aix-common.c File Reference

#include "uv.h"
#include "internal.h"
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <procinfo.h>
#include <ctype.h>

Go to the source code of this file.

Functions
void	init_process_title_mutex_once (void)
uint64_t	uv__hrtime (uv_clocktype_t type)
int	uv_exepath (char *buffer, size_t *size)

Variables
char *	original_exepath
uv_mutex_t	process_title_mutex
uv_once_t	process_title_mutex_once

Function Documentation

init_process_title_mutex_once()

void init_process_title_mutex_once

(

void

)

Definition at line 76 of file aix.c.

                                         {
  uv_mutex_init(&process_title_mutex);
}

References process_title_mutex, and uv_mutex_init().

Referenced by uv_exepath(), uv_get_process_title(), uv_set_process_title(), and uv_setup_args().

uv__hrtime()

uint64_t uv__hrtime

(

uv_clocktype_t

type

)

Definition at line 43 of file aix-common.c.

                                         {
  uint64_t G = 1000000000;
  timebasestruct_t t;
  read_wall_time(&t, TIMEBASE_SZ);
  time_base_to_time(&t, TIMEBASE_SZ);
  return (uint64_t) t.tb_high * G + t.tb_low;
}

References G.

Referenced by uv_cond_timedwait(), uv_hrtime(), and uv_update_time().

uv_exepath()

int uv_exepath	(	char *	buffer,
		size_t *	size
	)

Definition at line 60 of file aix-common.c.

                                           {
  int res;
  char args[UV__PATH_MAX];
  size_t cached_len;
  struct procsinfo pi;
 
  if (buffer == NULL || size == NULL || *size == 0)
    return UV_EINVAL;
 
  uv_once(&process_title_mutex_once, init_process_title_mutex_once);
  uv_mutex_lock(&process_title_mutex);
  if (original_exepath != NULL) {
    cached_len = strlen(original_exepath);
    *size -= 1;
    if (*size > cached_len)
      *size = cached_len;
    memcpy(buffer, original_exepath, *size);
    buffer[*size] = '\0';
    uv_mutex_unlock(&process_title_mutex);
    return 0;
  }
  uv_mutex_unlock(&process_title_mutex);
  pi.pi_pid = getpid();
  res = getargs(&pi, sizeof(pi), args, sizeof(args));
 
  if (res < 0)
    return UV_EINVAL;
 
  return uv__search_path(args, buffer, size);
}

Variable Documentation

original_exepath

char* original_exepath

extern

Definition at line 68 of file aix.c.

Referenced by uv_exepath(), and uv_setup_args().

process_title_mutex

uv_mutex_t process_title_mutex

extern

Definition at line 69 of file aix.c.

Referenced by init_process_title_mutex_once(), uv_exepath(), uv_get_process_title(), uv_set_process_title(), and uv_setup_args().

process_title_mutex_once

uv_once_t process_title_mutex_once

extern

Definition at line 70 of file aix.c.

Referenced by uv_exepath(), uv_get_process_title(), uv_set_process_title(), and uv_setup_args().