fix(iperf,puppet): use \{m,n\} instead of \? and \+ for POSIX sed

\? and \+ in BRE are GNU extensions.

Author: akinomyoga

completions/iperf

@@ -73,10 +73,10 @@ _comp_cmd_iperf()
     for i in "${words[@]}"; do
         case $i in
             -s | --server)
-                filter=(command sed -e '/^Client.specific/,/^\(Server.specific.*\)\?$/d')
+                filter=(command sed -e '/^Client.specific/,/^\(Server.specific.*\)\{0,1\}$/d')
                 ;;
             -c | --client)
-                filter=(command sed -e '/^Server.specific/,/^\(Client.specific.*\)\?$/d')
+                filter=(command sed -e '/^Server.specific/,/^\(Client.specific.*\)\{0,1\}$/d')
                 ;;
         esac
     done

completions/puppet

@@ -24,7 +24,7 @@ _comp_cmd_puppet__certs()
     if [[ $1 == --all ]]; then
         cert_list=$(
             $puppetca --list --all |
-                command sed -e 's/^[+-]\{0,1\}\s*\(\S\+\)\s\+.*$/\1/'
+                command sed -e 's/^[+-]\{0,1\}\s*\(\S\{1,\}\)\s\{1,\}.*$/\1/'
         )
     else
         cert_list=$("$puppetca" --list)

test/update-test-cmd-list

@@ -9,6 +9,6 @@ mydir=$(
 cat "$mydir"/t/test_*.py |
     tr -d '\n' |
     grep -Eo '@pytest.mark.complete\(([^)]*\<require_(cmd|longopt) *= *True\>[^)]*)\)' |
-    sed -ne 's/^[^"]*"\\\?\([^_][^[:space:]"]*\)[[:space:]"].*/\1/p' |
+    sed -ne 's/^[^"]*"\\\{0,1\}\([^_][^[:space:]"]*\)[[:space:]"].*/\1/p' |
     LC_ALL=C sort -u \
         >"$mydir"/test-cmd-list.txt