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shuf: tweak --help text

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2021-08-23 15:48:22 +02:00
parent 1b661122a8
commit d59f539d57
1 changed files with 4 additions and 4 deletions
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8
coreutils/shuf.c
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@@ -17,14 +17,14 @@
//kbuild:lib-$(CONFIG_SHUF) += shuf.o
//usage:#define shuf_trivial_usage
//usage: "[-e|-i L-H] [-n NUM] [-o FILE] [-z] [FILE|ARG...]"
//usage: "[-n NUM] [-o FILE] [-z] [FILE | -e [ARG...] | -i L-H]"
//usage:#define shuf_full_usage "\n\n"
//usage: "Randomly permute lines\n"
//usage: "\n -e Treat ARGs as lines"
//usage: "\n -i L-H Treat numbers L-H as lines"
//usage: "\n -n NUM Output at most NUM lines"
//usage: "\n -o FILE Write to FILE, not standard output"
//usage: "\n -z NUL terminated output"
//usage: "\n -e Treat ARGs as lines"
//usage: "\n -i L-H Treat numbers L-H as lines"
#include "libbb.h"
@@ -50,7 +50,7 @@ static void shuffle_lines(char **lines, unsigned numlines, unsigned outlines)
srand(monotonic_us());
for (i = numlines-1; outlines > 0; i--, outlines--) {
for (i = numlines - 1; outlines > 0; i--, outlines--) {
r = rand();
/* RAND_MAX can be as small as 32767 */
if (i > RAND_MAX)