The default Unix shell used by Terminal in Mac OS X

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343
votes
7answers
255k views

How do I recompile Bash to avoid Shellshock (the remote exploit CVE-2014-6271 and CVE-2014-7169)?

Given that Bash 3.2 (the version shipped by OSX) is vulnerable to the remote execution exploit known as "Shell Shock" (CVE-2014-6271 and CVE-2014-7169) how do I rebuild Bash and secure my system ahead ...
59
votes
9answers
114k views

Why doesn't .bashrc run automatically?

I put some alias commands in my .bashrc file, so that they might be loaded everytime I open a new Terminal window. Yet this doesn't happen. I have to select run script: in the ...
50
votes
5answers
28k views

Are Macs vulnerable to the Bash shellshock bug?

Red Hat recently announced a major security-related bug in the Bash shell. Some are calling it the "shellshock" bug. Since OS X is built off of Unix, is it vulnerable to attacks that exploit this bug? ...
22
votes
2answers
37k views

Why Mac OS X don't source ~/.bashrc [duplicate]

I found a lot of people figuring out why instruction similar to this : Put X to your ~/.bashrc and you can do Y don't work. It always turns out that Mac OS X's bash's startup files (or Mac's ...
5
votes
1answer
4k views

Why is a command line change to ~/Library/Preferences/com.apple.LaunchServices.plist not effective immediately?

When the Info window of Finder is used to associate files of a particular type with an application: the preference is effective immediately. When Terminal is used to make a comparable addition ...
5
votes
3answers
5k views

Change file association in terminal?

Is there a method for associating file types with applications via terminal? I thought ~/Library/Preferences/com.apple.launchservices.plist might do it, and I also have seen: Why is a command line ...
13
votes
7answers
2k views

Is there a bash command to check to see if Time Machine has finished backing up?

I'm writing a script that will rsycnc my Time Machine directory to a remote server using ssh. I've switched from a shell script to an AppleScript and then back to an Apple script and I don't really ...
6
votes
5answers
9k views

How to reset $PATH?

I was trying to add something to $PATH and it went totally wrong. I now can't run any commands such as ls. I've looked at this answer and used the following lines: ...
6
votes
2answers
1k views

Are Bash, Bourne, and Korn shells compiled into one binary in OSX?

On OSX 10.8, if you compare the binaries for bash, sh, and ksh, a few different shell options, they are the same size. If you take it further and cmp the binaries, there seems to be only a ...
56
votes
3answers
15k views

Is it safe to upgrade Bash via Homebrew?

I'm new to OS X. I'm running OS X Lion on a MacBook Pro. Is it safe to upgrade the bash shell using Homebrew: $ brew install bash If safe, how do I make it the default instance of the shell I run ...
19
votes
3answers
45k views

Getting files, all at once, from a web page using curl

I would like to download the files, all at once, from the following page using curl: http://www.ime.usp.br/~coelho/mac0122-2013/ep2/esqueleto/ I tried curl ...
14
votes
3answers
16k views

Run AppleScript from bash script

If I wanted to run an AppleScript from within a bash script I could call a file with the list of commands that I require to execute. #!/bin/bash {some commands} osascript file.scpt {other commands} ...
7
votes
3answers
10k views

Change Terminal.app's Default Shell to BASH

How can I change Terminal.app's default shell to BASH? For some reason, my friend's Mac (10.6.6) defaults to using TCSH instead of BASH. The obvious remedy is to choose /bin/bash as the command to ...
11
votes
2answers
2k views

cd to a directory by typing its name?

For example if a directory 'blob' exists and I just type 'blob[return]' then the system cds into the blob directory for me. In Linux (Ubuntu) I can add shopt -s autocd to my .bashrc file, but on OS X ...
11
votes
4answers
2k views

Updating modifier key mappings through defaults command tool

I am trying to automate the inital setup of my macbook, that includes installing software and changing OS X configuration to my needs. I have tried to update the modifier keys with defaults, the ...
5
votes
1answer
3k views

Using bash/terminal to get number of battery recharge cycles

I would like to get the number of recharge cycles using bash (terminal commands). I understand the following command will display all of the battery data, but I want the cycle count on its own ioreg ...
5
votes
1answer
4k views

How can I reset my bash configuration?

When I open Terminal it shows this: Last login: Fri Apr 1 17:04:59 on ttys000 -bash: export: /opt/local/bin': not a valid identifier -bash: ...
2
votes
4answers
2k views

List the extensions installed in Safari for Mac OS X, and state whether each one is enabled

I'd like a list, from which text can be copied. (Not a screenshot of preferences.) This information does not appear in any of the following: Safari System Profiler in Snow Leopard System ...
9
votes
5answers
791 views

How to share .bashrc files between two mac user accounts

I have set up two user logins on my computer, one for home and one for work. I would like to be able to share any of my bash and vim settings between the two users. Is there anyway to do this? Thus ...
3
votes
2answers
2k views

How do I make invisible files (like bash profile) visible in the finder?

question is in the title. There's some files that most Apple users don't need access to, but if you program you do need access to. in particular the bash profile. anyone know how to make these visible ...
1
vote
1answer
479 views

Alt-. and vertical bar (pipe) on terminal

On linux consoles I always use Alt + . to get the last argument of the previous command in history. for example if I had ls /tmp/test as last command, and if I type rm Alt - this will result ...
2
votes
3answers
450 views

How to add MySQL to $PATH variable to resolve “mysql: command not found”?

I installed MySQL on my Mac, and now I would like to add it to my $PATH variable. I want to be able to type mysql anywhere. I tried adding the following to my .profile file: export ...
2
votes
2answers
2k views

iTerm2 terminals close immediately with “argpath=login error=No such file or directory”

Whenever I try to open a new terminal window in iTerm, it closes right away after displaying this: ## exec failed ## argpath=login error=No such file or directory Does anyone know what is causing ...
84
votes
4answers
39k views

git auto-complete for *branches* at the command line?

On my linux machine I have autocomplete for branches with git. [Note we are talking about git branch completion, not bash completion (e.g. commands, files, etc). Thus NOT lane's answer at all] For ...
37
votes
3answers
18k views

Is bash in OSX case-insensitive?

Are bash commands on OSX case insensitive? I type "which TR" and it shows /usr/bin/TR, though there is no such binary there. Same thing for other binaries, when capitalized. Or is Terminal.app maybe ...
13
votes
2answers
7k views

How do I reset the scrollback in the terminal via a shell command?

When using Terminal.app, you can clear the screen by using the shell builtin clear or by pressing ^+L (Control-L). However, all this does is push the current screen content back one screen height ...
5
votes
2answers
6k views

Bash commands that work on an iphone

I've jailbroken my phone, and I'd like to execute some commands on it from my phone, namely, the Say command. That, unfortunately, does not work. What commands COULD I execute on the iphone, other ...
10
votes
3answers
5k views

Is there a Mac OSX equivalent of zenity?

I'm porting some simple X windows/bash scripts to Mac OSX, but I cannot find a build of Zenity (a Gnome app for basic GUI dialogs) for OSX. Is there some other command line driven dialog utility I can ...
4
votes
2answers
2k views

Changing terminal color

I would like to know how to change the terminal color, so whenever I run ls it will return the name of: Directories in red Files in blue Executable files (those you do ./file) in light green How ...
7
votes
2answers
5k views

What does -HUP do when used with killall?

Sometimes when I'm running a killall command from Terminal, a co-worker would suggest or edit my scripts to show killall -HUP. What does the -HUP part do?
6
votes
2answers
3k views

What option should I give the sudo command to have the password asked through a graphical interface?

This problem has ben bugging me for a while now. Every now and then, I need to write a script file that should execute sudo commands. I do not necessarily know in advance that I will run as sudo so I ...
5
votes
5answers
7k views

How do I restore my .bash_profile?

I've accidentally overwritten my ~/.bash_profile file. Does anyone have a "sample" one I could copy, or know where I might be able to find one?
3
votes
2answers
745 views

Allow the Terminal.app to pass command key based keystrokes to terminal programs

I want to allow programs running in the terminal the ability to interpret the keyboard short cut Cmd + S I have already Remapped the Terminals' default binding of Cmd + S to Ctrl + S via the ...
1
vote
1answer
2k views

Setting a firmware password

Currently trying to use a script (preferably shell) to setup the firmware password on a fresh OSX install. I obviously found this: http://osxdaily.com/2014/01/06/set-firmware-password-mac/ which ...
1
vote
1answer
449 views

How can I set Last Modified Date of file after using HandbrakeCLI to convert a file?

Running this on OS X Lion. I'm batch converting several hundred home movies using Handbrake CLI. I'd like to set the last modified date and created date to that original file. I'm using the ...
9
votes
2answers
4k views

What is the difference between .bash_profile and .bashrc?

To make an alias for the Terminal in OS X, you can either put the aliases in .bash_profile or .bashrc. What is the difference between the two and why would I choose to put aliases in one and not the ...
6
votes
2answers
1k views

Change my shell to a different bash version at /usr/local/bin/bash?

How can I set my /usr/local/bin/bash (which is the 4.2 version that allows auto-completion of 'cd to directory with directory name') to be my default bash for a new window instead of my regular ...
5
votes
4answers
2k views

My Automator Workflow fails because it fails to find the git command within the 'Run Shell Script' command? Need help

I have an Automator workflow and one of the actions is to clone a repository. Here's the code for the 'Run Shell Script' action. The command is run within the Bash shell /bin/bash if that matters: ...
4
votes
1answer
2k views

To install Brew's ImageMagick and fix its Symlink

Assume you installed Imagemagick by brew install imagemagick but it does not get into your PATH. For example, I run unsuccessfully compare since imagemagick is not in PATH: -bash: compare: ...
4
votes
4answers
9k views

Change Command Prompt - Variables are literal, and changes to .bashrc or .bash_profile not making a difference

Trying to change my command prompt in OS X 10.8 / Mountain Lion. Changes to ~/.bashrc and ~/.bash_profile do not make any difference. Like: export PS1="\W \$" It defaults to the host name ("\h\%"). ...
3
votes
3answers
2k views

Any way to update OSX 10.4's Bash version?

I'm running Bash version 2.05b.0(1)-release (powerpc-apple-darwin8.0) on a PowerMac (non-Intel) G5. I often connect to the internet, but not as a server and I believe my version of Bash is vulnerable ...
2
votes
2answers
95 views

Terminal window title rapidly changes when first opening

When I open a fresh terminal window, the title at the top has this format: [house icon][username]-[command]-[terminal size] The command portion of the title initially says login, then it very quickly ...
1
vote
1answer
3k views

Nokogiri gem fails to install in OS X Mavericks

Install fails showing: checking for iconv_open() in iconv.h... no checking for iconv_open() in -liconv... no checking for iconv_open() in -liconv... no checking for libiconv_open() in iconv.h... no ...
1
vote
2answers
673 views

Terminal and bash can't start with libiconv error

I just tried to start Terminal.app in Mac OS X 10.6.8, and got the following error: dyld: Library not loaded: /opt/local/lib/libiconv.2.dylib Referenced from: /bin/bash Reason: Incompatible ...
1
vote
1answer
411 views

How can I make autocomplete in the shell work with case-folding?

How can I make the autocompletion for files and folders in the bash shell work case-insensitively? Ideally, cd ~/doc + tab autocompletes to cd ~/Documents (correcting the case as it autocompletes), ...
1
vote
3answers
3k views

How to dim (and un-dim) display in automator

For those that are interested in the final script you can get it here original question I am trying to make a alarmclock script to wake me up. but I can't figure out how to change the screen ...
1
vote
1answer
2k views

Mac OS X Terminal [Use option as meta key] overrides backslash in spanish keyboard

I already posted this question in stackoverflow: http://stackoverflow.com/questions/4811282/mac-os-x-terminal-use-option-as-meta-key-overrides-backslash-in-spanish-keyboar but I was informed there ...
0
votes
1answer
138 views

How is $PATH created?

I am still relatively new to the workings of the Mac OS but have extensive knowledge of Linux. I updated my php on Mavericks using the php_osx and the instructions stated to use export ...
0
votes
1answer
252 views

What is the proper way to use the cut command on ps command output

This question is related to a question I posted on rogue firefox procesess. It relates to firefox processes following image uploads that I have been having for a while. I am trying to get to the ...
0
votes
3answers
2k views

Change owner for all files owned by x

I copyied files from my MacBook, mainly files from /usr. The one and only user on my computer is called 'Julian' (like on my MacBook). A lot of the copied files are now owned by '501' (id of "Julian" ...