NColorString::NColorString(int attr, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
vappend(attr,fmt,args);
va_end(args);
}
/*
* Replace a single character with the next input character.
* A funny kind of insert.
*/
void
vrep(register int cnt)
{
register int i, c;
if (cnt > strlen(cursor)) {
beep();
return;
}
showmode('r');
i = column(cursor + cnt - 1);
vcursat(cursor);
doomed = i - cindent();
if (!vglobp) {
c = getesc();
if (c == 0) {
showmode(0);
vfixcurs();
return;
}
ungetkey(c);
}
CP(vutmp, linebuf);
if (FIXUNDO)
vundkind = VCHNG;
wcursor = cursor;
for (i = 0; i < cnt; i++)
wcursor += skipright(cursor, wcursor);
vUD1 = cursor; vUD2 = wcursor;
CP(cursor, wcursor);
prepapp();
vappend('r', cnt, 0);
*lastcp++ = INS[0];
setLAST();
}
static char *
vcarp_message (CarpFlags flags, int errnum, const char *fmt, va_list args) {
char *mesg = NULL;
if (fmt && *fmt) {
mesg = vappend(mesg, fmt, args);
if (errnum)
mesg = append(mesg, ": %s", strerror(errnum));
}
else if (errnum)
mesg = append(mesg, "%s", strerror(errnum));
else if (flags & DIE)
mesg = append(mesg, "Died");
else
mesg = append(mesg, "Warning: something's wrong");
return mesg;
}
DataSet *run_viewshed_terrain(DataSet *terrain, int nthread,
unsigned int (*vcount) (DataSet *terrain, GridPoint p))
{
static Rtimer rt;
DataSet *vmap;
Vector *thread_bands;
ViewshedBand band;
int i;
float fNODATA;
rt_start(rt);
assert(nthread > 0);
fNODATA = getNODATA(terrain);
vmap = dInit(terrain->grid.nrow, terrain->grid.ncol, UINT);
assert(vmap);
vmap->grid.uiNODATA = 0;
thread_bands = vinit2(sizeof(ViewshedBand), nthread);
for (i = 0; i < nthread; i++) {
band.nthread = nthread;
band.index = i;
band.terrain = terrain;
band.vmap = vmap;
band.fNODATA = fNODATA;
band.vcount = vcount;
vappend(thread_bands, &band);
}
run_threads(nthread, viewshed_terrain_sub, thread_bands);
rt_stop(rt);
static char buf[256];
rt_sprint(buf, rt);
printf("run_viewshed_terrain('%s'):\t%s\n",
terrain->path, buf);
return vmap;
}
void pvnaddcon( const SOCKET* cs, vncallback vcb ){
if( pvnconsSize >= pvnconsBSize ){
u32 i;
SOCKET* ts = vsmalloc( sizeof( SOCKET ) * pvnconsBSize * 2 );
vncallback** tcbs = vsmalloc( sizeof( vncallback* ) * pvnconsBSize * 2 );
u32* tids = vsmalloc( sizeof( u32 ) * pvnconsBSize * 2 );
u32* fids = vsmalloc( sizeof( u32 ) * pvnconsBSize * 2 );
f32* times = vsmalloc( sizeof( f32 ) * pvnconsBSize * 2 );
pvnconsBSize *= 2;
for( i = 0; i < pvnconsSize; ++i ){
ts[ i ] = pvncons[ i ];
tcbs[ i ] = pvnccbs[ i ];
tids[ i ] = pvncids[ i ];
fids[ i ] = pvnfids[ i ];
times[ i ] = pvntimes[ i ];
}
vsfree( pvncons ); pvncons = ts;
vsfree( pvnccbs ); pvnccbs = tcbs;
vsfree( pvncids ); pvncids = tids;
vsfree( pvnfids ); pvnfids = fids;
vsfree( pvntimes ); pvntimes = times;
}
while( pvnnqs < pvnconsBSize ){
u32 nq = vmalloc( 0 );
vappend( pvnqs, &nq, sizeof( u32 ) );
++pvnnqs;
}
pvnccbs[ pvnconsSize ] = vcb;
verase( ( (u32*)vmem( pvnqs ) )[ pvnconsSize ] );
if( pvnfrees )
pvncids[ pvnconsSize ] = pvnfids[ --pvnfrees ];
else
pvncids[ pvnconsSize ] = pvnconsSize;
pvncons[ pvnconsSize ] = *cs;
pvntimes[ pvnconsSize ] = vcurTime();
++pvnconsSize;
if( !vcb( NULL, 1, pvncids[ pvnconsSize - 1 ], vcurTime() ) )
pvnremcon( pvnconsSize - 1 );
}
HRESULT HostDnsServiceWin::updateInfo()
{
HostDnsInformation info;
LONG lrc;
int rc;
std::string strDomain;
std::string strSearchList; /* NB: comma separated, no spaces */
/*
* We ignore "DhcpDomain" key here since it's not stable. If
* there are two active interfaces that use DHCP (in particular
* when host uses OpenVPN) then DHCP ACKs will take turns updating
* that key. Instead we call GetAdaptersAddresses() below (which
* is what ipconfig.exe seems to do).
*/
for (DWORD regIndex = 0; /**/; ++regIndex) {
char keyName[256];
DWORD cbKeyName = sizeof(keyName);
DWORD keyType = 0;
char keyData[1024];
DWORD cbKeyData = sizeof(keyData);
lrc = RegEnumValueA(m->hKeyTcpipParameters, regIndex,
keyName, &cbKeyName, 0,
&keyType, (LPBYTE)keyData, &cbKeyData);
if (lrc == ERROR_NO_MORE_ITEMS)
break;
if (lrc == ERROR_MORE_DATA) /* buffer too small; handle? */
continue;
if (lrc != ERROR_SUCCESS)
{
LogRel2(("HostDnsServiceWin: RegEnumValue error %d\n", (int)lrc));
return E_FAIL;
}
if (keyType != REG_SZ)
continue;
if (cbKeyData > 0 && keyData[cbKeyData - 1] == '\0')
--cbKeyData; /* don't count trailing NUL if present */
if (RTStrICmp("Domain", keyName) == 0)
{
strDomain.assign(keyData, cbKeyData);
LogRel2(("HostDnsServiceWin: Domain=\"%s\"\n", strDomain.c_str()));
}
else if (RTStrICmp("DhcpDomain", keyName) == 0)
{
std::string strDhcpDomain(keyData, cbKeyData);
LogRel2(("HostDnsServiceWin: DhcpDomain=\"%s\"\n", strDhcpDomain.c_str()));
}
else if (RTStrICmp("SearchList", keyName) == 0)
{
strSearchList.assign(keyData, cbKeyData);
LogRel2(("HostDnsServiceWin: SearchList=\"%s\"\n", strSearchList.c_str()));
}
}
/* statically configured domain name */
if (!strDomain.empty())
{
info.domain = strDomain;
info.searchList.push_back(strDomain);
}
/* statically configured search list */
if (!strSearchList.empty())
{
vappend(info.searchList, strSearchList, ',');
}
/*
* When name servers are configured statically it seems that the
* value of Tcpip\Parameters\NameServer is NOT set, inly interface
* specific NameServer value is (which triggers notification for
* us to pick up the change). Fortunately, DnsApi seems to do the
* right thing there.
*/
DNS_STATUS status;
PIP4_ARRAY pIp4Array = NULL;
// NB: must be set on input it seems, despite docs' claim to the contrary.
DWORD cbBuffer = sizeof(&pIp4Array);
status = DnsQueryConfig(DnsConfigDnsServerList,
DNS_CONFIG_FLAG_ALLOC, NULL, NULL,
&pIp4Array, &cbBuffer);
if (status == NO_ERROR && pIp4Array != NULL)
{
for (DWORD i = 0; i < pIp4Array->AddrCount; ++i)
{
char szAddrStr[16] = "";
RTStrPrintf(szAddrStr, sizeof(szAddrStr), "%RTnaipv4", pIp4Array->AddrArray[i]);
LogRel2(("HostDnsServiceWin: server %d: %s\n", i+1, szAddrStr));
info.servers.push_back(szAddrStr);
}
LocalFree(pIp4Array);
}
/**
* DnsQueryConfig(DnsConfigSearchList, ...) is not implemented.
* Call GetAdaptersAddresses() that orders the returned list
* appropriately and collect IP_ADAPTER_ADDRESSES::DnsSuffix.
*/
do {
PIP_ADAPTER_ADDRESSES pAddrBuf = NULL;
ULONG cbAddrBuf = 8 * 1024;
bool fReallocated = false;
ULONG err;
pAddrBuf = (PIP_ADAPTER_ADDRESSES) malloc(cbAddrBuf);
if (pAddrBuf == NULL)
{
LogRel2(("HostDnsServiceWin: failed to allocate %zu bytes"
" of GetAdaptersAddresses buffer\n",
(size_t)cbAddrBuf));
break;
}
while (pAddrBuf != NULL)
{
ULONG cbAddrBufProvided = cbAddrBuf;
err = GetAdaptersAddresses(AF_UNSPEC,
GAA_FLAG_SKIP_ANYCAST
| GAA_FLAG_SKIP_MULTICAST,
NULL,
pAddrBuf, &cbAddrBuf);
if (err == NO_ERROR)
{
break;
}
else if (err == ERROR_BUFFER_OVERFLOW)
{
LogRel2(("HostDnsServiceWin: provided GetAdaptersAddresses with %zu"
" but asked again for %zu bytes\n",
(size_t)cbAddrBufProvided, (size_t)cbAddrBuf));
if (RT_UNLIKELY(fReallocated)) /* what? again?! */
{
LogRel2(("HostDnsServiceWin: ... not going to realloc again\n"));
free(pAddrBuf);
pAddrBuf = NULL;
break;
}
PIP_ADAPTER_ADDRESSES pNewBuf = (PIP_ADAPTER_ADDRESSES) realloc(pAddrBuf, cbAddrBuf);
if (pNewBuf == NULL)
{
LogRel2(("HostDnsServiceWin: failed to reallocate %zu bytes\n", (size_t)cbAddrBuf));
free(pAddrBuf);
pAddrBuf = NULL;
break;
}
/* try again */
pAddrBuf = pNewBuf; /* cbAddrBuf already updated */
fReallocated = true;
}
else
{
LogRel2(("HostDnsServiceWin: GetAdaptersAddresses error %d\n", err));
free(pAddrBuf);
pAddrBuf = NULL;
break;
}
}
if (pAddrBuf == NULL)
break;
for (PIP_ADAPTER_ADDRESSES pAdp = pAddrBuf; pAdp != NULL; pAdp = pAdp->Next)
{
LogRel2(("HostDnsServiceWin: %ls (status %u) ...\n",
pAdp->FriendlyName ? pAdp->FriendlyName : L"(null)",
pAdp->OperStatus));
if (pAdp->OperStatus != IfOperStatusUp)
continue;
if (pAdp->DnsSuffix == NULL || *pAdp->DnsSuffix == L'\0')
continue;
char *pszDnsSuffix = NULL;
rc = RTUtf16ToUtf8Ex(pAdp->DnsSuffix, RTSTR_MAX,
&pszDnsSuffix, 0, /* allocate */
NULL);
if (RT_FAILURE(rc))
{
LogRel2(("HostDnsServiceWin: failed to convert DNS suffix \"%ls\": %Rrc\n",
pAdp->DnsSuffix, rc));
continue;
}
AssertContinue(pszDnsSuffix != NULL);
AssertContinue(*pszDnsSuffix != '\0');
LogRel2(("HostDnsServiceWin: ... suffix = \"%s\"\n", pszDnsSuffix));
vappend(info.searchList, pszDnsSuffix);
RTStrFree(pszDnsSuffix);
}
free(pAddrBuf);
} while (0);
if (info.domain.empty() && !info.searchList.empty())
info.domain = info.searchList[0];
if (info.searchList.size() == 1)
info.searchList.clear();
HostDnsMonitor::setInfo(info);
return S_OK;
}
vmain()
{
register int c, cnt, i;
char esave[TUBECOLS];
char *oglobp;
char d;
line *addr;
int ind, nlput;
int shouldpo = 0;
int onumber, olist, (*OPline)(), (*OPutchar)();
vch_mac = VC_NOTINMAC;
/*
* If we started as a vi command (on the command line)
* then go process initial commands (recover, next or tag).
*/
if (initev) {
oglobp = globp;
globp = initev;
hadcnt = cnt = 0;
i = tchng;
addr = dot;
goto doinit;
}
/*
* NB:
*
* The current line is always in the line buffer linebuf,
* and the cursor at the position cursor. You should do
* a vsave() before moving off the line to make sure the disk
* copy is updated if it has changed, and a getDOT() to get
* the line back if you mung linebuf. The motion
* routines in ex_vwind.c handle most of this.
*/
for (;;) {
/*
* Decode a visual command.
* First sync the temp file if there has been a reasonable
* amount of change. Clear state for decoding of next
* command.
*/
TSYNC();
vglobp = 0;
vreg = 0;
hold = 0;
seenprompt = 1;
wcursor = 0;
Xhadcnt = hadcnt = 0;
Xcnt = cnt = 1;
splitw = 0;
if (i = holdupd) {
if (state == VISUAL)
ignore(peekkey());
holdupd = 0;
/*
if (LINE(0) < ZERO) {
vclear();
vcnt = 0;
i = 3;
}
*/
if (state != VISUAL) {
vcnt = 0;
vsave();
vrepaint(cursor);
} else if (i == 3)
vredraw(WTOP);
else
vsync(WTOP);
vfixcurs();
}
/*
* Gobble up counts and named buffer specifications.
*/
for (;;) {
looptop:
#ifdef MDEBUG
if (trace)
fprintf(trace, "pc=%c",peekkey());
#endif
if (isdigit(peekkey()) && peekkey() != '0') {
hadcnt = 1;
cnt = vgetcnt();
forbid (cnt <= 0);
}
if (peekkey() != '"')
break;
ignore(getkey()), c = getkey();
/*
* Buffer names be letters or digits.
* But not '0' as that is the source of
* an 'empty' named buffer spec in the routine
* kshift (see ex_temp.c).
*/
forbid (c == '0' || !isalpha(c) && !isdigit(c));
vreg = c;
}
reread:
/*
* Come to reread from below after some macro expansions.
* The call to map allows use of function key pads
* by performing a terminal dependent mapping of inputs.
*/
#ifdef MDEBUG
if (trace)
fprintf(trace,"pcb=%c,",peekkey());
#endif
op = getkey();
maphopcnt = 0;
do {
/*
* Keep mapping the char as long as it changes.
* This allows for double mappings, e.g., q to #,
* #1 to something else.
*/
c = op;
op = map(c,arrows);
#ifdef MDEBUG
if (trace)
fprintf(trace,"pca=%c,",c);
#endif
/*
* Maybe the mapped to char is a count. If so, we have
* to go back to the "for" to interpret it. Likewise
* for a buffer name.
*/
if ((isdigit(c) && c!='0') || c == '"') {
ungetkey(c);
goto looptop;
}
if (!value(REMAP)) {
c = op;
break;
}
if (++maphopcnt > 256)
error("Infinite macro loop");
} while (c != op);
/*
* Begin to build an image of this command for possible
* later repeat in the buffer workcmd. It will be copied
* to lastcmd by the routine setLAST
* if/when completely specified.
*/
lastcp = workcmd;
if (!vglobp)
*lastcp++ = c;
/*
* First level command decode.
*/
switch (c) {
/*
* ^L Clear screen e.g. after transmission error.
*/
/*
* ^R Retype screen, getting rid of @ lines.
* If in open, equivalent to ^L.
* On terminals where the right arrow key sends
* ^L we make ^R act like ^L, since there is no
* way to get ^L. These terminals (adm31, tvi)
* are intelligent so ^R is useless. Soroc
* will probably foul this up, but nobody has
* one of them.
*/
case CTRL(l):
case CTRL(r):
if (c == CTRL(l) || (KR && *KR==CTRL(l))) {
vclear();
vdirty(0, vcnt);
}
if (state != VISUAL) {
/*
* Get a clean line, throw away the
* memory of what is displayed now,
* and move back onto the current line.
*/
vclean();
vcnt = 0;
vmoveto(dot, cursor, 0);
continue;
}
vredraw(WTOP);
/*
* Weird glitch -- when we enter visual
* in a very small window we may end up with
* no lines on the screen because the line
* at the top is too long. This forces the screen
* to be expanded to make room for it (after
* we have printed @'s ick showing we goofed).
*/
if (vcnt == 0)
vrepaint(cursor);
vfixcurs();
continue;
/*
* $ Escape just cancels the current command
* with a little feedback.
*/
case ESCAPE:
beep();
continue;
/*
* @ Macros. Bring in the macro and put it
* in vmacbuf, point vglobp there and punt.
*/
case '@':
c = getesc();
if (c == 0)
continue;
if (c == '@')
c = lastmac;
if (isupper(c))
c = tolower(c);
forbid(!islower(c));
lastmac = c;
vsave();
CATCH
char tmpbuf[BUFSIZ];
regbuf(c,tmpbuf,sizeof(vmacbuf));
macpush(tmpbuf, 1);
ONERR
lastmac = 0;
splitw = 0;
getDOT();
vrepaint(cursor);
continue;
ENDCATCH
vmacp = vmacbuf;
goto reread;
/*
* . Repeat the last (modifying) open/visual command.
*/
case '.':
/*
* Check that there was a last command, and
* take its count and named buffer unless they
* were given anew. Special case if last command
* referenced a numeric named buffer -- increment
* the number and go to a named buffer again.
* This allows a sequence like "1pu.u.u...
* to successively look for stuff in the kill chain
* much as one does in EMACS with C-Y and M-Y.
*/
forbid (lastcmd[0] == 0);
if (hadcnt)
lastcnt = cnt;
if (vreg)
lastreg = vreg;
else if (isdigit(lastreg) && lastreg < '9')
lastreg++;
vreg = lastreg;
cnt = lastcnt;
hadcnt = lasthad;
vglobp = lastcmd;
goto reread;
/*
* ^U Scroll up. A count sticks around for
* future scrolls as the scroll amount.
* Attempt to hold the indentation from the
* top of the screen (in logical lines).
*
* BUG: A ^U near the bottom of the screen
* on a dumb terminal (which can't roll back)
* causes the screen to be cleared and then
* redrawn almost as it was. In this case
* one should simply move the cursor.
*/
case CTRL(u):
if (hadcnt)
vSCROLL = cnt;
cnt = vSCROLL;
if (state == VISUAL)
ind = vcline, cnt += ind;
else
ind = 0;
vmoving = 0;
vup(cnt, ind, 1);
vnline(NOSTR);
continue;
/*
* ^D Scroll down. Like scroll up.
*/
case CTRL(d):
#ifdef TRACE
if (trace)
fprintf(trace, "before vdown in ^D, dot=%d, wdot=%d, dol=%d\n", lineno(dot), lineno(wdot), lineno(dol));
#endif
if (hadcnt)
vSCROLL = cnt;
cnt = vSCROLL;
if (state == VISUAL)
ind = vcnt - vcline - 1, cnt += ind;
else
ind = 0;
vmoving = 0;
vdown(cnt, ind, 1);
#ifdef TRACE
if (trace)
fprintf(trace, "before vnline in ^D, dot=%d, wdot=%d, dol=%d\n", lineno(dot), lineno(wdot), lineno(dol));
#endif
vnline(NOSTR);
#ifdef TRACE
if (trace)
fprintf(trace, "after vnline in ^D, dot=%d, wdot=%d, dol=%d\n", lineno(dot), lineno(wdot), lineno(dol));
#endif
continue;
/*
* ^E Glitch the screen down (one) line.
* Cursor left on same line in file.
*/
case CTRL(e):
if (state != VISUAL)
continue;
if (!hadcnt)
cnt = 1;
/* Bottom line of file already on screen */
forbid(lineDOL()-lineDOT() <= vcnt-1-vcline);
ind = vcnt - vcline - 1 + cnt;
vdown(ind, ind, 1);
vnline(cursor);
continue;
/*
* ^Y Like ^E but up
*/
case CTRL(y):
if (state != VISUAL)
continue;
if (!hadcnt)
cnt = 1;
forbid(lineDOT()-1<=vcline); /* line 1 already there */
ind = vcline + cnt;
vup(ind, ind, 1);
vnline(cursor);
continue;
/*
* m Mark position in mark register given
* by following letter. Return is
* accomplished via ' or `; former
* to beginning of line where mark
* was set, latter to column where marked.
*/
case 'm':
/*
* Getesc is generally used when a character
* is read as a latter part of a command
* to allow one to hit rubout/escape to cancel
* what you have typed so far. These characters
* are mapped to 0 by the subroutine.
*/
c = getesc();
if (c == 0)
continue;
/*
* Markreg checks that argument is a letter
* and also maps ' and ` to the end of the range
* to allow '' or `` to reference the previous
* context mark.
*/
c = markreg(c);
forbid (c == 0);
vsave();
names[c - 'a'] = (*dot &~ 01);
ncols[c - 'a'] = cursor;
anymarks = 1;
continue;
/*
* ^F Window forwards, with 2 lines of continuity.
* Count repeats.
*/
case CTRL(f):
vsave();
if (vcnt > 2) {
addr = dot + (vcnt - vcline) - 2 + (cnt-1)*basWLINES;
forbid(addr > dol);
dot = addr;
vcnt = vcline = 0;
}
vzop(0, 0, '+');
continue;
/*
* ^B Window backwards, with 2 lines of continuity.
* Inverse of ^F.
*/
case CTRL(b):
vsave();
if (one + vcline != dot && vcnt > 2) {
addr = dot - vcline - 2 + (cnt-1)*basWLINES;
forbid (addr <= zero);
dot = addr;
vcnt = vcline = 0;
}
vzop(0, 0, '^');
continue;
/*
* z Screen adjustment, taking a following character:
* z<CR> current line to top
* z<NL> like z<CR>
* z- current line to bottom
* also z+, z^ like ^F and ^B.
* A preceding count is line to use rather
* than current line. A count between z and
* specifier character changes the screen size
* for the redraw.
*
*/
case 'z':
if (state == VISUAL) {
i = vgetcnt();
if (i > 0)
vsetsiz(i);
c = getesc();
if (c == 0)
continue;
}
vsave();
vzop(hadcnt, cnt, c);
continue;
/*
* Y Yank lines, abbreviation for y_ or yy.
* Yanked lines can be put later if no
* changes intervene, or can be put in named
* buffers and put anytime in this session.
*/
case 'Y':
ungetkey('_');
c = 'y';
break;
/*
* J Join lines, 2 by default. Count is number
* of lines to join (no join operator sorry.)
*/
case 'J':
forbid (dot == dol);
if (cnt == 1)
cnt = 2;
if (cnt > (i = dol - dot + 1))
cnt = i;
vsave();
vmacchng(1);
setLAST();
cursor = strend(linebuf);
vremote(cnt, join, 0);
notenam = "join";
vmoving = 0;
killU();
vreplace(vcline, cnt, 1);
if (!*cursor && cursor > linebuf)
cursor--;
if (notecnt == 2)
notecnt = 0;
vrepaint(cursor);
continue;
/*
* S Substitute text for whole lines, abbrev for c_.
* Count is number of lines to change.
*/
case 'S':
ungetkey('_');
c = 'c';
break;
/*
* O Create a new line above current and accept new
* input text, to an escape, there.
* A count specifies, for dumb terminals when
* slowopen is not set, the number of physical
* line space to open on the screen.
*
* o Like O, but opens lines below.
*/
case 'O':
case 'o':
vmacchng(1);
voOpen(c, cnt);
continue;
/*
* C Change text to end of line, short for c$.
*/
case 'C':
if (*cursor) {
ungetkey('$'), c = 'c';
break;
}
goto appnd;
/*
* ~ Switch case of letter under cursor
*/
case '~':
{
char mbuf[4];
setLAST();
mbuf[0] = 'r';
mbuf[1] = *cursor;
mbuf[2] = cursor[1]==0 ? 0 : ' ';
mbuf[3] = 0;
if (isalpha(mbuf[1]))
mbuf[1] ^= ' '; /* toggle the case */
macpush(mbuf, 1);
}
continue;
/*
* A Append at end of line, short for $a.
*/
case 'A':
operate('$', 1);
appnd:
c = 'a';
/* fall into ... */
/*
* a Appends text after cursor. Text can continue
* through arbitrary number of lines.
*/
case 'a':
if (*cursor) {
if (state == HARDOPEN)
putchar(*cursor);
cursor++;
}
goto insrt;
/*
* I Insert at beginning of whitespace of line,
* short for ^i.
*/
case 'I':
operate('^', 1);
c = 'i';
/* fall into ... */
/*
* R Replace characters, one for one, by input
* (logically), like repeated r commands.
*
* BUG: This is like the typeover mode of many other
* editors, and is only rarely useful. Its
* implementation is a hack in a low level
* routine and it doesn't work very well, e.g.
* you can't move around within a R, etc.
*/
case 'R':
/* fall into... */
/*
* i Insert text to an escape in the buffer.
* Text is arbitrary. This command reminds of
* the i command in bare teco.
*/
case 'i':
insrt:
/*
* Common code for all the insertion commands.
* Save for redo, position cursor, prepare for append
* at command and in visual undo. Note that nothing
* is doomed, unless R when all is, and save the
* current line in a the undo temporary buffer.
*/
vmacchng(1);
setLAST();
vcursat(cursor);
prepapp();
vnoapp();
doomed = c == 'R' ? 10000 : 0;
if(FIXUNDO)
vundkind = VCHNG;
vmoving = 0;
CP(vutmp, linebuf);
/*
* If this is a repeated command, then suppress
* fake insert mode on dumb terminals which looks
* ridiculous and wastes lots of time even at 9600B.
*/
if (vglobp)
hold = HOLDQIK;
vappend(c, cnt, 0);
continue;
/*
* ^? An attention, normally a ^?, just beeps.
* If you are a vi command within ex, then
* two ATTN's will drop you back to command mode.
*/
case ATTN:
beep();
if (initev || peekkey() != ATTN)
continue;
/* fall into... */
/*
* ^\ A quit always gets command mode.
*/
case QUIT:
/*
* Have to be careful if we were called
* g/xxx/vi
* since a return will just start up again.
* So we simulate an interrupt.
*/
if (inglobal)
onintr();
/* fall into... */
#ifdef notdef
/*
* q Quit back to command mode, unless called as
* vi on command line in which case dont do it
*/
case 'q': /* quit */
if (initev) {
vsave();
CATCH
error("Q gets ex command mode, :q leaves vi");
ENDCATCH
splitw = 0;
getDOT();
vrepaint(cursor);
continue;
}
#endif
/* fall into... */
/*
* Q Is like q, but always gets to command mode
* even if command line invocation was as vi.
*/
case 'Q':
vsave();
/*
* If we are in the middle of a macro, throw away
* the rest and fix up undo.
* This code copied from getbr().
*/
if (vmacp) {
vmacp = 0;
if (inopen == -1) /* don't screw up undo for esc esc */
vundkind = VMANY;
inopen = 1; /* restore old setting now that macro done */
}
return;
/*
* ZZ Like :x
*/
case 'Z':
forbid(getkey() != 'Z');
oglobp = globp;
globp = "x";
vclrech(0);
goto gogo;
/*
* P Put back text before cursor or before current
* line. If text was whole lines goes back
* as whole lines. If part of a single line
* or parts of whole lines splits up current
* line to form many new lines.
* May specify a named buffer, or the delete
* saving buffers 1-9.
*
* p Like P but after rather than before.
*/
case 'P':
case 'p':
vmoving = 0;
#ifdef notdef
forbid (!vreg && value(UNDOMACRO) && inopen < 0);
#endif
/*
* If previous delete was partial line, use an
* append or insert to put it back so as to
* use insert mode on intelligent terminals.
*/
if (!vreg && DEL[0]) {
forbid ((DEL[0] & (QUOTE|TRIM)) == OVERBUF);
vglobp = DEL;
ungetkey(c == 'p' ? 'a' : 'i');
goto reread;
}
/*
* If a register wasn't specified, then make
* sure there is something to put back.
*/
forbid (!vreg && unddol == dol);
/*
* If we just did a macro the whole buffer is in
* the undo save area. We don't want to put THAT.
*/
forbid (vundkind == VMANY && undkind==UNDALL);
vsave();
vmacchng(1);
setLAST();
i = 0;
if (vreg && partreg(vreg) || !vreg && pkill[0]) {
/*
* Restoring multiple lines which were partial
* lines; will leave cursor in middle
* of line after shoving restored text in to
* split the current line.
*/
i++;
if (c == 'p' && *cursor)
cursor++;
} else {
/*
* In whole line case, have to back up dot
* for P; also want to clear cursor so
* cursor will eventually be positioned
* at the beginning of the first put line.
*/
cursor = 0;
if (c == 'P') {
dot--, vcline--;
c = 'p';
}
}
killU();
/*
* The call to putreg can potentially
* bomb since there may be nothing in a named buffer.
* We thus put a catch in here. If we didn't and
* there was an error we would end up in command mode.
*/
addr = dol; /* old dol */
CATCH
vremote(1, vreg ? putreg : put, vreg);
ONERR
if (vreg == -1) {
splitw = 0;
if (op == 'P')
dot++, vcline++;
goto pfixup;
}
ENDCATCH
splitw = 0;
nlput = dol - addr + 1;
if (!i) {
/*
* Increment undap1, undap2 to make up
* for their incorrect initialization in the
* routine vremote before calling put/putreg.
*/
if (FIXUNDO)
undap1++, undap2++;
vcline++;
nlput--;
/*
* After a put want current line first line,
* and dot was made the last line put in code
* run so far. This is why we increment vcline
* above and decrease dot here.
*/
dot -= nlput - 1;
}
#ifdef TRACE
if (trace)
fprintf(trace, "vreplace(%d, %d, %d), undap1=%d, undap2=%d, dot=%d\n", vcline, i, nlput, lineno(undap1), lineno(undap2), lineno(dot));
#endif
vreplace(vcline, i, nlput);
if (state != VISUAL) {
/*
* Special case in open mode.
* Force action on the screen when a single
* line is put even if it is identical to
* the current line, e.g. on YP; otherwise
* you can't tell anything happened.
*/
vjumpto(dot, cursor, '.');
continue;
}
pfixup:
vrepaint(cursor);
vfixcurs();
continue;
/*
* ^^ Return to previous file.
* Like a :e #, and thus can be used after a
* "No Write" diagnostic.
*/
case CTRL(^):
forbid (hadcnt);
vsave();
ckaw();
oglobp = globp;
if (value(AUTOWRITE))
globp = "e! #";
else
globp = "e #";
goto gogo;
/*
* ^] Takes word after cursor as tag, and then does
* tag command. Read ``go right to''.
*/
case CTRL(]):
grabtag();
oglobp = globp;
globp = "tag";
goto gogo;
/*
* & Like :&
*/
case '&':
oglobp = globp;
globp = "&";
goto gogo;
/*
* ^G Bring up a status line at the bottom of
* the screen, like a :file command.
*
* BUG: Was ^S but doesn't work in cbreak mode
*/
case CTRL(g):
oglobp = globp;
globp = "file";
gogo:
addr = dot;
vsave();
goto doinit;
#ifdef SIGTSTP
/*
* ^Z: suspend editor session and temporarily return
* to shell. Only works with Berkeley/IIASA process
* control in kernel.
*/
case CTRL(z):
forbid(dosusp == 0 || !ldisc);
vsave();
oglobp = globp;
globp = "stop";
goto gogo;
#endif
/*
* : Read a command from the echo area and
* execute it in command mode.
*/
case ':':
forbid (hadcnt);
vsave();
i = tchng;
addr = dot;
if (readecho(c)) {
esave[0] = 0;
goto fixup;
}
getDOT();
/*
* Use the visual undo buffer to store the global
* string for command mode, since it is idle right now.
*/
oglobp = globp; strcpy(vutmp, genbuf+1); globp = vutmp;
doinit:
esave[0] = 0;
fixech();
/*
* Have to finagle around not to lose last
* character after this command (when run from ex
* command mode). This is clumsy.
*/
d = peekc; ungetchar(0);
if (shouldpo) {
/*
* So after a "Hit return..." ":", we do
* another "Hit return..." the next time
*/
pofix();
shouldpo = 0;
}
CATCH
/*
* Save old values of options so we can
* notice when they change; switch into
* cooked mode so we are interruptible.
*/
onumber = value(NUMBER);
olist = value(LIST);
OPline = Pline;
OPutchar = Putchar;
#ifndef CBREAK
vcook();
#endif
commands(1, 1);
if (dot == zero && dol > zero)
dot = one;
#ifndef CBREAK
vraw();
#endif
ONERR
#ifndef CBREAK
vraw();
#endif
copy(esave, vtube[WECHO], TUBECOLS);
ENDCATCH
fixol();
Pline = OPline;
Putchar = OPutchar;
ungetchar(d);
globp = oglobp;
/*
* If we ended up with no lines in the buffer, make
* a line, and don't consider the buffer changed.
*/
if (dot == zero) {
fixzero();
sync();
}
splitw = 0;
/*
* Special case: did list/number options change?
*/
if (onumber != value(NUMBER))
setnumb(value(NUMBER));
if (olist != value(LIST))
setlist(value(LIST));
fixup:
/*
* If a change occurred, other than
* a write which clears changes, then
* we should allow an undo even if .
* didn't move.
*
* BUG: You can make this wrong by
* tricking around with multiple commands
* on one line of : escape, and including
* a write command there, but its not
* worth worrying about.
*/
if (FIXUNDO && tchng && tchng != i)
vundkind = VMANY, cursor = 0;
/*
* If we are about to do another :, hold off
* updating of screen.
*/
if (vcnt < 0 && Peekkey == ':') {
getDOT();
shouldpo = 1;
continue;
}
shouldpo = 0;
/*
* In the case where the file being edited is
* new; e.g. if the initial state hasn't been
* saved yet, then do so now.
*/
if (unddol == truedol) {
vundkind = VNONE;
Vlines = lineDOL();
if (!inglobal)
savevis();
addr = zero;
vcnt = 0;
if (esave[0] == 0)
copy(esave, vtube[WECHO], TUBECOLS);
}
/*
* If the current line moved reset the cursor position.
*/
if (dot != addr) {
vmoving = 0;
cursor = 0;
}
/*
* If current line is not on screen or if we are
* in open mode and . moved, then redraw.
*/
i = vcline + (dot - addr);
if (i < 0 || i >= vcnt && i >= -vcnt || state != VISUAL && dot != addr) {
if (state == CRTOPEN)
vup1();
if (vcnt > 0)
vcnt = 0;
vjumpto(dot, (char *) 0, '.');
} else {
/*
* Current line IS on screen.
* If we did a [Hit return...] then
* restore vcnt and clear screen if in visual
*/
vcline = i;
if (vcnt < 0) {
vcnt = -vcnt;
if (state == VISUAL)
vclear();
else if (state == CRTOPEN) {
vcnt = 0;
}
}
/*
* Limit max value of vcnt based on $
*/
i = vcline + lineDOL() - lineDOT() + 1;
if (i < vcnt)
vcnt = i;
/*
* Dirty and repaint.
*/
vdirty(0, LINES);
vrepaint(cursor);
}
/*
* If in visual, put back the echo area
* if it was clobberred.
*/
if (state == VISUAL) {
int sdc = destcol, sdl = destline;
splitw++;
vigoto(WECHO, 0);
for (i = 0; i < TUBECOLS - 1; i++) {
if (esave[i] == 0)
break;
vputchar(esave[i]);
}
splitw = 0;
vgoto(sdl, sdc);
}
continue;
/*
* u undo the last changing command.
*/
case 'u':
vundo(1);
continue;
/*
* U restore current line to initial state.
*/
case 'U':
vUndo();
continue;
fonfon:
beep();
vmacp = 0;
inopen = 1; /* might have been -1 */
continue;
}
/*
* Rest of commands are decoded by the operate
* routine.
*/
operate(c, cnt);
}
}
void vntick(){
if( pvnscks != NULL ){
static fd_set rds, wts;
u32 i, mfd = 0;
struct timeval tv = { 0, 0 };
f32 curt = vcurTime();
mfd = 0;
for( i = 0; i < pvnconsSize; ++i ){
if( curt - pvntimes[ i ] > vn_timeout )
pvnremcon( i );
}
FD_ZERO( &rds );
for( i = 0; i < pvnscksSize; ++i ){
if( pvnscks[ i ] > mfd )
mfd = pvnscks[ i ];
#pragma warning( push )
#pragma warning( disable: 4127 )
FD_SET( pvnscks[ i ], &rds );
#pragma warning( pop )
}
if( mfd ){
pvncheck( "select failed!", select( mfd + 1, &rds, NULL, NULL, &tv ), NULL, NULL );
for( i = 0; i < pvnscksSize; ++i ){
if( FD_ISSET( pvnscks[ i ], &rds ) ){
SOCKET as = accept( pvnscks[ i ], NULL, NULL );
pvncheck( "accept failed", as, NULL, NULL );
pvnaddcon( &as, pvncbs[ i ] );
}
}
}
FD_ZERO( &rds );
FD_ZERO( &wts );
mfd = 0;
for( i = 0; i < pvnconsSize; ++i ){
if( pvncons[ i ] > mfd )
mfd = pvncons[ i ];
#pragma warning( push )
#pragma warning( disable: 4127 )
FD_SET( pvncons[ i ], &rds );
FD_SET( pvncons[ i ], &wts );
#pragma warning( pop )
}
if( mfd ){
pvncheck( "select failed!", select( mfd + 1, &rds, NULL, NULL, &tv ), NULL, NULL );
for( i = 0; i < pvnconsSize; ++i ){
u32 qn = ( (u32*)vmem( pvnqs ) )[ i ];
if( FD_ISSET( pvncons[ i ], &rds ) ){
static u8 buf[ vnbufsize ];
int ans = recv( pvncons[ i ], buf, vnbufsize - 1, 0 );
pvncheck( "recv failed!", ans, NULL, NULL );
if( ans == SOCKET_ERROR )
ans = 0;
if( !ans ){
pvnremcon( i );
} else{
ans = pvnccbs[ i ]( buf, ans, pvncids[ i ], vcurTime() );
if( !ans )
pvnremcon( i );
else if( vsize( ans ) ){
vappend( qn, vmem( ans ), vsize( ans ) );
}
}
}
if( FD_ISSET( pvncons[ i ], &wts ) && vsize( qn ) ){
int ans = send( pvncons[ i ], vmem( qn ), vsize( qn ), 0 );
pvncheck( "send failed!", ans, NULL, NULL );
if( ans == SOCKET_ERROR )
ans = 0;
if( (u32)ans != vsize( qn ) ){
u32 ns = vsize( qn ) - (u32)ans;
u8* tb = vsmalloc( ns );
vmemcpy( tb, ((u8*)vmem( qn )) + ans, ns );
verase( qn );
vappend( qn, tb, ns );
vsfree( tb );
}else
verase( qn );
}
}
}
}
}
/*
* Open new lines.
*
* Tricky thing here is slowopen. This causes display updating
* to be held off so that 300 baud dumb terminals don't lose badly.
* This also suppressed counts, which otherwise say how many blank
* space to open up. Counts are also suppressed on intelligent terminals.
* Actually counts are obsoleted, since if your terminal is slow
* you are better off with slowopen.
*/
void
voOpen (
int c, /* mjm: char --> int */
register int cnt
)
{
register int ind = 0, i;
short oldhold = hold;
#ifdef SIGWINCH
sigset_t set, oset;
#endif
if (value(SLOWOPEN) || value(REDRAW) && AL && DL)
cnt = 1;
#ifdef SIGWINCH
sigemptyset(&set);
sigaddset(&set, SIGWINCH);
sigprocmask(SIG_BLOCK, &set, &oset);
#endif
vsave();
setLAST();
if (value(AUTOINDENT))
ind = whitecnt(linebuf);
if (c == 'O') {
vcline--;
dot--;
if (dot > zero)
getDOT();
}
if (value(AUTOINDENT)) {
#ifdef LISPCODE
if (value(LISP))
ind = lindent(dot + 1);
#endif
}
killU();
prepapp();
if (FIXUNDO)
vundkind = VMANY;
if (state != VISUAL)
c = WBOT + 1;
else {
c = vcline < 0 ? WTOP - cnt : LINE(vcline) + DEPTH(vcline);
if (c < ZERO)
c = ZERO;
i = LINE(vcline + 1) - c;
if (i < cnt && c <= WBOT && (!AL || !DL))
vinslin(c, cnt - i, vcline);
}
*genindent(ind) = 0;
vdoappend(genbuf);
vcline++;
oldhold = hold;
hold |= HOLDROL;
vopen(dot, c);
hold = oldhold;
if (value(SLOWOPEN))
/*
* Oh, so lazy!
*/
vscrap();
else
vsync1(LINE(vcline));
cursor = linebuf;
linebuf[0] = 0;
vappend('o', 1, ind);
#ifdef SIGWINCH
sigprocmask(SIG_SETMASK, &oset, NULL);
#endif
}
/*
* Change operator.
*
* In a single line we mark the end of the changed area with '$'.
* On multiple whole lines, we clear the lines first.
* Across lines with both wcursor and wdot given, we delete
* and sync then append (but one operation for undo).
*/
void
vchange(int c)
{
register char *cp;
register int i, ind, cnt;
line *addr;
if (wdot) {
/*
* Change/delete of lines or across line boundaries.
*/
if ((cnt = xdw()) < 0)
return;
getDOT();
if (wcursor && cnt == 1) {
/*
* Not really.
*/
wdot = 0;
if (c == EOF) {
vdelete(c);
return;
}
goto smallchange;
}
if (cursor && wcursor) {
/*
* Across line boundaries, but not
* necessarily whole lines.
* Construct what will be left.
*/
*cursor = 0;
strcpy(genbuf, linebuf);
getline(*wdot);
if (strlen(genbuf) + strlen(wcursor) > LBSIZE - 2) {
getDOT();
beep();
return;
}
strcat(genbuf, wcursor);
if (c == EOF && *vpastwh(genbuf) == 0) {
/*
* Although this is a delete
* spanning line boundaries, what
* would be left is all white space,
* so take it all away.
*/
wcursor = 0;
getDOT();
op = 0;
notpart(lastreg);
notpart('1');
vdelete(c);
return;
}
ind = -1;
} else if (c == EOF && wcursor == 0) {
vdelete(c);
return;
} else
#ifdef LISPCODE
/*
* We are just substituting text for whole lines,
* so determine the first autoindent.
*/
if (value(LISP) && value(AUTOINDENT))
ind = lindent(dot);
else
#endif
ind = whitecnt(linebuf);
i = vcline >= 0 ? LINE(vcline) : WTOP;
/*
* Delete the lines from the buffer,
* and remember how the partial stuff came about in
* case we are told to put.
*/
addr = dot;
vremote(cnt, delete, 0);
setpk();
notenam = "delete";
if (c != EOF)
notenam = "change";
/*
* If DEL[0] were nonzero, put would put it back
* rather than the deleted lines.
*/
DEL[0] = 0;
if (cnt > 1)
killU();
/*
* Now hack the screen image coordination.
*/
vreplace(vcline, cnt, 0);
wdot = NOLINE;
noteit(0);
vcline--;
if (addr <= dol)
dot--;
/*
* If this is a across line delete/change,
* cursor stays where it is; just splice together the pieces
* of the new line. Otherwise generate a autoindent
* after a S command.
*/
if (ind >= 0) {
*genindent(ind) = 0;
vdoappend(genbuf);
} else {
vmcurs = cursor;
strcLIN(genbuf);
vdoappend(linebuf);
}
/*
* Indicate a change on hardcopies by
* erasing the current line.
*/
if (c != EOF && state != VISUAL && state != HARDOPEN) {
int oldhold = hold;
hold |= HOLDAT, vclrlin(i, dot), hold = oldhold;
}
/*
* Open the line (logically) on the screen, and
* update the screen tail. Unless we are really a delete
* go off and gather up inserted characters.
*/
vcline++;
if (vcline < 0)
vcline = 0;
vopen(dot, i);
vsyncCL();
noteit(1);
if (c != EOF) {
if (ind >= 0) {
cursor = linebuf;
linebuf[0] = 0;
vfixcurs();
} else {
ind = 0;
vcursat(cursor);
}
vappend('x', 1, ind);
return;
}
if (*cursor == 0 && cursor > linebuf)
cursor += skipleft(linebuf, cursor);
vrepaint(cursor);
return;
}
smallchange:
/*
* The rest of this is just low level hacking on changes
* of small numbers of characters.
*/
if (wcursor < linebuf)
wcursor = linebuf;
if (cursor == wcursor) {
beep();
return;
}
i = vdcMID();
cp = cursor;
if (state != HARDOPEN)
vfixcurs();
/*
* Put out the \\'s indicating changed text in hardcopy,
* or mark the end of the change with $ if not hardcopy.
*/
if (state == HARDOPEN)
bleep(i, cp);
else {
int c, d, n;
vcursbef(wcursor);
d = skipleft(linebuf, wcursor);
nextc(c, &wcursor[d], n);
if (colsc(c) > 1)
putchar(' ');
putchar('$');
i = cindent();
}
/*
* Remember the deleted text for possible put,
* and then prepare and execute the input portion of the change.
*/
cursor = cp;
setDEL();
CP(cursor, wcursor);
if (state != HARDOPEN) {
vcursaft(cursor - 1);
doomed = i - cindent();
} else {
/*
sethard();
wcursor = cursor;
cursor = linebuf;
vgoto(outline, value(NUMBER) << 3);
vmove();
*/
doomed = 0;
}
prepapp();
vappend('c', 1, 0);
}
NColorString::NColorString(int attr, const char* fmt, va_list vl)
{
vappend(attr,fmt,vl);
}