X-Git-Url: http://git.tuebingen.mpg.de/?p=gsu.git;a=blobdiff_plain;f=README.md;h=81768f5aec5ee8dbab1bb952a9d282ce49a688cc;hp=0d2c9e236bf437c711cf1e26aa22f6777eeff179;hb=6d2ca9b4375fb6103a49b64f9b4feee72dd44843;hpb=e08a602e71ba1f9c9bb8e1c493cb4109fc22e952

diff --git a/README.md b/README.md
index 0d2c9e2..81768f5 100644
--- a/README.md
+++ b/README.md
@@ -269,7 +269,7 @@ for `gsu_getopts()` as follows:
 
 			gsu_getopts 't:v'
 			eval "$result"
-			(($ret < 0)) && return
+			((ret < 0)) && return
 
 			[[ -z "$o_t" ]] && o_t='ext3' # default to ext3 if -t is not given
 			[[ "$o_v" == 'true' ]] && awk_field=0 # $0 is the whole line
@@ -295,7 +295,7 @@ print an error message if one or more arguments are given. With
 		com_world()
 		{
 			gsu_check_arg_count $# 0 0 # no arguments allowed
-			(($ret < 0)) && return
+			((ret < 0)) && return
 			echo 'hello world'
 		}
 
@@ -366,7 +366,7 @@ Let's have a look at the completer for the above `fs` subcommand.
 			local optstring='t:v'
 
 			gsu_complete_options $optstring "$@"
-			(($ret > 0)) && return
+			((ret > 0)) && return
 
 			gsu_cword_is_option_parameter $optstring "$@"
 			[[ "$result" == 't' ]] && awk '{print $3}' "$f"
@@ -483,7 +483,7 @@ as follows.
 			local username
 
 			gsu_inputbox 'Enter username' "$LOGNAME"
-			(($ret != 0)) && return
+			((ret != 0)) && return
 			username="$result"
 			gsu_msgbox "$(pgrep -lu "$username")"
 		}
@@ -526,7 +526,7 @@ sure to not turn tab characters into space characters.
 			local username
 
 			gsu_inputbox 'Enter username' "$LOGNAME"
-			(($ret < 0)) && return
+			((ret < 0)) && return
 			username="$result"
 			gsu_msgbox "$(pgrep -lu "$username")"
 		}