# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1306493373 -7200
# Node ID c3acfb3b4957c703c1c54907743df502e5f8f0f7
# Parent  510d6b198dde45786dfbe3894594622a46170400
Fixed missing return statement in new_settings_t.
Added support for c++ compilers.
Added destroy_settings_t function

diff -r 510d6b198dde -r c3acfb3b4957 cline.c
--- a/cline.c	Thu May 26 14:39:52 2011 +0200
+++ b/cline.c	Fri May 27 12:49:33 2011 +0200
@@ -12,6 +12,15 @@
   settings->recursive          = false;
   settings->includeSuffixes    = false;
   settings->matchesOnly        = false;
+  
+  return settings;
+}
+
+void destroy_settings_t(settings_t* settings) {
+  if (settings->suffixv != NULL) {
+    free(settings->suffixv);
+  }
+  free(settings);
 }
 
 void printHelpText(const char* prgName) {
@@ -177,13 +186,13 @@
   DIR *dir = opendir(directory);
   if (dir == NULL) {
     perror("Operation failed");
-    free(settings->suffixv);
-    free(settings);
+    destroy_settings_t(settings);
     return 1;
   }
   
   // Scan directory
   int lines = scanDirectory(dir, 0, directory, settings);
+  closedir(dir);
 
   // Print double line and line count
   #ifdef _WIN32
@@ -201,8 +210,6 @@
     printf("\n%74d lines\n", lines);
   #endif /* _WIN32 */
 
-  closedir(dir);
-  free(settings->suffixv);
-  free(settings);
+  destroy_settings_t(settings);
   return 0;
 }
diff -r 510d6b198dde -r c3acfb3b4957 cline.h
--- a/cline.h	Thu May 26 14:39:52 2011 +0200
+++ b/cline.h	Fri May 27 12:49:33 2011 +0200
@@ -16,8 +16,15 @@
   bool matchesOnly;
 } settings_t;
 
+#ifdef _cplusplus
+extern "C" {
+#endif
 settings_t* new_settings_t();
+void destroy_settings_t(settings_t*);
 
-void printHelpText(const char* prgName);
+void printHelpText(const char*);
+#ifdef _cplusplus
+}
+#endif
 
 #endif /* _CLINE_H */
diff -r 510d6b198dde -r c3acfb3b4957 functions.h
--- a/functions.h	Thu May 26 14:39:52 2011 +0200
+++ b/functions.h	Fri May 27 12:49:33 2011 +0200
@@ -1,9 +1,17 @@
 #ifndef _CLINE_FUNCTIONS_H
 #define _CLINE_FUNCTIONS_H
 
+#ifdef _cplusplus
+extern "C" {
+#endif
+
 int checkArgument(const char*, const char*);
 bool testSuffix(char* filename, settings_t* settings);
 int scanDirectory(DIR *dir, const int spaces,
                   char* currdir, settings_t* settings);
 
-#endif /* V2_H */
+#ifdef _cplusplus
+}
+#endif 
+                  
+#endif /* _CLINE_FUNCTIONS_H */