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Fix do_wrap() and fix_wrap() to handle empty lines, lines without spaces, and recursively call 

check_wrap() for when a wrapped line needs to be wrapped when SAMELINEWRAP is set.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@20 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
master
Adam Rogoyski 2000-06-16 01:19:31 +00:00
parent b0ae3938fa
commit 9aeb9da011
1 changed files with 19 additions and 0 deletions
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19
nano.c
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@ -1143,6 +1143,7 @@ assert (strlenpt(inptr->data) >= fill);
if (ISSET(SAMELINEWRAP)) {
/* Plus one for the space which concatenates the two lines together plus 1 for \0. */
char *p = nmalloc(strlen(temp->data) + strlen(inptr->next->data) + 2);
int old_x = current_x, old_y = current_y;
strcpy (p, temp->data);
strcat (p, " ");
@ -1153,6 +1154,21 @@ assert (strlenpt(inptr->data) >= fill);
free (temp->data);
free (temp);
/* The next line line may need to be wrapped as well. */
current_y = old_y + 1;
current_x = strlen(inptr->next->data);
while (current_x >= 0) {
if (isspace(inptr->next->data[current_x]) && (current_x < fill))
break;
current_x--;
}
if (current_x >= 0)
check_wrap(inptr->next, ' ');
current_x = old_x;
current_y = old_y;
}
/* Else we start a new line. */
else {
@ -1217,6 +1233,9 @@ void check_wrap(filestruct * inptr, char ch)
if (!inptr->data[i])
return;
if (no_spaces(inptr->data))
return;
do_wrap(inptr, ch);
}
}