nginx 0.3.36 *) Feature: the ngx_http_addition_filter_module. *) Feature: the "proxy_pass" and "fastcgi_pass" directives may be used inside the "if" block. *) Feature: the "proxy_ignore_client_abort" and "fastcgi_ignore_client_abort" directives. *) Feature: the "$request_completion" variable. *) Feature: the ngx_http_perl_module supports the $r->request_method and $r->remote_addr. *) Feature: the ngx_http_ssi_module supports the "elif" command. *) Bugfix: the "\/" string in the expression of the "if" command of the ngx_http_ssi_module was treated incorrectly. *) Bugfix: in the regular expressions in the "if" command of the ngx_http_ssi_module. *) Bugfix: if the relative path was specified in the "client_body_temp_path", "proxy_temp_path", "fastcgi_temp_path", and "perl_modules" directives, then the directory was used relatively to a current path but not to a server prefix.

/*
 * Copyright (C) Igor Sysoev
 */


#include <ngx_config.h>
#include <ngx_core.h>


#if (NGX_HAVE_STRERROR_R)

u_char *ngx_strerror_r(int err, u_char *errstr, size_t size)
{
    if (size == 0) {
        return 0;
    }

    errstr[0] = '\0';

    strerror_r(err, (char *) errstr, size);

    while (*errstr && size) {
        errstr++;
        size--;
    }

    return errstr;
}

#elif (NGX_HAVE_GNU_STRERROR_R)

/* Linux strerror_r() */

u_char *ngx_strerror_r(int err, u_char *errstr, size_t size)
{
    char  *str;

    if (size == 0) {
        return 0;
    }

    errstr[0] = '\0';

    str = strerror_r(err, (char *) errstr, size);

    if (str != (char *) errstr) {
        return ngx_cpystrn(errstr, (u_char *) str, size);
    }

    while (*errstr && size) {
        errstr++;
        size--;
    }

    return errstr;
}

#endif