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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!news.misty.com!weretis.net!feeder9.news.weretis.net!news.quux.org!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: Kaz Kylheku <643-408-1753@kylheku.com> Newsgroups: comp.lang.c Subject: Re: C90 fpeek Date: Sat, 25 Jan 2025 00:52:14 -0000 (UTC) Organization: A noiseless patient Spider Lines: 23 Message-ID: <20250124165108.87@kylheku.com> References: <87plkc6bgm.fsf@nosuchdomain.example.com> <20250124114602.417@kylheku.com> Injection-Date: Sat, 25 Jan 2025 01:52:15 +0100 (CET) Injection-Info: dont-email.me; posting-host="25b6f8f1bdf7188549c4f808ba40c56c"; logging-data="2613194"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+to40NcA0gL8xADjw9xI0/1LzSnUAU4LY=" User-Agent: slrn/pre1.0.4-9 (Linux) Cancel-Lock: sha1:FPPBRBSEoVegG3ulgroK+Xf7NyA= Bytes: 1978 On 2025-01-24, Chris M. Thomasson wrote: > On 1/24/2025 11:48 AM, Kaz Kylheku wrote: >> Unless you non-portably arranged otherwise. E.g. on POSIX >> we can get the fileno(stream), and use fcntl to set up O_NONBLOCK. >> Then get(stream) returns EOF, with errno set to EWOULDBLOCK >> and we whave to clearerr(stream), then poll the fd, and so it goes. >> >> Been there done that. Went back there, done that again, >> and then several more times, like a raging masochist. > > Why not use AIO? In conjunction with stdio buffering? It doesn't seem possible; you have to go through alternative functions like aio_read, which stdio doesn't interface with. A stdio implementation that uses aio_read and friends under the hood might be interesting. -- TXR Programming Language: http://nongnu.org/txr Cygnal: Cygwin Native Application Library: http://kylheku.com/cygnal Mastodon: @Kazinator@mstdn.ca