~/bdimych >cat x.pl
#!/usr/bin/perl
print "eval export \"MYENVVAR=MY ENV VALUE3\";\n";
print ":
: If you see this, then you launch this script in wrong way
: You should launch it only backslashed i.e. `$0`
: See \"Command Substitution\" in man bash
:
";
~/bdimych >echo $MYENVVAR

~/bdimych >./x.pl
eval export "MYENVVAR=MY ENV VALUE3";
:
: If you see this, then you launch this script in wrong way
: You should launch it only backslashed i.e. `./x.pl`
: See "Command Substitution" in man bash
:
~/bdimych >`./x.pl`
~/bdimych >echo $MYENVVAR
MY ENV VALUE3
~/bdimych >
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