FileError File::read( FileHandle fh, void* buffer, size_t inSize )
{
if( !Is_Open( fh ) || !Read_Bytes( fh, buffer, inSize ) )
return FILE_READ_FAIL;
else
return FILE_SUCCESS;
}
*/ int Read_Line(STD_TERM *term, char *result, int limit)
/*
** Read a line (as a sequence of bytes) from the terminal.
** Handles line editing and line history recall.
** Returns number of bytes in line.
**
***********************************************************************/
{
char buf[READ_BUF_LEN];
char *cp;
int len; // length of IO read
term->pos = term->end = 0;
term->hist = Line_Count;
term->out = 0;
term->buffer[0] = 0;
do {
Read_Bytes(term, buf, READ_BUF_LEN-2);
for (cp = buf; *cp;) {
cp = Process_Key(term, cp);
}
} while (!term->out);
// Not at end of input? Save any unprocessed chars:
if (*cp) {
if (strlen(term->residue) + strlen(cp) < TERM_BUF_LEN-1) // avoid overrun
strcat(term->residue, cp);
}
// Fill the output buffer:
len = strlen(term->out);
if (len >= limit-1) len = limit-2;
strncpy(result, term->out, limit);
result[len++] = LF;
result[len] = 0;
return len;
}
void Load_Opacity(char filename [])
{
char local_filename[FILENAME_STRING_SIZE];
int fd;
strcpy(local_filename,filename);
strcat(local_filename,".opc");
fd = Open_File(local_filename);
Read_Shorts(fd,(unsigned char *)&opc_version, (long)sizeof(opc_version));
if (opc_version != OPC_CUR_VERSION)
Error(" Can't load version %d file\n",opc_version);
Read_Shorts(fd,(unsigned char *)opc_len,(long)sizeof(map_len));
Read_Longs(fd,(unsigned char *)&opc_length,(long)sizeof(opc_length));
Allocate_Opacity(&opc_address,opc_length);
printf(" Loading opacity map from .opc file...\n");
Read_Bytes(fd,(unsigned char *)opc_address,(long)(opc_length*sizeof(OPACITY)));
Close_File(fd);
}
