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Re: feature request: simple hashbang for executable scripts
From: |
Matt Wette |
Subject: |
Re: feature request: simple hashbang for executable scripts |
Date: |
Thu, 24 Aug 2017 18:30:38 -0700 |
> For example, it is quite common to put a shell script between #! and !#
> that ends by running Guile on the same file. It is also quite common to
> put "-*- scheme -*-" on the second line to that Emacs will recognize the
> type of the file.
I hadn't thought of this. Pretty cool.
mwette$ cat zzz
#!/bin/sh
echo "hello from shell"
export FOO="custom"
exec guile -s $0
!#
(display "hello from guile\n")
(display "FOO: ")
(display (getenv "FOO"))
(newline)
mwette$ ./zzz
hello from shell
;;; note: source file /private/tmp/./zzz
;;; newer than compiled
/Users/mwette/.cache/guile/ccache/2.2-LE-8-3.9/private/tmp/zzz.go
;;; note: auto-compilation is enabled, set GUILE_AUTO_COMPILE=0
;;; or pass the --no-auto-compile argument to disable.
;;; compiling /private/tmp/./zzz
;;; compiled /Users/mwette/.cache/guile/ccache/2.2-LE-8-3.9/private/tmp/zzz.go
hello from guile
FOO: custom
mwette$