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Move subline() to use String type

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This commit is contained in:
Roberto E. Vargas Caballero 2018-03-04 14:06:24 +01:00 committed by sin
parent 77fe371fe4
commit 3ce26f33c6
1 changed files with 15 additions and 16 deletions
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31
ed.c
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@ -970,26 +970,26 @@ getnth(void)
}
static void
addpre(char **s, size_t *cap, size_t *siz)
addpre(String *s)
{
char *p;
for (p = lastmatch; p < lastmatch + matchs[0].rm_so; ++p)
*s = addchar(*p, *s, cap, siz);
addchar_(*p, s);
}
static void
addpost(char **s, size_t *cap, size_t *siz)
addpost(String *s)
{
char c, *p;
for (p = lastmatch + matchs[0].rm_eo; (c = *p); ++p)
*s = addchar(c, *s, cap, siz);
*s = addchar('\0', *s, cap, siz);
addchar_(c, s);
addchar_('\0', s);
}
static int
addsub(char **s, size_t *cap, size_t *siz, int nth, int nmatch)
addsub(String *s, int nth, int nmatch)
{
char *end, *q, *p, c;
int sub;
@ -998,7 +998,7 @@ addsub(char **s, size_t *cap, size_t *siz, int nth, int nmatch)
q = lastmatch + matchs[0].rm_so;
end = lastmatch + matchs[0].rm_eo;
while (q < end)
*s = addchar(*q++, *s, cap, siz);
addchar_(*q++, s);
return 0;
}
@ -1017,11 +1017,11 @@ addsub(char **s, size_t *cap, size_t *siz, int nth, int nmatch)
q = lastmatch + matchs[sub].rm_so;
end = lastmatch + matchs[sub].rm_eo;
while (q < end)
*s = addchar(*q++, *s, cap, siz);
addchar_(*q++, s);
break;
default:
copy_char:
*s = addchar(c, *s, cap, siz);
addchar_(c, s);
break;
}
}
@ -1032,22 +1032,21 @@ static void
subline(int num, int nth)
{
int i, m, changed;
static char *s;
static size_t siz, cap;
static String s;
i = changed = siz = 0;
i = changed = s.siz = 0;
for (m = match(num); m; m = rematch(num)) {
addpre(&s, &cap, &siz);
changed |= addsub(&s, &cap, &siz, nth, ++i);
addpre(&s);
changed |= addsub(&s, nth, ++i);
if (eol || bol)
break;
}
if (!changed)
return;
addpost(&s, &cap, &siz);
addpost(&s);
delete(num, num);
curln = prevln(num);
inject(s, 0);
inject(s.str, 0);
}
static void