0,0 → 1,95 |
/* Copyright (c) 2008, Tim Post <tinkertim@gmail.com> |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions are met: |
* |
* Redistributions of source code must retain the above copyright notice, this |
* list of conditions and the following disclaimer. |
* |
* Redistributions in binary form must reproduce the above copyright notice, |
* this list of conditions and the following disclaimer in the documentation |
* and/or other materials provided with the distribution. |
* |
* Neither the name of the original program's authors nor the names of its |
* contributors may be used to endorse or promote products derived from this |
* software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
* POSSIBILITY OF SUCH DAMAGE. |
*/ |
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#include <stdio.h> |
#include <string.h> |
#include <stdlib.h> |
#include <unistd.h> |
#include <stdarg.h> |
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#include "config.h" |
#include "errors.h" |
#include "errstr.h" |
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/* Error printing, translation and handling functions */ |
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volatile int cli_lasterr = 0; |
extern volatile unsigned int cli_verbocity; |
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/* Look up errno in cl_errors and return the corresponding string. |
* Return NULL if not found */ |
char *err2str(int errno) |
{ |
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if (NULL != cl_errors[errno]) |
return cl_errors[errno]; |
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return (char *)NULL; |
} |
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/* Print an error report signifying errno, which is translated to |
* its corresponding human readable string. If errno > 0, raise the |
* cli_quit int that tells the main program loop to exit immediately */ |
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void cli_error(int errno, const char *fmt, ...) |
{ |
va_list vargs; |
va_start(vargs, fmt); |
vprintf(fmt, vargs); |
va_end(vargs); |
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if (NULL != err2str(errno)) |
printf(" (%s)\n", err2str(errno)); |
else |
printf(" (Unknown Error %d)\n", errno); |
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if (errno < 0) |
exit(EXIT_FAILURE); |
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} |
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/* Just a smart printf(), print the string only if cli_verbocity is high */ |
void cli_verbose(const char *fmt, ...) |
{ |
if (cli_verbocity) { |
va_list vargs; |
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printf("[*] "); |
va_start(vargs, fmt); |
vprintf(fmt, vargs); |
va_end(vargs); |
printf("\n"); |
} |
return; |
} |
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