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shuf: simplify check that we have at least one FILE

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function                                             old     new   delta
.rodata                                           103190  103194      +4
packed_usage                                       33541   33537      -4
shred_main                                           354     337     -17
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(add/remove: 0/0 grow/shrink: 1/2 up/down: 4/-21)             Total: -17 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2021-06-15 10:39:33 +02:00
parent 1f60d88cf6
commit e47000490c
2 changed files with 4 additions and 7 deletions
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4
miscutils/strings.c
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@@ -18,7 +18,7 @@
//kbuild:lib-$(CONFIG_STRINGS) += strings.o
//usage:#define strings_trivial_usage
//usage: "[-fo] [-t o/d/x] [-n LEN] [FILE]..."
//usage: "[-fo] [-t o|d|x] [-n LEN] [FILE]..."
//usage:#define strings_full_usage "\n\n"
//usage: "Display printable strings in a binary file\n"
//We usually don't bother user with "nop" options. They work, but are not shown:
@@ -26,7 +26,7 @@
//unimplemented alternative is -d: Only strings from initialized, loaded data sections
//usage: "\n -f Precede strings with filenames"
//usage: "\n -o Precede strings with octal offsets"
//usage: "\n -t o/d/x Precede strings with offsets in base 8/10/16"
//usage: "\n -t o|d|x Precede strings with offsets in base 8/10/16"
//usage: "\n -n LEN At least LEN characters form a string (default 4)"
#include "libbb.h"