Klaus Steden wrote: >>Hello, all - >> >>I use the following example of code in my kickstart file, to get values >>from /proc/cmdline to use later on during the install: >> >>if grep -i -q "mystring[a-zA-Z0-9]" /proc/cmdline >>then >> MYSTRING=`cat /proc/cmdline | sed 's/.*mystring=\([^ ]*\).*/\1/'` >>fi >> >>I think Klaus in fact gave this to me. However, I've ran into a few >>problems. It seems that this does not like strings with periods in >>them, such as an IP address. >> >>Since I know a bit less than nothing about regular expressions, I was >>hoping that someone could give me a hand with this. I need to modify it >>to allow me to assign a dotted quad string to the MYSTRING variable. >> >>Again, any help would be greatly appreciated. >> > > Hello again, Dan, > > How about ... > > if grep -iq "mystring=[a-zA-Z0-9]" /proc/cmdline > then > MYSTRING=`cat /proc/cmdline | sed 's/.*mystring=\([^ ]*\).*/\1/'` > fi > > Quick testing with sh on Linux tells me that it should preserve the dots. It > should just be deleting everything up to, but not including 'mystring=' and > whatever follows that, and then deleting everything after that string, and > returning the match. > > REs can be tricky, though, so holler if you get stuck. > > Klaus > Klaus - This whole thing was due to sloppyness on my part. I forgot to use the "=" sign. However, it works now. Thanks again! -dant
