;
else if (file=="")
cout << "error: expected program-file to load, found nothing"<<endl;
else
{
num=atoi(params.c_str());
lock_and_load_program(num, file);
programfile[num]=file;
}
}
else if (command!="")
{
cout << "error: unrecognized command '"<<command<<"'"<<endl;
}
}
}
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