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error.c
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error.c
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/**********************************************************************
error.c -
$Author$
$Date$
created at: Mon Aug 9 16:11:34 JST 1993
Copyright (C) 1993-2002 Yukihiro Matsumoto
**********************************************************************/
#include "ruby.h"
#include "env.h"
#include "version.h"
#include <stdio.h>
#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#define va_init_list(a,b) va_start(a,b)
#else
#include <varargs.h>
#define va_init_list(a,b) va_start(a)
#endif
#if defined __CYGWIN__
# include <cygwin/version.h>
# if (CYGWIN_VERSION_API_MAJOR > 0) || (CYGWIN_VERSION_API_MINOR >= 8)
# define sys_nerr _sys_nerr
# endif
#endif
int ruby_nerrs;
static void
err_snprintf(buf, len, fmt, args)
char *buf, *fmt;
int len;
va_list args;
{
int n;
if (!ruby_sourcefile) {
vsnprintf(buf, len, fmt, args);
return;
}
else if (ruby_sourceline == 0) {
n = snprintf(buf, len, "%s: ", ruby_sourcefile);
}
else {
n = snprintf(buf, len, "%s:%d: ", ruby_sourcefile, ruby_sourceline);
}
if (len > n) {
vsnprintf((char*)buf+n, len-n, fmt, args);
}
}
static void err_append _((const char*));
static void
err_print(fmt, args)
const char *fmt;
va_list args;
{
char buf[BUFSIZ];
err_snprintf(buf, BUFSIZ, fmt, args);
err_append(buf);
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_compile_error(const char *fmt, ...)
#else
rb_compile_error(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
va_list args;
va_init_list(args, fmt);
err_print(fmt, args);
va_end(args);
ruby_nerrs++;
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_compile_error_append(const char *fmt, ...)
#else
rb_compile_error_append(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
va_list args;
char buf[BUFSIZ];
va_init_list(args, fmt);
vsnprintf(buf, BUFSIZ, fmt, args);
va_end(args);
err_append(buf);
}
static void
warn_print(fmt, args)
const char *fmt;
va_list args;
{
char buf[BUFSIZ];
err_snprintf(buf, BUFSIZ, fmt, args);
fputs(buf, stderr);
fputs("\n", stderr);
fflush(stderr);
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_warn(const char *fmt, ...)
#else
rb_warn(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
char buf[BUFSIZ];
va_list args;
snprintf(buf, BUFSIZ, "warning: %s", fmt);
va_init_list(args, fmt);
warn_print(buf, args);
va_end(args);
}
/* rb_warning() reports only in verbose mode */
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_warning(const char *fmt, ...)
#else
rb_warning(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
char buf[BUFSIZ];
va_list args;
if (!RTEST(ruby_verbose)) return;
snprintf(buf, BUFSIZ, "warning: %s", fmt);
va_init_list(args, fmt);
warn_print(buf, args);
va_end(args);
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_bug(const char *fmt, ...)
#else
rb_bug(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
char buf[BUFSIZ];
va_list args;
snprintf(buf, BUFSIZ, "[BUG] %s", fmt);
ruby_in_eval = 0;
va_init_list(args, fmt);
warn_print(buf, args);
va_end(args);
fprintf(stderr, "ruby %s (%s) [%s]\n", RUBY_VERSION, RUBY_RELEASE_DATE, RUBY_PLATFORM);
abort();
}
static struct types {
int type;
const char *name;
} builtin_types[] = {
T_NIL, "nil",
T_OBJECT, "Object",
T_CLASS, "Class",
T_ICLASS, "iClass", /* internal use: mixed-in module holder */
T_MODULE, "Module",
T_FLOAT, "Float",
T_STRING, "String",
T_REGEXP, "Regexp",
T_ARRAY, "Array",
T_FIXNUM, "Fixnum",
T_HASH, "Hash",
T_STRUCT, "Struct",
T_BIGNUM, "Bignum",
T_FILE, "File",
T_TRUE, "true",
T_FALSE, "false",
T_SYMBOL, "Symbol", /* :symbol */
T_DATA, "Data", /* internal use: wrapped C pointers */
T_MATCH, "MatchData", /* data of $~ */
T_VARMAP, "Varmap", /* internal use: dynamic variables */
T_SCOPE, "Scope", /* internal use: variable scope */
T_NODE, "Node", /* internal use: syntax tree node */
T_UNDEF, "undef", /* internal use: #undef; should not happen */
-1, 0,
};
void
rb_check_type(x, t)
VALUE x;
int t;
{
struct types *type = builtin_types;
if (x == Qundef) {
rb_bug("undef leaked to the Ruby space");
}
if (TYPE(x) != t) {
while (type->type >= 0) {
if (type->type == t) {
char *etype;
if (NIL_P(x)) {
etype = "nil";
}
else if (FIXNUM_P(x)) {
etype = "Fixnum";
}
else if (rb_special_const_p(x)) {
etype = RSTRING(rb_obj_as_string(x))->ptr;
}
else {
etype = rb_class2name(CLASS_OF(x));
}
rb_raise(rb_eTypeError, "wrong argument type %s (expected %s)",
etype, type->name);
}
type++;
}
rb_bug("unknown type 0x%x", t);
}
}
/* exception classes */
#include <errno.h>
VALUE rb_eException;
VALUE rb_eSystemExit;
VALUE rb_eInterrupt;
VALUE rb_eSignal;
VALUE rb_eFatal;
VALUE rb_eStandardError;
VALUE rb_eRuntimeError;
VALUE rb_eTypeError;
VALUE rb_eArgError;
VALUE rb_eIndexError;
VALUE rb_eRangeError;
VALUE rb_eNameError;
VALUE rb_eNoMethodError;
VALUE rb_eSecurityError;
VALUE rb_eNotImpError;
VALUE rb_eNoMemError;
VALUE rb_eScriptError;
VALUE rb_eSyntaxError;
VALUE rb_eLoadError;
VALUE rb_eSystemCallError;
VALUE rb_mErrno;
VALUE
rb_exc_new(etype, ptr, len)
VALUE etype;
const char *ptr;
long len;
{
return rb_funcall(etype, rb_intern("new"), 1, rb_str_new(ptr, len));
}
VALUE
rb_exc_new2(etype, s)
VALUE etype;
const char *s;
{
return rb_exc_new(etype, s, strlen(s));
}
VALUE
rb_exc_new3(etype, str)
VALUE etype, str;
{
StringValue(str);
return rb_exc_new(etype, RSTRING(str)->ptr, RSTRING(str)->len);
}
static VALUE
exc_initialize(argc, argv, exc)
int argc;
VALUE *argv;
VALUE exc;
{
VALUE mesg;
if (rb_scan_args(argc, argv, "01", &mesg) == 1) {
StringValue(mesg); /* ensure mesg can be converted to String */
}
rb_iv_set(exc, "mesg", mesg);
rb_iv_set(exc, "bt", Qnil);
return exc;
}
static VALUE
exc_exception(argc, argv, self)
int argc;
VALUE *argv;
VALUE self;
{
VALUE exc;
if (argc == 0) return self;
if (argc == 1 && self == argv[0]) return self;
exc = rb_obj_clone(self);
exc_initialize(argc, argv, exc);
return exc;
}
static VALUE
exc_to_s(exc)
VALUE exc;
{
VALUE mesg = rb_iv_get(exc, "mesg");
if (NIL_P(mesg)) return rb_class_path(CLASS_OF(exc));
if (OBJ_TAINTED(exc)) OBJ_TAINT(mesg);
return mesg;
}
static VALUE
exc_inspect(exc)
VALUE exc;
{
VALUE str, klass;
klass = CLASS_OF(exc);
exc = rb_obj_as_string(exc);
if (RSTRING(exc)->len == 0) {
return rb_str_dup(rb_class_path(klass));
}
str = rb_str_buf_new2("#<");
klass = rb_class_path(klass);
rb_str_buf_append(str, klass);
rb_str_buf_cat(str, ": ", 2);
rb_str_buf_append(str, exc);
rb_str_buf_cat(str, ">", 1);
return str;
}
static VALUE
exc_backtrace(exc)
VALUE exc;
{
ID bt = rb_intern("bt");
if (!rb_ivar_defined(exc, bt)) return Qnil;
return rb_ivar_get(exc, bt);
}
static VALUE
check_backtrace(bt)
VALUE bt;
{
int i;
static char *err = "backtrace must be Array of String";
if (!NIL_P(bt)) {
int t = TYPE(bt);
if (t == T_STRING) return rb_ary_new3(1, bt);
if (t != T_ARRAY) {
rb_raise(rb_eTypeError, err);
}
for (i=0;i<RARRAY(bt)->len;i++) {
if (TYPE(RARRAY(bt)->ptr[i]) != T_STRING) {
rb_raise(rb_eTypeError, err);
}
}
}
return bt;
}
static VALUE
exc_set_backtrace(exc, bt)
VALUE exc;
VALUE bt;
{
return rb_iv_set(exc, "bt", check_backtrace(bt));
}
static VALUE
exit_status(exc)
VALUE exc;
{
return rb_iv_get(exc, "status");
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_name_error(ID id, const char *fmt, ...)
#else
rb_name_error(id, fmt, va_alist)
ID id;
const char *fmt;
va_dcl
#endif
{
VALUE exc;
va_list args;
char buf[BUFSIZ];
va_init_list(args, fmt);
vsnprintf(buf, BUFSIZ, fmt, args);
va_end(args);
exc = rb_exc_new2(rb_eNameError, buf);
rb_iv_set(exc, "name", ID2SYM(id));
rb_exc_raise(exc);
}
static VALUE
name_err_name(self)
VALUE self;
{
return rb_iv_get(self, "name");
}
static VALUE
nometh_err_args(self)
VALUE self;
{
return rb_iv_get(self, "args");
}
void
rb_invalid_str(str, type)
const char *str, *type;
{
VALUE s = rb_str_inspect(rb_str_new2(str));
rb_raise(rb_eArgError, "invalid value for %s: %s", type, RSTRING(s)->ptr);
}
#ifdef __BEOS__
typedef struct {
VALUE *list;
int n;
} syserr_list_entry;
typedef struct {
int ix;
int n;
} syserr_index_entry;
static VALUE syserr_error;
static VALUE syserr_list_b_general[16+1];
static VALUE syserr_list_b_os0[2+1];
static VALUE syserr_list_b_os1[5+1];
static VALUE syserr_list_b_os2[2+1];
static VALUE syserr_list_b_os3[3+1];
static VALUE syserr_list_b_os4[1+1];
static VALUE syserr_list_b_app[15+1];
static VALUE syserr_list_b_interface[0+1];
static VALUE syserr_list_b_media[8+1];
static VALUE syserr_list_b_midi[0+1];
static VALUE syserr_list_b_storage[15+1];
static VALUE syserr_list_b_posix[38+1];
static VALUE syserr_list_b_mail[8+1];
static VALUE syserr_list_b_print[1+1];
static VALUE syserr_list_b_device[14+1];
# define SYSERR_LIST_B(n) {(n), sizeof(n)/sizeof(VALUE)}
static const syserr_list_entry syserr_list[] = {
SYSERR_LIST_B(syserr_list_b_general),
SYSERR_LIST_B(syserr_list_b_os0),
SYSERR_LIST_B(syserr_list_b_os1),
SYSERR_LIST_B(syserr_list_b_os2),
SYSERR_LIST_B(syserr_list_b_os3),
SYSERR_LIST_B(syserr_list_b_os4),
SYSERR_LIST_B(syserr_list_b_app),
SYSERR_LIST_B(syserr_list_b_interface),
SYSERR_LIST_B(syserr_list_b_media),
SYSERR_LIST_B(syserr_list_b_midi),
SYSERR_LIST_B(syserr_list_b_storage),
SYSERR_LIST_B(syserr_list_b_posix),
SYSERR_LIST_B(syserr_list_b_mail),
SYSERR_LIST_B(syserr_list_b_print),
SYSERR_LIST_B(syserr_list_b_device),
};
# undef SYSERR_LIST_B
static const syserr_index_entry syserr_index[]= {
{0, 1}, {1, 5}, {6, 1}, {7, 1}, {8, 1}, {9, 1}, {10, 1}, {11, 1},
{12, 1}, {13, 1}, {14, 1}, {0, 0},
};
#else
static VALUE *syserr_list;
#endif
#if !defined(NT) && !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(sys_nerr)
extern int sys_nerr;
#endif
static VALUE
set_syserr(i, name)
int i;
const char *name;
{
#ifdef __BEOS__
VALUE *list;
int ix, offset;
#endif
VALUE error = rb_define_class_under(rb_mErrno, name, rb_eSystemCallError);
rb_define_const(error, "Errno", INT2NUM(i));
#ifdef __BEOS__
if (i == B_ERROR) {
syserr_error = error;
rb_global_variable(&syserr_error);
return error;
}
i -= B_GENERAL_ERROR_BASE;
ix = (i >> 12) & 0xf;
offset = (i >> 8) & 0xf;
if (offset < syserr_index[ix].n) {
ix = syserr_index[ix].ix;
if ((i & 0xff) < syserr_list[ix + offset].n) {
list = syserr_list[ix + offset].list;
list[i & 0xff] = error;
rb_global_variable(&list[i & 0xff]);
}
}
#else
if (i <= sys_nerr) {
syserr_list[i] = error;
}
#endif
return error;
}
static VALUE
syserr_errno(self)
VALUE self;
{
return rb_iv_get(self, "errno");
}
static VALUE
syserr_eqq(self, exc)
VALUE self, exc;
{
VALUE num;
if (!rb_obj_is_kind_of(exc, rb_eSystemCallError)) return Qfalse;
if (self == rb_eSystemCallError) return Qtrue;
num = rb_iv_get(exc, "errno");
if (NIL_P(num)) {
VALUE klass = CLASS_OF(exc);
while (TYPE(klass) == T_ICLASS || FL_TEST(klass, FL_SINGLETON)) {
klass = (VALUE)RCLASS(klass)->super;
}
num = rb_const_get(klass, rb_intern("Errno"));
}
if (rb_const_get(self, rb_intern("Errno")) == num)
return Qtrue;
return Qfalse;
}
#ifdef __BEOS__
static VALUE
get_syserr(int i)
{
VALUE *list;
int ix, offset;
if (i == B_ERROR) return syserr_error;
i -= B_GENERAL_ERROR_BASE;
ix = (i >> 12) & 0xf;
offset = (i >> 8) & 0xf;
if (offset < syserr_index[ix].n) {
ix = syserr_index[ix].ix;
if ((i & 0xff) < syserr_list[ix + offset].n) {
list = syserr_list[ix + offset].list;
return list[i & 0xff];
}
}
return 0;
}
#endif /* __BEOS__ */
static void init_syserr _((void));
void
Init_Exception()
{
rb_eException = rb_define_class("Exception", rb_cObject);
rb_define_singleton_method(rb_eException, "exception", rb_class_new_instance, -1);
rb_define_method(rb_eException, "exception", exc_exception, -1);
rb_define_method(rb_eException, "initialize", exc_initialize, -1);
rb_define_method(rb_eException, "to_s", exc_to_s, 0);
rb_define_method(rb_eException, "to_str", exc_to_s, 0);
rb_define_method(rb_eException, "message", exc_to_s, 0);
rb_define_method(rb_eException, "inspect", exc_inspect, 0);
rb_define_method(rb_eException, "backtrace", exc_backtrace, 0);
rb_define_method(rb_eException, "set_backtrace", exc_set_backtrace, 1);
rb_eSystemExit = rb_define_class("SystemExit", rb_eException);
rb_define_method(rb_eSystemExit, "status", exit_status, 0);
rb_eFatal = rb_define_class("fatal", rb_eException);
rb_eSignal = rb_define_class("SignalException", rb_eException);
rb_eInterrupt = rb_define_class("Interrupt", rb_eSignal);
rb_eStandardError = rb_define_class("StandardError", rb_eException);
rb_eTypeError = rb_define_class("TypeError", rb_eStandardError);
rb_eArgError = rb_define_class("ArgumentError", rb_eStandardError);
rb_eIndexError = rb_define_class("IndexError", rb_eStandardError);
rb_eRangeError = rb_define_class("RangeError", rb_eStandardError);
rb_eNameError = rb_define_class("NameError", rb_eStandardError);
rb_define_method(rb_eNameError, "name", name_err_name, 0);
rb_eNoMethodError = rb_define_class("NoMethodError", rb_eNameError);
rb_define_method(rb_eNoMethodError, "args", nometh_err_args, 0);
rb_eScriptError = rb_define_class("ScriptError", rb_eException);
rb_eSyntaxError = rb_define_class("SyntaxError", rb_eScriptError);
rb_eLoadError = rb_define_class("LoadError", rb_eScriptError);
rb_eNotImpError = rb_define_class("NotImplementedError", rb_eScriptError);
rb_eRuntimeError = rb_define_class("RuntimeError", rb_eStandardError);
rb_eSecurityError = rb_define_class("SecurityError", rb_eStandardError);
rb_eNoMemError = rb_define_class("NoMemoryError", rb_eException);
init_syserr();
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_raise(VALUE exc, const char *fmt, ...)
#else
rb_raise(exc, fmt, va_alist)
VALUE exc;
const char *fmt;
va_dcl
#endif
{
va_list args;
char buf[BUFSIZ];
va_init_list(args,fmt);
vsnprintf(buf, BUFSIZ, fmt, args);
va_end(args);
rb_exc_raise(rb_exc_new2(exc, buf));
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_loaderror(const char *fmt, ...)
#else
rb_loaderror(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
va_list args;
char buf[BUFSIZ];
va_init_list(args, fmt);
vsnprintf(buf, BUFSIZ, fmt, args);
va_end(args);
rb_exc_raise(rb_exc_new2(rb_eLoadError, buf));
}
void
rb_notimplement()
{
rb_raise(rb_eNotImpError,
"The %s() function is unimplemented on this machine",
rb_id2name(ruby_frame->last_func));
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_fatal(const char *fmt, ...)
#else
rb_fatal(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
va_list args;
char buf[BUFSIZ];
va_init_list(args, fmt);
vsnprintf(buf, BUFSIZ, fmt, args);
va_end(args);
ruby_in_eval = 0;
rb_exc_fatal(rb_exc_new2(rb_eFatal, buf));
}
void
rb_sys_fail(mesg)
const char *mesg;
{
#if !defined(NT) && !defined(__VMS)
char *strerror();
#endif
char *err;
char *buf;
extern int errno;
int n = errno;
VALUE ee;
if (errno == 0) {
rb_bug("rb_sys_fail() - errno == 0");
}
err = strerror(errno);
if (mesg) {
volatile VALUE tmp = rb_str_inspect(rb_str_new2(mesg));
buf = ALLOCA_N(char, strlen(err)+RSTRING(tmp)->len+4);
sprintf(buf, "%s - %s", err, RSTRING(tmp)->ptr);
}
else {
buf = ALLOCA_N(char, strlen(err)+1);
strcpy(buf, err);
}
errno = 0;
#ifdef __BEOS__
ee = get_syserr(n);
if (!ee) {
char name[12];
sprintf(name, "E%03d", n);
ee = set_syserr(n, name);
}
#else
if (n > sys_nerr || !syserr_list[n]) {
char name[12];
sprintf(name, "E%03d", n);
ee = set_syserr(n, name);
}
else {
ee = syserr_list[n];
}
#endif
ee = rb_exc_new2(ee, buf);
rb_iv_set(ee, "errno", INT2NUM(n));
rb_exc_raise(ee);
}
void
#ifdef HAVE_STDARG_PROTOTYPES
rb_sys_warning(const char *fmt, ...)
#else
rb_sys_warning(fmt, va_alist)
const char *fmt;
va_dcl
#endif
{
char buf[BUFSIZ];
va_list args;
int errno_save;
errno_save = errno;
if (!RTEST(ruby_verbose)) return;
snprintf(buf, BUFSIZ, "warning: %s", fmt);
snprintf(buf+strlen(buf), BUFSIZ-strlen(buf), ": %s", strerror(errno_save));
va_init_list(args, fmt);
warn_print(buf, args);
va_end(args);
errno = errno_save;
}
void
rb_load_fail(path)
char *path;
{
rb_loaderror("%s -- %s", strerror(errno), path);
}
void
rb_error_frozen(what)
char *what;
{
rb_raise(rb_eTypeError, "can't modify frozen %s", what);
}
static void
init_syserr()
{
#ifdef __BEOS__
int i, ix, offset;
#endif
rb_eSystemCallError = rb_define_class("SystemCallError", rb_eStandardError);
rb_define_method(rb_eSystemCallError, "errno", syserr_errno, 0);
rb_define_singleton_method(rb_eSystemCallError, "===", syserr_eqq, 1);
rb_mErrno = rb_define_module("Errno");
#ifdef __BEOS__
for (i = 0; syserr_index[i].n != 0; i++) {
ix = syserr_index[i].ix;
for (offset = 0; offset < syserr_index[i].n; offset++) {
MEMZERO(syserr_list[ix + offset].list, VALUE, syserr_list[ix + offset].n);
}
}
set_syserr(B_ERROR, "ERROR");
#else
syserr_list = ALLOC_N(VALUE, sys_nerr+1);
MEMZERO(syserr_list, VALUE, sys_nerr+1);
#endif
#ifdef EPERM
set_syserr(EPERM, "EPERM");
#endif
#ifdef ENOENT
set_syserr(ENOENT, "ENOENT");
#endif
#ifdef ESRCH
set_syserr(ESRCH, "ESRCH");
#endif
#ifdef EINTR
set_syserr(EINTR, "EINTR");
#endif
#ifdef EIO
set_syserr(EIO, "EIO");
#endif
#ifdef ENXIO
set_syserr(ENXIO, "ENXIO");
#endif
#ifdef E2BIG
set_syserr(E2BIG, "E2BIG");
#endif
#ifdef ENOEXEC
set_syserr(ENOEXEC, "ENOEXEC");
#endif
#ifdef EBADF
set_syserr(EBADF, "EBADF");
#endif
#ifdef ECHILD
set_syserr(ECHILD, "ECHILD");
#endif
#ifdef EAGAIN
set_syserr(EAGAIN, "EAGAIN");
#endif
#ifdef ENOMEM
set_syserr(ENOMEM, "ENOMEM");
#endif
#ifdef EACCES
set_syserr(EACCES, "EACCES");
#endif
#ifdef EFAULT
set_syserr(EFAULT, "EFAULT");
#endif
#ifdef ENOTBLK
set_syserr(ENOTBLK, "ENOTBLK");
#endif
#ifdef EBUSY
set_syserr(EBUSY, "EBUSY");
#endif
#ifdef EEXIST
set_syserr(EEXIST, "EEXIST");
#endif
#ifdef EXDEV
set_syserr(EXDEV, "EXDEV");
#endif
#ifdef ENODEV
set_syserr(ENODEV, "ENODEV");
#endif
#ifdef ENOTDIR
set_syserr(ENOTDIR, "ENOTDIR");
#endif
#ifdef EISDIR
set_syserr(EISDIR, "EISDIR");
#endif
#ifdef EINVAL
set_syserr(EINVAL, "EINVAL");
#endif
#ifdef ENFILE
set_syserr(ENFILE, "ENFILE");
#endif
#ifdef EMFILE
set_syserr(EMFILE, "EMFILE");
#endif
#ifdef ENOTTY
set_syserr(ENOTTY, "ENOTTY");
#endif
#ifdef ETXTBSY
set_syserr(ETXTBSY, "ETXTBSY");
#endif
#ifdef EFBIG
set_syserr(EFBIG, "EFBIG");
#endif
#ifdef ENOSPC
set_syserr(ENOSPC, "ENOSPC");
#endif
#ifdef ESPIPE
set_syserr(ESPIPE, "ESPIPE");
#endif
#ifdef EROFS
set_syserr(EROFS, "EROFS");
#endif
#ifdef EMLINK
set_syserr(EMLINK, "EMLINK");
#endif
#ifdef EPIPE
set_syserr(EPIPE, "EPIPE");
#endif
#ifdef EDOM
set_syserr(EDOM, "EDOM");
#endif
#ifdef ERANGE
set_syserr(ERANGE, "ERANGE");
#endif
#ifdef EDEADLK
set_syserr(EDEADLK, "EDEADLK");
#endif
#ifdef ENAMETOOLONG
set_syserr(ENAMETOOLONG, "ENAMETOOLONG");
#endif
#ifdef ENOLCK
set_syserr(ENOLCK, "ENOLCK");
#endif
#ifdef ENOSYS
set_syserr(ENOSYS, "ENOSYS");
#endif
#ifdef ENOTEMPTY
set_syserr(ENOTEMPTY, "ENOTEMPTY");
#endif
#ifdef ELOOP
set_syserr(ELOOP, "ELOOP");
#endif
#ifdef EWOULDBLOCK
set_syserr(EWOULDBLOCK, "EWOULDBLOCK");
#endif
#ifdef ENOMSG
set_syserr(ENOMSG, "ENOMSG");
#endif
#ifdef EIDRM
set_syserr(EIDRM, "EIDRM");
#endif
#ifdef ECHRNG
set_syserr(ECHRNG, "ECHRNG");
#endif
#ifdef EL2NSYNC
set_syserr(EL2NSYNC, "EL2NSYNC");
#endif
#ifdef EL3HLT
set_syserr(EL3HLT, "EL3HLT");
#endif
#ifdef EL3RST
set_syserr(EL3RST, "EL3RST");
#endif
#ifdef ELNRNG
set_syserr(ELNRNG, "ELNRNG");
#endif
#ifdef EUNATCH
set_syserr(EUNATCH, "EUNATCH");
#endif
#ifdef ENOCSI
set_syserr(ENOCSI, "ENOCSI");
#endif
#ifdef EL2HLT
set_syserr(EL2HLT, "EL2HLT");
#endif
#ifdef EBADE
set_syserr(EBADE, "EBADE");
#endif
#ifdef EBADR
set_syserr(EBADR, "EBADR");
#endif
#ifdef EXFULL
set_syserr(EXFULL, "EXFULL");
#endif
#ifdef ENOANO
set_syserr(ENOANO, "ENOANO");
#endif