Git status wrapper.

src/Makefile

@@ -356,7 +356,8 @@ SPECIFICATION-SOURCES=specification.scm period.import.scm
 specification.o: specification.import.scm
 specification.import.scm: $(SPECIFICATION-SOURCES)
 
-UTIL-GIT-SOURCES=util-git.scm util-io.import.scm
+UTIL-GIT-SOURCES=util-git.scm util-io.import.scm	\
+	util-dict-list.import.scm
 
 util-git.o: util-git.import.scm
 util-git.import.scm: $(UTIL-GIT-SOURCES)

src/util-git.scm

@@ -33,7 +33,8 @@
 
  (import scheme
 	 (chicken base)
-	 util-io)
+	 util-io
+	 util-dict-list)
 
  ;; Valid git operating modes
  (define git-modes
@@ -71,13 +72,26 @@
 	(lambda args
 	  (invoke-git repo args))))))
 
+ ;; Known status types
+ (define git-status-types
+   '((" M" 'modified)
+     ("??" 'untracked)))
+
  ;; Returns a dictionary of unknown, modified, deleted and added files
  (define (git-status repo)
    (let loop ((lines ((git repo) 'status '--porcelain))
 	      (res (make-ldict)))
      (if (null? lines)
 	 res
+	 (let* ((line (car lines))
+		(st (substring line 0 2))
+		(fname (substring line 4))
+		(status (or (assoc st git-status-types)
+			    'unknown)))
 	   (loop (cdr lines)
-	       res))))
+		 (ldict-set res
+			    status
+			    (cons fname
+				  (ldict-ref res status '()))))))))
 
  )