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Bash If Expression Syntax Error


Google and a couple of lines of code did the rest. –Henk Langeveld Aug 9 '12 at 14:26 1 +1: Nice catch. –chepner Aug 9 '12 at 15:10 add a For more file-based conditions see the table below. Is the standard Canon 18-55 lens the same as 5 years ago? You can combine conditions by using certain operators. this contact form

This is my .bashrc file: # .bashrc # Source global definitions if [ -f /etc/bashrc ]; then . /etc/bashrc fi # User specific aliases and functions linux bash .bash-profile share|improve this Having a problem logging in? And so I will. if is a shell keyword, but the shell sees if[, not if.

Syntax Error In Conditional Expression

more hot questions question feed lang-bsh about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Using double brackets prevents this: if [[ -a *.sh ]]; then The above condition will return true only if there is a file in the working directory called "*.sh", no matter My professor taught us the wrong syntax to everything –Matt Hintzke Dec 2 '12 at 20:42 He probably taught you sh and your error is that you use a As a succesful execution doesn't require any explanation, it needs only one exit status.

How to indicate you are going straight? Can I use an HSA as investment vehicle by overcontributing temporarily? Linux Academy is more than just the instructors; we are a community of professionals dedicated to our craft and our common success. Bash While Syntax If the week number is even, it reminds you to put out the garbage cans:

#!/bin/bash # Calculate the week number using the date command: WEEKOFFSET=$[ $(date +"%V") % 2 ]

Modern soldiers carry axes instead of combat knives. These conditions only accept integer numbers. Example: if [ ! -f regularfile ]; then Be sure to place the "!" inside the brackets! The syntax of an if statement (a short explanation) The basic syntax of an if … then statement is like this: if ; then fi The condition is, depending on

Code: #!/bin/csh mount | grep "/mnt/Backup" && echo "It's mounted" || echo "Not there" dayid View Public Profile View LQ Blog View Review Entries View HCL Entries Visit dayid's homepage! Bash Case Syntax share|improve this answer answered Dec 12 '13 at 9:05 RedX 10.3k2344 add a comment| up vote 0 down vote Since it's working in your current enviroment, try fixing your SHELL, PATH Find More Posts by pixellany 06-19-2012, 10:26 AM #6 dayid Member Registered: Apr 2012 Location: Austin, TX Posts: 44 Rep: Also, outside the syntax issue - why use df The Linux Academy blog aims to keep you up-to-date and educated about the latest Linux and cloud technologies, as well as the weekly goings-ons of Linux Academy students and course and

Syntax Error In Conditional Expression Unexpected Token '

Strings will be converted to integer numbers, if possible. String-based conditions: Condition True if Example/explanation [ STRING1 == STRING2 ] STRING1 is equal to STRING2. Syntax Error In Conditional Expression When using the and combining expression, both conditions need to be true to make the combining expression return true. Bash Script If Syntax Any thoughts? #!/bin/bash if [ `date +%H` -lt 11 ] ; then exit 0; fi if [ `date +%H` -gt 14 ] ; then if[ `date +%H` -lt 20 ] ;

Why? weblink Example: if [ -r somefile ]; then content=$(cat somefile) elif [ -f somefile ]; then echo "The file ‘somefile' exists but is not readable to the script." else echo "The file Not the answer you're looking for? I could not find the problem in the code so I shortened everything down to this simple conditional: if [ $# -eq 0 ] then echo "ERROR - no arguments given" Bash Shell If Syntax

EDIT: Adding modified code for you. #!/bin/sh pmon_num=`/bin/ps -ef | /bin/grep -c pmon` echo $pmon_num if [ $pmon_num -gt 1 ] then #code fi EDIT: Here's how you can test what These arithmetic binary operators return true if "ARG1" is equal to, not equal to, less than, less than or equal to, greater than, or greater than or equal to "ARG2" if [ -d ~/.kde ]; then echo "You seem to be a kde user." fi [ -e existingfile ] file ‘existingfile' http://waspsoft.com/syntax-error/awk-syntax-error-in-regular-expression.html Conditional statementsNext


The lack of space there didn't even register in my brain, let alone as a possible culprit. –CoolUserName Aug 19 '11 at 17:32 add a comment| up vote 1 down vote Bash Test Syntax Did it at least give a better/different error-message? –ruakh Dec 12 '13 at 7:52 @nir It wouldn't help as the script needs to contain valid csh syntax; the problem fi [ -S socket ] file ‘socket' exists and is a socket.

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Because it didn't see an if, it doesn't know what to do when it sees then. (Actually, it knows exactly what to do: print a syntax error message.) ... Join them; it only takes a minute: Sign up syntax error for if statement in shell script up vote 0 down vote favorite I have been getting this error for about Easy, isn't it? Bash Function Syntax I will list them here: The first difference can be seen in the above example; when comparing strings, the double-bracket syntax features shell globbing.

e.g. Syntax error: unexpected “(”4Brackets in if condition: why am I getting syntax errors without whitespace?0Bash getting integer expression expected3syntax error near unexpected token `<'0sh test two conditions gets [: missing `]'-1Error better to change your interpreter. his comment is here In a GNU C macro envSet(name), what does (void) "" name mean?

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