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e16a7d8f3b
`et` means `expandtab`. ```sh rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\) et\(.*\) :vi/vi: \1 xoet\2:vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)noet\(.*\):vi/vi: \1et\2 :vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)xoet\(.*\):vi/vi: \1noet\2:vi/' ```
48 lines
2.7 KiB
C
48 lines
2.7 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/stdio/stdio.h"
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/**
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* Reads string from stream, e.g.
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*
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* char *line = NULL;
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* size_t linesize = 0;
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* while (getdelim(&line, &linesize, '\n', stdin) > 0) {
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* chomp(line);
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* printf("%s\n", line);
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* }
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* free(line);
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*
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* @param s is the caller's buffer (in/out) which is extended or
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* allocated automatically, also NUL-terminated is guaranteed
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* @param n is the capacity of s (in/out)
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* @param delim is the stop char (and NUL is implicitly too)
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* @return number of bytes read >0, including delim, excluding NUL,
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* or -1 w/ errno on EOF or error; see ferror() and feof()
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* @note this function will ignore EINTR if it occurs mid-line
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* @raises EBADF if stream isn't open for reading
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* @see fgetln(), getline(), chomp(), gettok_r()
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*/
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ssize_t getdelim(char **s, size_t *n, int delim, FILE *f) {
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ssize_t rc;
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flockfile(f);
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rc = getdelim_unlocked(s, n, delim, f);
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funlockfile(f);
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return rc;
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}
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