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/home/brennan/Software/sensix/tools/mote_idl.cpp Go to the documentation of this file. /* * Copyright 2008. Los Alamos National Security, LLC. This material * was produced under U.S. Government contract DE-AC52-06NA25396 for * Los Alamos National Laboratory (LANL), which is operated by Los * Alamos National Security, LLC, for the Department of Energy. The * U.S. Government has rights to use, reproduce, and distribute this * software. NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, * LLC, MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LEGAL * LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified to * produce derivative works, such modified software should be clearly * marked, so as not to confuse it with the version available from LANL. * * Additionally, this program is free software; you can redistribute * it and/or modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; version 2 of * the License. Accordingly, this program is distributed in the hope * it will be useful, but WITHOUT ANY WARRANTY; without even the * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR * PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #define VERSION "0.1.2" #include <string> #include <iostream> #include <fstream> #include <cstdio> #include <cstdlib> #include <vector> #ifdef __GNUG__ # include <errno.h> # include <sys/types.h> # include <sys/wait.h> # define FILE_SEPARATOR '/' #else #ifdef _WIN32 // headers # define FILE_SEPARATOR '\\' #endif #endif #ifdef _DEBUG # include "backtrace.h" # define BOOST_SPIRIT_DEBUG #endif #define FILE_ITER #include <boost/spirit/core.hpp> #include <boost/spirit/utility.hpp> #include <boost/spirit/symbols.hpp> #ifdef FILE_ITER # include <boost/spirit/iterator/file_iterator.hpp> #endif using namespace std; using namespace boost::spirit; #include "corba_idl3_grammar.hpp" //#include "c_grammar.hpp" //#include "echo_grammar.hpp" #ifndef PREPROCESSOR # define NO_PREPROCESSOR #endif #define stringify(token) #token static bool preprocess(string &filename, string &tempfile, string &error) { bool err = true; string cpp_str = stringify(PREPROCESSOR); size_t prev, pos; prev = pos = cpp_str.find_first_of(" "); string cpp_cmd = cpp_str.substr(0, pos); vector<string> cpp_args; while (pos != string::npos) { pos = cpp_str.find_first_of(" ", prev + 1); cpp_args.push_back(cpp_str.substr(prev + 1, pos)); prev = pos; } #ifdef __GNUG__ int pid, status; int pfd[2]; if (pipe(pfd)) { error = strerror(errno); return false; } if (!(pid = fork())) { unsigned int i; char* args[cpp_args.size() + 8]; args[0] = (char*)cpp_cmd.c_str(); for (i = 1; i < cpp_args.size() + 1; i++) args[i] = (char*)cpp_args[i - 1].c_str(); args[i++] = (char*)"-xc"; args[i++] = (char*)"-undef"; args[i++] = (char*)"-P"; args[i++] = (char*)filename.c_str(); args[i++] = (char*)"-o"; args[i++] = (char*)tempfile.c_str(); args[i] = (char*)NULL; if (pid < 0) { error = strerror(errno); return false; } close(pfd[0]); dup2(pfd[1], 1); close(pfd[1]); execvp(cpp_cmd.c_str(), args); perror("execvp"); exit(1); } waitpid(pid, &status, WNOHANG); int e; close(pfd[1]); do { char c; if ((e = read(pfd[0], &c, sizeof(char))) < 0) { error = strerror(errno); break; } error += c; } while (e > 0); close(pfd[0]); if (WIFEXITED(status)) { if (WEXITSTATUS(status) != 0) err = false; } else err = false; #endif #ifdef _WIN32 // FIXME: WIN32 compatibility - run #endif return err; } static void usage(string app) { cerr << "Usage: " << app << " [options] file" << endl; cerr << "Options:" << endl; cerr << " --nostubs ." << endl; cerr << " --noskels ." << endl; cerr << " --nocommon ." << endl; cerr << " --noheaders ." << endl; cerr << " --skeleton-impl ." << endl; cerr << " -I <dir> Add directory <dir> to the list of directories "; cerr <<"to be searched for included files." << endl; cerr << " -h,-help Display these options and exit." << endl; cerr << " -v,-version Display the version of this compiler and exit."; cerr << endl; } int main(int argc, char *argv[]) { string in_name; string apppath = argv[0]; string appname = apppath.substr(apppath.find_last_of(FILE_SEPARATOR) + 1, apppath.size()); bool do_unlink = true; bool do_preprocessing = false;//FIXME if (argc < 2) { cerr << appname << " error - no input file" << endl; usage(appname); return -1; } for (int i = 0; i < argc; i++) { if (argv[i][0] == '-') { if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0) { usage(appname); return 0; } if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "--version") == 0) { cerr << appname << " version " << VERSION << endl; return 0; } if (strcmp(argv[i], "--keep-intermediate") == 0) do_unlink = false; if (strcmp(argv[i], "--no-preprocessing") == 0) do_preprocessing = false; } else if (i == argc - 1) in_name = argv[i]; } #ifdef NO_PREPROCESSOR do_preprocessing = false; #endif if (in_name.empty()) { cerr << appname << ": no input file" << endl; usage(appname); return -1; } #ifdef _DEBUG enable_backtrace(); #endif int begin_pos = in_name.find_last_of(FILE_SEPARATOR) + 1; int len = in_name.find_last_of('.') - begin_pos; string partial = in_name.substr(begin_pos, len); string out_name = partial + ".c"; string tempfile = partial + ".pp"; string cpp_err; if (do_preprocessing) { if (preprocess(in_name, tempfile, cpp_err) == false) { cerr << appname << " error - Preprocessing error: " << cpp_err << endl; return 1; } } else tempfile = in_name; ofstream outfile(out_name.c_str()); if (!outfile.is_open()) { cerr << appname << " error - unable to open output file: "; cerr << out_name << "." << endl; return -1; } try { #ifdef FILE_ITER file_iterator<char> first(tempfile.c_str()); if (!first) { cerr << appname << " error - unable to open temporary file: "; cerr << tempfile << "." << endl; return -1; } file_iterator<char> last = first.make_end(); #else ifstream infile(tempfile.c_str()); if (!infile) { cerr << appname << " error - unable to open temporary file: "; cerr << tempfile << "." << endl; return -1; } infile.unsetf(ios::skipws); vector<char> vec; copy(istream_iterator<char>(infile), istream_iterator<char>(), back_inserter(vec)); vector<char>::const_iterator first = vec.begin(); vector<char>::const_iterator last = vec.end(); #endif grammar_t g; skip_t s; functor_t f(outfile); functor_ptr = &f; #ifdef FILE_ITER parse_info< file_iterator<char> > info; #else parse_info<vector<char>::const_iterator> info; #endif info = parse(first, last, g, s); cerr << "Parse succeeding ..." << endl; #ifndef FILE_ITER infile.close(); #endif if (do_preprocessing && do_unlink) unlink(tempfile.c_str()); if (!info.full) { cerr << appname << " error - " << in_name << ": "; for (int i = 0; i < 50; i++) { if (info.stop == last) break; cerr << *info.stop++; } cerr << endl; #ifdef _DEBUG cerr << "Parse failed." << endl; #endif return -1; } } catch (exception &e) { cerr << appname << " error - " << e.what() << endl; return -1; } // FIXME: output from functor structure/class (multiple files) outfile.close(); #ifdef _DEBUG cerr << "Parse succeeded." << endl; #endif return 0; }

© 2008, Los Alamos National Security, LLC.