44 lines
1.7 KiB
C
44 lines
1.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* line_no_tty.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/07/11 18:10:24 by maiboyer #+# #+# */
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/* Updated: 2024/07/30 17:14:18 by rparodi ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "line/_line_functions.h"
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#include "line/_line_internal.h"
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#include "line/_line_structs.h"
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#include "me/types.h"
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/* This function is called when linenoise() is called with the standard
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* input file descriptor not attached to a TTY. So for example when the
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* program using linenoise is called in pipe or with a file redirected
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* to its standard input. In this case, we want to be able to return the
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* line regardless of its length (by default we are limited to 4k). */
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bool line_no_tty_impl(t_str *out)
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{
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t_string line;
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t_isize ret;
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char chr;
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line = string_new(16);
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while (true)
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{
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chr = '\n';
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if (read_fd(get_stdin(), (t_u8 *)&chr, 1, &ret))
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return (string_free(line), *out = NULL, true);
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if (ret == 0)
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{
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if (line.len == 0)
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return (string_free(line), *out = NULL, true);
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return (*out = line.buf, true);
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}
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else
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string_push_char(&line, chr);
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}
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}
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