in help_line_len(), properly handle the case where we can't break the

line of help text, and wrap the line of help text at (COLS - 1) instead
of (COLS - 8), for consistency


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3666 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
master
David Lawrence Ramsey 2006-06-19 14:18:22 +00:00
parent 832994804e
commit 186c795b88
2 changed files with 12 additions and 5 deletions

View File

@ -267,6 +267,12 @@ CVS code -
consistency with the file browser. (DLR, suggested by Benno
Schulenberg)
- Remove redundant key checks. (DLR)
help_line_len()
- Properly handle the case where we can't break the line of help
text. (DLR)
- Wrap the line of help text at (COLS - 1) instead of
(COLS - 8), for consistency. (DLR, suggested by Benno
Schulenberg)
- nano.c:
print1opt_full()
- Rename to print_opt_full(), for consistency. (DLR)

View File

@ -596,21 +596,22 @@ void parse_help_input(int *kbinput, bool *meta_key, bool *func_key)
/* Calculate the next line of help_text, starting at ptr. */
size_t help_line_len(const char *ptr)
{
int help_cols = (COLS > 24) ? COLS - 8 : 24;
int help_cols = (COLS > 24) ? COLS - 1 : 24;
/* Try to break the line at (COLS - 8) columns if we have more than
/* Try to break the line at (COLS - 1) columns if we have more than
* 24 columns, and at 24 columns otherwise. */
size_t retval = break_line(ptr, help_cols, TRUE);
ssize_t wrap_loc = break_line(ptr, help_cols, TRUE);
size_t retval = (wrap_loc < 0) ? 0 : wrap_loc;
size_t retval_save = retval;
/* Get the length of the entire line up to a null or a newline. */
while (*(ptr + retval) != '\0' && *(ptr + retval) != '\n')
retval += move_mbright(ptr + retval, 0);
/* If the entire line doesn't go more than 8 columns beyond where we
/* If the entire line doesn't go more than 1 column beyond where we
* tried to break it, we should display it as-is. Otherwise, we
* should display it only up to the break. */
if (strnlenpt(ptr, retval) > help_cols + 8)
if (strnlenpt(ptr, retval) > help_cols + 1)
retval = retval_save;
return retval;