Module: LinuxStat::Sysconf

Defined in:
ext/sysconf/sysconf.c

Class Method Summary collapse

Class Method Details

.child_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 22

static VALUE getChildMax(VALUE obj) {
  int64_t val = sysconf(_SC_CHILD_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.expr_nest_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 85

static VALUE getExprNestMax(VALUE obj) {
  int32_t val = sysconf(_SC_EXPR_NEST_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.get_euid ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 119

static VALUE getEUID(VALUE obj) {
  return INT2NUM(geteuid()) ;
}

.get_gid ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 115

static VALUE getGID(VALUE obj) {
  return INT2NUM(getgid()) ;
}

.get_login ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 106

static VALUE getUser(VALUE obj) {
  char *name = getlogin() ;
  return name ? rb_str_new_cstr(name) : rb_str_new_cstr("") ;
}

.get_uid ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 111

static VALUE getUID(VALUE obj) {
  return INT2NUM(getuid()) ;
}

.get_user ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 106

static VALUE getUser(VALUE obj) {
  char *name = getlogin() ;
  return name ? rb_str_new_cstr(name) : rb_str_new_cstr("") ;
}

.hostname ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 123

static VALUE getHostname(VALUE obj) {
  int h_max = sysconf(_SC_HOST_NAME_MAX) + 1 ;
  char hostname[h_max] ;

  short int status = gethostname(hostname, h_max) ;

  return (status < 0) ? rb_str_new_cstr("") : rb_str_new_cstr(hostname) ;
}

.hostname_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 29

static VALUE getHostnameMax(VALUE obj) {
  int32_t val = sysconf(_SC_HOST_NAME_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.line_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 78

static VALUE getLineMax(VALUE obj) {
  int32_t val = sysconf(_SC_LINE_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.login_name_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 36

static VALUE getLoginNameMax(VALUE obj) {
  int32_t val = sysconf() ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.open_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 43

static VALUE getOpenMax(VALUE obj) {
  int64_t val = sysconf(_SC_OPEN_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.pagesize ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 50

static VALUE getPageSize(VALUE obj) {
  int32_t val = sysconf(_SC_PAGESIZE) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.posix_version ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 71

static VALUE getPosixVersion(VALUE obj) {
  int32_t val = sysconf(_SC_VERSION) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.processor_configured ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 92

static VALUE getProcessorConfigured(VALUE obj) {
  int32_t val = sysconf(_SC_NPROCESSORS_CONF) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.processor_online ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 99

static VALUE getProcessorOnline(VALUE obj) {
  int32_t val = sysconf(_SC_NPROCESSORS_ONLN) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.sc_clk_tck ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 15

static VALUE getTick(VALUE obj) {
  int16_t val = sysconf(_SC_CLK_TCK) ;
  if (val < 0) return Qnil ;

  return INT2FIX(val) ;
}

.stream_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 57

static VALUE getStreamMax(VALUE obj) {
  int64_t val = sysconf(_SC_STREAM_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}

.tty_name_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 64

static VALUE getTTYNameMax(VALUE obj) {
  int32_t val = sysconf(_SC_TTY_NAME_MAX) ;
  if (val < 0) return Qnil ;

  return INT2NUM(val) ;
}