PUBLIC int ecOpenFileStream(EcCompiler *cp, cchar *path)
{
EcFileStream *fs;
MprPath info;
char *contents;
if ((fs = ecCreateStream(cp, sizeof(EcFileStream), path, manageFileStream)) == 0) {
return MPR_ERR_MEMORY;
}
if ((fs->file = mprOpenFile(path, O_RDONLY | O_BINARY, 0666)) == 0) {
return MPR_ERR_CANT_OPEN;
}
if (mprGetPathInfo(path, &info) < 0 || info.size < 0) {
mprCloseFile(fs->file);
return MPR_ERR_CANT_ACCESS;
}
if ((contents = mprAlloc((int) info.size + 1)) == 0) {
mprCloseFile(fs->file);
return MPR_ERR_MEMORY;
}
if (mprReadFile(fs->file, contents, (int) info.size) != (int) info.size) {
mprCloseFile(fs->file);
return MPR_ERR_CANT_READ;
}
contents[info.size] = '\0';
ecSetStreamBuf((EcStream*) fs, contents, (ssize) info.size);
mprCloseFile(fs->file);
fs->file = 0;
return 0;
}
PUBLIC int ecOpenMemoryStream(EcCompiler *cp, cchar *contents, ssize len)
{
EcMemStream *ms;
if ((ms = ecCreateStream(cp, sizeof(EcMemStream), "memory", ecManageStream)) == 0) {
return MPR_ERR_MEMORY;
}
ecSetStreamBuf((EcStream*) ms, contents, len);
return 0;
}
PUBLIC int ecOpenConsoleStream(EcCompiler *cp, EcStreamGet getInput, cchar *contents)
{
EcConsoleStream *cs;
if ((cs = ecCreateStream(cp, sizeof(EcConsoleStream), "console", ecManageStream)) == 0) {
return MPR_ERR_MEMORY;
}
cs->stream.getInput = getInput;
ecSetStreamBuf((EcStream*) cs, sclone(contents), contents ? strlen(contents) : 0);
return 0;
}
/*
Read input from the console (stdin)
*/
static int consoleGets(EcStream *stream)
{
char prompt[MPR_MAX_STRING], *line, *cp;
int level;
if (stream->flags & EC_STREAM_EOL) {
return 0;
}
level = stream->compiler->state ? stream->compiler->state->blockNestCount : 0;
fmt(prompt, sizeof(prompt), "%s-%d> ", EJS_NAME, level);
mprYield(MPR_YIELD_STICKY);
line = readline(prompt);
mprResetYield();
if (line == NULL) {
stream->eof = 1;
mprPrintf("\n");
return -1;
}
cp = strim(line, "\r\n", MPR_TRIM_BOTH);
ecSetStreamBuf(stream, cp, slen(cp));
stream->flags |= EC_STREAM_EOL;
return (int) slen(cp);
}
