/* ARGSUSED */
int
replstr(int f, int n)
{
char news[NPAT];
int s, plen, rcnt = 0;
char *r;
if ((s = readpattern("Replace string")) != TRUE)
return s;
r = eread("Replace string %s with: ", news, NPAT,
EFNUL | EFNEW | EFCR, pat);
if (r == NULL)
return (ABORT);
plen = strlen(pat);
while (forwsrch() == TRUE) {
update();
if (lreplace((RSIZE)plen, news) == FALSE)
return (FALSE);
rcnt++;
}
curwp->w_rflag |= WFFULL;
update();
if (rcnt == 1)
ewprintf("Replaced 1 occurrence");
else
ewprintf("Replaced %d occurrences", rcnt);
return (TRUE);
}
static int empty( gdcm::Tag const &t, gdcm::DataSet &ds ) {
return lreplace(t, "", 0, ds);
}
static int replaceTag( gdcm::Tag const &t, const char *value, gdcm::DataSet &ds ) {
gdcm::VL::Type len = (value == NULL) ? 0 : (gdcm::VL::Type)std::strlen( value );
return lreplace( t, value, len, ds );
}
/* ARGSUSED */
int
queryrepl(int f, int n)
{
int s;
int rcnt = 0; /* replacements made so far */
int plen; /* length of found string */
char news[NPAT], *rep; /* replacement string */
#ifndef NO_MACRO
if (macrodef) {
ewprintf("Can't query replace in macro");
return (FALSE);
}
#endif /* !NO_MACRO */
if ((s = readpattern("Query replace")) != TRUE)
return (s);
if ((rep = eread("Query replace %s with: ", news, NPAT,
EFNUL | EFNEW | EFCR, pat)) == NULL)
return (ABORT);
else if (rep[0] == '\0')
news[0] = '\0';
ewprintf("Query replacing %s with %s:", pat, news);
plen = strlen(pat);
/*
* Search forward repeatedly, checking each time whether to insert
* or not. The "!" case makes the check always true, so it gets put
* into a tighter loop for efficiency.
*/
while (forwsrch() == TRUE) {
retry:
update();
switch (getkey(FALSE)) {
case 'y':
case ' ':
if (lreplace((RSIZE)plen, news) == FALSE)
return (FALSE);
rcnt++;
break;
case '.':
if (lreplace((RSIZE)plen, news) == FALSE)
return (FALSE);
rcnt++;
goto stopsearch;
/* ^G, CR or ESC */
case CCHR('G'):
(void)ctrlg(FFRAND, 0);
goto stopsearch;
case CCHR('['):
case CCHR('M'):
goto stopsearch;
case '!':
do {
if (lreplace((RSIZE)plen, news) == FALSE)
return (FALSE);
rcnt++;
} while (forwsrch() == TRUE);
goto stopsearch;
case 'n':
case CCHR('H'):
/* To not replace */
case CCHR('?'):
break;
default:
ewprintf("y/n or <SP>/<DEL>: replace/don't, [.] repl-end, [!] repl-rest, <CR>/<ESC> quit");
goto retry;
}
}
stopsearch:
curwp->w_rflag |= WFFULL;
update();
if (rcnt == 1)
ewprintf("Replaced 1 occurrence");
else
ewprintf("Replaced %d occurrences", rcnt);
return (TRUE);
}
/*
* Routine re_doreplace calls lreplace to make replacements needed by
* re_query replace. Its reason for existence is to deal with \1, \2. etc.
* plen: length to remove
* st: replacement string
*/
static int
re_doreplace(RSIZE plen, char *st)
{
int j, k, s, more, num, state;
struct line *clp;
char repstr[REPLEN];
clp = curwp->w_dotp;
more = TRUE;
j = 0;
state = 0;
num = 0;
/* The following FSA parses the replacement string */
while (more) {
switch (state) {
case 0:
if (*st == '\\') {
st++;
state = 1;
} else if (*st == '\0')
more = FALSE;
else {
repstr[j] = *st;
j++;
if (j >= REPLEN)
return (FALSE);
st++;
}
break;
case 1:
if (*st >= '0' && *st <= '9') {
num = *st - '0';
st++;
state = 2;
} else if (*st == '\0')
more = FALSE;
else {
repstr[j] = *st;
j++;
if (j >= REPLEN)
return (FALSE);
st++;
state = 0;
}
break;
case 2:
if (*st >= '0' && *st <= '9') {
num = 10 * num + *st - '0';
st++;
} else {
if (num >= RE_NMATCH)
return (FALSE);
k = regex_match[num].rm_eo - regex_match[num].rm_so;
if (j + k >= REPLEN)
return (FALSE);
bcopy(&(clp->l_text[regex_match[num].rm_so]),
&repstr[j], k);
j += k;
if (*st == '\0')
more = FALSE;
if (*st == '\\') {
st++;
state = 1;
} else {
repstr[j] = *st;
j++;
if (j >= REPLEN)
return (FALSE);
st++;
state = 0;
}
}
break;
} /* switch (state) */
} /* while (more) */
repstr[j] = '\0';
s = lreplace(plen, repstr);
return (s);
}
