feat(fortran): initial addition of ifort functions

modules/lang/fortran/autoload.el

@@ -6,22 +6,44 @@
 ;;;###autoload
 (defun +fortran/build ()
   "Compile a Fortran project or file.
-If the current file is detected to be within an fpm project,
-then building will occur with fpm. Otherwise it will default to gfortran."
+
+If the current file is detected to be within an fpm project, then
+building will occur with fpm. Otherwise it will default to ifort
+or gfortran, depending on what feature flags are set."
   (interactive)
-  (if (+fortran--fpm-toml)
-      (+fortran/fpm-build)
-    (+fortran/gfortran-compile)))
+  (cond ((+fortran--fpm-toml) (+fortran/fpm-build))
+        ((featurep! +intel) (+fortran/ifort-compile))
+        (t (+fortran/gfortran-compile))))
 
 ;;;###autoload
 (defun +fortran/run ()
   "Run a Fortran project or file.
-If the current file is detected to be within an fpm project,
-then building will occur with fpm. Otherwise it will default to gfortran."
+
+If the current file is detected to be within an fpm project, then
+building will occur with fpm. Otherwise it will default to ifort
+or gfortran, depending on what feature flags are set."
   (interactive)
-  (if (+fortran--fpm-toml)
-      (+fortran/fpm-run)
-    (+fortran/gfortran-run)))
+  (cond ((+fortran--fpm-toml) (+fortran/fpm-run))
+        ((featurep! +intel) (+fortran/ifort-run))
+        (t (+fortran/gfortran-run))))
+
+;; Intel Fortran
+;;;###autoload
+(defun +fortran/ifort-compile ()
+  "Compile the current buffer using ifort."
+  (interactive)
+  (compile (format "ifort %s"
+                   (buffer-file-name))))
+
+;;;###autoload
+(defun +fortran/ifort-run ()
+  "Run the current buffer using ifort."
+  (interactive)
+  (delete-file "./a.out")
+  (+fortran/ifort-compile)
+  (while (not (file-exists-p "./a.out"))
+    (sleep-for 1))
+  (compile "./a.out"))
 
 ;;
 ;;; GFortran

modules/lang/fortran/config.el

@@ -8,9 +8,11 @@
   :config
   ;; --- Compilation --- ;;
   ;; Used by `compile' (SPC c c)
+  (let ((cmd (cond ((featurep! +intel) "ifort ")
+                   (t "gfortran "))))
     (setq-hook! 'f90-mode-hook
-    compile-command "gfortran "
-    compilation-buffer-name-function #'+fortran-compilation-buffer-name-fn)
+      compile-command cmd
+      compilation-buffer-name-function #'+fortran-compilation-buffer-name-fn))
   (set-popup-rule! "^\\*fortran-compilation" :side 'right :size 0.5 :quit t)
 
   ;; --- LSP Configuration --- ;;

modules/lang/fortran/doctor.el

@@ -5,7 +5,12 @@
              (featurep! :tools lsp))
          "This module requires (:tools lsp)")
 
-(when (not (executable-find "gfortran"))
+(when (and (featurep! +intel)
+           (not (executable-find "ifort")))
+  (warn! "Couldn't find Intel ifort - compilation will not work."))
+
+(when (and (not (featurep! +intel))
+           (not (executable-find "gfortran")))
   (warn! "Couldn't find gfortran - compilation will not work."))
 
 (unless (executable-find "fpm")