File Coverage

bin/printpath

Criterion	Covered	Total	%
statement	31	82	37.8
branch	2	18	11.1
condition			n/a
subroutine	6	7	85.7
pod			n/a
total	39	107	36.4

#!/usr/bin/env perl
#ABSTRACT: check for binary in your $PATH variable an nicely print the results
#PODNAME:printpath
use v5.12;
use warnings;
use Term::ANSIColor;
use Getopt::Long;
use NBI::Slurm;
# Define help function
sub show_help {
    print color('bold white');
    print "Usage: $0 [options] [binary1 binary2 ...]\n\n";
    print color('reset');

    print "Options:\n";
    print "  -h, --help    Show this help message and exit\n\n";

    print "Description:\n";
    print "  This script displays all directories in your \$PATH, one per line.\n";
    print "  If binary names are provided as arguments, it checks each directory\n";
    print "  for those binaries and indicates whether they are executable.\n";
    print "  It also verifies if the binaries are regular executables or aliases/functions.\n\n";

    print "Examples:\n";
    print "  $0                     # List all PATH directories\n";
    print "  $0 ls python vim       # Check for these binaries in PATH\n";

    exit(0);
}

# Process command line options
my $help = 0;
GetOptions(
    "help|h" => \$help,
    'version'   => sub { say "printpath v", $NBI::Slurm::VERSION; exit }
) or show_help();

# Show help if requested
show_help() if $help;

# Get the directories from the PATH environment variable
my @dirs = split /:/, $ENV{PATH};
my @binaries = @ARGV;  # Get binary names from command-line arguments

# Print header
print color('bold cyan');
print "=== PATH Directories ===\n";
print color('reset');

# Process each directory
foreach my $dir (@dirs) {
    # Print the directory name
    print color('green');
    print "$dir\n";
    print color('reset');

    # Check for requested binaries in this directory
    if (@binaries) {
        foreach my $binary (@binaries) {
            my $full_path = "$dir/$binary";

            if (-e $full_path) {
                print "  ";

                # Check if the file is executable
                if (-x $full_path) {
                    print color('yellow');
                    print "✓ ";
                } else {
                    print color('red');
                    print "! ";
                }

                print color('magenta');
                print "$binary\n";
                print color('reset');
            }
        }
    }
}

# Check if the binaries might be aliases or something else
if (@binaries) {
    print "\n";
    print color('bold cyan');
    print "=== Command Verification ===\n";
    print color('reset');

    foreach my $binary (@binaries) {
        print color('blue');
        print "$binary: ";
        print color('reset');

        # Use command -v to check what the binary actually is
        my $result = `command -v $binary 2>/dev/null`;
        chomp($result);

        if ($result) {
            # Check if it's in PATH or possibly an alias/function
            my $in_path = 0;
            foreach my $dir (@dirs) {
                if ($result eq "$dir/$binary") {
                    $in_path = 1;
                    last;
                }
            }

            if ($in_path) {
                print color('green');
                print "found in PATH: $result\n";
                print color('reset');
            } else {
                print color('yellow');
                print "found as alias or function: $result\n";
                print color('reset');
            }
        } else {
            print color('red');
            print "not found\n";
            print color('reset');
        }
    }
}

__END__