diff options
Diffstat (limited to 'src/base/hostinfo.cc')
-rw-r--r-- | src/base/hostinfo.cc | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/base/hostinfo.cc b/src/base/hostinfo.cc new file mode 100644 index 000000000..d42c96732 --- /dev/null +++ b/src/base/hostinfo.cc @@ -0,0 +1,85 @@ +/* + * 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. + */ + +#include <ctype.h> +#include <errno.h> +#include <math.h> +#include <unistd.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(char *filename, 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; +} |