static char *
CompletionFunction(const char *text, int state)
{
char *cp;
char *cmdstart;
ArgvInfo ai;
int bUsed;
CommandPtr cmdp;
static int flags;
if (state == 0) {
flags = -1;
cmdstart = FindStartOfCurrentCommand();
if (cmdstart == NULL)
return NULL;
if (HaveCommandNameOnly(cmdstart)) {
flags = -2; /* special case */
cp = CommandCompletionFunction(text, state);
return cp;
}
(void) memset(&ai, 0, sizeof(ai));
bUsed = MakeArgv(cmdstart, &ai.cargc, ai.cargv,
(int) (sizeof(ai.cargv) / sizeof(char *)),
ai.argbuf, sizeof(ai.argbuf),
ai.noglobargv, 1);
if (bUsed <= 0)
return NULL;
if (ai.cargc == 0)
return NULL;
cmdp = GetCommandByName(ai.cargv[0], 0);
if (cmdp == kAmbiguousCommand) {
return NULL;
} else if (cmdp == kNoCommand) {
return NULL;
}
flags = cmdp->flags;
}
if (flags == (-2)) {
cp = CommandCompletionFunction(text, state);
return cp;
}
if (flags < 0)
return NULL;
if ((flags & (kCompleteLocalFile|kCompleteLocalDir)) != 0) {
cp = gl_local_filename_completion_proc(text, state);
return cp;
} else if ((flags & kCompleteRemoteFile) != 0) {
gl_filename_quoting_desired = 1;
cp = RemoteFileCompletionFunction(text, state);
return cp;
} else if ((flags & kCompleteRemoteDir) != 0) {
gl_filename_quoting_desired = 1;
cp = RemoteDirCompletionFunction(text, state);
return cp;
} else if ((flags & kCompleteBookmark) != 0) {
cp = BookmarkCompletionFunction(text, state);
return cp;
} else if ((flags & kCompletePrefOpt) != 0) {
cp = PrefOptCompletionFunction(text, state);
return cp;
}
return NULL;
} /* CompletionFunction */
ZChatCmd* ZChatCmdManager::MakeArgv(char* szLine, ZChatCmdArgvInfo* pAI)
{
int nLen = (int)strlen(szLine);
if (nLen >= 2048) NULL;
char szBuffer[2048];
strcpy(szBuffer, szLine);
// 문자열 끝의 스페이스 제거
for (int pos = nLen-1; pos >= 0; pos--)
{
if (IsSpace(szBuffer[pos])) szBuffer[pos] = '\0';
else break;
}
ZChatCmd* pCmd = NULL;
int c;
char* scp;
char* dcp;
char* dlim;
char* arg;
int nArgcMax, nCmdArgcMax;
nCmdArgcMax = nArgcMax = (sizeof(pAI->cargv) / sizeof(char*));
scp = szBuffer;
dcp = pAI->argbuf;
dlim = dcp + sizeof(pAI->argbuf) - 1;
for (pAI->cargc = 0; pAI->cargc < nArgcMax; )
{
for ( ; ; scp++)
{
c = *scp;
if (IsSpace(c)) continue;
if ( (c == '\0') || (c == '\n') )
{
pAI->cargv[pAI->cargc] = NULL;
return pCmd;
}
break;
}
arg = dcp;
pAI->cargv[pAI->cargc] = arg;
(pAI->cargc)++;
for ( ; ; )
{
c = *scp;
if ( (c == '\0') || (c == '\n')) break;
// 마지막 인자는 무조건 문자열 마지막까지의 값이다.
if (pAI->cargc != nCmdArgcMax)
{
if (IsSpace(c)) break;
}
scp++;
// 작은 따옴표 처리
if (c == '\'')
{
// for ( ; ; )
// {
// c = *scp++;
// 따옴표가 하나만 있으면 널 리턴
// if (c == '\0') return NULL;
// if (c == '\'') break;
// 너무 길다
// if (dcp >= dlim) return NULL;
*dcp++ = c;
// }
}
else if (c == '"') // 큰따옴표처리
{
// for ( ; ; )
// {
// c = *scp++;
// if (c == '\0') return NULL;
// if (c == '"') break;
// if (dcp >= dlim) return NULL;
*dcp++ = c;
// }
}
else
{
if (dcp >= dlim) return NULL;
*dcp++ = c;
}
}
*dcp++ = '\0';
if (pAI->cargc == 1)
{
pCmd = GetCommandByName(pAI->cargv[0]);
if (pCmd != NULL)
{
if (pCmd->GetMaxArgs() != ARGVNoMin)
{
nCmdArgcMax = pCmd->GetMaxArgs() + 1;
}
}
else
{
return NULL;
}
}
}
return NULL;
}
/* Parse a command line into an array of arguments. */
int
MakeArgv(char *line, int *cargc, const char **cargv, int cargcmax, char *dbuf, size_t dbufsize, int *noglobargv, int readlineHacks)
{
int c;
int retval;
char *dlim;
char *dcp;
char *scp;
char *arg;
*cargc = 0;
scp = line;
dlim = dbuf + dbufsize - 1;
dcp = dbuf;
for (*cargc = 0; *cargc < cargcmax; ) {
/* Eat preceding junk. */
for ( ; ; scp++) {
c = *scp;
if (c == '\0')
goto done;
if (isspace(c))
continue;
if ((c == ';') || (c == '\n')) {
scp++;
goto done;
}
break;
}
arg = dcp;
cargv[*cargc] = arg;
noglobargv[*cargc] = 0;
(*cargc)++;
/* Special hack so that "!cmd" is always split into "!" "cmd" */
if ((*cargc == 1) && (*scp == '!')) {
if (scp[1] == '!') {
scp[1] = '\0';
} else if ((scp[1] != '\0') && (!isspace((int) scp[1]))) {
cargv[0] = "!";
scp++;
arg = dcp;
cargv[*cargc] = arg;
noglobargv[*cargc] = 0;
(*cargc)++;
}
}
/* Add characters to the new argument. */
for ( ; ; ) {
c = *scp;
if (c == '\0')
break;
if (isspace(c))
break;
if ((c == ';') || (c == '\n')) {
break;
}
scp++;
if (c == '\'') {
for ( ; ; ) {
c = *scp++;
if (c == '\0') {
if (readlineHacks != 0)
break;
/* Syntax error */
(void) fprintf(stderr, "Error: Unbalanced quotes.\n");
return (-1);
}
if (c == '\'')
break;
/* Add char. */
if (dcp >= dlim)
goto toolong;
*dcp++ = c;
if (strchr(kGlobChars, c) != NULL) {
/* User quoted glob characters,
* so mark this argument for
* noglob.
*/
noglobargv[*cargc - 1] = 1;
}
}
} else if (c == '"') {
for ( ; ; ) {
c = *scp++;
if (c == '\0') {
if (readlineHacks != 0)
break;
/* Syntax error */
(void) fprintf(stderr, "Error: Unbalanced quotes.\n");
return (-1);
}
if (c == '"')
break;
/* Add char. */
if (dcp >= dlim)
goto toolong;
*dcp++ = c;
if (strchr(kGlobChars, c) != NULL) {
/* User quoted glob characters,
* so mark this argument for
* noglob.
*/
noglobargv[*cargc - 1] = 1;
}
}
} else
#if defined(WIN32) || defined(_WINDOWS)
if (c == '|') {
#else
if (c == '\\') {
#endif
/* Add next character, verbatim. */
c = *scp++;
if (c == '\0')
break;
/* Add char. */
if (dcp >= dlim)
goto toolong;
*dcp++ = c;
} else {
/* Add char. */
if (dcp >= dlim)
goto toolong;
*dcp++ = c;
}
}
*dcp++ = '\0';
}
(void) fprintf(stderr, "Error: Argument list too long.\n");
*cargc = 0;
cargv[*cargc] = NULL;
return (-1);
done:
retval = (int) (scp - line);
cargv[*cargc] = NULL;
return (retval);
toolong:
(void) fprintf(stderr, "Error: Line too long.\n");
*cargc = 0;
cargv[*cargc] = NULL;
return (-1);
} /* MakeArgv */
static int
DoCommand(const ArgvInfoPtr aip)
{
CommandPtr cmdp;
int flags;
int cargc, cargcm1;
cmdp = GetCommandByName(aip->cargv[0], 0);
if (cmdp == kAmbiguousCommand) {
(void) printf("%s: ambiguous command name.\n", aip->cargv[0]);
return (-1);
} else if (cmdp == kNoCommand) {
(void) printf("%s: no such command.\n", aip->cargv[0]);
return (-1);
}
cargc = aip->cargc;
cargcm1 = cargc - 1;
flags = cmdp->flags;
if (((flags & kCmdMustBeConnected) != 0) && (gConn.connected == 0)) {
(void) printf("%s: must be connected to do that.\n", aip->cargv[0]);
} else if (((flags & kCmdMustBeDisconnected) != 0) && (gConn.connected != 0)) {
(void) printf("%s: must be disconnected to do that.\n", aip->cargv[0]);
} else if ((cmdp->minargs != kNoMin) && (cmdp->minargs > cargcm1)) {
PrintCmdUsage(cmdp);
} else if ((cmdp->maxargs != kNoMax) && (cmdp->maxargs < cargcm1)) {
PrintCmdUsage(cmdp);
} else {
(*cmdp->proc)(cargc, aip->cargv, cmdp, aip);
}
return (0);
} /* DoCommand */