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annotate common/strhelp.h @ 113:02ad0922c01f

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author Sascha Wilde <wilde@intevation.de>
date Fri, 21 Mar 2014 17:12:53 +0100
parents 80ab2168760f
children c602d8cfa619
rev   line source
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6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
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1 #ifndef STRHELP_H
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2 #define STRHELP_H
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3 /* @file Helper functions for c strings and memory management
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4 *
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5 * strhelp contains terminating memory allocation functions and
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6 * some conveniance functions to work with c strings or arrays
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7 * of c strings.
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8 */
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9 void *xmalloc( size_t n );
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10 void *xrealloc( void *a, size_t n );
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11 void *xcalloc( size_t n, size_t m );
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12 char *xstrndup( const char *string, const size_t len );
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13
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14 /**
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15 * strv_length:
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16 * @str_array: a %NULL-terminated array of strings
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17 *
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18 * Returns the length of the given %NULL-terminated
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19 * string array @str_array.
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20 *
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21 * Return value: length of @str_array.
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22 *
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23 */
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24 unsigned int strv_length (char **str_array);
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25
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26 /* @brief append a string to a NULL terminated array of strings.
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27 *
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28 * @param[inout] array pointer to the NULL terminated list of string pointers.
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29 * @param[in] string pointer to the string to append to the list.
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30 * @param[in] len length of the string to append to the list
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31 * */
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32 void array_append_str(char ***pArray, const char *string, const size_t len);
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33
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34 /* @brief append a string to another string.
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35 *
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36 * @param[inout] pDst pointer to the string to be extended.
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37 * @param[inout] dst_len length of the dst string. Will be modified.
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38 * @param[in] appendage pointer to the string to append.
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39 * @param[in] len length of the string to append.
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40 * */
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41 void str_append_str(char **pDst, size_t *dst_len, const char *appendage,
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42 const size_t len);
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43
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44 void strfreev (char **str_array);
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45 #endif
http://wald.intevation.org/projects/trustbridge/