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Fix Cygwin compatibility in the os module

v0.7.4-release
Brian White 14 years ago
committed by Ryan Dahl
parent
commit
8275d7cd34
  1. 22
      src/node_os.cc
  2. 32
      src/platform_cygwin.cc

22
src/node_os.cc

@ -7,8 +7,8 @@
#include <errno.h>
#include <unistd.h> // gethostname, sysconf
#include <sys/param.h> // sysctl
#include <sys/sysctl.h> // sysctl
#include <sys/utsname.h>
#include <string.h>
namespace node {
@ -28,12 +28,11 @@ static Handle<Value> GetHostname(const Arguments& args) {
static Handle<Value> GetOSType(const Arguments& args) {
HandleScope scope;
char type[256];
static int which[] = {CTL_KERN, KERN_OSTYPE};
size_t size = sizeof(type);
struct utsname info;
if (sysctl(which, 2, &type, &size, NULL, 0) < 0) {
return Undefined();
}
uname(&info);
strncpy(type, info.sysname, strlen(info.sysname));
type[strlen(info.sysname)] = 0;
return scope.Close(String::New(type));
}
@ -41,12 +40,11 @@ static Handle<Value> GetOSType(const Arguments& args) {
static Handle<Value> GetOSRelease(const Arguments& args) {
HandleScope scope;
char release[256];
static int which[] = {CTL_KERN, KERN_OSRELEASE};
size_t size = sizeof(release);
struct utsname info;
if (sysctl(which, 2, &release, &size, NULL, 0) < 0) {
return Undefined();
}
uname(&info);
strncpy(release, info.release, strlen(info.release));
release[strlen(info.release)] = 0;
return scope.Close(String::New(release));
}

32
src/platform_cygwin.cc

@ -4,7 +4,6 @@
#include <v8.h>
#include <sys/param.h> // for MAXPATHLEN
#include <sys/sysctl.h>
#include <sys/sysinfo.h>
#include <unistd.h> // getpagesize, sysconf
#include <stdio.h> // sscanf, snprintf
@ -290,8 +289,8 @@ int Platform::GetCPUInfo(Local<Array> *cpus) {
continue;
else if (strncmp(line, "intr ", 5) == 0)
break;
sscanf(line, "%*s %llu %llu %llu %llu %*llu %llu",
&ticks_user, &ticks_nice, &ticks_sys, &ticks_idle, &ticks_intr);
sscanf(line, "%*s %llu %llu %llu %llu",
&ticks_user, &ticks_nice, &ticks_sys, &ticks_idle);
snprintf(speedPath, sizeof(speedPath),
"/sys/devices/system/cpu/cpu%u/cpufreq/cpuinfo_max_freq", i);
fpSpeed = fopen(speedPath, "r");
@ -308,7 +307,7 @@ int Platform::GetCPUInfo(Local<Array> *cpus) {
cputimes->Set(String::New("nice"), Number::New(ticks_nice * multiplier));
cputimes->Set(String::New("sys"), Number::New(ticks_sys * multiplier));
cputimes->Set(String::New("idle"), Number::New(ticks_idle * multiplier));
cputimes->Set(String::New("irq"), Number::New(ticks_intr * multiplier));
cputimes->Set(String::New("irq"), Number::New(0));
cpuinfo->Set(String::New("model"), String::New(model));
cpuinfo->Set(String::New("speed"), Number::New(cpuspeed));
@ -337,26 +336,23 @@ double Platform::GetTotalMemory() {
}
double Platform::GetUptime() {
struct sysinfo info;
double amount;
char line[512];
FILE *fpUptime = fopen("/proc/uptime", "r");
if (sysinfo(&info) < 0) {
return -1;
if (fpUptime) {
if (fgets(line, 511, fpUptime) != NULL) {
sscanf(line, "%lf %*lf", &amount);
}
fclose(fpUptime);
}
return static_cast<double>(info.uptime);
return amount;
}
int Platform::GetLoadAvg(Local<Array> *loads) {
struct sysinfo info;
if (sysinfo(&info) < 0) {
return -1;
}
(*loads)->Set(0, Number::New(static_cast<double>(info.loads[0]) / 65536.0));
(*loads)->Set(1, Number::New(static_cast<double>(info.loads[1]) / 65536.0));
(*loads)->Set(2, Number::New(static_cast<double>(info.loads[2]) / 65536.0));
return 0;
// Unsupported as of cygwin 1.7.7
return -1;
}
} // namespace node

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