LINUX ADMINISTRATION NOTES & CODE SNIPPETS

Here is a perl script example how to create temporary file on the file system:
TEMPLATE DIR AND SUFIX are option !

#!/usr/bin/perl
my $tempfile = new File::Temp ( TEMPLATE => ‘tempfile_XXX’, DIR => ‘/tmp/’, SUFIX => ” );

this will create a temporary file in /tmp/ directory with name tempfile_XXX where X is random generated character.

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Here is a perl script example how to create temporary directory on the file system:

#!/usr/bin/perl
use File::Temp qw/ tempdir /;
my $perl_temporary_directory = tempdir();

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install gcc compiler:
apt-get install gcc
All following steps are done in the same directory !! NO need to have an root permissions.
create library1 and save it as liblibrary_1.c:
#include
void library_1(char *val)
{
printf(”Passed value to library_1: %s\n”, val);
}
create library2 and save it as liblibrary_2.c:
#include
void library_2(char *val)
{
printf(”Passed value to library_2: %s\n”, val);
}

Compile both c libraries source codes:
gcc -c liblibrary_1.c liblibrary_2.c
NOTE: [...]

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