diff options
Diffstat (limited to 'geiser-guile.el')
| -rw-r--r-- | geiser-guile.el | 76 |
1 files changed, 70 insertions, 6 deletions
diff --git a/geiser-guile.el b/geiser-guile.el index f2d6f2a..40eb0bb 100644 --- a/geiser-guile.el +++ b/geiser-guile.el @@ -35,7 +35,8 @@ (require 'compile) (require 'info-look) -(eval-when-compile (require 'cl-lib)) +(eval-when-compile (require 'cl-lib) + (require 'tramp)) ;;; Customization: @@ -143,6 +144,61 @@ effect on new REPLs. For existing ones, use the command (expand-file-name "src" (file-name-directory load-file-name)) "Directory where the Guile scheme geiser modules are installed.") +(defvar-local geiser-guile-scheme-local-dir + nil + "Location for scm files to communicate using REPL that are local to process. + +When using Tramp buffers, the guile modules are not local. They'll be stored in +this location for further cleanup") +(defun geiser-guile--remote-copy (source-path target-path) + "Copy source-path to target-path ensuring symlinks are resolved." + ;; when using `straight', guile scripts that need to be evaluated will be + ;; symlinks + ;; `copy-directory' will copy broken symlinks + ;; so we manually copy them to avoid broken symlinks in remote host + (cond + ((file-symlink-p source-path) + (geiser-guile--remote-copy-ensure-no-symlinks + (file-truename source-path) + target-path)) + ((file-directory-p source-path) + (unless (file-directory-p target-path) (make-directory target-path t)) + (let ((dest (file-name-as-directory target-path))) + (dolist (f (seq-difference (directory-files source-path) '("." ".."))) + (geiser-guile--remote-copy (expand-file-name f source-path) + (expand-file-name f dest))))) + (t + (cl-assert (file-regular-p source-path)) + (copy-file source-path target-path)))) + +(defun geiser-guile-ensure-scheme-dir () + "\(Maybe setup and \) return dir for Guile scheme geiser modules. + +If using a remote Tramp buffer, this function will copy the modules to a +temporary location in the remote server and the return it. +Else, will just return `geiser-guile-scheme-dir'." + (cond ((not (tramp-tramp-file-p default-directory)) geiser-guile-scheme-dir) + (geiser-guile-scheme-local-dir) ;; remote files are already there + (t + (let* ((temporary-file-directory (temporary-file-directory)) + (remote-temp-dir + (make-temp-file "emacs-geiser-guile" t))) + (message "Setting up Tramp Guile REPL...") + (let ((inhibit-message t)) ;; prevent "Copying … to … " from dired + (geiser-guile--remote-copy + geiser-guile-scheme-dir + (concat + (file-name-as-directory remote-temp-dir) + (file-name-nondirectory + (directory-file-name geiser-guile-scheme-dir))))) + ;; return the directory name as local to (remote) process + (setq geiser-guile-scheme-local-dir + (concat + (file-name-as-directory + (file-local-name + remote-temp-dir)) + (file-name-nondirectory geiser-guile-scheme-dir))))))) + (defvar geiser-guile--conn-address nil) (defun geiser-guile--get-connection-address (&optional new) @@ -156,16 +212,20 @@ Unused for now." "Return a list with all parameters needed to start Guile. This function uses `geiser-guile-init-file' if it exists." (let ((init-file (and (stringp geiser-guile-init-file) - (expand-file-name geiser-guile-init-file))) + (expand-file-name + (concat + (file-remote-p default-directory) + geiser-guile-init-file)))) (c-flags (when geiser-guile--conn-address `(,(format "--listen=%s" (geiser-guile--get-connection-address t))))) (q-flags (and (not geiser-guile-load-init-file-p) '("-q")))) `(,@(and (listp geiser-guile-binary) (cdr geiser-guile-binary)) - ,@q-flags "-L" ,geiser-guile-scheme-dir ,@c-flags + ,@q-flags "-L" ,(geiser-guile-ensure-scheme-dir) ,@c-flags ,@(apply 'append (mapcar (lambda (p) (list "-L" p)) geiser-guile-load-path)) - ,@(and init-file (file-readable-p init-file) (list "-l" init-file))))) + ,@(and init-file (file-readable-p init-file) + (list "-l" (file-local-name init-file)))))) (defconst geiser-guile--prompt-regexp "^[^@(\n]+@([^)]*)> ") (defconst geiser-guile--debugger-prompt-regexp @@ -401,7 +461,11 @@ This function uses `geiser-guile-init-file' if it exists." (defun geiser-guile--version (binary) "Find Guile's version running BINARY." - (car (process-lines binary "-c" "(display (version))"))) + ;; maybe one day we'll have `process-lines' with tramp support + (shell-command-to-string + (format "%s -c %s" + (geiser-guile--binary) + (shell-quote-argument "(display (version))")))) (defun geiser-guile-update-warning-level () "Update the warning level used by the REPL. @@ -422,7 +486,7 @@ it spawn a server thread." (defun geiser-guile--set-geiser-load-path () "Set up scheme load path for REPL." - (let* ((path geiser-guile-scheme-dir) + (let* ((path (geiser-guile-ensure-scheme-dir)) (witness "geiser/emacs.scm") (code `(begin (if (not (%search-load-path ,witness)) (set! %load-path (cons ,path %load-path))) |