Mac OS X Panther in a Nutshell, 2nd Edition

Name

gcc_select

Synopsis

gcc_select [-v | --version] [-h | --help] [-l | --list]
gcc_select [-v | --version] [-n] [-force] [-root] [-dstroot pathname] 
{ 2 | 3 | 3.x }

A shell script that sets the default version of GCC (either 2.95.2 (2), 3.1 (3), or some other version (specified as 3.x)) by creating various symlinks for compiler tools, libraries, and headers. With no arguments (or with just -v), the current default version is printed to standard output.

Options

-dstroot

Specify the root-level directory in which changes are made. The default is /usr.

-force

Recreate symlinks for the specified version, even if it is already the current default version.

-h | --help

Print a usage statement to standard output.

-l | --list

List available GCC versions.

-n

Print the list of commands that would be executed to standard output, but don’t actually execute them.

-root

Disable the initial check for root access before executing commands.

-v | --version

Print the version of gcc_select to standard output.