66a5ea722d
This is a useful behavior if you want to reorder the lines, because otherwise you might end up with originally two lines on one, e.g. $ echo -ne "foo\nbar" | sort barfoo
33 lines
817 B
C
33 lines
817 B
C
/* See LICENSE file for copyright and license details. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../text.h"
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#include "../util.h"
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void
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getlines(FILE *fp, struct linebuf *b)
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{
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char *line = NULL, **nline;
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size_t size = 0, linelen;
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ssize_t len;
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while ((len = getline(&line, &size, fp)) != -1) {
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if (++b->nlines > b->capacity) {
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b->capacity += 512;
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nline = erealloc(b->lines, b->capacity * sizeof(*b->lines));
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b->lines = nline;
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}
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linelen = len + 1;
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b->lines[b->nlines-1] = emalloc(linelen);
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memcpy(b->lines[b->nlines-1], line, linelen);
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}
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free(line);
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if (strchr(b->lines[b->nlines-1], '\n') == NULL) {
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b->lines[b->nlines-1] = erealloc(b->lines[b->nlines-1], linelen + 1);
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b->lines[b->nlines-1][linelen-1] = '\n';
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b->lines[b->nlines-1][linelen] = '\0';
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}
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}
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