int
var_CBUFNAME(TBUFF **rp, const char *vp)
{
if (rp) {
tb_scopy(rp, valid_buffer(curbp) ? curbp->b_bname : "");
return TRUE;
} else if (vp) {
if (valid_buffer(curbp)) {
set_bname(curbp, vp);
curwp->w_flag |= WFMODE;
}
return TRUE;
} else {
return FALSE;
}
}
int
var_BUF_FNAME_EXPR(TBUFF **rp, const char *vp)
{
return any_ro_STR(rp, vp, (valid_buffer(curbp)
? get_buf_fname_expr(curbp)->pat
: ""));
}
int
var_BUFNAME(TBUFF **rp, const char *vp)
{
return any_REGEX_MATCH(rp, vp, (valid_buffer(curbp)
? b_val_rexp(curbp, VAL_BUFNAME_EXPR)
: (REGEXVAL *) 0));
}
int
var_BLINES(TBUFF **rp, const char *vp)
{
bsizes(curbp);
return (valid_buffer(curbp)
? any_ro_INT(rp, vp, curbp->b_linecount)
: FALSE);
}
int
var_BCHARS(TBUFF **rp, const char *vp)
{
bsizes(curbp);
return (valid_buffer(curbp)
? any_ro_ULONG(rp, vp, curbp->b_bytecount)
: FALSE);
}
int
check_editable(BUFFER *bp)
{
int status = TRUE;
if (valid_buffer(bp) && b_val(bp, MDVIEW))
status = rdonly();
return status;
}
static void
attach_attrib(BUFFER *bp, AREGION * arp)
{
if (valid_buffer(bp)) {
arp->ar_next = bp->b_attribs;
bp->b_attribs = arp;
mark_buffers_windows(bp);
arp->ar_region.r_attr_id = (USHORT) assign_attr_id();
}
}
static int
any_REGEX_MATCH(TBUFF **rp, const char *vp, REGEXVAL * rexp)
{
if (rp) {
(void) vl_regex2tbuff(rp, rexp, vl_get_it_all);
return TRUE;
} else if (vp && valid_buffer(curbp)) {
return lrepl_regex(rexp, vp, (int) strlen(vp));
} else {
return FALSE;
}
}
static int
any_CTYPE_MATCH(TBUFF **rp, const char *vp, CHARTYPE type)
{
int whole_line = adjust_chartype(&type);
if (rp) {
(void) vl_ctype2tbuff(rp, type, whole_line);
return TRUE;
} else if (vp && valid_buffer(curbp)) {
return lrepl_ctype(type, vp, (int) strlen(vp));
} else {
return FALSE;
}
}
static int
attribute_directly(void)
{
BUFFER *bp = curbp;
int code = FALSE;
#if OPT_MAJORMODE
if (valid_buffer(bp)) {
#if OPT_AUTOCOLOR
VL_ELAPSED begin_time;
(void) vl_elapsed(&begin_time, TRUE);
#endif
discard_syntax_highlighting();
if (b_val(bp, MDHILITE)) {
char *filtername = 0;
TBUFF *token = 0;
if (clexec || isnamedcmd)
filtername = mac_unquotedarg(&token);
if (filtername == 0
&& bp->majr != 0)
filtername = bp->majr->shortname;
if (filtername != 0
&& flt_start(filtername)) {
TRACE(("attribute_directly(%s) using %s\n",
bp->b_bname,
filtername));
flt_finish();
code = TRUE;
}
tb_free(&token);
}
attach_attrib(selbufp, &selregion);
attach_attrib(startbufp, &startregion);
#if OPT_HILITEMATCH
if (bp->b_highlight & HILITE_ON) {
bp->b_highlight |= HILITE_DIRTY;
attrib_matches();
}
#endif
#if OPT_AUTOCOLOR
bp->last_autocolor_time = vl_elapsed(&begin_time, FALSE);
bp->next_autocolor_time = 0;
#endif
}
#endif
return code;
}
/*
* Create the message-buffer if it doesn't already exist
*/
static BUFFER *
create_msgs(void)
{
BUFFER *bp = 0;
if (wheadp != 0) { /* we need windows before creating buffers */
bp = bfind(MESSAGES_BufName, BFINVS);
if (valid_buffer(bp)) {
b_set_invisible(bp);
bp->b_active = TRUE;
}
}
return bp;
}
/*
* If no warning messages were encountered during startup, and the popup-msgs
* mode wasn't enabled, discard the informational messages that are there
* already.
*/
void
purge_msgs(void)
{
TRACE(("purge_msgs mode:%d, warnings:%d\n",
global_g_val(GMDPOPUP_MSGS), warnings));
if ((global_g_val(GMDPOPUP_MSGS) == -TRUE)
&& (warnings == 0)) {
BUFFER *bp = find_b_name(MESSAGES_BufName);
if (valid_buffer(bp)
&& bp->b_nwnd == 0) {
(void) zotbuf(bp);
}
set_global_g_val(GMDPOPUP_MSGS, FALSE);
}
}
void
find_release_attr(BUFFER *bp, REGION * rp)
{
if (valid_buffer(bp)) {
AREGION **rpp = &bp->b_attribs;
AREGION *ap;
while ((ap = *rpp) != NULL) {
if (ap->ar_region.r_attr_id == rp->r_attr_id) {
free_attrib2(bp, rpp);
break;
} else
rpp = &ap->ar_next;
}
}
}
static void
detach_attrib(BUFFER *bp, AREGION * arp)
{
if (find_bp(bp) != 0) {
if (valid_buffer(bp)) {
AREGION **rpp;
mark_buffers_windows(bp);
rpp = &bp->b_attribs;
while (*rpp != NULL) {
if (*rpp == arp) {
*rpp = (*rpp)->ar_next;
arp->ar_region.r_attr_id = 0;
break;
} else
rpp = &(*rpp)->ar_next;
}
}
}
}
int
var_CHAR(TBUFF **rp, const char *vp)
{
int status = FALSE;
if (rp) {
if (valid_buffer(curbp) && !is_empty_buf(curbp)) {
render_int(rp, CharAtDot());
} else {
tb_scopy(rp, error_val);
}
status = TRUE;
} else if (vp) {
if ((status = check_editable(curbp)) == TRUE) {
int c;
mayneedundo();
(void) ldel_chars(1L, FALSE); /* delete 1 char */
c = scan_int(vp);
if ((status = bputc(c)) == TRUE)
(void) backchar(FALSE, 1);
}
}
return status;
}
int main(int argc, char * argv[])
{
int i;
int read_write_error;
int input_stat[2] = {0};
int output_stat[2] = {0};
int flags = 0;
int count = -1;
int skip = 0, seek = 0;
int bs = -1, ibs = 4096, obs = 4096;
int buffer_size = 0;
int count_read, count_write;
time_t time_start, time_finish, time_use;
const char * input_path = "-";
const char * output_path = "-";
const char * input_device = NULL;
const char * output_device = NULL;
struct io_base *input_handle, *output_handle;
char * buffer_read, * buffer_write, * buffer_alloc;
for (i = 1; i < argc; i++) {
char * argline = argv[i];
char * optvalue = getoptvalue(argv[i]);
ARG_INT(&ibs, 1, "ibs=");
ARG_INT(&obs, 2, "obs=");
ARG_INT(&bs, (1 | 2), "bs=");
ARG_INT(&seek, 4, "seek=");
ARG_INT(&skip, 8, "skip=");
ARG_INT(&count, 16, "count=");
ARG_STRING(&input_path, 32, "if=");
ARG_STRING(&output_path, 64, "of=");
ARG_STRING(&input_device, 128, "kin=");
ARG_STRING(&output_device, 256, "kout=");
fprintf(stderr, "unkown operand %s", argline);
exit(-1);
}
if (bs != -1) {
ibs = bs;
obs = bs;
}
valid_size("invalid input block size", ibs);
valid_size("invalid output block size", obs);
input_handle = open_file(input_path, GENERIC_READ);
valid_handle("invalid input handle", input_handle);
output_handle = open_file(output_path, GENERIC_WRITE);
valid_handle("invalid output handle", output_handle);
buffer_size = (ibs < obs? obs: ibs) * 2;
buffer_alloc = (char *)malloc(buffer_size);
valid_buffer("alloc buffer fail", buffer_alloc);
if (seek > 0) {
off_t posnew = seek * (off_t)(obs);
off_t poscur = io_lseek(output_handle, posnew, SEEK_CUR);
valid_size("seek output file fail", posnew == poscur);
}
if (skip > 0) {
off_t posnew = skip * (off_t)(ibs);
off_t poscur = io_lseek(output_handle, posnew, SEEK_CUR);
valid_size("skip input file fail", posnew == poscur);
}
read_write_error = 0;
count_read = count_write = 0;
buffer_read = buffer_write = buffer_alloc;
time_start = time(NULL);
while (read_write_error == 0) {
size_t transfer = 0;
while (buffer_read < buffer_alloc + obs) {
if (!io_read(input_handle, buffer_read, ibs, &transfer)) {
read_write_error = 2;
break;
}
if (transfer == 0) {
read_write_error = 1;
break;
}
buffer_read += transfer;
count_read += transfer;
input_stat[transfer == ibs]++;
if (input_stat[0] + input_stat[1] == count) {
read_write_error = 1;
break;
}
}
while (buffer_write + obs <= buffer_read) {
if (!io_write(output_handle, buffer_write, obs, &transfer)) {
read_write_error = 2;
break;
}
if (transfer == 0) {
read_write_error = 2;
break;
}
output_stat[transfer == obs]++;
buffer_write += transfer;
count_write += transfer;
}
memmove(buffer_alloc, buffer_write, count_read - count_write);
buffer_read = buffer_alloc + (count_read - count_write);
buffer_write = buffer_alloc;
}
while (read_write_error == 1 &&
count_write < count_read) {
size_t transfer = (count_read - count_write);
valid_size("internal error", transfer < obs);
if (io_write(output_handle, buffer_write, transfer, &transfer)) {
output_stat[transfer == obs]++;
buffer_write += transfer;
count_write += transfer;
continue;
}
if (io_write(output_handle, buffer_write, obs, &transfer)) {
output_stat[transfer == obs]++;
buffer_write += transfer;
count_write += transfer;
continue;
}
read_write_error = 3;
break;
}
time_finish = time(NULL);
io_close(output_handle);
io_close(input_handle);
free(buffer_alloc);
time_use = time_finish > time_start? time_finish - time_start: 1;
fprintf(stderr, "%d+%d records in\n", input_stat[1], input_stat[0]);
fprintf(stderr, "%d+%d records out\n", output_stat[1], output_stat[0]);
fprintf(stderr, "%d bytes transferred in %ld secs (%ld bytes/sec)\n",
count_read, time_use, count_read / time_use);
return 0;
}
BUFFER *
sel_buffer(void)
{
return valid_buffer(startbufp) ? startbufp : selbufp;
}
/* Extend the current selection to dot */
int
sel_extend(int wiping, int include_dot)
{
BUFFER *bp = curbp;
REGIONSHAPE save_shape = regionshape;
REGION a, b;
MARK saved_dot;
MARK working_dot;
saved_dot = DOT;
if (valid_buffer(startbufp)) {
detach_attrib(selbufp, &selregion);
selbufp = startbufp;
selregion = startregion;
attach_attrib(selbufp, &selregion);
detach_attrib(startbufp, &startregion);
startbufp = NULL;
}
if (curwp->w_bufp != selbufp)
return FALSE; /* handles NULL case also */
fix_dot();
regionshape = selregion.ar_shape;
if (wiping && whichend == END_FIXED)
MK = selregion.ar_region.r_end;
else
MK = selregion.ar_region.r_orig;
/* FIXME: Make sure DOT and MK are in the same buffer */
/*
* If we're extending in the positive direction, we want to include DOT
* in the selection. To include DOT, we must advance it one char since
* a region runs from r_orig up to but not including r_end.
*/
working_dot = DOT;
if (include_dot
&& (selregion.ar_shape == rgn_EXACT)
&& dot_vs_mark() >= 0) {
if (samepoint(MK, orig_region)) {
DOT.o += BytesAt(DOT.l, DOT.o);
} else if (samepoint(MK, plus_region)) {
DOT.o += BytesAt(DOT.l, DOT.o);
MK = orig_region;
}
}
if (getregion(bp, &a) == FALSE) {
return FALSE;
}
DOT = working_dot;
/*
* Build a second region in the "opposite" direction.
*/
if (wiping && whichend == ORIG_FIXED)
MK = selregion.ar_region.r_orig;
else
MK = selregion.ar_region.r_end;
if (include_dot) {
if (selregion.ar_shape == rgn_EXACT) {
if (dot_vs_mark() <= 0) {
if (samepoint(MK, orig_region))
MK.o += BytesAt(MK.l, MK.o);
}
} else if (selregion.ar_shape == rgn_RECTANGLE) {
if (samepoint(MK, DOT)) { /* avoid making empty-region */
MK = orig_region;
DOT = plus_region;
}
}
}
if (getregion(bp, &b) == FALSE) {
return FALSE;
}
/*
* The two regions, 'a' and 'b' are _usually_ identical, except for the
* special case where we've extended one to the right to include the
* right endpoint of the region.
*
* For rgn_EXACT selections, setting 'whichend' to ORIG_FIXED means that
* we're selecting from the anchor point right/down. Conversely,
* setting it to END_FIXED means that we selecting left/up.
*
* Rectangles are specified by making MK the opposite corner from DOT.
* If DOT is below MK, we'll say that the selection region is
* ORIG_FIXED so that the next call on this function will build the
* regions a/b consistently.
*
* If the regions a/b are empty, we've made a mistake; this will cause
* the selection to be dropped in xvile.
*/
if (a.r_size > b.r_size) {
whichend = ORIG_FIXED;
selregion.ar_region = a;
} else {
if (selregion.ar_shape == rgn_RECTANGLE) {
if (dot_vs_mark() < 0)
whichend = END_FIXED;
else
whichend = ORIG_FIXED;
} else { /* exact or full-line */
whichend = END_FIXED;
}
selregion.ar_region = b;
}
selregion.ar_vattr = VASEL | VOWN_SELECT;
mark_buffers_windows(selbufp);
show_selection_position(FALSE);
regionshape = save_shape;
DOT = saved_dot;
OWN_SELECTION();
return TRUE;
}
int
var_BCHANGED(TBUFF **rp, const char *vp)
{
return any_ro_BOOL(rp, vp, valid_buffer(curbp) && b_is_changed(curbp));
}
