-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 According to Ralf Wildenhues on 3/4/2006 11:14 AM: > Tru64 UNIX 5.1 expr is a bit borked, in that it converts the result of a > regex match into a number if possible. :-( > $ expr 00001 : '.*\(...\)' > 1
Nice catch. > > I'd guess you prefer the unified behavior but a bit slower everywhere > instead, done in the patch below. OK to apply? > * doc/autoconf.texi (Limitations of Usual Tools) <expr :>: > Mention Tru64 expr bug that turns the result of a regex match > into a number if possible. This part looks great. > * lib/autotest/general.m4 (AT_INIT): Work around it using > `echo | sed'. What about this, instead: > @@ -935,7 +935,7 @@ > for at_group in $at_fail_list > do > # Normalize the test group number and cat the log. > - at_group_normalized=`expr "00000$at_group" : ".*\($at_format\)"` > + at_group_normalized=`echo "00000$at_group" | sed > "s,.*\($at_format\),\1,"` > cat "$at_suite_dir/$at_group_normalized/$as_me.log" Seeing as how we are only using at_group_normalized as a directory name, would the following, faster approach work? (I'm hesitant to introduce extra forks when they can be avoided, having seen how slow it is on cygwin). at_group_normalized=`expr "00000$at_group/" : ".*\($at_format/\)"` cat "$at_suite_dir/$at_group_normalized$as_me.log" - -- Life is short - so eat dessert first! Eric Blake [EMAIL PROTECTED] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.1 (Cygwin) Comment: Public key at home.comcast.net/~ericblake/eblake.gpg Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFECi8O84KuGfSFAYARAq83AJoDLbnLToaz+c7E+wTMJjpOyIUWggCeKUfg GwkuDIkyNoC7wfjrwFPY0y8= =PevA -----END PGP SIGNATURE-----
