Initial version.

src/nxt_errno.h

@@ -0,0 +1,88 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ */
+
+#ifndef _NXT_UNIX_ERRNO_H_INCLUDED_
+#define _NXT_UNIX_ERRNO_H_INCLUDED_
+
+
+typedef int                        nxt_err_t;
+
+
+#define NXT_EPERM                  EPERM
+#define NXT_ENOENT                 ENOENT
+#define NXT_ENOPATH                ENOENT
+#define NXT_ESRCH                  ESRCH
+#define NXT_EINTR                  EINTR
+#define NXT_ECHILD                 ECHILD
+#define NXT_ENOMEM                 ENOMEM
+#define NXT_EACCES                 EACCES
+#define NXT_EBUSY                  EBUSY
+#define NXT_EEXIST                 EEXIST
+#define NXT_EXDEV                  EXDEV
+#define NXT_ENOTDIR                ENOTDIR
+#define NXT_EISDIR                 EISDIR
+#define NXT_EINVAL                 EINVAL
+#define NXT_ENOSPC                 ENOSPC
+#define NXT_EPIPE                  EPIPE
+#define NXT_EINPROGRESS            EINPROGRESS
+#define NXT_EOPNOTSUPP             EOPNOTSUPP
+#define NXT_EADDRINUSE             EADDRINUSE
+#define NXT_ECONNABORTED           ECONNABORTED
+#define NXT_ECONNRESET             ECONNRESET
+#define NXT_ENOTCONN               ENOTCONN
+#define NXT_ETIMEDOUT              ETIMEDOUT
+#define NXT_ECONNREFUSED           ECONNREFUSED
+#define NXT_ENAMETOOLONG           ENAMETOOLONG
+#define NXT_ENETDOWN               ENETDOWN
+#define NXT_ENETUNREACH            ENETUNREACH
+#define NXT_EHOSTDOWN              EHOSTDOWN
+#define NXT_EHOSTUNREACH           EHOSTUNREACH
+#define NXT_ENOSYS                 ENOSYS
+#define NXT_ECANCELED              ECANCELED
+#define NXT_EILSEQ                 EILSEQ
+#define NXT_ETIME                  ETIME
+#define NXT_ENOMOREFILES           0
+
+#if (NXT_HPUX)
+/* HP-UX uses EWOULDBLOCK instead of EAGAIN. */
+#define NXT_EAGAIN                 EWOULDBLOCK
+#else
+#define NXT_EAGAIN                 EAGAIN
+#endif
+
+
+#define NXT_OK                     0
+#define NXT_ERROR                  (-1)
+#define NXT_AGAIN                  (-2)
+#define NXT_DECLINED               (-3)
+#define NXT_DONE                   (-4)
+
+
+#define                                                                       \
+nxt_errno                                                                     \
+    errno
+
+#define                                                                       \
+nxt_socket_errno                                                              \
+    errno
+
+#define                                                                       \
+nxt_set_errno(err)                                                            \
+    errno = err
+
+#define                                                                       \
+nxt_set_socket_errno(err)                                                     \
+    errno = err
+
+
+nxt_int_t nxt_strerror_start(void);
+
+
+typedef u_char *(*nxt_strerror_t)(nxt_err_t err, u_char *errstr, size_t size);
+extern nxt_strerror_t  nxt_strerror;
+
+
+#endif /* _NXT_UNIX_ERRNO_H_INCLUDED_ */