cbexec

A universal shebang wrapper (and gross hack), switching interpreters based on file extension.

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Examples

Bash

#!/usr/bin/env cbexecbuiltinprintf'%s\n' \
"Hello Bash World!"

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C

#!/usr/bin/env cbexec
#include <stdio.h>intmain() {
printf("Hello C World!\n");
return0;
}

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COBOL

#!/usr/bin/env cbexec
IDENTIFICATION DIVISION.
PROGRAM-ID. COBOL.
PROCEDURE DIVISION.
MAIN.
DISPLAY 'HELLO COBOL WORLD!' END-DISPLAY.
STOP RUN.

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C++

#!/usr/bin/env cbexec
#include <iostream>intmain()
{
std::cout <<"Hello C++ World!"<< std::endl;
return0;
}

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C Shell

#!/usr/bin/env cbexecset fignore = (.o \~) &&set hw='Hello C Shell World!'&&printf'%s\n'"$hw";

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D

#!/usr/bin/env cbexecimportstd.stdio;
intmain() {
writeln("Hello D World!");
return0;
}

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Emacs Lisp

#!/usr/bin/env cbexec
(message"Hello Emacs Lisp World!")

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FORTRAN-90

#!/usr/bin/env cbexec
program main
implicit none
write (*, '(a)') 'Hello FORTRAN-90 World!'
stop
end

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FORTRAN-77

#!/usr/bin/env cbexec
PROGRAM HELLOW
WRITE(UNIT=*,FMT='(A)')'HELLO FORTRAN-77 WORLD!'
STOP
END

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Go

#!/usr/bin/env cbexec
package main
import "fmt"
func main() {
fmt.Println("Hello Go World!")
}

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Korn Shell

#!/usr/bin/env cbexec
PATH=""
print "Hello Korn Shell World!"

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MATLAB / Octave

#!/usr/bin/env cbexec
printf("Hello MATLAB World!\n");
quit(0);

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OCaml

#!/usr/bin/env cbexec
print_sring "Hello OCaml World!\n"

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'"POSIX"' Shell

#!/usr/bin/env cbexec
(
exec2> /dev/null
time1> /dev/null 2>&1< /dev/null
) || {
XX="Hello POSIX Shell World!":printf'%s\n'"$XX"
} | grep POSIX

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Z Shell

#!/usr/bin/env cbexec
PATH=""
- builtin print "Hello Z Shell World!"

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