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 21

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

  return LL2NUM(val) ;
}

.expr_nest_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 84

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

  return LL2NUM(val) ;
}

.get_euid ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 118

static VALUE getEUID(VALUE obj) {
  return UINT2NUM((unsigned int) geteuid()) ;
}

.get_gid ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 114

static VALUE getGID(VALUE obj) {
  return UINT2NUM((unsigned int) getgid()) ;
}

.get_login ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 105

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 110

static VALUE getUID(VALUE obj) {
  return UINT2NUM((unsigned int) getuid()) ;
}

.get_user ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 105

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 122

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

  char 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 28

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

  return LL2NUM(val) ;
}

.line_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 77

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

  return LL2NUM(val) ;
}

.login_name_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 35

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

  return LL2NUM(val) ;
}

.open_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 42

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

  return LL2NUM(val) ;
}

.pagesize ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 49

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

  return INT2FIX(val) ;
}

.posix_version ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 70

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

  return LL2NUM(val) ;
}

.processor_configured ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 91

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

  return LONG2NUM(val) ;
}

.processor_online ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 98

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

  return LONG2NUM(val) ;
}

.sc_clk_tck ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 14

static VALUE getTick(VALUE obj) {
  int 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 56

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

  return LL2NUM(val) ;
}

.tty_name_max ⇒ Object 



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# File 'ext/sysconf/sysconf.c', line 63

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

  return LL2NUM(val) ;
}