| /* |
| * Copyright (c) 2003-2005 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Nathan Binkert |
| */ |
| |
| #include <ctype.h> |
| #include <errno.h> |
| #include <math.h> |
| #include <unistd.h> |
| |
| #include <stdio.h> |
| #include <cstdlib> |
| #include <cstring> |
| #include <string> |
| |
| #include "base/misc.hh" |
| #include "sim/host.hh" |
| |
| using namespace std; |
| |
| string |
| __get_hostname() |
| { |
| char host[256]; |
| if (gethostname(host, sizeof host) == -1) |
| warn("could not get host name!"); |
| return host; |
| } |
| |
| string & |
| hostname() |
| { |
| static string hostname = __get_hostname(); |
| return hostname; |
| } |
| |
| uint64_t |
| procInfo(const char *filename, const char *target) |
| { |
| int done = 0; |
| char line[80]; |
| char format[80]; |
| long usage; |
| |
| FILE *fp = fopen(filename, "r"); |
| |
| while (fp && !feof(fp) && !done) { |
| if (fgets(line, 80, fp)) { |
| if (strncmp(line, target, strlen(target)) == 0) { |
| snprintf(format, sizeof(format), "%s %%ld", target); |
| sscanf(line, format, &usage); |
| |
| fclose(fp); |
| return usage ; |
| } |
| } |
| } |
| |
| if (fp) |
| fclose(fp); |
| |
| return 0; |
| } |