54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* lexer_bquote.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/02/09 22:03:48 by jhalford #+# #+# */
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/* Updated: 2017/03/03 16:48:07 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "lexer.h"
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int lexer_bquote(t_list **alst, t_lexer *lexer)
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{
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t_token *token;
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int top_state;
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token = (*alst)->content;
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token->type = TK_WORD;
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if (lexer->state == DQUOTE_BQUOTE)
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token_append(token, lexer, 1, 0);
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else
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token_append(token, lexer, 0, 0);
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if (lexer->str[lexer->pos] == '`')
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{
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lexer->pos++;
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if (!(lexer->stack && (*(int*)lexer->stack->content == BQUOTE
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|| *(int*)lexer->stack->content == DQUOTE_BQUOTE)))
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{
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push(&lexer->stack, lexer->state);
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return (lexer_lex(alst, lexer));
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}
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top_state = pop(&lexer->stack);
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lexer->state = top_state == DQUOTE_BQUOTE ? DQUOTE : DEFAULT;
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return (lexer_lex(alst, lexer));
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}
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if (lexer->str[lexer->pos] == '\\')
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{
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lexer->pos++;
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if (lexer->str[lexer->pos] == 0)
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{
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push(&lexer->stack, BACKSLASH);
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return (0);
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}
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else
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token_append(token, lexer, 1, 1);
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lexer->pos++;
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return (lexer_lex(alst,lexer));
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}
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lexer->pos++;
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return (lexer_lex(alst, lexer));
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}
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