# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1349167765 -7200
# Node ID 1a2d7298bc8236f30f4ca6cfec9816b163e1287d
# Parent  51d6e45a759298f287df96eaa25a9aca2cd9fc63
added multi-directory support

fixed parser bug in directory parser locking argument number 1024

fixed freed memory access on settings structure

diff -r 51d6e45a7592 -r 1a2d7298bc82 cline.c
--- a/cline.c	Tue Aug 28 16:44:32 2012 +0200
+++ b/cline.c	Tue Oct 02 10:49:25 2012 +0200
@@ -15,10 +15,10 @@
 void printHelpText() {
   const char* helpText = 
     "\nUsage:"
-    "\n      cline [Options] [Directory]"
-    "\n      cline [Options] [Directory]"
+    "\n      cline [Options] [Directories...]"
+    "\n      cline [Options] [Directories...]"
     "\n\nCounts the line terminator characters (\\n) within all"
-    " files in the specified\ndirectory."
+    " files in the specified\ndirectories."
     "\n\nOptions:"
     "\n  -b <level>          - binary file heuristics level (default medium)"
     "\n                        One of: ignore low medium high"
@@ -77,7 +77,11 @@
   }
 
   /* Get arguments */
-  char* directory = "./";
+  string_list_t *directories = new_string_list_t();
+  if (directories == NULL) {
+    fprintf(stderr, "Memory allocation failed.\n");
+    return 1;
+  }
   char* includeSuffix = NULL;
   char* excludeSuffix = NULL;
   int checked = 0;
@@ -186,10 +190,9 @@
         add_string(settings->regex->pattern_list, "\\*/\\s*");
       }
       /* Path */
-      else if (registerArgument(&checked, 1024)) {
-        return exit_with_help(settings, 1);
+      else {
+        add_string(directories, argv[t]);
       }
-      directory = argv[t];
     }
   }
 
@@ -202,10 +205,22 @@
   parseCSL(includeSuffix, settings->includeSuffixes);
   parseCSL(excludeSuffix, settings->excludeSuffixes);
 
-  /* Scan directory */
+  /* Scan directories */
   if (regex_compile_all(settings->regex)) {
-    int lines = scanDirectory((scanner_t){directory, 0}, settings);
-    destroy_settings_t(settings);
+    int lines = 0;
+    if (directories->count == 0) {
+        add_string(directories, ".");
+    }
+    for (int t = 0 ; t < directories->count ; t++) {
+      if (t > 0) {
+          for (int u = 0 ; u < 79 ; u++) {
+              printf("-");
+          }
+          printf("\n");
+      }
+      lines += scanDirectory((scanner_t){directories->items[t], 0}, settings);
+    }
+    destroy_string_list_t(directories);
 
     /* Print double line and line count */
     for (int t = 0 ; t < 79 ; t++) {
@@ -223,6 +238,7 @@
       reopen_stdout();
       printf("%d", lines);
     }
+    destroy_settings_t(settings);
   }
 
   fflush(stdout);