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49 lines
1.1 KiB
49 lines
1.1 KiB
#include "node.h"
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#include "platform.h"
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#include <mach/task.h>
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#include <mach/mach_init.h>
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#include <mach-o/dyld.h> /* _NSGetExecutablePath */
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#include <limits.h> /* PATH_MAX */
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namespace node {
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// Researched by Tim Becker and Michael Knight
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// http://blog.kuriositaet.de/?p=257
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int OS::GetMemory(size_t *rss, size_t *vsize) {
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struct task_basic_info t_info;
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mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
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int r = task_info(mach_task_self(),
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TASK_BASIC_INFO,
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(task_info_t)&t_info,
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&t_info_count);
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if (r != KERN_SUCCESS) return -1;
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*rss = t_info.resident_size;
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*vsize = t_info.virtual_size;
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return 0;
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}
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int OS::GetExecutablePath(char* buffer, size_t* size) {
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uint32_t usize = *size;
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int result = _NSGetExecutablePath(buffer, &usize);
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if (result) return result;
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char *path = new char[2*PATH_MAX];
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char *fullpath = realpath(buffer, path);
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if (fullpath == NULL) {
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delete [] path;
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return -1;
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}
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strncpy(buffer, fullpath, *size);
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delete [] fullpath;
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*size = strlen(buffer);
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return 0;
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}
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} // namespace node
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