BTW: did you check /var/log/apache2/error.log
On Wed, Dec 9, 2015 at 4:55 PM, Dieter Wirz <[email protected]> wrote: > Hi > Apache in debian runs as user www-data. Has the user www-data the rights to > run > 1. your program > 2. access gpio > > You may test this if you su www-data, having no password: > su # become root > su www-data # become user www-data > bash # as www-data has no shell > /var/www/ledCtl $led $onOff > > HTH > > > On Tue, Dec 8, 2015 at 8:02 PM, Marcelo Rodrigues <[email protected]> wrote: >> Hi Everyone, >> >> I wrote a small C program for turning on/off the LEDs of the BeagleBone, it >> works fine when I call it direct from command line. However, when I try to >> call it from a PHP code it doesn't work. >> >> I'm using Linux beaglebone 3.8.13-bone71.1 and Apache2. The C program reads >> 2 arguments from command line (led and onOff) that says which led to control >> and its state. The exec line in the PHP code is the following: >> exec("/var/www/ledCtl $led $onOff"); >> >> Do you have any idea how can I find the reason this call doen'st work from >> PHP code? >> >> Thanks in advance. >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
