dav: comparison ucx/cx/string.h

-:38800d479cd4
+:e86049631677
 #include "common.h"
 #include "allocator.h"
 #include <string.h>
+/** Convenience macro for creating a null string */
+#define CX_NULLSTR cx_mutstr(NULL)
 /** Expands a UCX string as printf arguments. */
 #define CX_SFMT(s) (int) (s).length, (s).ptr
 /** Format specifier for a UCX string */
 * @param cstring the string to wrap (must be zero-terminated)
 * @return the wrapped string
 *
 * @see cx_mutstrn()
 */
-cx_attr_nodiscard cx_attr_cstr_arg(1)
+CX_NODISCARD CX_CSTR_ARG(1)
 CX_INLINE cxmutstr cx_mutstr(char *cstring) {
 cxmutstr str;
 str.ptr = cstring;
 str.length = cstring == NULL ? 0 : strlen(cstring);
 return str;
 * @param length   the length of the string
 * @return the wrapped string
 *
 * @see cx_mutstr()
 */
-cx_attr_nodiscard cx_attr_access_rw(1, 2)
+CX_NODISCARD CX_ACCESS_RW(1, 2)
 CX_INLINE cxmutstr cx_mutstrn(char *cstring, size_t length) {
 cxmutstr str;
 str.ptr = cstring;
 str.length = length;
 return str;
 * @param cstring the string to wrap (must be zero-terminated)
 * @return the wrapped string
 *
 * @see cx_strn()
 */
-cx_attr_nodiscard cx_attr_cstr_arg(1)
+CX_NODISCARD CX_CSTR_ARG(1)
 CX_INLINE cxstring cx_str(const char *cstring) {
 cxstring str;
 str.ptr = cstring;
 str.length = cstring == NULL ? 0 : strlen(cstring);
 return str;
 * @param length   the length of the string
 * @return the wrapped string
 *
 * @see cx_str()
 */
-cx_attr_nodiscard cx_attr_access_r(1, 2)
+CX_NODISCARD CX_ACCESS_R(1, 2)
 CX_INLINE cxstring cx_strn(const char *cstring, size_t length) {
 cxstring str;
 str.ptr = cstring;
 str.length = length;
 return str;
 }
 #ifdef __cplusplus
-cx_attr_nodiscard
+CX_NODISCARD
-CX_CPPDECL cxstring cx_strcast(cxmutstr str) {
+CX_CPPDECL cxmutstr cx_strcast_m(cxmutstr str) {
+return str;
+}
+CX_NODISCARD
+CX_CPPDECL cxstring cx_strcast_m(cxstring str) {
+return str;
+}
+CX_NODISCARD
+CX_CPPDECL cxmutstr cx_strcast_m(char *str) {
+return cx_mutstr(str);
+}
+CX_NODISCARD
+CX_CPPDECL cxmutstr cx_strcast_m(unsigned char *str) {
+return cx_mutstr(reinterpret_cast<char*>(str));
+}
+CX_NODISCARD
+CX_CPPDECL cxstring cx_strcast_m(const char *str) {
+return cx_str(str);
+}
+CX_NODISCARD
+CX_CPPDECL cxstring cx_strcast_m(const unsigned char *str) {
+return cx_str(reinterpret_cast<const char*>(str));
+}
+CX_NODISCARD
+CX_CPPDECL cxstring cx_strcast_(cxmutstr str) {
 return cx_strn(str.ptr, str.length);
 }
-cx_attr_nodiscard
+CX_NODISCARD
-CX_CPPDECL cxstring cx_strcast(cxstring str) {
+CX_CPPDECL cxstring cx_strcast_(cxstring str) {
 return str;
 }
-cx_attr_nodiscard
+#define cx_strcast(s) cx_strcast_(cx_strcast_m(s))
-CX_CPPDECL cxstring cx_strcast(const char *str) {
-return cx_str(str);
-}
-cx_attr_nodiscard
-CX_CPPDECL cxstring cx_strcast(const unsigned char *str) {
-return cx_str(reinterpret_cast<const char*>(str));
-}
-extern "C" {
 #else
 /**
 * Internal function, do not use.
 * @param str
 * @return
+* @see cx_strcast_m()
 * @see cx_strcast()
 */
-cx_attr_nodiscard
+CX_NODISCARD
-CX_INLINE cxstring cx_strcast_m(cxmutstr str) {
+CX_INLINE cxmutstr cx_strcast_cxms(cxmutstr str) {
-return (cxstring) {str.ptr, str.length};
+return str;
 }
 /**
 * Internal function, do not use.
 * @param str
 * @return
+* @see cx_strcast_m()
 * @see cx_strcast()
 */
-cx_attr_nodiscard
+CX_NODISCARD
-CX_INLINE cxstring cx_strcast_c(cxstring str) {
+CX_INLINE cxstring cx_strcast_cxs(cxstring str) {
 return str;
 }
 /**
 * Internal function, do not use.
 * @param str
 * @return
+* @see cx_strcast_m()
 * @see cx_strcast()
 */
-cx_attr_nodiscard
+CX_NODISCARD
-CX_INLINE cxstring cx_strcast_u(const unsigned char *str) {
+CX_INLINE cxmutstr cx_strcast_uc(unsigned char *str) {
-return cx_str((const char*)str);
+return cx_mutstr((char*)str);
 }
 /**
 * Internal function, do not use.
 * @param str
 * @return
+* @see cx_strcast_m()
 * @see cx_strcast()
 */
-cx_attr_nodiscard
+CX_NODISCARD
-CX_INLINE cxstring cx_strcast_z(const char *str) {
+CX_INLINE cxmutstr cx_strcast_c(char *str) {
+return cx_mutstr(str);
+}
+/**
+* Internal function, do not use.
+* @param str
+* @return
+* @see cx_strcast_m()
+* @see cx_strcast()
+*/
+CX_NODISCARD
+CX_INLINE cxstring cx_strcast_ucc(const unsigned char *str) {
+return cx_str((const char*)str);
+}
+/**
+* Internal function, do not use.
+* @param str
+* @return
+* @see cx_strcast_m()
+* @see cx_strcast()
+*/
+CX_NODISCARD
+CX_INLINE cxstring cx_strcast_cc(const char *str) {
 return cx_str(str);
 }
 /**
 * Wraps any string into an UCX string.
 *
 * @param str (any supported string type) the string to cast
-* @return (@c cxstring) the string wrapped as UCX string
+* @return (@c cxstring) or (@c cxmutstr) the string wrapped as UCX string
 */
-#define cx_strcast(str) _Generic((str), \
+#define cx_strcast_m(str) _Generic((str), \
-cxmutstr: cx_strcast_m, \
+cxstring: cx_strcast_cxs, \
-cxstring: cx_strcast_c, \
+cxmutstr: cx_strcast_cxms, \
-const unsigned char*: cx_strcast_u, \
+const unsigned char*: cx_strcast_ucc, \
-unsigned char *: cx_strcast_u, \
+unsigned char *: cx_strcast_uc, \
-const char*: cx_strcast_z, \
+const char*: cx_strcast_cc, \
-char *: cx_strcast_z) (str)
+char *: cx_strcast_c) (str)
+/**
+* Internal function, do not use.
+* @param str
+* @return
+*/
+CX_INLINE cxstring cx_strcast_1(cxmutstr str) {
+return (cxstring){str.ptr, str.length};
+}
+/**
+* Internal function, do not use.
+* @param str
+* @return
+*/
+CX_INLINE cxstring cx_strcast_2(cxstring str) {
+return str;
+}
+/** internal conversion macro */
+#define cx_strcast_(str) _Generic((str), \
+cxmutstr: cx_strcast_1, \
+cxstring: cx_strcast_2)(str)
+/**
+* Converts any string to a cxstring.
+*
+* @param str (any supported string type) the string to cast
+* @return he string converted to a (@c cxstring)
+*/
+#define cx_strcast(str) cx_strcast_(cx_strcast_m(str))
 #endif
+/**
+* Casts away constness and converts a cxstring to a cxmutstr.
+* For internal use only!
+* @param str
+* @return
+*/
+CX_INLINE cxmutstr cx_mutstrcast(cxstring str) {
+cxmutstr s;
+s.ptr = (char*)str.ptr;
+s.length = str.length;
+return s;
+}
 /**
 * Passes the pointer in this string to the cxDefaultAllocator's @c free() function.
 *
 * The pointer in the struct is set to @c NULL, and the length is set to zero,
 * you ever have a <code>const char*</code> you are really supposed to free.
 * If you encounter such a situation, you should double-check your code.
 *
 * @param str the string to free
 */
-CX_EXPORT void cx_strfree(cxmutstr *str);
+CX_EXTERN
+void cx_strfree(cxmutstr *str);
 /**
 * Passes the pointer in this string to the allocator's free function.
 *
 * The pointer in the struct is set to @c NULL, and the length is set to zero,
 * If you encounter such a situation, you should double-check your code.
 *
 * @param alloc the allocator
 * @param str the string to free
 */
-cx_attr_nonnull_arg(1)
+CX_EXTERN CX_NONNULL_ARG(1)
-CX_EXPORT void cx_strfree_a(const CxAllocator *alloc, cxmutstr *str);
+void cx_strfree_a(const CxAllocator *alloc, cxmutstr *str);
 /**
 * Copies a string.
 *
-* The memory in the @p dest structure is either allocated or re-allocated to fit the entire
+* Internal function - do not use.
-* source string, including a zero-terminator.
-*
-* The string in @p dest is guaranteed to be zero-terminated, regardless of whether @p src is.
 *
 * @param alloc the allocator
 * @param dest a pointer to the structure where to copy the contents to
 * @param src the source string
 *
 * @retval zero success
 * @retval non-zero if re-allocation failed
-*/
+* @see cx_strcpy_a()
-cx_attr_nonnull_arg(1)
+*/
-CX_EXPORT int cx_strcpy_a(const CxAllocator *alloc, cxmutstr *dest, cxstring src);
+CX_EXTERN CX_NONNULL_ARG(1)
+int cx_strcpy_a_(const CxAllocator *alloc, cxmutstr *dest, cxstring src);
 /**
 * Copies a string.
 *
 * The memory in the @p dest structure is either allocated or re-allocated to fit the entire
 * source string, including a zero-terminator.
 *
 * The string in @p dest is guaranteed to be zero-terminated, regardless of whether @p src is.
 *
+* @param alloc (@c CxAllocator*) the allocator
 * @param dest (@c cxmutstr*) a pointer to the structure where to copy the contents to
-* @param src (@c cxstring) the source string
+* @param src the source string
-*
+* @retval zero success
+* @retval non-zero if re-allocation failed
+*/
+#define cx_strcpy_a(alloc, dest, src) cx_strcpy_a_(alloc, dest, cx_strcast(src))
+/**
+* Copies a string.
+*
+* The memory in the @p dest structure is either allocated or re-allocated to fit the entire
+* source string, including a zero-terminator.
+*
+* The string in @p dest is guaranteed to be zero-terminated, regardless of whether @p src is.
+*
+* @param dest (@c cxmutstr*) a pointer to the structure where to copy the contents to
+* @param src the source string
 * @retval zero success
 * @retval non-zero if re-allocation failed
 */
 #define cx_strcpy(dest, src) cx_strcpy_a(cxDefaultAllocator, dest, src)
 *
 * @param count    the total number of specified strings
 * @param ...      all strings
 * @return the accumulated length of all strings
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT size_t cx_strlen(size_t count, ...);
+size_t cx_strlen(size_t count, ...);
 /**
 * Concatenates strings.
 *
 * The resulting string will be allocated by the specified allocator.
 * So developers @em must pass the return value to cx_strfree_a() eventually.
 *
 * If @p str already contains a string, the memory will be reallocated and
 * the other strings are appended. Otherwise, new memory is allocated.
-*
-* If memory allocation fails, the pointer in the returned string will
-* be @c NULL. Depending on the allocator, @c errno might be set.
 *
 * @note It is guaranteed that there is only one allocation for the
 * resulting string.
 * It is also guaranteed that the returned string is zero-terminated.
+* If allocation fails, the @c ptr in the returned string will be @c NULL.
 *
 * @param alloc the allocator to use
 * @param str   the string the other strings shall be concatenated to
 * @param count the number of the other following strings to concatenate
 * @param ...   all other UCX strings
 * @return the concatenated string
 */
-cx_attr_nodiscard cx_attr_nonnull
+CX_EXTERN CX_NONNULL
-CX_EXPORT cxmutstr cx_strcat_ma(const CxAllocator *alloc,
+cxmutstr cx_strcat_a(const CxAllocator *alloc,
 cxmutstr str, size_t count, ...);
 /**
 * Concatenates strings and returns a new string.
 *
-* The resulting string will be allocated by the specified allocator.
+* The resulting string will be allocated by the cxDefaultAllocator.
-* So developers @em must pass the return value to cx_strfree_a() eventually.
+* So developers @em must pass the return value to cx_strfree() eventually.
-*
-* If memory allocation fails, the pointer in the returned string will
-* be @c NULL. Depending on the allocator, @c errno might be set.
 *
 * @note It is guaranteed that there is only one allocation for the
 * resulting string.
 * It is also guaranteed that the returned string is zero-terminated.
-*
+* If allocation fails, the @c ptr in the returned string will be @c NULL.
-* @param alloc (@c CxAllocator*) the allocator to use
+*
-* @param count (@c size_t) the number of the other following strings to concatenate
+* @param str (@c cxmutstr*) the string the other strings shall be concatenated to
-* @param ...   all other UCX strings
-* @return (@c cxmutstr) the concatenated string
-*/
-#define cx_strcat_a(alloc, count, ...) \
-cx_strcat_ma(alloc, cx_mutstrn(NULL, 0), count, __VA_ARGS__)
-/**
-* Concatenates strings and returns a new string.
-*
-* The resulting string will be allocated by the cxDefaultAllocator.
-* So developers @em must pass the return value to cx_strfree() eventually.
-*
-* If memory allocation fails, the pointer in the returned string will
-* be @c NULL and @c errno might be set.
-*
-* @note It is guaranteed that there is only one allocation for the
-* resulting string.
-* It is also guaranteed that the returned string is zero-terminated.
-*
 * @param count (@c size_t) the number of the other following strings to concatenate
 * @param ... all other UCX strings
-* @return (@c cxmutstr) the concatenated string
+* @return the concatenated string
 */
-#define cx_strcat(count, ...) \
+#define cx_strcat(str, count, ...) \
-cx_strcat_ma(cxDefaultAllocator, cx_mutstrn(NULL, 0), count, __VA_ARGS__)
+cx_strcat_a(cxDefaultAllocator, str, count, __VA_ARGS__)
 /**
-* Concatenates strings.
+* Returns a substring.
 *
-* The resulting string will be allocated by the cxDefaultAllocator.
+* Internal function - do not use.
-* So developers @em must pass the return value to cx_strfree() eventually.
-*
-* If @p str already contains a string, the memory will be reallocated and
-* the other strings are appended. Otherwise, new memory is allocated.
-*
-* If memory allocation fails, the pointer in the returned string will
-* be @c NULL and @c errno might be set.
-*
-* @note It is guaranteed that there is only one allocation for the
-* resulting string.
-* It is also guaranteed that the returned string is zero-terminated.
-*
-* @param str (@c cxmutstr) the string the other strings shall be concatenated to
-* @param count (@c size_t) the number of the other following strings to concatenate
-* @param ... all other strings
-* @return (@c cxmutstr) the concatenated string
-*/
-#define cx_strcat_m(str, count, ...) \
-cx_strcat_ma(cxDefaultAllocator, str, count, __VA_ARGS__)
-/**
-* Returns a substring starting at the specified location.
-*
-* @attention the new string references the same memory area as the
-* input string and is usually @em not zero-terminated.
-* Use cx_strdup() to get a copy.
-*
-* @param string input string
-* @param start  start location of the substring
-* @return a substring of @p string starting at @p start
-*
-* @see cx_strsubsl()
-* @see cx_strsubs_m()
-* @see cx_strsubsl_m()
-*/
-cx_attr_nodiscard
-CX_EXPORT cxstring cx_strsubs(cxstring string, size_t start);
-/**
-* Returns a substring starting at the specified location.
-*
-* The returned string will be limited to @p length bytes or the number
-* of bytes available in @p string, whichever is smaller.
-*
-* @attention the new string references the same memory area as the
-* input string and is usually @em not zero-terminated.
-* Use cx_strdup() to get a copy.
 *
 * @param string input string
 * @param start  start location of the substring
 * @param length the maximum length of the returned string
 * @return a substring of @p string starting at @p start
-*
+* @see cx_strsubsl()
-* @see cx_strsubs()
+*/
-* @see cx_strsubs_m()
+CX_EXTERN CX_NODISCARD
-* @see cx_strsubsl_m()
+cxstring cx_strsubsl_(cxstring string, size_t start, size_t length);
-*/
-cx_attr_nodiscard
+/**
-CX_EXPORT cxstring cx_strsubsl(cxstring string, size_t start, size_t length);
+* Returns a substring.
+*
-/**
+* Internal function - do not use.
-* Returns a substring starting at the specified location.
-*
-* @attention the new string references the same memory area as the
-* input string and is usually @em not zero-terminated.
-* Use cx_strdup() to get a copy.
 *
 * @param string input string
 * @param start  start location of the substring
 * @return a substring of @p string starting at @p start
-*
-* @see cx_strsubsl_m()
 * @see cx_strsubs()
+*/
+CX_EXTERN CX_NODISCARD
+cxstring cx_strsubs_(cxstring string, size_t start);
+/**
+* Internal conversion function - do not use.
+* @param string
+* @param start
+* @return
+*/
+CX_INLINE
+cxmutstr cx_strsubs_m_(cxmutstr string, size_t start) {
+return cx_mutstrcast(cx_strsubs_(cx_strcast(string), start));
+}
+/**
+* Internal conversion function - do not use.
+* @param string
+* @param start
+* @param length
+* @return
+*/
+CX_INLINE
+cxmutstr cx_strsubsl_m_(cxmutstr string, size_t start, size_t length) {
+return cx_mutstrcast(cx_strsubsl_(cx_strcast(string), start, length));
+}
+#ifdef __cplusplus
+CX_CPPDECL cxstring cx_strsubs_cpp_(cxstring string, size_t start) {
+return cx_strsubs_(string, start);
+}
+CX_CPPDECL cxstring cx_strsubsl_cpp_(cxstring string, size_t start, size_t length) {
+return cx_strsubsl_(string, start, length);
+}
+CX_CPPDECL cxmutstr cx_strsubs_cpp_(cxmutstr string, size_t start) {
+return cx_strsubs_m_(string, start);
+}
+CX_CPPDECL cxmutstr cx_strsubsl_cpp_(cxmutstr string, size_t start, size_t length) {
+return cx_strsubsl_m_(string, start, length);
+}
+#define cx_strsubs(string, start) cx_strsubs_cpp_(cx_strcast_m(string), start)
+#define cx_strsubsl(string, start, length) cx_strsubsl_cpp_(cx_strcast_m(string), start, length)
+#else
+/**
+* Returns a substring starting at the specified location.
+*
+* @attention the new string references the same memory area as the
+* input string and is @em not zero-terminated.
+* Use cx_strdup() to get a copy.
+*
+* @param string input string
+* @param start (@c size_t) start location of the substring
+* @return (@c cxstring or @c cxmutstr) a substring of @p string starting at @p start
+*
 * @see cx_strsubsl()
 */
-cx_attr_nodiscard
+#define cx_strsubs(string, start) _Generic(cx_strcast_m(string), \
-CX_EXPORT cxmutstr cx_strsubs_m(cxmutstr string, size_t start);
+cxstring: cx_strsubs_, \
+cxmutstr: cx_strsubs_m_)(cx_strcast_m(string), start)
 /**
 * Returns a substring starting at the specified location.
 *
 * The returned string will be limited to @p length bytes or the number
 * @param string input string
 * @param start  start location of the substring
 * @param length the maximum length of the returned string
 * @return a substring of @p string starting at @p start
 *
-* @see cx_strsubs_m()
 * @see cx_strsubs()
-* @see cx_strsubsl()
+*/
-*/
+#define cx_strsubsl(string, start, length) _Generic(cx_strcast_m(string), \
-cx_attr_nodiscard
+cxstring: cx_strsubsl_, \
-CX_EXPORT cxmutstr cx_strsubsl_m(cxmutstr string, size_t start, size_t length);
+cxmutstr: cx_strsubsl_m_)(cx_strcast_m(string), start, length)
+#endif
+/**
+* Returns the character at the specified index offset.
+*
+* Internal function - do not use.
+*
+* @param str the string
+* @param index the index offset
+* @return the character at the index
+* @see cx_strat()
+*/
+CX_INLINE
+char cx_strat_(cxstring str, off_t index) {
+size_t i;
+if (index >= 0) {
+i = index;
+} else {
+i = (size_t) (str.length + index);
+}
+if (i >= str.length) {
+return '\0';
+}
+return str.ptr[i];
+}
+/**
+* Returns the character at the specified index offset.
+*
+* When the @p index is negative, the character is counted from the end of the
+* string where -1 denotes the last character in the string.
+*
+* When the @p index is out of bounds, the function returns zero.
+*
+* @param str the string
+* @param index the index offset
+* @return the character at the index
+* @see cx_strat()
+*/
+#define cx_strat(str, index) cx_strat_(cx_strcast(str), index)
+/**
+* Searches for a character in a string.
+* Internal function - do not use.
+* @param string
+* @param chr
+* @return
+* @see cx_strchr()
+*/
+CX_EXTERN CX_NODISCARD
+cxstring cx_strchr_(cxstring string, int chr);
+/**
+* Searches for a character in a string.
+* Internal function - do not use.
+* @param string
+* @param chr
+* @return
+* @see cx_strrchr()
+*/
+CX_EXTERN CX_NODISCARD
+cxstring cx_strrchr_(cxstring string, int chr);
+#ifdef __cplusplus
+CX_CPPDECL cxstring cx_strchr_cpp_(cxstring string, int chr) {
+return cx_strchr_(string, chr);
+}
+CX_CPPDECL cxmutstr cx_strchr_cpp_(cxmutstr string, int chr) {
+return cx_mutstrcast(cx_strchr_(cx_strcast(string), chr));
+}
+#define cx_strchr(s, chr) cx_strchr_cpp_(cx_strcast_m(s), chr)
+CX_CPPDECL cxstring cx_strrchr_cpp_(cxstring string, int chr) {
+return cx_strrchr_(string, chr);
+}
+CX_CPPDECL cxmutstr cx_strrchr_cpp_(cxmutstr string, int chr) {
+return cx_mutstrcast(cx_strrchr_(cx_strcast(string), chr));
+}
+#define cx_strrchr(s, chr) cx_strrchr_cpp_(cx_strcast_m(s), chr)
+#else
+/**
+* Internal conversion function - do not use.
+* @param string
+* @param chr
+* @return
+*/
+CX_INLINE cxmutstr cx_strchr_m_(cxmutstr string, int chr) {
+return cx_mutstrcast(cx_strchr_(cx_strcast(string), chr));
+}
+/**
+* Internal conversion function - do not use.
+* @param string
+* @param chr
+* @return
+*/
+CX_INLINE  cxmutstr cx_strrchr_m_(cxmutstr string, int chr) {
+return cx_mutstrcast(cx_strrchr_(cx_strcast(string), chr));
+}
 /**
 * Returns a substring starting at the location of the first occurrence of the
 * specified character.
 *
 * If the string does not contain the character, an empty string is returned.
 *
 * @param string the string where to locate the character
-* @param chr    the character to locate
+* @param chr (@c int) the character to locate
-* @return       a substring starting at the first location of @p chr
+* @return (@c cxstring or @c cxmutstr) a substring starting at the first
-*
+* location of @p chr
-* @see cx_strchr_m()
+*/
-*/
+#define cx_strchr(string, chr) _Generic(cx_strcast_m(string), \
-cx_attr_nodiscard
+cxstring: cx_strchr_, \
-CX_EXPORT cxstring cx_strchr(cxstring string, int chr);
+cxmutstr: cx_strchr_m_)(cx_strcast_m(string), chr)
-/**
-* Returns a substring starting at the location of the first occurrence of the
-* specified character.
-*
-* If the string does not contain the character, an empty string is returned.
-*
-* @param string the string where to locate the character
-* @param chr    the character to locate
-* @return       a substring starting at the first location of @p chr
-*
-* @see cx_strchr()
-*/
-cx_attr_nodiscard
-CX_EXPORT cxmutstr cx_strchr_m(cxmutstr string, int chr);
 /**
 * Returns a substring starting at the location of the last occurrence of the
 * specified character.
 *
 * If the string does not contain the character, an empty string is returned.
 *
 * @param string the string where to locate the character
-* @param chr    the character to locate
+* @param chr (@c int) the character to locate
-* @return       a substring starting at the last location of @p chr
+* @return (@c cxstring or @c cxmutstr) a substring starting at the last
-*
+* location of @p chr
-* @see cx_strrchr_m()
+*/
-*/
+#define cx_strrchr(string, chr) _Generic(cx_strcast_m(string), \
-cx_attr_nodiscard
+cxstring: cx_strrchr_, \
-CX_EXPORT cxstring cx_strrchr(cxstring string, int chr);
+cxmutstr: cx_strrchr_m_)(cx_strcast_m(string), chr)
+#endif
-/**
-* Returns a substring starting at the location of the last occurrence of the
+/**
-* specified character.
+* Searches for a specific substring.
 *
-* If the string does not contain the character, an empty string is returned.
+* Internal function - do not use.
 *
-* @param string the string where to locate the character
+* @param haystack the string to be scanned
-* @param chr    the character to locate
+* @param needle string containing the sequence of characters to match
-* @return       a substring starting at the last location of @p chr
+* @return a substring starting at the first occurrence of @p needle,
-*
+* or an empty string, if the sequence is not contained
-* @see cx_strrchr()
+* @see cx_strstr()
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT cxmutstr cx_strrchr_m(cxmutstr string, int chr);
+cxstring cx_strstr_(cxstring haystack, cxstring needle);
+#ifdef __cplusplus
+CX_CPPDECL cxstring cx_strstr_cpp_(cxstring haystack, cxstring needle) {
+return cx_strstr_(haystack, needle);
+}
+CX_CPPDECL cxmutstr cx_strstr_cpp_(cxmutstr haystack, cxstring needle) {
+return cx_mutstrcast(cx_strstr_(cx_strcast(haystack), needle));
+}
+#define cx_strstr(h,n) cx_strstr_cpp_(cx_strcast_m(h), cx_strcast(n))
+#else
+/**
+* Internal conversion - do not use.
+* @param haystack
+* @param needle
+* @return
+*/
+CX_INLINE  cxmutstr cx_strstr_m_(cxmutstr haystack, cxstring needle) {
+return cx_mutstrcast(cx_strstr_(cx_strcast(haystack), needle));
+}
 /**
 * Returns a substring starting at the location of the first occurrence of the
 * specified string.
 *
 *
 * If @p needle is an empty string, the complete @p haystack is
 * returned.
 *
 * @param haystack the string to be scanned
-* @param needle  string containing the sequence of characters to match
+* @param needle string containing the sequence of characters to match
-* @return       a substring starting at the first occurrence of
+* @return (@c cxstring or @c cxmutstr) a substring starting at the first
-*               @p needle, or an empty string, if the sequence is not
+* occurrence of @p needle, or an empty string, if the sequence is not contained
-*               contained
+*/
-* @see cx_strstr_m()
+#define cx_strstr(haystack, needle) _Generic(cx_strcast_m(haystack), \
-*/
+cxstring: cx_strstr_,\
-cx_attr_nodiscard
+cxmutstr: cx_strstr_m_)(cx_strcast_m(haystack), cx_strcast(needle))
-CX_EXPORT cxstring cx_strstr(cxstring haystack, cxstring needle);
+#endif
-/**
-* Returns a substring starting at the location of the first occurrence of the
-* specified string.
-*
-* If @p haystack does not contain @p needle, an empty string is returned.
-*
-* If @p needle is an empty string, the complete @p haystack is
-* returned.
-*
-* @param haystack the string to be scanned
-* @param needle  string containing the sequence of characters to match
-* @return       a substring starting at the first occurrence of
-*               @p needle, or an empty string, if the sequence is not
-*               contained
-* @see cx_strstr()
-*/
-cx_attr_nodiscard
-CX_EXPORT cxmutstr cx_strstr_m(cxmutstr haystack, cxstring needle);
 /**
 * Splits a given string using a delimiter string.
 *
-* @note The resulting array contains strings that point to the source
+* Internal function - do not use.
-* @p string. Use cx_strdup() to get copies.
 *
 * @param string the string to split
 * @param delim  the delimiter
 * @param limit the maximum number of split items
-* @param output a preallocated array of at least @p limit length
+* @param output the output array
 * @return the actual number of split items
-*/
+* @see cx_strsplit()
-cx_attr_nodiscard cx_attr_nonnull cx_attr_access_w(4, 3)
+*/
-CX_EXPORT size_t cx_strsplit(cxstring string, cxstring delim,
+CX_EXTERN CX_NODISCARD CX_NONNULL CX_ACCESS_W(4, 3)
+size_t cx_strsplit_(cxstring string, cxstring delim,
 size_t limit, cxstring *output);
 /**
 * Splits a given string using a delimiter string.
 *
-* The array pointed to by @p output will be allocated by @p allocator.
+* Internal function - do not use.
-*
-* @note The resulting array contains strings that point to the source
-* @p string. Use cx_strdup() to get copies.
-*
-* @attention If allocation fails, the @c NULL pointer will be written to
-* @p output and the number returned will be zero.
 *
 * @param allocator the allocator to use for allocating the resulting array
 * @param string the string to split
 * @param delim  the delimiter
 * @param limit the maximum number of split items
-* @param output a pointer where the address of the allocated array shall be
+* @param output the output array
-* written to
 * @return the actual number of split items
-*/
+* @see cx_strsplit_a()
-cx_attr_nodiscard cx_attr_nonnull cx_attr_access_w(5)
+*/
-CX_EXPORT size_t cx_strsplit_a(const CxAllocator *allocator,
+CX_EXTERN CX_NODISCARD CX_NONNULL CX_ACCESS_W(5)
+size_t cx_strsplit_a_(const CxAllocator *allocator,
 cxstring string, cxstring delim,
 size_t limit, cxstring **output);
 /**
 * Splits a given string using a delimiter string.
 *
-* @note The resulting array contains strings that point to the source
+* Internal function - do not use.
-* @p string. Use cx_strdup() to get copies.
 *
 * @param string the string to split
 * @param delim  the delimiter
 * @param limit the maximum number of split items
-* @param output a preallocated array of at least @p limit length
+* @param output the output array
 * @return the actual number of split items
-*/
+* @see cx_strsplit_m()
-cx_attr_nodiscard cx_attr_nonnull cx_attr_access_w(4, 3)
+*/
-CX_EXPORT size_t cx_strsplit_m(cxmutstr string, cxstring delim,
+CX_EXTERN CX_NODISCARD CX_NONNULL CX_ACCESS_W(4, 3)
+size_t cx_strsplit_m_(cxmutstr string, cxstring delim,
 size_t limit, cxmutstr *output);
 /**
 * Splits a given string using a delimiter string.
 *
-* The array pointed to by @p output will be allocated by @p allocator.
+* Internal function - do not use.
-*
-* @note The resulting array contains strings that point to the source
-* @p string. Use cx_strdup() to get copies.
-*
-* @attention If allocation fails, the @c NULL pointer will be written to
-* @p output and the number returned will be zero.
 *
 * @param allocator the allocator to use for allocating the resulting array
 * @param string the string to split
 * @param delim  the delimiter
 * @param limit the maximum number of split items
-* @param output a pointer where the address of the allocated array shall be
+* @param output the output array
-* written to
 * @return the actual number of split items
-*/
+* @see cx_strsplit_ma()
-cx_attr_nodiscard cx_attr_nonnull cx_attr_access_w(5)
+*/
-CX_EXPORT size_t cx_strsplit_ma(const CxAllocator *allocator,
+CX_EXTERN CX_NODISCARD CX_NONNULL CX_ACCESS_W(5)
+size_t cx_strsplit_ma_(const CxAllocator *allocator,
 cxmutstr string, cxstring delim, size_t limit,
 cxmutstr **output);
+#ifdef __cplusplus
+CX_CPPDECL size_t cx_strsplit_cpp_(cxstring string, cxstring delim,
+size_t limit, cxstring *output) {
+return cx_strsplit_(string, delim, limit, output);
+}
+CX_CPPDECL size_t cx_strsplit_cpp_(cxmutstr string, cxstring delim,
+size_t limit, cxmutstr *output) {
+return cx_strsplit_m_(string, delim, limit, output);
+}
+CX_CPPDECL size_t cx_strsplit_a_cpp_(const CxAllocator *allocator,
+cxstring string, cxstring delim, size_t limit, cxstring **output) {
+return cx_strsplit_a_(allocator, string, delim, limit, output);
+}
+CX_CPPDECL size_t cx_strsplit_a_cpp_(const CxAllocator *allocator,
+cxmutstr string, cxstring delim, size_t limit, cxmutstr **output) {
+return cx_strsplit_ma_(allocator, string, delim, limit, output);
+}
+#define cx_strsplit(string, delim, limit, output) \
+cx_strsplit_cpp_(cx_strcast_m(string), cx_strcast(delim), limit, output)
+#define cx_strsplit_a(allocator, string, delim, limit, output) \
+cx_strsplit_a_cpp_(allocator, cx_strcast_m(string), cx_strcast(delim), limit, output)
+#else
+/**
+* Splits a given string using a delimiter string.
+*
+* @note The resulting array contains strings that point to the source
+* @p string. Use cx_strdup() to get copies.
+*
+* @param string the string to split
+* @param delim the delimiter
+* @param limit (@c size_t) the maximum number of split items
+* @param output (@c cxstring* or @c cxmutstr*) a preallocated array of at
+* least @p limit length
+* @return the actual number of split items
+*/
+#define cx_strsplit(string, delim, limit, output) \
+_Generic(cx_strcast_m(string), \
+cxstring: cx_strsplit_, \
+cxmutstr: cx_strsplit_m_)\
+(cx_strcast_m(string), cx_strcast(delim), limit, output)
+/**
+* Splits a given string using a delimiter string.
+*
+* The array pointed to by @p output will be allocated by @p allocator.
+*
+* @note The resulting array contains strings that point to the source
+* @p string. Use cx_strdup() to get copies.
+*
+* @attention If allocation fails, the @c NULL pointer will be written to
+* @p output and the number returned will be zero.
+*
+* @param allocator (@c CxAllocator*) the allocator to use for allocating the resulting array
+* @param string the string to split
+* @param delim  the delimiter
+* @param limit (@c size_t) the maximum number of split items
+* @param output (@c cxstring** or @c cxmutstr**) a pointer where the address
+* of the allocated array shall be written to
+* @return the actual number of split items
+*/
+#define cx_strsplit_a(allocator, string, delim, limit, output) \
+_Generic(cx_strcast_m(string), \
+cxstring: cx_strsplit_a_, \
+cxmutstr: cx_strsplit_ma_)\
+(allocator, cx_strcast_m(string), cx_strcast(delim), limit, output)
+#endif
 /**
 * Compares two strings.
 *
 * @param s1 the first string
 * @param s2 the second string
 * @return negative if @p s1 is smaller than @p s2, positive if @p s1 is larger
 * than @p s2, zero if both strings equal
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT int cx_strcmp_(cxstring s1, cxstring s2);
+int cx_strcmp_(cxstring s1, cxstring s2);
 /**
 * Compares two strings.
 *
 * @param s1 the first string
 * @param s1 the first string
 * @param s2 the second string
 * @return negative if @p s1 is smaller than @p s2, positive if @p s1 is larger
 * than @p s2, zero if both strings equal ignoring case
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT int cx_strcasecmp_(cxstring s1, cxstring s2);
+int cx_strcasecmp_(cxstring s1, cxstring s2);
 /**
 * Compares two strings ignoring case.
 *
 * @param s1 the first string
 * @param s1 the first string
 * @param s2 the second string
 * @return negative if @p s1 is smaller than @p s2, positive if @p s1 is larger
 * than @p s2, zero if both strings equal
 */
-cx_attr_nodiscard  cx_attr_nonnull
+CX_EXTERN CX_NODISCARD CX_NONNULL
-CX_EXPORT int cx_strcmp_p(const void *s1, const void *s2);
+int cx_strcmp_p(const void *s1, const void *s2);
 /**
 * Compares two strings ignoring case.
 *
 * This function has a compatible signature for the use as a cx_compare_func.
 * @param s1 the first string
 * @param s2 the second string
 * @return negative if @p s1 is smaller than @p s2, positive if @p s1 is larger
 * than @p s2, zero if both strings equal ignoring case
 */
-cx_attr_nodiscard cx_attr_nonnull
+CX_EXTERN CX_NODISCARD CX_NONNULL
-CX_EXPORT int cx_strcasecmp_p(const void *s1, const void *s2);
+int cx_strcasecmp_p(const void *s1, const void *s2);
 /**
 * Creates a duplicate of the specified string.
 *
 * The new string will contain a copy allocated by @p allocator.
 * @param allocator the allocator to use
 * @param string the string to duplicate
 * @return a duplicate of the string
 * @see cx_strdup()
 */
-cx_attr_nodiscard cx_attr_nonnull
+CX_EXTERN CX_NODISCARD CX_NONNULL
-CX_EXPORT cxmutstr cx_strdup_a_(const CxAllocator *allocator, cxstring string);
+cxmutstr cx_strdup_a_(const CxAllocator *allocator, cxstring string);
 /**
 * Creates a duplicate of the specified string.
 *
 * The new string will contain a copy allocated by @p allocator.
 * @see cx_strfree()
 */
 #define cx_strdup(string) cx_strdup_a(cxDefaultAllocator, string)
 /**
+* Trims a string.
+* Internal function - do not use.
+* @param string
+* @return
+*/
+CX_EXTERN CX_NODISCARD
+cxstring cx_strtrim_(cxstring string);
+#ifdef __cplusplus
+CX_CPPDECL cxstring cx_strtrim_cpp_(cxstring string) {
+return cx_strtrim_(string);
+}
+CX_CPPDECL cxmutstr cx_strtrim_cpp_(cxmutstr string) {
+return cx_mutstrcast(cx_strtrim_(cx_strcast(string)));
+}
+#define cx_strtrim(string) cx_strtrim_cpp_(cx_strcast_m(string))
+#else
+/**
+* Internal conversion function.
+* @param string
+* @return
+*/
+CX_INLINE cxmutstr cx_strtrim_m_(cxmutstr string) {
+return cx_mutstrcast(cx_strtrim_(cx_strcast(string)));
+}
+/**
 * Omits leading and trailing spaces.
 *
 * @note the returned string references the same memory, thus you
 * must @em not free the returned memory.
 *
 * @param string the string that shall be trimmed
-* @return the trimmed string
+* @return (@c cxstring or @c cxmutstr) the trimmed string
 */
-cx_attr_nodiscard
+#define cx_strtrim(string) _Generic(cx_strcast_m(string), \
-CX_EXPORT cxstring cx_strtrim(cxstring string);
+cxstring: cx_strtrim_, \
+cxmutstr: cx_strtrim_m_)(cx_strcast_m(string))
-/**
+#endif
-* Omits leading and trailing spaces.
-*
-* @note the returned string references the same memory, thus you
-* must @em not free the returned memory.
-*
-* @param string the string that shall be trimmed
-* @return the trimmed string
-*/
-cx_attr_nodiscard
-CX_EXPORT cxmutstr cx_strtrim_m(cxmutstr string);
 /**
 * Checks if a string has a specific prefix.
 *
 * @param string the string to check
 * @param prefix the prefix the string should have
 * @return @c true, if and only if the string has the specified prefix,
 * @c false otherwise
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT bool cx_strprefix_(cxstring string, cxstring prefix);
+bool cx_strprefix_(cxstring string, cxstring prefix);
 /**
 * Checks if a string has a specific prefix.
 *
 * @param string the string to check
 * @param string the string to check
 * @param suffix the suffix the string should have
 * @return @c true, if and only if the string has the specified suffix,
 * @c false otherwise
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT bool cx_strsuffix_(cxstring string, cxstring suffix);
+bool cx_strsuffix_(cxstring string, cxstring suffix);
 /**
 * Checks if a string has a specific suffix.
 *
 * @param string the string to check
 * @param string the string to check
 * @param prefix the prefix the string should have
 * @return @c true, if and only if the string has the specified prefix,
 * @c false otherwise
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT bool cx_strcaseprefix_(cxstring string, cxstring prefix);
+bool cx_strcaseprefix_(cxstring string, cxstring prefix);
 /**
 * Checks if a string has a specific prefix, ignoring the case.
 *
 * @param string the string to check
 * @param string the string to check
 * @param suffix the suffix the string should have
 * @return @c true, if and only if the string has the specified suffix,
 * @c false otherwise
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT bool cx_strcasesuffix_(cxstring string, cxstring suffix);
+bool cx_strcasesuffix_(cxstring string, cxstring suffix);
 /**
 * Checks, if a string has a specific suffix, ignoring the case.
 *
 * @param string the string to check
 #define cx_strcasesuffix(string, suffix) cx_strcasesuffix_(cx_strcast(string), cx_strcast(suffix))
 /**
 * Replaces a string with another string.
 *
+* Internal function - do not use.
+*
+* @param allocator
+* @param str
+* @param search
+* @param replacement
+* @param replmax
+* @return
+* @see cx_strreplace_a()
+* @see cx_strreplace()
+* @see cx_strreplacen_a()
+* @see cx_strreplacen()
+*/
+CX_EXTERN CX_NODISCARD CX_NONNULL
+cxmutstr cx_strreplace_(const CxAllocator *allocator,
+cxstring str, cxstring search, cxstring replacement, size_t replmax);
+/**
+* Replaces a string with another string.
+*
 * The function replaces at most @p replmax occurrences.
 *
 * The returned string will be allocated by @p allocator and is guaranteed
 * to be zero-terminated.
 *
 * If allocation fails, or the input string is empty,
 * the returned string will be empty.
 *
-* @param allocator the allocator to use
+* @param allocator (@c CxAllocator*) the allocator to use
 * @param str the string where replacements should be applied
 * @param search the string to search for
 * @param replacement the replacement string
-* @param replmax maximum number of replacements
+* @param replmax (@c size_t) maximum number of replacements
-* @return the resulting string after applying the replacements
+* @return (@c cxmutstr) the resulting string after applying the replacements
 */
-cx_attr_nodiscard cx_attr_nonnull
+#define cx_strreplacen_a(allocator, str, search, replacement, replmax) \
-CX_EXPORT cxmutstr cx_strreplacen_a(const CxAllocator *allocator,
+cx_strreplace_(allocator, cx_strcast(str), cx_strcast(search), cx_strcast(replacement), replmax)
-cxstring str, cxstring search, cxstring replacement, size_t replmax);
 /**
 * Replaces a string with another string.
 *
 * The function replaces at most @p replmax occurrences.
 * to be zero-terminated.
 *
 * If allocation fails, or the input string is empty,
 * the returned string will be empty.
 *
-* @param str (@c cxstring) the string where replacements should be applied
+* @param str the string where replacements should be applied
-* @param search (@c cxstring) the string to search for
+* @param search the string to search for
-* @param replacement (@c cxstring) the replacement string
+* @param replacement the replacement string
 * @param replmax (@c size_t) maximum number of replacements
 * @return (@c cxmutstr) the resulting string after applying the replacements
 */
 #define cx_strreplacen(str, search, replacement, replmax) \
 cx_strreplacen_a(cxDefaultAllocator, str, search, replacement, replmax)
 *
 * If allocation fails, or the input string is empty,
 * the returned string will be empty.
 *
 * @param allocator (@c CxAllocator*) the allocator to use
-* @param str (@c cxstring) the string where replacements should be applied
+* @param str the string where replacements should be applied
-* @param search (@c cxstring) the string to search for
+* @param search the string to search for
-* @param replacement (@c cxstring) the replacement string
+* @param replacement the replacement string
 * @return (@c cxmutstr) the resulting string after applying the replacements
 */
 #define cx_strreplace_a(allocator, str, search, replacement) \
 cx_strreplacen_a(allocator, str, search, replacement, SIZE_MAX)
 * to be zero-terminated.
 *
 * If allocation fails, or the input string is empty,
 * the returned string will be empty.
 *
-* @param str (@c cxstring) the string where replacements should be applied
+* @param str the string where replacements should be applied
-* @param search (@c cxstring) the string to search for
+* @param search the string to search for
-* @param replacement (@c cxstring) the replacement string
+* @param replacement the replacement string
 * @return (@c cxmutstr) the resulting string after applying the replacements
 */
 #define cx_strreplace(str, search, replacement) \
 cx_strreplacen_a(cxDefaultAllocator, str, search, replacement, SIZE_MAX)
 * @param str the string to tokenize
 * @param delim the delimiter (must not be empty)
 * @param limit the maximum number of tokens that shall be returned
 * @return a new string tokenization context
 */
-cx_attr_nodiscard
+CX_EXTERN CX_NODISCARD
-CX_EXPORT CxStrtokCtx cx_strtok_(cxstring str, cxstring delim, size_t limit);
+CxStrtokCtx cx_strtok_(cxstring str, cxstring delim, size_t limit);
 /**
 * Creates a string tokenization context.
 *
 * @param str the string to tokenize
 * @param ctx the tokenization context
 * @param token a pointer to memory where the next token shall be stored
 * @return true if successful, false if the limit or the end of the string
 * has been reached
 */
-cx_attr_nonnull  cx_attr_nodiscard  cx_attr_access_w(2)
+CX_EXTERN CX_NONNULL CX_NODISCARD CX_ACCESS_W(2)
-CX_EXPORT bool cx_strtok_next(CxStrtokCtx *ctx, cxstring *token);
+bool cx_strtok_next_(CxStrtokCtx *ctx, cxstring *token);
-/**
+#ifdef __cplusplus
-* Returns the next token of a mutable string.
+CX_CPPDECL cx_strtok_next(CxStrtokCtx *ctx, cxstring *token) {
+return cx_strtok_next_(ctx, token);
+}
+CX_CPPDECL cx_strtok_next(CxStrtokCtx *ctx, cxmutstr *token) {
+// Note: this is actually UB - fixed with start_lifetime_as() in C++23
+//       but it works on all supported platforms
+return cx_strtok_next_(ctx, reinterpret_cast<cxstring*>(token));
+}
+#else // ! __cplusplus
+/**
+* Returns the next token.
 *
 * The token will point to the source string.
 *
-* @attention
+* @param ctx (@c CxStrtokCtx*) the tokenization context
-* If the context was not initialized over a mutable string, modifying
+* @param token a pointer to either a @c cxstring or @c cxmutstr
-* the data of the returned token is undefined behavior.
+* where the next token shall be stored
-*
-* @param ctx the tokenization context
-* @param token a pointer to memory where the next token shall be stored
 * @return true if successful, false if the limit or the end of the string
 * has been reached
 */
-cx_attr_nonnull  cx_attr_nodiscard  cx_attr_access_w(2)
+#define cx_strtok_next(ctx, token) _Generic((token), \
-CX_EXPORT bool cx_strtok_next_m(CxStrtokCtx *ctx, cxmutstr *token);
+cxstring*: cx_strtok_next_, \
+cxmutstr*: cx_strtok_next_)(ctx, (cxstring*)token)
+#endif
 /**
 * Defines an array of more delimiters for the specified tokenization context.
 *
 * @param ctx the tokenization context
 * @param delim array of more delimiters
 * @param count number of elements in the array
 */
-cx_attr_nonnull cx_attr_access_r(2, 3)
+CX_EXTERN CX_NONNULL CX_ACCESS_R(2, 3)
-CX_EXPORT void cx_strtok_delim(CxStrtokCtx *ctx, const cxstring *delim, size_t count);
+void cx_strtok_delim(CxStrtokCtx *ctx, const cxstring *delim, size_t count);
 /* ------------------------------------------------------------------------- *
 *                string to number conversion functions                      *
 * ------------------------------------------------------------------------- */
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtos_lc_(cxstring str, short *output, int base, const char *groupsep);
+int cx_strtos_lc_(cxstring str, short *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoi_lc_(cxstring str, int *output, int base, const char *groupsep);
+int cx_strtoi_lc_(cxstring str, int *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtol_lc_(cxstring str, long *output, int base, const char *groupsep);
+int cx_strtol_lc_(cxstring str, long *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoll_lc_(cxstring str, long long *output, int base, const char *groupsep);
+int cx_strtoll_lc_(cxstring str, long long *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoi8_lc_(cxstring str, int8_t *output, int base, const char *groupsep);
+int cx_strtoi8_lc_(cxstring str, int8_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoi16_lc_(cxstring str, int16_t *output, int base, const char *groupsep);
+int cx_strtoi16_lc_(cxstring str, int16_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoi32_lc_(cxstring str, int32_t *output, int base, const char *groupsep);
+int cx_strtoi32_lc_(cxstring str, int32_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoi64_lc_(cxstring str, int64_t *output, int base, const char *groupsep);
+int cx_strtoi64_lc_(cxstring str, int64_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtous_lc_(cxstring str, unsigned short *output, int base, const char *groupsep);
+int cx_strtous_lc_(cxstring str, unsigned short *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtou_lc_(cxstring str, unsigned int *output, int base, const char *groupsep);
+int cx_strtou_lc_(cxstring str, unsigned int *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoul_lc_(cxstring str, unsigned long *output, int base, const char *groupsep);
+int cx_strtoul_lc_(cxstring str, unsigned long *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoull_lc_(cxstring str, unsigned long long *output, int base, const char *groupsep);
+int cx_strtoull_lc_(cxstring str, unsigned long long *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtou8_lc_(cxstring str, uint8_t *output, int base, const char *groupsep);
+int cx_strtou8_lc_(cxstring str, uint8_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtou16_lc_(cxstring str, uint16_t *output, int base, const char *groupsep);
+int cx_strtou16_lc_(cxstring str, uint16_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtou32_lc_(cxstring str, uint32_t *output, int base, const char *groupsep);
+int cx_strtou32_lc_(cxstring str, uint32_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtou64_lc_(cxstring str, uint64_t *output, int base, const char *groupsep);
+int cx_strtou64_lc_(cxstring str, uint64_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param base 2, 8, 10, or 16
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtoz_lc_(cxstring str, size_t *output, int base, const char *groupsep);
+int cx_strtoz_lc_(cxstring str, size_t *output, int base, const char *groupsep);
 /**
 * Converts a string to a single precision floating-point number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param decsep the decimal separator
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtof_lc_(cxstring str, float *output, char decsep, const char *groupsep);
+int cx_strtof_lc_(cxstring str, float *output, char decsep, const char *groupsep);
 /**
 * Converts a string to a double precision floating-point number.
 *
 * The function returns non-zero when conversion is not possible.
 * @param decsep the decimal separator
 * @param groupsep each character in this string is treated as a group separator and ignored during conversion
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
-cx_attr_access_w(2) cx_attr_nonnull_arg(2)
+CX_EXTERN CX_ACCESS_W(2) CX_NONNULL_ARG(2)
-CX_EXPORT int cx_strtod_lc_(cxstring str, double *output, char decsep, const char *groupsep);
+int cx_strtod_lc_(cxstring str, double *output, char decsep, const char *groupsep);
 /**
 * Converts a string to a number.
 *
 * The function returns non-zero when conversion is not possible.
 * @retval zero success
 * @retval non-zero conversion was not possible
 */
 #define cx_strtod(str, output) cx_strtod_lc_(cx_strcast(str), output, '.', ",")
-#ifdef __cplusplus
-} // extern "C"
-#endif
 #endif //UCX_STRING_H

Mercurial > hg > dav / file comparison

comparison: ucx/cx/string.h

ucx/cx/string.h