77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
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#ifndef _EINA_STR_H
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#define _EINA_STR_H
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#include <stddef.h>
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#include <string.h>
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#include "eina_types.h"
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/**
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* @file eina_str.h
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* @brief Contains useful C string functions.
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*/
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/* strlcpy implementation for libc's lacking it */
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EAPI size_t eina_strlcpy(char *dst, const char *src, size_t siz);
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EAPI size_t eina_strlcat(char *dst, const char *src, size_t siz);
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EAPI int eina_str_has_prefix(const char *str, const char *prefix);
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EAPI int eina_str_has_suffix(const char *str, const char *suffix);
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EAPI int eina_str_has_extension(const char *str, const char *ext);
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EAPI char **eina_str_split(const char *string, const char *delimiter,
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int max_tokens);
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EAPI size_t eina_str_join_len(char *dst, size_t size, char sep, const char *a, size_t a_len, const char *b, size_t b_len);
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/**
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* Join two strings and store the result in @a dst buffer.
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*
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* Similar to eina_str_join_len(), but will compute the length of @a
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* and @a b using strlen().
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*
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* @param dst where to store the result.
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* @param size byte size of dst, will write at most (size - 1)
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* characters and then the '\0' (null terminator).
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* @param sep separator character to use.
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* @param a first string to use, before @a sep.
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* @param b second string to use, after @a sep.
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*
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* @return the number of characters printed (not including the
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* trailing '\0' used to end output to strings). Just like
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* snprintf(), it will not write more than @a size bytes, thus a
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* return value of @a size or more means that the output was
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* truncated.
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*
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* @see eina_str_join_len() and eina_str_join_static()
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*/
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static inline size_t eina_str_join(char *dst, size_t size, char sep, const char *a, const char *b)
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{
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return eina_str_join_len(dst, size, sep, a, strlen(a), b, strlen(b));
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}
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/**
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* Join two static strings and store the result in static @a dst buffer.
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*
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* Similar to eina_str_join_len(), but will assume string sizes are
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* know using sizeof(X).
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*
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* @param dst where to store the result.
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* @param sep separator character to use.
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* @param a first string to use, before @a sep.
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* @param b second string to use, after @a sep.
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*
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* @return the number of characters printed (not including the
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* trailing '\0' used to end output to strings). Just like
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* snprintf(), it will not write more than @a size bytes, thus a
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* return value of @a size or more means that the output was
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* truncated.
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*
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* @see eina_str_join() and eina_str_join_static()
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*/
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#define eina_str_join_static(dst, sep, a, b) eina_str_join_len(dst, sizeof(dst), sep, a, (sizeof(a) > 0) ? sizeof(a) - 1 : 0, b, (sizeof(b) > 0) ? sizeof(b) - 1 : 0)
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#endif /* EINA_STR_H */
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