Date: Wed, 01 Jan 2003 21:24:01 -0800 From: Terry Lambert <tlambert2@mindspring.com> To: kientzle@acm.org Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Reading rc.conf from C programs? Message-ID: <3E13CCF1.FA78AD5D@mindspring.com> References: <3E1362FD.6070001@acm.org>
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Tim Kientzle wrote: > I'm trying to figure out how to read and use > /etc/rc.conf configuration variables from within > a C program. The standard technique, of course, > is to use a shell-script wrapper and pass the > extracted values to the C program on the command > line. But I want access to _all_ of the rc.conf > variables, not just a couple of them, and I don't > see any reasonable way to accomplish that with a > shell wrapper. #!/bin/sh # # Throw all of rc.conf into the environemnet so a C program # named "fred" can read any of them with "getenv". . /etc/rc.conf fred 8-). > Has anyone done anything like this before? Yeah. fopen(3), for(;;) { fgets(3), strtok(3) } fclose(3). -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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