Date: Sun, 3 Nov 2019 17:33:35 +0100 (CET) From: =?UTF-8?Q?Trond_Endrest=C3=B8l?= <trond.endrestol@ximalas.info> To: =?UTF-8?Q?Trond_Endrest=C3=B8l?= <trond.endrestol@ximalas.info> Cc: freebsd-questions@freebsd.org Subject: Re: How to convert svn repository change date to epoch timestamp? Message-ID: <alpine.BSF.2.21.99999.352.1911031732260.5571@enterprise.ximalas.info> In-Reply-To: <alpine.BSF.2.21.99999.352.1911031724370.5571@enterprise.ximalas.info> References: <trinity-0e118d1a-6b7c-4c5e-a0b8-2b6fceb1e713-1572782605441@3c-app-gmx-bs36> <alpine.BSF.2.21.99999.352.1911031724370.5571@enterprise.ximalas.info>
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On Sun, 3 Nov 2019 17:28+0100, Trond Endrestøl wrote: > date -juf "%FT%TZ" `svnlite info --no-newline --show-item last-changed-date /usr/src | sed 's/\.[0-9]*Z$/Z/'` "+%s" Even simpler: date -juf "%FT%T" `svnlite info --no-newline --show-item last-changed-date /usr/src | sed 's/\.[0-9]*Z$//'` "+%s" -- Trond. From owner-freebsd-questions@freebsd.org Sun Nov 3 16:48:05 2019 Return-Path: <owner-freebsd-questions@freebsd.org> Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 4625417A476 for <freebsd-questions@mailman.nyi.freebsd.org>; Sun, 3 Nov 2019 16:48:05 +0000 (UTC) (envelope-from vas@sibptus.ru) Received: from admin.sibptus.ru (admin.sibptus.ru [IPv6:2001:19f0:5001:21dc::10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 475hgm0jnhz4Lk3 for <freebsd-questions@freebsd.org>; Sun, 3 Nov 2019 16:48:03 +0000 (UTC) (envelope-from vas@sibptus.ru) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sibptus.ru; s=20181118; h=In-Reply-To:Message-ID:Subject:To:From:Date; bh=VG/VpEsKB7EJqr8Z8nAoJwQXvAPfswtaHRSvgjDlick=; b=mzAiVnAmRLIjPVDTvdIQUkZjgM KPK6q5yCkUQQFwo90kq9C8CZyDVh61HEIjN0vTWkgIEywfY/UFPrIMFfQu8iDWBvJg59klBlZWA8Q WyvHoyoxHE4U4JNHCXoY0cSGeE596Drrtc4HVa9wSTfiRKELhbXSdnZAinN+qapHhQQk=; Received: from vas by admin.sibptus.ru with local (Exim 4.92.3 (FreeBSD)) (envelope-from <vas@sibptus.ru>) id 1iRJ2i-000D9n-H6 for freebsd-questions@freebsd.org; Sun, 03 Nov 2019 23:47:56 +0700 Date: Sun, 3 Nov 2019 23:47:56 +0700 From: Victor Sudakov <vas@sibptus.ru> To: freebsd-questions@freebsd.org Subject: Re: grep for ascii nul Message-ID: <20191103164756.GA50239@admin.sibptus.ru> References: <20191101092716.GA67658@admin.sibptus.ru> <63808.1572638827@segfault.tristatelogic.com> <20191102064505.GA98558@admin.sibptus.ru> <7775e7f8-89ba-d057-67d3-cdcb92d2bbb4@panix.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="7JfCtLOvnd9MIVvH" Content-Disposition: inline In-Reply-To: <7775e7f8-89ba-d057-67d3-cdcb92d2bbb4@panix.com> X-PGP-Key: http://admin.sibptus.ru/~vas/ X-PGP-Fingerprint: 10E3 1171 1273 E007 C2E9 3532 0DA4 F259 9B5E C634 User-Agent: Mutt/1.12.2 (2019-09-21) X-Rspamd-Queue-Id: 475hgm0jnhz4Lk3 X-Spamd-Bar: -------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=sibptus.ru header.s=20181118 header.b=mzAiVnAm; dmarc=pass (policy=none) header.from=sibptus.ru; spf=pass (mx1.freebsd.org: domain of vas@sibptus.ru designates 2001:19f0:5001:21dc::10 as permitted sender) smtp.mailfrom=vas@sibptus.ru X-Spamd-Result: default: False [-8.38 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[sibptus.ru:s=20181118]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; TO_DN_NONE(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; RCPT_COUNT_ONE(0.00)[1]; IP_SCORE(-3.28)[ip: (-9.84), ipnet: 2001:19f0:5000::/38(-4.92), asn: 20473(-1.59), country: US(-0.05)]; DKIM_TRACE(0.00)[sibptus.ru:+]; DMARC_POLICY_ALLOW(-0.50)[sibptus.ru,none]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:20473, ipnet:2001:19f0:5000::/38, country:US]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions <freebsd-questions.freebsd.org> List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-questions>, <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions/>; List-Post: <mailto:freebsd-questions@freebsd.org> List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help> List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-questions>, <mailto:freebsd-questions-request@freebsd.org?subject=subscribe> X-List-Received-Date: Sun, 03 Nov 2019 16:48:05 -0000 --7JfCtLOvnd9MIVvH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Kurt Hackenberg wrote: >=20 > > I'm a big fan of awk, awk is in the base system and should be able to do > > it, right? > >=20 > > $ hd trees.txt > > 00000000 66 69 72 0a 6f 61 6b 0a 63 65 64 00 61 72 0a 62 |fir.oak.ce= d.ar.b| > > 00000010 69 72 63 68 0a 70 61 6c 6d 0a |irch.palm.| > > 0000001a > > $ > >=20 > > Note the ascii null embedded in the word "cedar" > >=20 > > $ awk '/\x66\x69/{print $0}' trees.txt > > fir > >=20 > > So far so good. But with the ascii nul it behaves in an unexpected way: > >=20 > > $ awk '/\x00/{print $0}' trees.txt > > fir > > oak > > ced > > birch > > palm > > $ >=20 > Looks like it has the same problem that I guess grep does: it takes that= =20 > NUL as the end of a C string, so the regexp becomes a null string (zero= =20 > length), which matches everything. You know what, lang/gawk does not have this problem: $ gawk '/\x00/{print $0}' trees.txt cedar $=20 This is not the first time BSD AWK sucks in comparison with GNU AWK :-( Do you think this is worth a PR? --=20 Victor Sudakov, VAS4-RIPE, VAS47-RIPN 2:5005/49@fidonet http://vas.tomsk.ru/ --7JfCtLOvnd9MIVvH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJdvwS8AAoJEA2k8lmbXsY0iKkIAK6fkoIVfALQWfCuwxbO/wc0 YWI6+eQbefuTn+KgibgnfgkabMlYD96MUBpWtGnBmvNUV9tG63uX0OIoIl9XRdaT B8j5KL6PsKUqrbsRFaBLNsNBeKryEutOb8LDVYTV9BRIsckz4Fa5rhKQrbePeosy DudlEgWWY8yxHhk2xruiNQaa8jikPr0k4SMTlr/JyyQddosvEuTIPb+9vMh2fpJC jEWfmsUlpLnZ0uMeBIMMRVHpyQAvJ3j04TJYRLoWAv1AZN5pp7tGEYpFvNXNPfIW CKMwL9ZhkIj1rTE1wn/G+L1FRqrKaEx83SxlWrcXERhbWfQBvGecpaIz51jekUg= =WQYM -----END PGP SIGNATURE----- --7JfCtLOvnd9MIVvH--
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