Audit seq(1)

Mostly manpage-stuff and style-changes in the code.
This commit is contained in:
FRIGN 2015-03-20 16:04:23 +01:00
parent f3224add37
commit 7e7d15b7a5
3 changed files with 23 additions and 20 deletions

2
README
View File

@ -60,7 +60,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
=*| rm yes none (-i)
=*| rmdir yes none
# sed yes none
= seq non-posix none
=*| seq non-posix none
=*| setsid non-posix none
=*| sha1sum non-posix none
=*| sha256sum non-posix none

33
seq.1
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@ -1,4 +1,4 @@
.Dd January 30, 2015
.Dd March 20, 2015
.Dt SEQ 1
.Os sbase
.Sh NAME
@ -8,29 +8,32 @@
.Nm
.Op Fl w
.Op Fl f Ar fmt
.Op Fl s Ar separator
.Op Ar start Op Ar step
.Ar end
.Op Fl s Ar sep
.Op Ar startnum Op Ar step
.Ar endnum
.Sh DESCRIPTION
.Nm
will print a sequence of numbers from
.Ar start
writes a sequence of numbers from
.Ar startnum
(default: 1) to
.Ar end ,
.Ar endnum
in
.Ar step
intervals (default: 1).
intervals (default: 1)
to stdout.
.Sh OPTIONS
.Bl -tag -width Ds
.It Fl f Ar format
Specifies the format used for output lines, as per
.It Fl f Ar fmt
Use
.Ar fmt
as the output line format according to
.Xr printf 3 .
.It Fl s Ar separator
Specifies the separator to print between output lines.
.It Fl s Ar sep
Print
.Ar sep
between output lines. The default is "\en".
.It Fl w
Tells
.Nm
to print out lines in equal width.
Print out lines in equal width.
.El
.Sh SEE ALSO
.Xr printf 3

8
seq.c
View File

@ -14,7 +14,7 @@ digitsleft(const char *d)
if (*d == '+')
d++;
exp = strpbrk(d, "eE");
shift = exp ? estrtonum(&exp[1], INT_MIN, INT_MAX) : 0;
shift = exp ? estrtonum(exp + 1, INT_MIN, INT_MAX) : 0;
return MAX(0, strspn(d, "-0123456789") + shift);
}
@ -72,8 +72,8 @@ format:
static void
usage(void)
{
eprintf("usage: %s [-f fmt] [-s separator] [-w width] [start"
" [step]] end\n", argv0);
eprintf("usage: %s [-f fmt] [-s sep] [-w] [startnum"
" [step]] endnum\n", argv0);
}
int
@ -142,7 +142,7 @@ main(int argc, char *argv[])
fputs(sep, stdout);
printf(fmt, out);
}
printf("\n");
putchar('\n');
return 0;
}