Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > gnu.bash.bug > #16678
| Path | csiph.com!goblin3!goblin.stu.neva.ru!panix!usenet.stanford.edu!not-for-mail |
|---|---|
| From | Chet Ramey <chet.ramey@case.edu> |
| Newsgroups | gnu.bash.bug |
| Subject | Re: set -u not working as expected |
| Date | Sun, 2 Aug 2020 16:20:40 -0400 |
| Organization | ITS, Case Western Reserve University |
| Lines | 21 |
| Approved | bug-bash@gnu.org |
| Message-ID | <mailman.586.1596399648.2739.bug-bash@gnu.org> (permalink) |
| References | <000301d66834$588493c0$098dbb40$@kalvr.net> <8f84e805-f314-7939-a91d-eb1253e4a7b9@case.edu> |
| Reply-To | chet.ramey@case.edu |
| NNTP-Posting-Host | lists.gnu.org |
| Mime-Version | 1.0 |
| Content-Type | text/plain; charset=utf-8 |
| Content-Transfer-Encoding | 7bit |
| X-Trace | usenet.stanford.edu 1596399649 6668 209.51.188.17 (2 Aug 2020 20:20:49 GMT) |
| X-Complaints-To | action@cs.stanford.edu |
| Cc | chet.ramey@case.edu |
| To | Kristof Burek <contact@kalvr.net>, bug-bash@gnu.org |
| Envelope-to | bug-bash@gnu.org |
| DKIM-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1596399645; bh=7T8eJmzPcoYBt28gjG1ZCtEdtBy6obxc0ZerYV/acjo=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=lrU6O0HxZhIrnN+qPTyzJV4raKIVHXMq0kveuzQE3CaYsK2b8a+9cLtrbLjUSLnHUH i+mNs12AVgm+9NG7QcryWSV+F56RigGEKPyq3QNHFrgTUqRb/8ofZDDl1OFA6S3GjdT sfnLA87bjGe+UHAXy8L7nXXDWWgo1pP3iD0tY10NsCyd+KliFhs+bJ7sGGTOkGQl9D7 v0fOjHqiqkETkVlYCQHR0X069rOl6cEUZEp0DQSRcAWq8TeKeTpHlPSoixmpFjW34rd KrZKIhEmkJn+SPxMbmd2NghNwZsGUF3rbDXn2/dEV/R73D8tqevxk/i1hMQThuwGaR4 TgGeD0uQ== |
| DKIM-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1596399643; bh=6tc8FtLmmveAKSWMKS4ojaARuMoOe22+KwrR4AAi6Qk=; h=Reply-To:Cc:Subject:To:References:From:Message-ID:Date: MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=Tjy6ubRl0HPyyN3+fOfx/XVc6Ys3ZnykU59x3G3N0D3nCsyF181HjIZakKPGZVTN2r HcQUAjA2rOCbNzTc5pc0ijPMV/eLqklbYQFNZZq60U8tuQrGGU2rrwkNO5wLALbvR9w lcpjXX32v74FabPJljgausay00n3ohSe0TCF0+fJ6i36WEIBQzQLhlqf4u0AWLHT+RM JEsn2QXFCeQivR72WfhmcbbEs80kD36bh+gSl4Yu6wAlEPiza93h2gmTygJ2LFP+ZhM 8xKINEE8lz2ppe9SNy5bGYT6qexkID4mNeYMYRCNkuizdmqost66iZZq58vP/gmiGiQ Po4adS/Q== |
| DKIM-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=g-case; h=reply-to:cc:subject:to:references:from:autocrypt:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=6tc8FtLmmveAKSWMKS4ojaARuMoOe22+KwrR4AAi6Qk=; b=EtXZzxPjCjqXmyGIKGvDOYH3Qukw823dh2yEqpTMhb13OmTL6ueQwI7ntQn30ghM7B 1p+LVCYcyo+sB0CRx7mcB7fsMY1ZD2afFnhMWDV6Lw/zfWxCrrJLAzUN2xUJrsjdhC8U gUWJMcsrgDFWptceuE4oMWfDZDY7kn/x4M5BSA0OTPEk77rPEPjNk3/HCIzD5zefcdWR urLvdU8nifje1iHcxY+geXU4Y7NZvh6gw0r0RFGAfhot6Q/POh3ofexvi7M0iDtsBCN1 vWflvqSZd9ZD+mo296LbVmkwtp6BrOCJzKgdmOevhjibUMuEJG+hOjCO9nt79is8P8fn wrrw== |
| X-Google-DKIM-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:reply-to:cc:subject:to:references:from:autocrypt :organization:message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=6tc8FtLmmveAKSWMKS4ojaARuMoOe22+KwrR4AAi6Qk=; b=tYRqj9xI8U9OGS9Z03n0bffgLTdmBUggZj2Qkh1sMxB/2wevnRc5dNDkJ0gkdnS0H/ 6uJunegAmytEM1vdcyVhliAgt2jvMIJuENUBWH8X0q+mzGXMOrN/O38DK+TBFhtVuwh9 p9rPFdChQytCI6q3oo+zruXbFwmcZBKBfsJmW0/6ScKpXgeEaU6EAzKoG3QHk7ppbrG3 5qu6CW9t55hK3uIrZJlPIJDhi50aI6fscgklJRFGTyh/QIPj3V+HLMc2oFcTtVeVDMsD /59Tnf4SQVeZ1/+7usyaGd9I/6vsgmNnR/4detEEJZr376yX+tbmyqk/QtrxyIz8vRJp ArOA== |
| X-Gm-Message-State | AOAM530Kl69OfY2LsLq9m165mOfC6GnFIbop/Y7rIFalP1yW6eNuyaMd jAbaoUIYF4F6SN//cGELqfN8EWwa1YzjsZchEgMf+qsnhGA6yBT0kZDWB2fBT1AS0eQZbuT56Sl 1FSWM92+8Q1g= |
| X-Received | by 2002:ac8:1e99:: with SMTP id c25mr14289688qtm.133.1596399643033; Sun, 02 Aug 2020 13:20:43 -0700 (PDT) |
| X-Google-Smtp-Source | ABdhPJxKCgYZDAueStSw0lhcySiWwmfL1e+/AxAY+aD4e6YSaglrELejQXHpnC1vvZwHn79HmcTWiw== |
| X-Received | by 2002:ac8:1e99:: with SMTP id c25mr14289682qtm.133.1596399642811; Sun, 02 Aug 2020 13:20:42 -0700 (PDT) |
| Autocrypt | addr=chet.ramey@case.edu; prefer-encrypt=mutual; keydata= mQGiBEEOsGwRBACFa0A1oa71HSZLWxAx0svXzhOZNQZOzqHmSuGOG92jIpQpr8DpvgRh40Yp AwdcXb8QG1J5yGAKeevNE1zCFaA725vGSdHUyypHouV0xoWwukYO6qlyyX+2BZU+okBUqoWQ koWxiYaCSfzB2Ln7pmdys1fJhcgBKf3VjWCjd2XJTwCgoFJOwyBFJdugjfwjSoRSwDOIMf0D /iQKqlWhIO1LGpMrGX0il0/x4zj0NAcSwAk7LaPZbN4UPjn5pqGEHBlf1+xDDQCkAoZ/VqES GZragl4VqJfxBr29Ag0UDvNbUbXoxQsARdero1M8GiAIRc50hj7HXFoERwenbNDJL86GPLAQ OTGOCa4W2o29nFfFjQrsrrYHzVtyA/9oyKvTeEMJ7NA3VJdWcmn7gOu0FxEmSNhSoV1T4vP2 1Wf7f5niCCRKQLNyUy0wEApQi4tSysdz+AbgAc0b/bHYVzIf2uO2lIEZQNNt+3g2bmXgloWm W5fsm/di50Gm1l1Na63d3RZ00SeFQos6WEwLUHEB0yp6KXluXLLIZitEJLQwQ2hldCBSYW1l eSAoQ2FzZSBzdGFuZGFyZCkgPGNoZXQucmFtZXlAY2FzZS5lZHU+iF8EExECAB8FAkPi19EC GwMHCwkIBwMCAQMVAgMDFgIBAh4BAheAAAoJELtYafBk6nSrelkAn31Gsuib7GcCZHbv5L5t VKYR9LklAJ4hzUHKA49Z0QXR+qCb80osIcmPSbkBDQRBDrBvEAQAkK6TAOKBEM+EC4j6V/7o /riVZqcgU5cid2qG9TXdwNtD9a3kvA/ObZBO93sX59wc6Bnwo4VJxsOmMlpGrAjJsxNwg3QH akEtf8LXRbVpj5xStdmBdQZUhIQyalo/2/TZq5OijtddUQcL5cs70hTv/FpT3wUvr2Xr8rjF 41IFEz8AAwcD/A0CZEGlzIrT5WCBnl6xBog/8vKiUCbarByat3d1mL6DbizvKNXQRTC9E/vE dENAWCQCjr75Bu55xT8n3SXGtWdDC5xmZ/P3OBYORP8yl8H8I1FIosWOFirbIeYdZPq8SPD1 HL+EXo9zSiHVrrZRJ19ooCKKbSdXHFCY+aJG+0KZiEkEGBECAAkFAkEOsG8CGwwACgkQu1hp 8GTqdKvjcACfZlkVCDwaz/NTO9cy3t69oWpVPNwAnRwe0qk/WL/gfhH346xh5B3HFbFN |
| User-Agent | Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
| In-Reply-To | <000301d66834$588493c0$098dbb40$@kalvr.net> |
| Content-Language | en-US |
| X-Mirapoint-IP-Reputation | reputation=Good-1, source=Queried, refid=tid=0001.0A020302.5F271B59.017C, actions=tag |
| X-Mirapoint-IP-Reputation | reputation=good-1, source=Fixed, refid=n/a, actions=tag |
| X-Junkmail-Status | score=7/80, host=mpv3-2015.case.edu |
| X-Junkmail-PrAS-Raw | score=7/80, refid=2.7.2:2020.8.2.195117:17:7.944, ip=, rules=__YOUTUBE_RCVD, DKIM_SIGNATURE, __X_GOOGLE_DKIM_SIGNATURE, __HAS_REPLYTO, __HAS_CC_HDR, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __SUBJ_ALPHA_END, __TO_MALFORMED_2, __MULTIPLE_RCPTS_TO_X2, __TO_NAME, __TO_NAME_DIFF_FROM_ACC, __HAS_REFERENCES, __REFERENCES, __HAS_FROM, FROM_EDU_TLD, __HAS_MSGID, __SANE_MSGID, DATE_TZ_NA, __USER_AGENT, __MOZILLA_USER_AGENT, __MIME_VERSION, __IN_REP_TO, __CT, __CT_TEXT_PLAIN, __CTE, __REPLYTO_SAMEAS_FROM_ADDY, __REPLYTO_SAMEAS_FROM_ACC, __FROM_DOMAIN_IN_ANY_CC1, __FROM_DOMAIN_IN_ANY_CC2, __REPLYTO_SAMEAS_FROM_DOMAIN, __DKIM_ALIGNS_1, __DKIM_ALIGNS_2, __ANY_URI, __URI_MAILTO, __URI_WITH_PATH, __URI_ENDS_IN_SLASH, __URI_NO_WWW, __CP_URI_IN_BODY, __SUBJ_ALPHA_NEGATE, __URI_IN_BODY, __URI_NOT_IMG, __MAIL_CHAIN, __FORWARDED_MSG, __BODY_NO_MAILTO, __NO_HTML_TAG_RAW, BODY_SIZE_700_799, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 |
| Received-SPF | pass client-ip=129.22.103.194; envelope-from=chet.ramey@case.edu; helo=mpv3-2015.case.edu |
| X-detected-operating-system | by eggs.gnu.org: First seen = 2020/08/02 16:20:43 |
| X-ACL-Warn | Detected OS = Linux 2.4.x-2.6.x [generic] |
| X-Spam_score_int | -43 |
| X-Spam_score | -4.4 |
| X-Spam_bar | ---- |
| X-Spam_report | (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no |
| X-Spam_action | no action |
| X-BeenThere | bug-bash@gnu.org |
| X-Mailman-Version | 2.1.23 |
| Precedence | list |
| List-Id | Bug reports for the GNU Bourne Again SHell <bug-bash.gnu.org> |
| List-Unsubscribe | <https://lists.gnu.org/mailman/options/bug-bash>, <mailto:bug-bash-request@gnu.org?subject=unsubscribe> |
| List-Archive | <https://lists.gnu.org/archive/html/bug-bash> |
| List-Post | <mailto:bug-bash@gnu.org> |
| List-Help | <mailto:bug-bash-request@gnu.org?subject=help> |
| List-Subscribe | <https://lists.gnu.org/mailman/listinfo/bug-bash>, <mailto:bug-bash-request@gnu.org?subject=subscribe> |
| X-Mailman-Original-Message-ID | <8f84e805-f314-7939-a91d-eb1253e4a7b9@case.edu> |
| X-Mailman-Original-References | <000301d66834$588493c0$098dbb40$@kalvr.net> |
| Xref | csiph.com gnu.bash.bug:16678 |
Show key headers only | View raw
On 8/1/20 2:48 PM, Kristof Burek wrote:
> Bash Version: 5.0
> Patch Level: 3
> Release Status: release
>
> (Machine is a Raspberry Pi running Raspbian "Buster")
>
> Description:
> After set -u in a script: when x has not yet been bound to a value,
> I would expect the statements x+='x' and x+=('x') to cause Bash to
> report an error and exit the script. But it does not.
This does not fall under the `expand an unset parameter' scope where the
`-u' option is active.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/
Back to gnu.bash.bug | Previous | Next | Find similar
Re: set -u not working as expected Chet Ramey <chet.ramey@case.edu> - 2020-08-02 16:20 -0400
csiph-web