Darwin-dev

Download

darwin-dev@lists.apple.com

December 2017

1 participants
1 discussions

Re: LaunchDaemon exits immediately, but keeps running when I run it directly
by Michael Crawford 06 Dec '17

06 Dec '17

site_archiver(a)lists.apple.com Delivered-To: darwin-dev(a)lists.apple.com Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=soggywizards-com.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-transfer-encoding; bh=ttidWdWkvmVjX2L8aRaK7A/bPEjbgDCcNizTeA5rcmk=; b=ALn7wF1G1fIf0/wFKdOTyP9USf5A1Cfkzq1BKUQ/soWXh8sPrAwlv3OV4WA1oZef0n /DHJxGxs/5PRRbWTwry+c9/PkYZew7qb5mhCcUmOWIqLEfI/t2x/YYGbBO1pOg0vJeSG hR3Xz3zB+6TQWofesizena/1amvwXW/wIqZpKSvUvt/SBbGbyeEjuasBoJK3mOOqgAPI 5jshE3sCdJQgAYXiD2jOrzwODdKbOJexgj/ye4olAB/YVaxj3q0O3HiFPkxiWTTsnd0f qWnWY2HQyLG2nvJQYP0KobG1qM2Yea+AUQlXz8CG6YkHXeQ1Gqa/pizLrHjmTScq9ZVW y/Nw== > Have you tried providing the absolute path to the tool in the launchd plist > and using the "Program" key to define the location of the tool? That worked. I am eternally in your debt. On Wed, Dec 6, 2017 at 5:09 AM, Stéphane Sudre <ssudre(a)intego.com> wrote: > Have you tried providing the absolute path to the tool in the launchd plist > and using the "Program" key to define the location of the tool? > > On 6 déc. 2017, at 13:46, Michael Crawford wrote: > >> I plan to write a moderately complex daemon but must learn how with a >> very simple one. >> >> system.log is full of: >> >> Dec 6 00:02:47 Michaels-Mac-mini com.apple.xpc.launchd[1] >> (com.frescologic.hello): Service only ran for 0 seconds. Pushing >> respawn out by 10 seconds. >> Dec 6 00:02:57 Michaels-Mac-mini com.apple.xpc.launchd[1] >> (com.frescologic.hello[1386]): Service could not initialize: 16F73: >> xpcproxy + 11769 [1505][34964CF1-9965-3B4D-ADC7-6FBC6669C56D]: 0x2 >> >> I googled for "Service could not initialize: 16F73" but found no insight. >> >> My source code: >> >> ================= >> >> #include <stdio.h> >> #include <stdlib.h> >> #include <unistd.h> >> >> int >> main(int argc, const char * argv[]) >> { >> FILE *outFile; >> >> if ( argc != 2 ){ >> >> fprintf( stderr, "Usage:\n $ %s world\n", argv[ 0 ] ); >> exit( 1 ); >> } >> >> outFile = fopen( "/tmp/foo", "w" ); >> if ( outFile == NULL ) exit( 1 ); >> >> while ( 1 ){ >> fprintf( outFile, "%s\n", argv[ 1 ] ); >> sleep( 10 ); >> } >> >> return 0; >> } >> >> ======================== >> >> My configuration: >> >> <?xml version="1.0" encoding="UTF-8"?> >> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" >> "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> >> <plist version="1.0"> >> <dict> >> <key>Label</key> >> <string>com.frescologic.hello</string> >> <key>ProgramArguments</key> >> <array> >> <string>hello</string> >> <string>world</string> >> </array> >> <key>KeepAlive</key> >> <true/> >> </dict> >> >> /usr/local/libexec/hello and /Library/LaunchDaemons are both owned by >> root with group wheel. >> >> Thank you for any advice you can give me. >> >> Mike Crawford >> http://soggywizards.com >> mike(a)soggywizards.com >> >> One Must Not Trifle With Wizards For It Makes Us Soggy And Hard To Light. >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Darwin-dev mailing list (Darwin-dev(a)lists.apple.com) >> Help/Unsubscribe/Update your Subscription: >> https://lists.apple.com/mailman/options/darwin-dev/ssudre%40intego.com >> >> This email sent to ssudre(a)intego.com > _______________________________________________ Do not post admin requests to the list. They will be ignored. Darwin-dev mailing list (Darwin-dev(a)lists.apple.com) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/darwin-dev/site_archiver%40lists.ap… This email sent to site_archiver(a)lists.apple.com

1 0