Hello! There seems to be a problem with bash's usage of named pipes on GNU/Hurd systems.
#v+ [EMAIL PROTECTED]:~ $ diff -u <(echo a) <(echo b) --- /proc/self/fd/63 2006-11-19 15:32:53.622504951 +0100 +++ /proc/self/fd/62 2006-11-19 15:32:53.614508451 +0100 @@ -1 +1 @@ -a +b [EMAIL PROTECTED]:~ $ echo $? 1 [EMAIL PROTECTED]:~ $ echo $BASH_VERSION 3.1.17(1)-release [EMAIL PROTECTED]:~ $ apt-cache policy bash | grep Inst Installed: 3.1-5 [EMAIL PROTECTED]:~ $ uname -a Linux taylor 2.6.18-1-xen-686 #1 SMP Sat Oct 21 21:58:56 UTC 2006 i686 GNU/Linux #v- #v+ [EMAIL PROTECTED]:~ $ diff -u <(echo a) <(echo b) [EMAIL PROTECTED]:~ $ echo $? 0 [EMAIL PROTECTED]:~ $ echo $BASH_VERSION 3.1.17(1)-release [EMAIL PROTECTED]:~ $ apt-cache policy bash | grep Inst Installed: 3.1dfsg-7 [EMAIL PROTECTED]:~ $ uname -a GNU leibniz 0.3 GNU-Mach 1.3.99/Hurd-0.3 i686-AT386 GNU #v- info Bash #v+ [...] 3.5.6 Process Substitution -------------------------- Process substitution is supported on systems that support named pipes (FIFOs) or the `/dev/fd' method of naming open files. [...] #v- The GNU/Hurd system does support named pipes. Any idea what is going wrong here, particularly the fact that it fails silently? (I didn't investigate so far.) Regards, Thomas
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