Current directory is assumed when no directory is given on the commandline (more du-like), and give a proper error if a given dir exceeds PATH_MAX

git-svn-id: svn://blicky.net/ncdu/trunk@43 ce56bc8d-f834-0410-b703-f827bd498a76

ChangeLog

@@ -1,6 +1,7 @@
 svn - ?
 	- Fixed incorrect apparent size on directory refresh
 	- Browsing keys now work while file info window is displayed
+	- Current directory is assumed when no directory is specified
 
 1.4 - 2008-09-10
 	- Removed the startup window

src/main.c

@@ -43,7 +43,6 @@ void parseCli(int argc, char **argv) {
   sflags = 0;
   sdelay = 100;
   bflags = BF_SIZE | BF_DESC;
-  sdir[0] = '\0';
 
  /* read from commandline */
   for(i=1; i<argc; i++) {
@@ -88,14 +87,12 @@ void parseCli(int argc, char **argv) {
     } else {
       sdir[PATH_MAX - 1] = 0;
       strncpy(sdir, argv[i], PATH_MAX);
-      if(sdir[PATH_MAX - 1] != 0)
-        sdir[0] = 0;
+      if(sdir[PATH_MAX - 1] != 0) {
+        printf("Error: path length exceeds PATH_MAX\n");
+        exit(1);
+      }
     }
   }
-  if(!sdir[0]) {
-    printf("Please specify a directory.\nSee '%s -h' for more information.\n", argv[0]);
-    exit(1);
-  }
 }