From: Kevin Day <Kevin@kevux.org>
Date: Sat, 6 Dec 2025 03:57:10 +0000 (-0600)
Subject: Cleanup: Remove stale and invalid f_utf string files.
X-Git-Tag: 0.8.0~60
X-Git-Url: https://www.git.kevux.org/?a=commitdiff_plain;h=ac6734e1fdd5c846da0b6a3ab59b791230e053d7;p=fll

Cleanup: Remove stale and invalid f_utf string files.
---

diff --git a/level_0/f_utf/c/utf/strings.c b/level_0/f_utf/c/utf/strings.c
deleted file mode 100644
index 0dfdc4b..0000000
--- a/level_0/f_utf/c/utf/strings.c
+++ /dev/null
@@ -1,408 +0,0 @@
-#include "../utf.h"
-#include "private-string.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifndef _di_f_utf_string_append_
-  f_status_t f_utf_string_append(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_append(source, length, destination);
-  }
-#endif // _di_f_utf_string_append_
-
-#ifndef _di_f_utf_string_append_assure_
-  f_status_t f_utf_string_append_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (destination->used < length) return private_f_utf_string_append(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 1;
-      f_number_unsigned_t j = 1;
-
-      while (i <= length && j <= destination->used) {
-
-        if (!source[length - i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[destination->used - j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[length - i] != destination->string[destination->used - j]) {
-          return private_f_utf_string_append(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_append_assure_
-
-#ifndef _di_f_utf_string_append_assure_nulless_
-  f_status_t f_utf_string_append_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (!destination->used) return private_f_utf_string_append_nulless(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 1;
-      f_number_unsigned_t j = 1;
-
-      while (i <= length && j <= destination->used) {
-
-        if (!source[length - i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[destination->used - j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[length - i] != destination->string[destination->used - j]) {
-          return private_f_utf_string_append_nulless(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_append_assure_nulless_
-
-#ifndef _di_f_utf_string_append_nulless_
-  f_status_t f_utf_string_append_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_append_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_append_nulless_
-
-#ifndef _di_f_utf_string_mash_
-  f_status_t f_utf_string_mash(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_append(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_append(source, length, destination);
-  }
-#endif // _di_f_utf_string_mash_
-
-#ifndef _di_f_utf_string_mash_nulless_
-  f_status_t f_utf_string_mash_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_append_nulless(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_append_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_mash_nulless_
-
-#ifndef _di_f_utf_string_mish_
-  f_status_t f_utf_string_mish(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_prepend(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_prepend(source, length, destination);
-  }
-#endif // _di_f_utf_string_mish_
-
-#ifndef _di_f_utf_string_mish_nulless_
-  f_status_t f_utf_string_mish_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_prepend_nulless(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_prepend_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_mish_nulless_
-
-#ifndef _di_f_utf_string_prepend_
-  f_status_t f_utf_string_prepend(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_prepend(source, length, destination);
-  }
-#endif // _di_f_utf_string_prepend_
-
-#ifndef _di_f_utf_string_prepend_assure_
-  f_status_t f_utf_string_prepend_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (destination->used < length) return private_f_utf_string_prepend(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 0;
-      f_number_unsigned_t j = 0;
-
-      while (i < length && j < destination->used) {
-
-        if (!source[i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[i] != destination->string[j]) {
-          return private_f_utf_string_prepend(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_prepend_assure_
-
-#ifndef _di_f_utf_string_prepend_assure_nulless_
-  f_status_t f_utf_string_prepend_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (!destination->used) return private_f_utf_string_prepend_nulless(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 0;
-      f_number_unsigned_t j = 0;
-
-      while (i < length && j < destination->used) {
-
-        if (!source[i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[i] != destination->string[j]) {
-          return private_f_utf_string_prepend_nulless(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_prepend_assure_nulless_
-
-#ifndef _di_f_utf_string_prepend_nulless_
-  f_status_t f_utf_string_prepend_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_prepend_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_prepend_nulless_
-
-#ifndef _di_f_utf_string_seek_line_
-  f_status_t f_utf_string_seek_line(const f_utf_string_t string, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != f_utf_char_t_eol_s) {
-
-      if (macro_f_utf_char_t_width_is(string[range->start]) == 1) return F_status_set_error(F_utf_fragment);
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_
-
-#ifndef _di_f_utf_string_seek_line_back_
-  f_status_t f_utf_string_seek_line_back(const f_utf_string_t string, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != f_utf_char_t_eol_s) {
-
-      if (macro_f_utf_char_t_width_is(string[range->stop]) == 1) return F_status_set_error(F_utf_fragment);
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_back_
-
-#ifndef _di_f_utf_string_seek_line_to_
-  f_status_t f_utf_string_seek_line_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != seek_to) {
-
-      if (string[range->start] == f_utf_char_t_eol_s) return F_okay_eol;
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_to_
-
-#ifndef _di_f_utf_string_seek_line_to_back_
-  f_status_t f_utf_string_seek_line_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != seek_to) {
-
-      if (string[range->stop] == f_utf_char_t_eol_s) return F_okay_eol;
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_to_back_
-
-#ifndef _di_f_utf_string_seek_to_
-  f_status_t f_utf_string_seek_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != seek_to) {
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_to_
-
-#ifndef _di_f_utf_string_seek_to_back_
-  f_status_t f_utf_string_seek_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != seek_to) {
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_to_back_
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
diff --git a/level_0/f_utf/c/utf/strings.h b/level_0/f_utf/c/utf/strings.h
deleted file mode 100644
index cbccc4d..0000000
--- a/level_0/f_utf/c/utf/strings.h
+++ /dev/null
@@ -1,496 +0,0 @@
-/**
- * FLL - Level 0
- *
- * Project: UTF
- * API Version: 0.7
- * Licenses: lgplv2.1
- *
- * Defines UTF-8 string data.
- *
- * This is auto-included by utf.h and should not need to be explicitly included.
- */
-#ifndef _F_utf_string_h
-#define _F_utf_string_h
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * Append the source string onto the destination.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- *
- * @see f_memory_resize()
- */
-#ifndef _di_f_utf_string_append_
-  extern f_status_t f_utf_string_append(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_
-
-/**
- * Append the source string onto the destination only if the string is not already at the end.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- *
- * @see f_memory_resize()
- */
-#ifndef _di_f_utf_string_append_assure_
-  extern f_status_t f_utf_string_append_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_assure_
-
-/**
- * Append the source string onto the destination only if the string is not already at the end.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when appending.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_append_assure_nulless_
-  extern f_status_t f_utf_string_append_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_assure_nulless_
-
-/**
- * Append the source string onto the destination.
- *
- * Skips over NULL characters from source when appending.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_append_nulless_
-  extern f_status_t f_utf_string_append_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_nulless_
-
-/**
- * Append the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mash_
-  extern f_status_t f_utf_string_mash(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mash_
-
-/**
- * Append the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * Skips over NULL characters from glue and source when appending.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mash_nulless_
-  extern f_status_t f_utf_string_mash_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mash_nulless_
-
-/**
- * Prepend the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mish_
-  extern f_status_t f_utf_string_mish(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mish_
-
-/**
- * Prepend the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * Skips over NULL characters from glue and source when appending.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mish_nulless_
-  extern f_status_t f_utf_string_mish_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mish_nulless_
-
-/**
- * Prepend the source string onto the destination.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_
-  extern f_status_t f_utf_string_prepend(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_
-
-/**
- * Prepend the source string onto the destination only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_assure_
-  extern f_status_t f_utf_string_prepend_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_assure_
-
-/**
- * Prepend the source string onto the destination only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when prepending.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_assure_nulless_
-  extern f_status_t f_utf_string_prepend_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_assure_nulless_
-
-/**
- * Prepend the source string onto the destination, but only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when prepending.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_nulless_
-  extern f_status_t f_utf_string_prepend_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_nulless_
-
-/**
- * Seek the string location forward until EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at end of range.
- *   F_data_not_stop on success, but the range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_seek_line_
-  extern f_status_t f_utf_string_seek_line(const f_utf_string_t string, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_
-
-/**
- * Seek the string location backward until EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at end of range.
- *   F_data_not_stop on success, but the range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_seek_line_back_
-  extern f_status_t f_utf_string_seek_line_back(const f_utf_string_t string, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_back_
-
-/**
- * Seek the string location forward until the character (1-byte wide) or EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_eol on success, but stopped at EOL.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- */
-#ifndef _di_f_utf_string_seek_line_to_
-  extern f_status_t f_utf_string_seek_line_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_to_
-
-/**
- * Seek the string location backward until the character (1-byte wide) or EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_eol on success, but stopped at EOL.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- */
-#ifndef _di_f_utf_string_seek_line_to_back_
-  extern f_status_t f_utf_string_seek_line_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_to_back_
-
-/**
- * Seek the string location forward until the character (1-byte wide) is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- */
-#ifndef _di_f_utf_string_seek_to_
-  extern f_status_t f_utf_string_seek_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_to_
-
-/**
- * Seek the string location backward until the character (1-byte wide) is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- */
-#ifndef _di_f_utf_string_seek_to_back_
-  extern f_status_t f_utf_string_seek_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_to_back_
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // _F_utf_string_h
diff --git a/level_0/f_utf/c/utf/stringss.c b/level_0/f_utf/c/utf/stringss.c
deleted file mode 100644
index de80b56..0000000
--- a/level_0/f_utf/c/utf/stringss.c
+++ /dev/null
@@ -1,408 +0,0 @@
-#include "../utf.h"
-#include "private-string.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifndef _di_f_utf_string_append_
-  f_status_t f_utf_string_append(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_append(source, length, destination);
-  }
-#endif // _di_f_utf_string_append_
-
-#ifndef _di_f_utf_string_append_assure_
-  f_status_t f_utf_string_append_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (destination->used < length) return private_f_utf_string_append(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 1;
-      f_number_unsigned_t j = 1;
-
-      while (i <= length && j <= destination->used) {
-
-        if (!source[length - i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[destination->used - j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[length - i] != destination->string[destination->used - j]) {
-          return private_f_utf_string_append(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_append_assure_
-
-#ifndef _di_f_utf_string_append_assure_nulless_
-  f_status_t f_utf_string_append_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (!destination->used) return private_f_utf_string_append_nulless(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 1;
-      f_number_unsigned_t j = 1;
-
-      while (i <= length && j <= destination->used) {
-
-        if (!source[length - i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[destination->used - j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[length - i] != destination->string[destination->used - j]) {
-          return private_f_utf_string_append_nulless(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_append_assure_nulless_
-
-#ifndef _di_f_utf_string_append_nulless_
-  f_status_t f_utf_string_append_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_append_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_append_nulless_
-
-#ifndef _di_f_utf_string_mash_
-  f_status_t f_utf_string_mash(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_append(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_append(source, length, destination);
-  }
-#endif // _di_f_utf_string_mash_
-
-#ifndef _di_f_utf_string_mash_nulless_
-  f_status_t f_utf_string_mash_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_append_nulless(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_append_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_mash_nulless_
-
-#ifndef _di_f_utf_string_mish_
-  f_status_t f_utf_string_mish(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      const f_status_t status = private_f_utf_string_prepend(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_prepend(source, length, destination);
-  }
-#endif // _di_f_utf_string_mish_
-
-#ifndef _di_f_utf_string_mish_nulless_
-  f_status_t f_utf_string_mish_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    if (glue_length && destination->used) {
-      f_status_t status = private_f_utf_string_prepend_nulless(glue, glue_length, destination);
-      if (F_status_is_error(status)) return status;
-    }
-
-    return private_f_utf_string_prepend_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_mish_nulless_
-
-#ifndef _di_f_utf_string_prepend_
-  f_status_t f_utf_string_prepend(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_prepend(source, length, destination);
-  }
-#endif // _di_f_utf_string_prepend_
-
-#ifndef _di_f_utf_string_prepend_assure_
-  f_status_t f_utf_string_prepend_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (destination->used < length) return private_f_utf_string_prepend(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 0;
-      f_number_unsigned_t j = 0;
-
-      while (i < length && j < destination->used) {
-
-        if (!source[i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[i] != destination->string[j]) {
-          return private_f_utf_string_prepend(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_prepend_assure_
-
-#ifndef _di_f_utf_string_prepend_assure_nulless_
-  f_status_t f_utf_string_prepend_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-    if (!destination->used) return private_f_utf_string_prepend_nulless(source, length, destination);
-
-    {
-      f_number_unsigned_t i = 0;
-      f_number_unsigned_t j = 0;
-
-      while (i < length && j < destination->used) {
-
-        if (!source[i]) {
-          ++i;
-
-          continue;
-        }
-
-        if (!destination->string[j]) {
-          ++j;
-
-          continue;
-        }
-
-        if (source[i] != destination->string[j]) {
-          return private_f_utf_string_prepend_nulless(source, length, destination);
-        }
-
-        ++i;
-        ++j;
-      } // while
-    }
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_prepend_assure_nulless_
-
-#ifndef _di_f_utf_string_prepend_nulless_
-  f_status_t f_utf_string_prepend_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!destination) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (!length) return F_data_not;
-
-    return private_f_utf_string_prepend_nulless(source, length, destination);
-  }
-#endif // _di_f_utf_string_prepend_nulless_
-
-#ifndef _di_f_utf_string_seek_line_
-  f_status_t f_utf_string_seek_line(const f_utf_string_t string, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != f_utf_char_t_eol_s) {
-
-      if (macro_f_utf_char_t_width_is(string[range->start]) == 1) return F_status_set_error(F_utf_fragment);
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_
-
-#ifndef _di_f_utf_string_seek_line_back_
-  f_status_t f_utf_string_seek_line_back(const f_utf_string_t string, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != f_utf_char_t_eol_s) {
-
-      if (macro_f_utf_char_t_width_is(string[range->stop]) == 1) return F_status_set_error(F_utf_fragment);
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_back_
-
-#ifndef _di_f_utf_string_seek_line_to_
-  f_status_t f_utf_string_seek_line_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != seek_to) {
-
-      if (string[range->start] == f_utf_char_t_eol_s) return F_okay_eol;
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_to_
-
-#ifndef _di_f_utf_string_seek_line_to_back_
-  f_status_t f_utf_string_seek_line_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != seek_to) {
-
-      if (string[range->stop] == f_utf_char_t_eol_s) return F_okay_eol;
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_line_to_back_
-
-#ifndef _di_f_utf_string_seek_to_
-  f_status_t f_utf_string_seek_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->start] != seek_to) {
-
-      ++range->start;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_to_
-
-#ifndef _di_f_utf_string_seek_to_back_
-  f_status_t f_utf_string_seek_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range) {
-    #ifndef _di_level_0_parameter_checking_
-      if (!range) return F_status_set_error(F_parameter);
-    #endif // _di_level_0_parameter_checking_
-
-    if (range->start > range->stop) return F_data_not_stop;
-
-    while (string[range->stop] != seek_to) {
-
-      --range->stop;
-
-      if (range->start > range->stop) return F_okay_stop;
-    } // while
-
-    return F_okay;
-  }
-#endif // _di_f_utf_string_seek_to_back_
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
diff --git a/level_0/f_utf/c/utf/stringss.h b/level_0/f_utf/c/utf/stringss.h
deleted file mode 100644
index cbccc4d..0000000
--- a/level_0/f_utf/c/utf/stringss.h
+++ /dev/null
@@ -1,496 +0,0 @@
-/**
- * FLL - Level 0
- *
- * Project: UTF
- * API Version: 0.7
- * Licenses: lgplv2.1
- *
- * Defines UTF-8 string data.
- *
- * This is auto-included by utf.h and should not need to be explicitly included.
- */
-#ifndef _F_utf_string_h
-#define _F_utf_string_h
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * Append the source string onto the destination.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- *
- * @see f_memory_resize()
- */
-#ifndef _di_f_utf_string_append_
-  extern f_status_t f_utf_string_append(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_
-
-/**
- * Append the source string onto the destination only if the string is not already at the end.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- *
- * @see f_memory_resize()
- */
-#ifndef _di_f_utf_string_append_assure_
-  extern f_status_t f_utf_string_append_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_assure_
-
-/**
- * Append the source string onto the destination only if the string is not already at the end.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when appending.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_append_assure_nulless_
-  extern f_status_t f_utf_string_append_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_assure_nulless_
-
-/**
- * Append the source string onto the destination.
- *
- * Skips over NULL characters from source when appending.
- *
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_append_nulless_
-  extern f_status_t f_utf_string_append_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_append_nulless_
-
-/**
- * Append the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mash_
-  extern f_status_t f_utf_string_mash(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mash_
-
-/**
- * Append the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * Skips over NULL characters from glue and source when appending.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mash_nulless_
-  extern f_status_t f_utf_string_mash_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mash_nulless_
-
-/**
- * Prepend the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mish_
-  extern f_status_t f_utf_string_mish(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mish_
-
-/**
- * Prepend the source string onto the destination with the glue in between.
- *
- * If the destination string is empty, then no glue is appended.
- *
- * Skips over NULL characters from glue and source when appending.
- *
- * @param glue
- *   A string to append between the source and destination, such as a space: ' '.
- * @param glue_length
- *   The number of bytes the glue takes up.
- * @param source
- *   The source string to append.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source and glue are appended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_mish_nulless_
-  extern f_status_t f_utf_string_mish_nulless(const f_utf_string_t glue, const f_number_unsigned_t glue_length, const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_mish_nulless_
-
-/**
- * Prepend the source string onto the destination.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_
-  extern f_status_t f_utf_string_prepend(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_
-
-/**
- * Prepend the source string onto the destination only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_assure_
-  extern f_status_t f_utf_string_prepend_assure(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_assure_
-
-/**
- * Prepend the source string onto the destination only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when prepending.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_assure_nulless_
-  extern f_status_t f_utf_string_prepend_assure_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_assure_nulless_
-
-/**
- * Prepend the source string onto the destination, but only if the string is not already at the beginning.
- *
- * Prepend operations require memory move operations and are therefore likely more expensive than append operations.
- *
- * This ignores NULL characters when comparing both the source and the destination.
- * Skips over NULL characters from source when prepending.
- *
- * @param source
- *   The source string to prepend.
- * @param length
- *   The length of source to append.
- * @param destination
- *   The destination string the source is prepended onto.
- *
- * @return
- *   F_okay on success.
- *   F_data_not if source length is 0.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_string_too_large (with error bit) if the combined string is too large.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_prepend_nulless_
-  extern f_status_t f_utf_string_prepend_nulless(const f_utf_string_t source, const f_number_unsigned_t length, f_utf_string_dynamic_t * const destination);
-#endif // _di_f_utf_string_prepend_nulless_
-
-/**
- * Seek the string location forward until EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at end of range.
- *   F_data_not_stop on success, but the range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_seek_line_
-  extern f_status_t f_utf_string_seek_line(const f_utf_string_t string, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_
-
-/**
- * Seek the string location backward until EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at end of range.
- *   F_data_not_stop on success, but the range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- *
- *   Errors (with error bit) from: f_memory_resize().
- */
-#ifndef _di_f_utf_string_seek_line_back_
-  extern f_status_t f_utf_string_seek_line_back(const f_utf_string_t string, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_back_
-
-/**
- * Seek the string location forward until the character (1-byte wide) or EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_eol on success, but stopped at EOL.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- */
-#ifndef _di_f_utf_string_seek_line_to_
-  extern f_status_t f_utf_string_seek_line_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_to_
-
-/**
- * Seek the string location backward until the character (1-byte wide) or EOL is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_eol on success, but stopped at EOL.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- */
-#ifndef _di_f_utf_string_seek_line_to_back_
-  extern f_status_t f_utf_string_seek_line_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_line_to_back_
-
-/**
- * Seek the string location forward until the character (1-byte wide) is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The start location will be incremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- */
-#ifndef _di_f_utf_string_seek_to_
-  extern f_status_t f_utf_string_seek_to(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_to_
-
-/**
- * Seek the string location backward until the character (1-byte wide) is reached.
- *
- * @param string
- *   The string to traverse.
- * @param seek_to
- *   A character representing a character to seek to.
- * @param range
- *   A range within the buffer representing the start and stop locations.
- *   The stop location will be decremented by the seek.
- *
- * @return
- *   F_okay on success.
- *   F_okay_stop on success, but stopped at the stop location.
- *   F_data_not_stop if range.start > range.stop.
- *
- *   F_parameter (with error bit) if a parameter is invalid.
- *   F_utf_fragment (with error bit) if character is a UTF-8 fragment.
- *   F_utf_not (with error bit) if unicode is an invalid Unicode character.
- */
-#ifndef _di_f_utf_string_seek_to_back_
-  extern f_status_t f_utf_string_seek_to_back(const f_utf_string_t string, const f_utf_char_t seek_to, f_range_t * const range);
-#endif // _di_f_utf_string_seek_to_back_
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // _F_utf_string_h