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Audit sleep(1)

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1) Be strict about argc
2) Use "unsigned" instead of "unsigned int"
This commit is contained in:
FRIGN 2015-02-28 20:10:25 +01:00
parent 39b9aab25a
commit e00fe1f9bf
2 changed files with 4 additions and 3 deletions
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2
README
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@ -64,7 +64,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
= sha1sum non-posix none
= sha256sum non-posix none
= sha512sum non-posix none
=* sleep yes none
=*| sleep yes none
sort no -m, -o, -d, -f, -i
=* split yes none
=* sponge non-posix none

5
sleep.c
View File

@ -12,18 +12,19 @@ usage(void)
int
main(int argc, char *argv[])
{
unsigned int seconds;
unsigned seconds;
ARGBEGIN {
default:
usage();
} ARGEND;
if (argc < 1)
if (argc != 1)
usage();
seconds = estrtonum(argv[0], 0, UINT_MAX);
while ((seconds = sleep(seconds)) > 0)
;
return 0;
}