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39 lines
1 KiB
C
39 lines
1 KiB
C
/*
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* A simple shell with some basic features.
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*
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* Sami Samhuri 0327342
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* January 31, 2006
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* CSC 360, Assignment 1
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*
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* utils.h
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* $Id: utils.h 184 2006-01-29 08:53:30Z sjs $
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*/
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#include <stdlib.h>
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#define DEBUG 1
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#define MSGLEN 255 /* soft limit on message lengths */
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/* these colours should be safe on dark and light backgrounds */
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#define BLUE "\033[1;34m"
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#define GREEN "\033[1;32m"
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#define YELLOW "\033[1;33m"
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#define RED "\033[1;31m"
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#define WHITE "\033[1;37m"
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#define CLEAR "\033[0;m"
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/* free an array/list's elements (then the array itself) */
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void free_array ( void **array );
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/* concatenate an array of strings, adding space between words */
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char *array_cat ( char **array );
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/* safe malloc & realloc, they exit on failure */
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void *myxmalloc ( size_t size );
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void *myxrealloc ( void *ptr, size_t size );
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#define xfree(ptr) if (ptr) free (ptr);
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/* this takes n_elems of the original array, in case of failure it will
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* free_array (n_elems, array) before exiting */
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void **array_realloc ( void **array, size_t size );
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