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show_shmem.cpp
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show_shmem.cpp
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// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// show_shmem: display work_item part of shared-memory structure
#include "config.h"
#include <cstdio>
#include <cstdlib>
#include <string>
#include <unistd.h>
#include "shmem.h"
#include "sched_config.h"
#include "sched_shmem.h"
#include "str_util.h"
#include "svn_version.h"
void usage(char *name) {
fprintf(stderr,
"Displays the work_item part of shared-memory structure.\n\n"
"Usage: %s [OPTION]\n\n"
"Options:\n"
" [ -h | --help ] Show this help text.\n"
" [ -v | --version ] Shows version information.\n",
name
);
}
int main(int argc, char *argv[]) {
SCHED_SHMEM* ssp;
int retval;
void* p;
for (int c = 1; c < argc; c++) {
std::string option(argv[c]);
if(option == "-h" || option == "--help") {
usage(argv[0]);
exit(0);
} else if(option == "-v" || option == "--version") {
printf("%s\n", SVN_VERSION);
exit(0);
} else {
fprintf(stderr, "unknown command line argument: %s\n\n", argv[c]);
usage(argv[0]);
exit(1);
}
}
retval = config.parse_file();
if (retval) {
printf("Can't parse config.xml: %s\n", boincerror(retval));
exit(1);
}
retval = attach_shmem(config.shmem_key, &p);
if (retval) {
printf("can't attach shmem: key %x\n", config.shmem_key);
exit(1);
}
ssp = (SCHED_SHMEM*)p;
retval = ssp->verify();
ssp->show(stdout);
}
const char *BOINC_RCSID_a370415aab = "$Id$";