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Annotation of embedaddon/sudo/common/sudo_printf.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (c) 2010-2012 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: #include <stdio.h>
        !            21: #ifdef STDC_HEADERS
        !            22: # include <stdlib.h>
        !            23: # include <stddef.h>
        !            24: #else
        !            25: # ifdef HAVE_STDLIB_H
        !            26: #  include <stdlib.h>
        !            27: # endif
        !            28: #endif /* STDC_HEADERS */
        !            29: #include <stdarg.h>
        !            30: #include <errno.h>
        !            31: 
        !            32: #include "missing.h"
        !            33: #include "sudo_plugin.h"
        !            34: #include "sudo_debug.h"
        !            35: 
        !            36: int
        !            37: _sudo_printf(int msg_type, const char *fmt, ...)
        !            38: {
        !            39:     va_list ap;
        !            40:     char *buf;
        !            41:     int len = -1;
        !            42: 
        !            43:     switch (msg_type) {
        !            44:     case SUDO_CONV_INFO_MSG:
        !            45:        va_start(ap, fmt);
        !            46:        len = vfprintf(stdout, fmt, ap);
        !            47:        va_end(ap);
        !            48:        break;
        !            49:     case SUDO_CONV_ERROR_MSG:
        !            50:        va_start(ap, fmt);
        !            51:        len = vfprintf(stderr, fmt, ap);
        !            52:        va_end(ap);
        !            53:        break;
        !            54:     case SUDO_CONV_DEBUG_MSG:
        !            55:        /* XXX - add debug version of vfprintf()? */
        !            56:        va_start(ap, fmt);
        !            57:        len = vasprintf(&buf, fmt, ap);
        !            58:        va_end(ap);
        !            59:        if (len != -1)
        !            60:            sudo_debug_write(buf, len, 0);
        !            61:        break;
        !            62:     default:
        !            63:        errno = EINVAL;
        !            64:        break;
        !            65:     }
        !            66: 
        !            67:     return len;
        !            68: }
        !            69: 
        !            70: sudo_printf_t sudo_printf = _sudo_printf;