const char *
stristr(const char *b, const char *l)
{
char first, c;
size_t n;
if ((first = *l++), ((first = ksh_tolower(first)) == '\0'))
return (b);
n = strlen(l);
stristr_look:
while ((c = *b++), ((c = ksh_tolower(c)) != first))
if (c == '\0')
return (NULL);
if (strncasecmp(b, l, n))
goto stristr_look;
return (b - 1);
}
static char *
formatstr(struct tbl *vp, const char *s)
{
int olen, nlen;
char *p, *q;
size_t psiz;
olen = (int)utf_mbswidth(s);
if (vp->flag & (RJUST|LJUST)) {
if (!vp->u2.field)
/* default field width */
vp->u2.field = olen;
nlen = vp->u2.field;
} else
nlen = olen;
p = alloc((psiz = nlen * /* MB_LEN_MAX */ 3 + 1), ATEMP);
if (vp->flag & (RJUST|LJUST)) {
int slen = olen, i = 0;
if (vp->flag & RJUST) {
const char *qq = s;
int n = 0;
while (i < slen)
i += utf_widthadj(qq, &qq);
/* strip trailing spaces (AT&T uses qq[-1] == ' ') */
while (qq > s && ksh_isspace(qq[-1])) {
--qq;
--slen;
}
if (vp->flag & ZEROFIL && vp->flag & INTEGER) {
if (!s[0] || !s[1])
goto uhm_no;
if (s[1] == '#')
n = 2;
else if (s[2] == '#')
n = 3;
uhm_no:
if (vp->u2.field <= n)
n = 0;
}
if (n) {
memcpy(p, s, n);
s += n;
}
while (slen > vp->u2.field)
slen -= utf_widthadj(s, &s);
if (vp->u2.field - slen)
memset(p + n, (vp->flag & ZEROFIL) ? '0' : ' ',
vp->u2.field - slen);
slen -= n;
shf_snprintf(p + vp->u2.field - slen,
psiz - (vp->u2.field - slen),
"%.*s", slen, s);
} else {
/* strip leading spaces/zeros */
while (ksh_isspace(*s))
s++;
if (vp->flag & ZEROFIL)
while (*s == '0')
s++;
shf_snprintf(p, nlen + 1, "%-*.*s",
vp->u2.field, vp->u2.field, s);
}
} else
memcpy(p, s, strlen(s) + 1);
if (vp->flag & UCASEV_AL) {
for (q = p; *q; q++)
*q = ksh_toupper(*q);
} else if (vp->flag & LCASEV) {
for (q = p; *q; q++)
*q = ksh_tolower(*q);
}
return (p);
}
