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Shell: Implement specifying fds in file redirection
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1 changed files with 23 additions and 0 deletions
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@ -1,6 +1,7 @@
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#include "Parser.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <ctype.h>
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void Parser::commit_token()
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{
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@ -102,6 +103,28 @@ Vector<Command> Parser::parse()
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m_state = State::InDoubleQuotes;
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break;
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}
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if (isdigit(ch)) {
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if (i != m_input.length() - 1) {
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char next_ch = m_input.characters()[i + 1];
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if (next_ch == '>') {
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commit_token();
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begin_redirect_write(ch - '0');
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++i;
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// Search for another > for append.
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m_state = State::InWriteAppendOrRedirectionPath;
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break;
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}
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if (next_ch == '<') {
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commit_token();
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begin_redirect_read(ch - '0');
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++i;
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m_state = State::InRedirectionPath;
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break;
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}
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}
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}
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m_token.append(ch);
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break;
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case State::InWriteAppendOrRedirectionPath:
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