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Sun, 16 May 2021 21:07:09 -0700 (PDT) MIME-Version: 1.0 From: Bart Schaefer Date: Sun, 16 May 2021 21:06:58 -0700 Message-ID: Subject: A few remarks about Etc/BUGS To: Zsh hackers list Content-Type: multipart/mixed; boundary="0000000000003cdc1c05c27eba9a" X-Seq: 48860 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: --0000000000003cdc1c05c27eba9a Content-Type: text/plain; charset="UTF-8" The recent thread about infinite loops when exiting has not addressed workers/44007. The workers/45656 segfault is in BUGS twice, but was fixed by workers/45660. 45396 for lseek() has been applied. users/24904 appears to have been fixed by workers/44480, I can't reproduce. 45568 was fixed by 45616. (Patch to remove the above four, attached.) users/26150 (MULTIOS does not work with "exec") can be fixed by tweaking "nowait" and "pline_level" in the "If nullexec is 1 we ..." code at line 3894 in exec.c ... but they should only change if a multio was in fact spawned. How is that detect-able? The foregoing is actually closely related to 42609, in both cases the shell ends up waiting for exit of a job that is in turn waiting for the shell. Both probably are side-effects of a long-ago change to create job table entries for process substitutions. So maybe there's a better fix that involves job table flags. --0000000000003cdc1c05c27eba9a Content-Type: text/plain; charset="US-ASCII"; name="BUGS.txt" Content-Disposition: attachment; filename="BUGS.txt" Content-Transfer-Encoding: base64 Content-ID: X-Attachment-Id: f_kos34ilp0 ZGlmZiAtLWdpdCBhL0V0Yy9CVUdTIGIvRXRjL0JVR1MKaW5kZXggYThjN2MxM2MyLi5mMWY4ZTQ0 ZjggMTAwNjQ0Ci0tLSBhL0V0Yy9CVUdTCisrKyBiL0V0Yy9CVUdTCkBAIC0zMyw0MCArMzMsMTkg QEAgc2tpcHBlZCB3aGVuIFNUVFk9Li4uIGlzIHNldCBmb3IgdGhhdCBjb21tYW5kCiA0NDAwNyAt IE1hcnRpam4gLSBleGl0IGluIHRyYXAgZXhlY3V0ZXMgcmVzdCBvZiBmdW5jdGlvbgogU2VlIHRl c3QgY2FzZSBpbiBUZXN0L0MwM3RyYXBzLnp0c3QuCiAtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KLTQ1NjU2OiAn enNoIC1vIG5vYmFuZ2hpc3QgLW8gZW1hY3MnIHNlZ2ZhdWx0cwotYW5hbHlzaXMgaW4gd29ya2Vy cy80NTY1NwotLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiA0NDEzMyBkZWJpYW4gIzkyNDczNiAocGFydGlhbCBw YXRjaCBpbiA0NDEzNCkgdGhyZWUgc2V0b3B0cyBmb2xsb3dpbmcgYCAgICAjYAogLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tCiA0NDg1MCB0ZXJtaW5hbCBpc3N1ZXMgd2l0aCBjb250aW51YXRpb24gbWFya2Vycwog LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tCiA0NTQyMiBfYXJndW1lbnRzICEteCAhK3gKIC0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LQotNDU1NjggcmVwZWF0LWNvdW50ICJpbGxlZ2FsIGNoYXJhY3RlciIKLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LQotNDU2NTYgLW8gbm9iYW5naGlzdCAtbyBlbWFjcyBzZWdmYXVsdHMKLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LQogdXNlcnMvMjQ3NjUgLWRpcmVjdCB0ZXJtaW5hbHMuIE5vdCBhIGJ1ZyBhcyBzdWNoIGJ1dCB3 ZSBtYXkgbmVlZCB0byBkbwogICBzb21ldGhpbmcgaWYgLWRpcmVjdCB2YWx1ZXMgaW4gVEVSTSBh cmUgZXZlciBjb21tb24KIC0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLQogNDQ4NTA6IHpsZSAtTSBkb2Vzbid0IHdv cmsgcHJvcGVybHkgaWYgdGhlIGNvbW1hbmQgbGluZSBmaWxscyB0aGUgc2NyZWVuCiAtLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0KLTQ1MzkzLzQ1Mzk2IFtQQVRDSF0gYXZvaWQgbHNlZWsoMikgY2FsbHMuCi00NTc2 OCBpcyBzaW1pbGFyLgotLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiA0NDUyNSwgNDU3NzggW1BBVENIXSBwcm9t cHQgcmVkcmF3biBvbiB0aGUgd3JvbmcgbGluZSB1cG9uIFNJR1dJTkNIIAogLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tCi11c2Vycy8yNDkwNDogJ2Z1bmMgPCguLi4pIHwgd2MgLWwnIHJlc3VsdHMgaW4gRU5PRU5U IG9uIC9wcm9jL3NlbGYvZmQvMTMKLQotJSBlZmUoKSBjYXQgJDEKLSUgZWZlIDwoc2VxIDEgMTAp IHwgd2MgLWwKLWNhdDogL3Byb2Mvc2VsZi9mZC8xMzogTm8gc3VjaCBmaWxlIG9yIGRpcmVjdG9y eQotMAotCi1UaGlzIG9jY3VycyBiZWNhdXNlIHBpcGVsaW5lcyBmb3JrIHRvIHRoZSBsZWZ0LCBh bmQgbmFtZWQgZnVuY3Rpb25zCi1iZWNvbWUgdGhlaXIgb3duIGpvYiwgd2hpY2ggbWVhbnMgZGVz Y3JpcHRvcnMgbnVtYmVyZWQgPj0gMTAgYXJlIGNsb3NlZCwKLWluY2x1ZGluZyB0aG9zZSBvcGVu ZWQgYnkgcHJvY2VzcyBzdWJzdGl0dXRpb24uCi0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KIDQ1NDAwOiB2YXJl ZCBkb2VzIG5vdCB3b3JrIGluIHN1YnNoZWxscywgZXZlbiB3aGVuIHRoZSBwYXJlbnQgc2hlbGwg aXMKIGludGVyYWN0aXZlIGFuZCB0aGUgc3Vic2hlbGwgaXMgdGhlIGZvcmVncm91bmQgam9iLiAg VGhlIFVTRVpMRSBvcHRpb24gaXMKIGFsd2F5cyB0dXJuZWQgb2ZmIGluIHN1YnNoZWxscywgZm9y IHJlYXNvbnMgbG9zdCB0byBoaXN0b3J5LiAgVGhlcmUgaXMgYQo= --0000000000003cdc1c05c27eba9a--