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tag: v0.4.5
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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "node.h"
#include "platform.h"
#include <unistd.h> /* getpagesize() */
#include <stdlib.h> /* getexecname() */
#include <strings.h> /* strncpy() */
#if (!defined(_LP64)) && (_FILE_OFFSET_BITS - 0 == 64)
#define PROCFS_FILE_OFFSET_BITS_HACK 1
#undef _FILE_OFFSET_BITS
#else
#define PROCFS_FILE_OFFSET_BITS_HACK 0
#endif
#include <procfs.h>
#if (PROCFS_FILE_OFFSET_BITS_HACK - 0 == 1)
#define _FILE_OFFSET_BITS 64
#endif
namespace node {
using namespace v8;
char** Platform::SetupArgs(int argc, char *argv[]) {
return argv;
}
void Platform::SetProcessTitle(char *title) {
;
}
const char* Platform::GetProcessTitle(int *len) {
*len = 0;
return NULL;
}
int Platform::GetMemory(size_t *rss, size_t *vsize) {
pid_t pid = getpid();
size_t page_size = getpagesize();
char pidpath[1024];
sprintf(pidpath, "/proc/%d/psinfo", pid);
psinfo_t psinfo;
FILE *f = fopen(pidpath, "r");
if (!f) return -1;
if (fread(&psinfo, sizeof(psinfo_t), 1, f) != 1) {
fclose (f);
return -1;
}
/* XXX correct? */
*vsize = (size_t) psinfo.pr_size * page_size;
*rss = (size_t) psinfo.pr_rssize * 1024;
fclose (f);
return 0;
}
int Platform::GetExecutablePath(char* buffer, size_t* size) {
const char *execname = getexecname();
if (!execname) return -1;
if (execname[0] == '/') {
char *result = strncpy(buffer, execname, *size);
*size = strlen(result);
} else {
char *result = getcwd(buffer, *size);
if (!result) return -1;
result = strncat(buffer, "/", *size);
if (!result) return -1;
result = strncat(buffer, execname, *size);
if (!result) return -1;
*size = strlen(result);
}
return 0;
}
// TODO: libkstat provides all this info. Need to link it though.
int Platform::GetCPUInfo(Local<Array> *cpus) {
// http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/cmd/psrinfo/psrinfo.pl
return 0;
}
double Platform::GetFreeMemory() {
return 0.0;
}
double Platform::GetTotalMemory() {
return 0.0;
}
double Platform::GetUptime() {
// http://munin-monitoring.org/attachment/ticket/419/uptime
return 0.0;
}
int Platform::GetLoadAvg(Local<Array> *loads) {
return 0;
}
} // namespace node
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