split text

.gitignore

@@ -11,3 +11,4 @@ mikusays
 
 *.tar.gz
 .dirstamp
+configure~

configure

@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.73 for mikusays 0.2.0.
+# Generated by GNU Autoconf 2.73 for mikusays 0.3.1.
 #
 #
 # Copyright (C) 1992-1996, 1998-2017, 2020-2026 Free Software Foundation,
@@ -584,10 +584,10 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='mikusays'
 PACKAGE_TARNAME='mikusays'
-PACKAGE_VERSION='0.2.0'
-PACKAGE_STRING='mikusays 0.2.0'
+PACKAGE_VERSION='0.3.1'
+PACKAGE_STRING='mikusays 0.3.1'
 PACKAGE_BUGREPORT=''
-PACKAGE_URL='https://github.com/davideldios7/mikusays'
+PACKAGE_URL='https://git.squeakyrat.moe/mikusays-c'
 
 ac_unique_file="src/main.c"
 # Factoring default headers for most tests.
@@ -1281,7 +1281,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-'configure' configures mikusays 0.2.0 to adapt to many kinds of systems.
+'configure' configures mikusays 0.3.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1348,7 +1348,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of mikusays 0.2.0:";;
+     short | recursive ) echo "Configuration of mikusays 0.3.1:";;
    esac
   cat <<\_ACEOF
 
@@ -1379,7 +1379,7 @@ Use these variables to override the choices made by 'configure' or to help
 it to find libraries and programs with nonstandard names/locations.
 
 Report bugs to the package provider.
-mikusays home page: <https://github.com/davideldios7/mikusays>.
+mikusays home page: <https://git.squeakyrat.moe/mikusays-c>.
 _ACEOF
 ac_status=$?
 fi
@@ -1443,7 +1443,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-mikusays configure 0.2.0
+mikusays configure 0.3.1
 generated by GNU Autoconf 2.73
 
 Copyright (C) 2026 Free Software Foundation, Inc.
@@ -1555,7 +1555,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by mikusays $as_me 0.2.0, which was
+It was created by mikusays $as_me 0.3.1, which was
 generated by GNU Autoconf 2.73.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -3171,7 +3171,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='mikusays'
- VERSION='0.2.0'
+ VERSION='0.3.1'
 
 
 printf '%s\n' "#define PACKAGE \"$PACKAGE\"" >>confdefs.h
@@ -5437,7 +5437,7 @@ cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by mikusays $as_me 0.2.0, which was
+This file was extended by mikusays $as_me 0.3.1, which was
 generated by GNU Autoconf 2.73.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -5489,7 +5489,7 @@ Configuration commands:
 $config_commands
 
 Report bugs to the package provider.
-mikusays home page: <https://github.com/davideldios7/mikusays>."
+mikusays home page: <https://git.squeakyrat.moe/mikusays-c>."
 
 _ACEOF
 ac_cs_config=`printf '%s\n' "$ac_configure_args" | sed "$ac_safe_unquote"`
@@ -5497,7 +5497,7 @@ ac_cs_config_escaped=`printf '%s\n' "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\
 cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-mikusays config.status 0.2.0
+mikusays config.status 0.3.1
 configured by $0, generated by GNU Autoconf 2.73,
   with options \\"\$ac_cs_config\\"
 

configure.ac

@@ -1,5 +1,5 @@
 AC_PREREQ([2.69])
-AC_INIT([mikusays], [0.3.0], [], [mikusays], [https://github.com/davideldios7/mikusays])
+AC_INIT([mikusays], [0.3.1], [], [mikusays], [https://git.squeakyrat.moe/mikusays-c])
 AC_CONFIG_SRCDIR([src/main.c])
 AC_CONFIG_AUX_DIR([build-aux])
 AM_INIT_AUTOMAKE([foreign subdir-objects -Wall])

defs/helper.h

@@ -3,5 +3,6 @@
 
 int displaywidth(const char *text);
 int utf8_decode(const unsigned char *bytes, unsigned long *codepoint); 
+int codepoint_width(unsigned long codepoint);
 
 #endif 

src/helper.c

@@ -48,7 +48,7 @@ int utf8_decode(const unsigned char *bytes, unsigned long *codepoint){
 }
 
 /* this turns the library's return value into a column count so 0 1 or 2 */
-static int codepoint_width(unsigned long codepoint){
+int codepoint_width(unsigned long codepoint){
     int width = widechar_wcwidth(codepoint);
     if(width > 0)
         return width;

src/main.c

@@ -1,7 +1,5 @@
 #include "../defs/all.h"
 #include "../defs/mikuart.h"
-#include <stdlib.h>
-#include <string.h>
 
 char **getmikuart(int style){
     if(style < 0)
@@ -55,6 +53,43 @@ static void freelines(char **lines){
     free(lines);
 }
 
+static char **push_chunk(char **chunks, int *count, const char *start, size_t len){
+    chunks = realloc(chunks, (*count + 2) * sizeof(char *));
+    chunks[*count] = malloc(len + 1);
+    memcpy(chunks[*count], start, len);
+    chunks[*count][len] = '\0';
+    (*count)++;
+    chunks[*count] = NULL;
+    return chunks;
+}
+
+char **split_word_by_width(const char *word, int max_width){
+    char **chunks = NULL;
+    int count = 0;
+    size_t length = strlen(word);
+    size_t start = 0, i = 0;
+    int chunk_width = 0;
+
+    while(i < length){
+        unsigned long codepoint;
+        int bytes = utf8_decode((const unsigned char *)word + i, &codepoint);
+        int width = codepoint_width(codepoint);
+
+        if(i > start && chunk_width + width > max_width){ 
+            chunks = push_chunk(chunks, &count, word + start, i - start);
+            start = i;
+            chunk_width = 0;
+        } 
+        chunk_width += width;
+        i += bytes;  
+    } 
+
+    if(i > start)
+        chunks = push_chunk(chunks, &count, word + start, i - start);
+
+    return chunks; 
+}
+
 char **wraptext(const char *text, int max, int *count){
     char *copy = strdup(text);
     char *current_line = calloc(strlen(text)+1, sizeof(char));
@@ -69,17 +104,40 @@ char **wraptext(const char *text, int max, int *count){
             }
             strcat(current_line, tok);
         } else{
-            if(current_line[0] != '\0'){
-                lines = realloc(lines, (*count + 2) * sizeof(char *));
-                lines[*count] = strdup(current_line); 
-                (*count)++;  
-                lines[*count] = NULL;
+            if(displaywidth(tok) > max){
+                if(current_line[0] != '\0'){
+                    lines = realloc(lines, (*count + 2) * sizeof(char *));
+                    lines[*count] = strdup(current_line);
+                    (*count)++;
+                    lines[*count] = NULL;
+                }
+
+                char **chunks = split_word_by_width(tok, max);
+                int n = 0;
+                while(chunks[n] != NULL) n++;
+
+                for(int i = 0; i < n - 1; i++){
+                    lines = realloc(lines, (*count + 2) * sizeof(char *));
+                    lines[*count] = chunks[i];
+                    (*count)++;
+                    lines[*count] = NULL;
+                }
+
+                strcpy(current_line, chunks[n - 1]);
+                free(chunks[n - 1]);
+                free(chunks);
+            } else{
+                if(current_line[0] != '\0'){
+                    lines = realloc(lines, (*count + 2) * sizeof(char *));
+                    lines[*count] = strdup(current_line);
+                    (*count)++;
+                    lines[*count] = NULL;
+                }
+                strcpy(current_line, tok);
             }
-            strcpy(current_line, tok);  
         }
         tok = strtok(NULL, " \t\n"); 
     }
-
     if(current_line[0] != '\0'){
         lines = realloc(lines, (*count + 2) * sizeof(char *)); 
         lines[*count] = strdup(current_line);