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Simplify word_wrap

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This commit is contained in:
twinaphex 2017-03-05 19:01:44 +01:00
parent a5c57fe882
commit 63973a52e0
1 changed files with 12 additions and 8 deletions
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20
libretro-common/string/stdstring.c
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@ -168,10 +168,11 @@ char *string_trim_whitespace(char *const s)
char* word_wrap(char* buffer, char* string, int line_width)
{
unsigned i = 0;
int k, counter;
while(i < strlen(string))
{
int counter;
/* copy string until the end of the line is reached */
for (counter = 1; counter <= line_width; counter++)
{
@ -190,6 +191,7 @@ char* word_wrap(char* buffer, char* string, int line_width)
counter = 1;
i++;
}
/* check for whitespace */
if (string[i] == ' ')
{
@ -198,16 +200,18 @@ char* word_wrap(char* buffer, char* string, int line_width)
}
else
{
int k;
/* check for nearest whitespace back in string */
for (k = i; k > 0; k--)
{
if (string[k] == ' ')
{
buffer[k] = '\n';
/* set string index back to character after this one */
i = k + 1;
break;
}
if (string[k] != ' ')
continue;
buffer[k] = '\n';
/* set string index back to character after this one */
i = k + 1;
break;
}
}
}