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#include <string>
#include <fstream>
#include <cstdlib>
#include <sys/types.h>
#include <dirent.h>
#include "util.h"
#include "globals.h"
#include "parser.h"
#include "note_loader.h"
using namespace std;
void add_dir(string directory, bool complain=true)
{
DIR *dir;
dir=opendir(directory.c_str());
if (dir)
{
string n, snum;
int num;
dirent *entry=NULL;
while ( (entry=readdir(dir)) != NULL )
{
n=entry->d_name;
if (fileext(n)=="prog")
{
snum=n.substr(0,3);
if (isnum(snum))
{
num=atoi(snum.c_str());
if ((num>=0) && (num<=127))
{
if (programfile[num]=="")
programfile[num]=n;
else
output_verbose ("NOTE: found two or more .prog files with same number. ignoring '"+n+"'");
}
else
{
output_note ("NOTE: found .prog file with invalid number, ignoring it... ('"+n+"')");
}
}
else
{
output_note ("NOTE: found .prog file which does not start with a number, ignoring it... ('"+n+"')");
}
}
}
closedir(dir);
}
else
{
if (complain)
output_warning("WARNING: could not open directory '"+directory+"'!\n"
" this is not fatal, ignoring and proceeding...");
}
}
void read_config(const char *cfg, bool complain=true)
{
char buf[2000];
ifstream f;
f.open(cfg);
if (f.good())
{
string line;
while (!f.eof())
{
f.getline(buf,sizeof(buf)/sizeof(*buf)-1);
line=buf;
line=trim_spaces(line);
if ((line!="") && (line[0]!='#')) //ignore comments and empty lines
{
if (line.substr(0,string("include ").length())=="include ")
{
add_dir(trim_spaces(line.substr(string("include ").length())));
}
else
{
string var,val;
var=trim_spaces(extract_var(line));
val=trim_spaces(extract_val(line));
if (isnum(var)) //programmzuweisung
{
int num=atoi(var.c_str());
if ((num>=0) && (num<=127))
{
if (programfile[num]=="")
programfile[num]=val;
else
output_verbose ("NOTE: program #"+IntToStr(num)+" has already been defined. ignoring it...");
}
else
{
output_warning("WARNING: number out of range (0..127) in program assignment. ignoring it...");
}
}
else
{
float valf=atof(val.c_str());
if (var=="frameskip")
{
#ifdef FRAMESKIP
if (valf<0)
output_warning("WARNING: invalid value for '"+var+"' ("+val+"). ignoring it...");
if (frameskip==-1)
frameskip=valf;
else
output_verbose("NOTE: ignoring value for frameskip, another setting overrides this.");
#else
output_warning("WARNING: while parsing conf: support for frameskipping isn't compiled in!");
#endif
}
else
{
if (valf<=0)
output_warning("WARNING: invalid value for '"+var+"' ("+val+"). ignoring it...");
if ((var=="snh_freq") || (var=="sample_and_hold_freq"))
{
if (snh_freq_hz==0)
snh_freq_hz=valf;
else
output_verbose("NOTE: ignoring value for sample_and_hold_freq, another setting overrides this.");
}
if (var=="lfo0_freq") //FINDLFO
{
if (lfo_freq_hz[0]==0)
lfo_freq_hz[0]=valf;
else
output_verbose("NOTE: ignoring value for "+var+", another setting overrides this.");
}
if (var=="lfo1_freq")
{
if (lfo_freq_hz[1]==0)
lfo_freq_hz[1]=valf;
else
output_verbose("NOTE: ignoring value for "+var+", another setting overrides this.");
}
if (var=="lfo2_freq")
{
if (lfo_freq_hz[2]==0)
lfo_freq_hz[2]=valf;
else
output_verbose("NOTE: ignoring value for "+var+", another setting overrides this.");
}
else if ((var=="cleanup-interval") || (var=="clean"))
{
if (cleanup_interval_sec==0)
cleanup_interval_sec=valf;
else
output_verbose("NOTE: ignoring value for cleanup-interval, another setting overrides this.");
}
else if ((var=="max_port") || (var=="max_port_time") || (var=="max_portamento_time"))
{
if (max_port_time_sec==0)
max_port_time_sec=valf;
else
output_verbose("NOTE: ignoring value for max-portamento-time, another setting overrides this.");
}
else if (var=="lfo_update_freq")
{
if (lfo_update_freq_hz==0)
lfo_update_freq_hz=valf;
else
output_verbose("NOTE: ignoring value for lfo_update_freq, another setting overrides this.");
}
else if (var=="filter_update_freq")
{
if (filter_update_freq_hz==0)
filter_update_freq_hz=valf;
else
output_verbose("NOTE: ignoring value for filter_update_freq, another setting overrides this.");
}
else if ((var=="envelope_update_freq") || (var=="env_update_freq"))
{
if (envelope_update_freq_hz==0)
envelope_update_freq_hz=valf;
else
output_verbose("NOTE: ignoring value for envelope_update_freq, another setting overrides this.");
}
else
output_warning("WARNING: unknown variable '"+var+"'. ignoring it...");
}
}
}
}
}
}
else
{
output_warning("WARNING: could not open config file '"+string(cfg)+"'.\nignoring this file...");
}
}
bool load_program(string file, program_t& prog)
{
if (file!="")
{
try
{
prog=parse(file);
// try to load the appropriate .so file
if (access( (file+".so").c_str(), R_OK ) == 0)
{
try
{
load_note_from_so(file+".so", prog);
output_verbose("NOTE: loaded shared object for program '"+file+"'");
}
catch (string err)
{
output_note("NOTE: could not load shared object '"+file+".so"+"':\n"
" "+err+"\n"
" this is not fatal, the note has been loaded properly, but generic\n"
" unoptimized (slow) code will be used.");
}
}
return true;
}
catch (string err)
{
output_warning("WARNING: error parsing '"+file+"': "+err+"\n"
" this is not fatal, but the program has NOT been loaded! defaulting to a\n"
" simple program and going on...");
prog=default_program;
return false;
}
}
else
{
prog=default_program;
return true;
}
}
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