function: lx

function: lx_chop()

USAGE:

char lx_chop(lx_s *s, unsigned int n)

Remove the last n characters from string buffer s.

This is done by modifying s->len. lx_chop() does not deallocate or overwrite memory.

PROPERTIES
return value	0 on success (1 if `n` > `s->len`)
allocation ensured	n/a
previous allocation required	yes

SEE ALSO:

func_lx_chomp -- remove all specified ending characters from a string buffer
func_lx_chomp_ws -- remove all whitespace from the end of a string buffer
func_lx_chompf -- remove all specified beginning characters

EXAMPLE:


char get_line (gd, s, match)
	lx_gd *gd;
	lx_s *s;
	char *match;
{
	if (lx_getln(s, gd, match, 4096)) _exit (1);
	if (LX_match_ok(match)) return lx_chop (s, 1); /* remove newline */
	return 0;
}

lx_lib docs