int
do_More(int *linesp)
{
int ret = TRUE;
if (! tty)
return TRUE;
save_Tty(0);
set_Raw(0);
clr_Echo(0);
SetStandout();
prnt_Prompt("More ? [n|<return>|<space>] ");
ClrStandout();
(void) fflush(stdout);
switch (hm_getchar()) {
case 'Q' :
case 'q' :
case 'N' :
case 'n' :
ret = FALSE;
break;
case LF :
case CR :
*linesp = 1;
break;
default :
*linesp = (PROMPT_LINE-TOP_SCROLL_WIN);
break;
}
reset_Tty(0);
return ret;
}
/* g e t _ R e g i o n _ N a m e ( )
TENEX-style name completion.
Returns a linked-list of pointers to octree leaf nodes.
*/
OcList *
get_Region_Name(char *inbuf, int bufsz, char *msg)
{
static char buffer[BUFSIZ];
char *p = buffer;
int c;
OcList *oclistp = OCLIST_NULL;
if ( tty )
{
save_Tty( 0 );
set_Raw( 0 );
clr_Echo( 0 );
}
prnt_Prompt( msg );
*p = NUL;
do
{
(void) fflush( stdout );
c = hm_getchar();
switch ( c )
{
case SP :
{
if ( reg_triep == TRIE_NULL
|| (oclistp = get_Trie( buffer, reg_triep ))
== OCLIST_NULL
)
(void) putchar( BEL );
for (; p > buffer; p-- )
(void) putchar( BS );
(void) printf( "%s", buffer );
(void) ClrEOL();
(void) fflush( stdout );
p += strlen( buffer );
break;
}
case Ctrl('A') : /* Cursor to beginning of line. */
if ( p == buffer )
{
ring_Bell();
break;
}
for (; p > buffer; p-- )
(void) putchar( BS );
break;
case Ctrl('B') :
case BS : /* Move cursor back one character. */
if ( p == buffer )
{
ring_Bell();
break;
}
(void) putchar( BS );
--p;
break;
case Ctrl('D') : /* Delete character under cursor. */
{
char *q = p;
if ( *p == NUL )
{
ring_Bell();
break;
}
for (; *q != NUL; ++q )
{
*q = *(q+1);
(void) putchar( *q != NUL ? *q : SP );
}
for (; q > p; --q )
(void) putchar( BS );
break;
}
case Ctrl('E') : /* Cursor to end of line. */
if ( *p == NUL )
{
ring_Bell();
break;
}
(void) printf( "%s", p );
p += strlen( p );
break;
case Ctrl('F') : /* Cursor forward one character. */
if ( *p == NUL || p-buffer >= bufsz-2 )
{
ring_Bell();
break;
}
(void) putchar( *p++ );
break;
case Ctrl('G') : /* Abort input. */
ring_Bell();
prnt_Event( "Aborted." );
goto clean_return;
case Ctrl('K') : /* Erase from cursor to end of line. */
if ( *p == NUL )
{
ring_Bell();
break;
}
ClrEOL();
*p = NUL;
break;
case Ctrl('P') : /* Yank previous contents of "inbuf". */
{
int len = strlen( inbuf );
if ( (p + len) - buffer >= BUFSIZ )
{
ring_Bell();
break;
}
bu_strlcpy( p, inbuf, (size_t)bufsz );
printf( "%s", p );
p += len;
break;
}
case Ctrl('U') : /* Erase from start of line to cursor. */
if ( p == buffer )
{
ring_Bell();
break;
}
for (; p > buffer; --p )
{
char *q = p;
(void) putchar( BS );
for (; *(q-1) != NUL; ++q )
{
*(q-1) = *q;
(void) putchar( *q != NUL ? *q : SP );
}
for (; q > p; --q )
(void) putchar( BS );
}
break;
case Ctrl('R') : /* Print line, cursor doesn't move. */
{
int i;
if ( buffer[0] == NUL )
break;
for ( i = p - buffer; i > 0; i-- )
(void) putchar( BS );
(void) printf( "%s", buffer );
for ( i = strlen( buffer ) - (p - buffer); i > 0; i-- )
(void) putchar( BS );
break;
}
case DEL : /* Delete character behind cursor. */
{
char *q = p;
if ( p == buffer )
{
ring_Bell();
break;
}
(void) putchar( BS );
for (; *(q-1) != NUL; ++q )
{
*(q-1) = *q;
(void) putchar( *q != NUL ? *q : SP );
}
for (; q > p; --q )
(void) putchar( BS );
p--;
break;
}
case CR :
case LF :
case EOF :
if ( reg_triep == TRIE_NULL
|| (oclistp = get_Trie( buffer, reg_triep ))
== OCLIST_NULL
)
{
(void) putchar( BEL );
break;
}
else
{
bu_strlcpy( inbuf, buffer, (size_t)bufsz );
prnt_Event( "" );
goto clean_return;
}
case Ctrl('V') :
/* Escape character, do not process next char. */
c = hm_getchar();
/* Fall through to default case! */
default : /* Insert character at cursor. */
{
char *q = p;
int len = strlen( p );
/* Scroll characters forward. */
if ( c >= NUL && c < SP )
(void) printf( "%s", char_To_String( c ) );
else
(void) putchar( c );
for (; len >= 0; len--, q++ )
(void) putchar( *q == NUL ? SP : *q );
for (; q > p; q-- )
{
(void) putchar( BS );
*q = *(q-1);
}
*p++ = c;
break;
}
} /* End switch. */
}
while ( strlen( buffer ) < BUFSIZ);
ring_Bell();
prnt_Event( "Buffer full." );
clean_return :
prnt_Prompt( "" );
if ( tty )
reset_Tty( 0 );
return oclistp;
}