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Annotation of embedaddon/sudo/plugins/sudoers/plugin_error.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (c) 2004-2005, 2010 Todd C. Miller <Todd.Miller@courtesan.com>
        !             3:  *
        !             4:  * Permission to use, copy, modify, and distribute this software for any
        !             5:  * purpose with or without fee is hereby granted, provided that the above
        !             6:  * copyright notice and this permission notice appear in all copies.
        !             7:  *
        !             8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !             9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            15:  */
        !            16: 
        !            17: #include <config.h>
        !            18: 
        !            19: #include <sys/types.h>
        !            20: 
        !            21: #include <errno.h>
        !            22: #include <stdio.h>
        !            23: #include <stdlib.h>
        !            24: #include <string.h>
        !            25: #include <setjmp.h>
        !            26: 
        !            27: #include "missing.h"
        !            28: #include "alloc.h"
        !            29: #include "error.h"
        !            30: #include "sudo_plugin.h"
        !            31: 
        !            32: #define DEFAULT_TEXT_DOMAIN    "sudoers"
        !            33: #include "gettext.h"
        !            34: 
        !            35: static void _warning(int, const char *, va_list);
        !            36:        void plugin_cleanup(int);
        !            37: 
        !            38: sigjmp_buf error_jmp;
        !            39: 
        !            40: extern sudo_conv_t sudo_conv;
        !            41: 
        !            42: void
        !            43: error(int eval, const char *fmt, ...)
        !            44: {
        !            45:     va_list ap;
        !            46: 
        !            47:     va_start(ap, fmt);
        !            48:     _warning(1, fmt, ap);
        !            49:     va_end(ap);
        !            50:     plugin_cleanup(0);
        !            51:     siglongjmp(error_jmp, eval);
        !            52: }
        !            53: 
        !            54: void
        !            55: errorx(int eval, const char *fmt, ...)
        !            56: {
        !            57:     va_list ap;
        !            58: 
        !            59:     va_start(ap, fmt);
        !            60:     _warning(0, fmt, ap);
        !            61:     va_end(ap);
        !            62:     plugin_cleanup(0);
        !            63:     siglongjmp(error_jmp, eval);
        !            64: }
        !            65: 
        !            66: void
        !            67: warning(const char *fmt, ...)
        !            68: {
        !            69:     va_list ap;
        !            70: 
        !            71:     va_start(ap, fmt);
        !            72:     _warning(1, fmt, ap);
        !            73:     va_end(ap);
        !            74: }
        !            75: 
        !            76: void
        !            77: warningx(const char *fmt, ...)
        !            78: {
        !            79:     va_list ap;
        !            80:     va_start(ap, fmt);
        !            81:     _warning(0, fmt, ap);
        !            82:     va_end(ap);
        !            83: }
        !            84: 
        !            85: static void
        !            86: _warning(int use_errno, const char *fmt, va_list ap)
        !            87: {
        !            88:     struct sudo_conv_message msg[6];
        !            89:     struct sudo_conv_reply repl[6];
        !            90:     char *str;
        !            91:     int nmsgs = 4;
        !            92: 
        !            93:     evasprintf(&str, fmt, ap);
        !            94: 
        !            95:     /* Call conversation function */
        !            96:     memset(&msg, 0, sizeof(msg));
        !            97:     msg[0].msg_type = SUDO_CONV_ERROR_MSG;
        !            98:     msg[0].msg = getprogname();
        !            99:     msg[1].msg_type = SUDO_CONV_ERROR_MSG;
        !           100:     msg[1].msg = _(": ");
        !           101:     msg[2].msg_type = SUDO_CONV_ERROR_MSG;
        !           102:     msg[2].msg = str;
        !           103:     if (use_errno) {
        !           104:        msg[3].msg_type = SUDO_CONV_ERROR_MSG;
        !           105:        msg[3].msg = _(": ");
        !           106:        msg[4].msg_type = SUDO_CONV_ERROR_MSG;
        !           107:        msg[4].msg = strerror(errno);
        !           108:        nmsgs = 6;
        !           109:     }
        !           110:     msg[nmsgs - 1].msg_type = SUDO_CONV_ERROR_MSG;
        !           111:     msg[nmsgs - 1].msg = "\n";
        !           112:     memset(&repl, 0, sizeof(repl));
        !           113:     sudo_conv(nmsgs, msg, repl);
        !           114:     efree(str);
        !           115: }