Commit b90cc058 authored by Chong Yidong's avatar Chong Yidong
Browse files

Contents of ns-grabenv.el moved here.

(ns-grabenv, ns-open-file-select-line): Doc fixes.
parent 2543bf01
......@@ -303,10 +303,40 @@ The properties returned may include `top', `left', `height', and `width'."
;;;; Lisp niceties, most used only under ns-extended-platform-support-mode,
;;;; defined below
(autoload 'ns-grabenv "ns-grabenv" "Get environment from your shell." t nil)
;; Functions to set environment variables by running a subshell.
;;; Idea based on NS 4.2 distribution, this version of code based on
;;; mac-read-environment-vars-from-shell () by David Reitter.
;;; Mostly used only under ns-extended-platform-support-mode.
(defun ns-make-command-string (cmdlist)
(let ((str "")
(cmds cmdlist))
(while cmds
(if (not (eq str "")) (setq str (format "%s ; " str)))
(setq str (format "%s%s" str (car cmds)))
(setq cmds (cdr cmds)))
(defun ns-grabenv (&optional shell-path startup)
"Set the Emacs environment using the output of a shell command.
This runs a shell subprocess, and interpret its output as a
series of environment variables to insert into the emacs
SHELL-PATH gives the path to the shell; if nil, this defaults to
the current setting of `shell-file-name'.
STARTUP is a list of commands for the shell to execute; if nil,
this defaults to \"printenv\"."
(let ((shell-file-name (if shell-path shell-path shell-file-name))
(cmd (ns-make-command-string (if startup startup '("printenv")))))
(shell-command cmd t)
(while (search-forward-regexp "^\\([A-Za-z_0-9]+\\)=\\(.*\\)$" nil t)
(setenv (match-string 1)
(if (equal (match-string 1) "PATH")
(concat (getenv "PATH") ":" (match-string 2))
(match-string 2)))))))
;; Set up a number of aliases and other layers to pretend we're using
;; the Choi/Mitsuharu Carbon port.
......@@ -952,8 +982,8 @@ prompting. If file is a directory perform a find-file on it."
(defvar ns-input-line) ; nsterm.m
(defun ns-open-file-select-line ()
"Brings up a buffer containing file ns-input-file,\n\
and highlights lines indicated by ns-input-line."
"Open a buffer containing the file `ns-input-file'.
Lines are highlighted according to `ns-input-line'."
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