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// **********************************************************************
//
// Copyright (c) 2001
// Mutable Realms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Gen.h>
#include <fstream>
using namespace std;
using namespace Slice;
void
usage(const char* n)
{
cerr << "Usage: " << n << " [options] slice-files...\n";
cerr <<
"Options:\n"
"-h, --help Show this message.\n"
"-v, --version Display the Ice version.\n"
"-DNAME Define NAME as 1.\n"
"-DNAME=DEF Define NAME as DEF.\n"
"-UNAME Remove any definition for NAME.\n"
"-IDIR Put DIR in the include file search path.\n"
"-d, --debug Print debug messages.\n"
"--ice Permit `Ice' prefix (for building Ice source code only)\n"
;
}
int
main(int argc, char* argv[])
{
string cpp("cpp -C");
bool debug = false;
bool ice = false;
string include;
string output;
vector<string> includePaths;
int idx = 1;
while(idx < argc)
{
if(strncmp(argv[idx], "-I", 2) == 0)
{
cpp += ' ';
cpp += argv[idx];
string path = argv[idx] + 2;
if(path.length())
{
includePaths.push_back(path);
}
for(int i = idx ; i + 1 < argc ; ++i)
{
argv[i] = argv[i + 1];
}
--argc;
}
else if(strncmp(argv[idx], "-D", 2) == 0 || strncmp(argv[idx], "-U", 2) == 0)
{
cpp += ' ';
cpp += argv[idx];
for(int i = idx ; i + 1 < argc ; ++i)
{
argv[i] = argv[i + 1];
}
--argc;
}
else if(strcmp(argv[idx], "-h") == 0 || strcmp(argv[idx], "--help") == 0)
{
usage(argv[0]);
return EXIT_SUCCESS;
}
else if(strcmp(argv[idx], "-v") == 0 || strcmp(argv[idx], "--version") == 0)
{
cout << ICE_STRING_VERSION << endl;
return EXIT_SUCCESS;
}
else if(strcmp(argv[idx], "-d") == 0 || strcmp(argv[idx], "--debug") == 0)
{
debug = true;
for(int i = idx ; i + 1 < argc ; ++i)
{
argv[i] = argv[i + 1];
}
--argc;
}
else if(strcmp(argv[idx], "--ice") == 0)
{
ice = true;
for(int i = idx ; i + 1 < argc ; ++i)
{
argv[i] = argv[i + 1];
}
--argc;
}
else if(strcmp(argv[idx], "--include-dir") == 0)
{
if(idx + 1 >= argc)
{
cerr << argv[0] << ": argument expected for`" << argv[idx] << "'" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
include = argv[idx + 1];
for(int i = idx ; i + 2 < argc ; ++i)
{
argv[i] = argv[i + 2];
}
argc -= 2;
}
else if(strcmp(argv[idx], "--output-dir") == 0)
{
if(idx + 1 >= argc)
{
cerr << argv[0] << ": argument expected for`" << argv[idx] << "'" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
output = argv[idx + 1];
for(int i = idx ; i + 2 < argc ; ++i)
{
argv[i] = argv[i + 2];
}
argc -= 2;
}
else if(argv[idx][0] == '-')
{
cerr << argv[0] << ": unknown option `" << argv[idx] << "'" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
else
{
++idx;
}
}
if(argc < 2)
{
cerr << argv[0] << ": no input file" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
int status = EXIT_SUCCESS;
for(idx = 1 ; idx < argc ; ++idx)
{
string base(argv[idx]);
string suffix;
string::size_type pos = base.rfind('.');
if(pos != string::npos)
{
suffix = base.substr(pos);
transform(suffix.begin(), suffix.end(), suffix.begin(), tolower);
}
if(suffix != ".ice")
{
cerr << argv[0] << ": input files must end with `.ice'" << endl;
unit->destroy();
return EXIT_FAILURE;
}
base.erase(pos);
ifstream test(argv[idx]);
if(!test)
{
cerr << argv[0] << ": can't open `" << argv[idx] << "' for reading: " << strerror(errno) << endl;
return EXIT_FAILURE;
}
test.close();
string cmd = cpp + " " + argv[idx];
#ifdef _WIN32
FILE* cppHandle = _popen(cmd.c_str(), "r");
#else
FILE* cppHandle = popen(cmd.c_str(), "r");
#endif
if(cppHandle == 0)
{
cerr << argv[0] << ": can't run C++ preprocessor: " << strerror(errno) << endl;
unit->destroy();
return EXIT_FAILURE;
}
UnitPtr unit = Unit::createUnit(false, false, ice);
int parseStatus = unit->parse(cppHandle, debug);
#ifdef _WIN32
_pclose(cppHandle);
#else
pclose(cppHandle);
#endif
if(parseStatus == EXIT_FAILURE)
{
status = EXIT_FAILURE;
}
else
{
Gen gen(argv[0], base, include, includePaths, output);
if(!gen)
{
unit->destroy();
return EXIT_FAILURE;
}
gen.generate(unit);
}
unit->destroy();
}
return status;
}
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