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#include <stdio.h> /* for printf */
#include <stdlib.h> /* for exit */
#include <getopt.h>
#include <string>
#include <vector>
#include <iostream>
#include <iterator>
#include <algorithm>
#include "file_manip.h"
using std::cout;
using std::endl;
using std::string;
using std::vector;
using std::ostream_iterator;
int opt_help = 0;
int opt_verbose = 0;
int opt_keep = 0;
int opt_debug = 0;
int opt_lib = 0;
int opt_txt = 0;
int opt_w = 0;
int opt_Werror = 0;
int opt_builtin = 0;
string cl_options;
string cl_incdef;
string opts_other;
vector<string> files_clc;
vector<string> files_c;
string files_other;
/******************************************************************************
* void print_options()
******************************************************************************/
void print_options()
{
cout << endl;
if (opt_keep) printf ("Option keep : on\n");
if (opt_debug) printf ("Option debug : on\n");
if (opt_lib) printf ("Option lib : on\n");
if (opt_txt) printf ("Option txt : on\n");
if (opt_w) printf ("Option w : on\n");
if (opt_Werror) printf ("Option Werror : on\n");
//if (opt_builtin) printf ("Option builtin: on\n");
cout << endl;
cout << "CL C Options : " << cl_options << endl;
cout << "Incls/Defines : " << cl_incdef << endl;
cout << "CL C file : " << files_clc[0] << endl;
cout << "Link Files : " << files_other << endl;
cout << endl;
cout << "Ignored Opts : " << opts_other << endl;
cout << "Ignored Files : ";
if (files_clc.size() > 1)
copy(files_clc.begin()+1, files_clc.end(), ostream_iterator<string>(cout, " "));
copy(files_c.begin(), files_c.end(), ostream_iterator<string>(cout, " "));
cout << endl << endl;
}
/******************************************************************************
* void print_help()
******************************************************************************/
void print_help()
{
cout << endl;
cout << "Usage: clocl [options] <OpenCL C file> [<link files>]" << endl;
cout << endl;
cout << "Options passed to clocl are either options to control" << endl;
cout << "clocl behavior or they are documented OpenCL 1.1 build" << endl;
cout << "options." << endl;
cout << endl;
cout << "The clocl behavior options are: " << endl;
cout << " -h, --help : Print this help screen" << endl;
cout << " -v, --verbose : Print verbose messages" << endl;
cout << " -k, --keep : Do not delete temp compilation files" << endl;
cout << " -g, --debug : Generate debug symbols" << endl;
cout << " -t, --txt : Generate object in header form" << endl;
cout << " -l, --lib : Do not link. Stop after compilation." << endl;
cout << endl;
cout << "The OpenCL 1.1 build options. Refer to 1.1 spec for desc:" << endl;
cout << " -D<name>" << endl;
cout << " -D<name>=<val>" << endl;
cout << " -I<dir>" << endl;
cout << " -w" << endl;
cout << " -Werror" << endl;
cout << " -cl-single-precision-constant" << endl;
cout << " -cl-denorms-are-zero" << endl;
cout << " -cl-opt-disable" << endl;
cout << " -cl-mad-enable" << endl;
cout << " -cl-no-signed-zeros" << endl;
cout << " -cl-unsafe-math-optimizations" << endl;
cout << " -cl-finite-math-only" << endl;
cout << " -cl-fast-relaxed-math" << endl;
cout << " -cl-std=<val>" << endl;
cout << endl;
exit(-1);
}
/******************************************************************************
* void process_options(int argc, char **argv)
******************************************************************************/
void process_options(int argc, char **argv)
{
int c;
int digit_optind = 0;
while (1)
{
static struct option long_options[] = {
/*-----------------------------------------------------------------
* clocl options
*----------------------------------------------------------------*/
{"help", no_argument, &opt_help, 'h' },
{"verbose", no_argument, &opt_verbose, 'v' },
{"keep", no_argument, &opt_keep, 'k' },
{"debug", no_argument, &opt_debug, 'g' },
{"lib", no_argument, &opt_lib, 'l' },
{"txt", no_argument, &opt_txt, 't' },
{"builtin", no_argument, &opt_builtin, 'b' },
/*-----------------------------------------------------------------
* opencl 1.1 options
*----------------------------------------------------------------*/
{"Werror", no_argument, 0, 0 },
{"cl-std", required_argument, 0, 0 },
{"cl-single-precision-constant", no_argument, 0, 0 },
{"cl-denorms-are-zero", no_argument, 0, 0 },
{"cl-opt-disable", no_argument, 0, 0 },
{"cl-mad-enable", no_argument, 0, 0 },
{"cl-no-signed-zeros", no_argument, 0, 0 },
{"cl-unsafe-math-optimizations", no_argument, 0, 0 },
{"cl-finite-math-only", no_argument, 0, 0 },
{"cl-fast-relaxed-math", no_argument, 0, 0 },
{0, 0, 0, 0 }
};
int this_option_optind = optind ? optind : 1;
int option_index = 0;
opterr = 0; // prevent getopt from printing warnings
c = getopt_long_only(argc, argv, "-gwI:D:", long_options,
&option_index);
if (c == -1) break;
switch (c)
{
case 0:
{
string name(long_options[option_index].name);
if (name == "help" || name == "verbose" ||
name == "keep" || name == "debug" ||
name == "lib" || name == "txt" ||
name == "builtin") break;
if (name == "cl-std")
{
cl_options += " -cl-std=";
cl_options += optarg;
break;
}
if (name == "Werror") opt_Werror = 1; // fall-through
if (name == "cl-opt-disable") opt_debug = 1; // fall-through
cl_options += " ";
cl_options += argv[this_option_optind];
break;
}
case 1:
{
string fname(argv[this_option_optind]);
string ext(fs_ext(fname));
if (ext == ".clc") files_clc.push_back(fname);
else if (ext == ".cl") files_clc.push_back(fname);
else if (ext == ".c") files_c.push_back(fname);
else { files_other += fname; files_other += " "; }
break;
}
case 'g': opt_debug = 1; break;
case 'w': opt_w = 1; cl_options += " -w"; break;
case 'D':
case 'I':
cl_incdef += " -";
cl_incdef += c;
cl_incdef += optarg;
break;
case '?':
opts_other += " ";
opts_other += argv[this_option_optind];
break;
default:
opts_other += " -";
opts_other += c;
break;
}
}
if (opt_verbose) print_options();
if (opt_help) print_help();
cl_options += " ";
cl_options += cl_incdef;
}
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