fixed write into the log-file

include/dap_file_utils.h

@@ -56,10 +56,18 @@
  */
 bool dap_valid_ascii_symbols(const char *a_dir_path);
 
+/**
+ * Check the file for exists
+ *
+ * @a_file_path filename pathname
+ * @return true, if file exists
+ */
+bool dap_file_test(const char * a_file_path)
+
 /**
  * Check the directory for exists
  *
- * @dir_path directory pathname
+ * @a_dir_path directory pathname
  * @return true, if the file is a directory
  */
 bool dap_dir_test(const char * a_dir_path);

src/dap_common.c

@@ -142,6 +142,7 @@ uint32_t ansi_seq_color_len[ 16 ];
 static char s_last_error[LAST_ERROR_MAX] = {0};
 static enum dap_log_level dap_log_level = L_DEBUG;
 static FILE *s_log_file = NULL;
+static char *s_log_file_path = NULL;
 static char log_tag_fmt_str[10];
 
 #ifdef DAP_LOG_HISTORY
@@ -307,6 +308,9 @@ int dap_common_init( const char *console_title, const char *a_log_file )
         dap_fprintf( stderr, "Can't open log file %s to append\n", a_log_file );
         return -1;
     }
+    if(s_log_file_path)
+        DAP_DELETE(s_log_file_path);
+    s_log_file_path = dap_strdup(a_log_file);
 
     log_page = 0;
     log_outindex = 0;
@@ -336,6 +340,11 @@ void dap_common_deinit( )
     if ( s_log_file )
         fclose( s_log_file );
 
+    if(s_log_file_path){
+        DAP_DELETE(s_log_file_path);
+        s_log_file_path = NULL;
+    }
+
     if ( temp_buffer ) 
         DAP_FREE( temp_buffer );
 
@@ -581,8 +590,16 @@ static void  *log_thread_proc( void *arg )
                 fwrite( logstr->str, logstr->len, 1, stdout );
             #endif
             #endif
-            if ( s_log_file )
-                fwrite( logstr->str, logstr->len, 1, s_log_file );
+            if(s_log_file) {
+                if(!dap_file_test(s_log_file_path)) {
+                    fclose(s_log_file);
+                    s_log_file = fopen(s_log_file_path, "a");
+                }
+                if(s_log_file) {
+                    fwrite(logstr->str, logstr->len, 1, s_log_file);
+                    fflush(s_log_file);
+                }
+            }
 
 //            fwrite( "1234567890", 5, 1, stdout );
 

src/dap_file_utils.c

@@ -59,6 +59,30 @@ bool dap_valid_ascii_symbols(const char *a_string)
     return true;
 }
 
+/**
+ * Check the file for exists
+ *
+ * @a_file_path filename pathname
+ * @return true, if file exists
+ */
+bool dap_file_test(const char * a_file_path)
+{
+    if(!a_file_path)
+        return false;
+#ifdef _WIN32
+    int attr = GetFileAttributesA(a_dir_path);
+    if(attr != -1 && (attr & FILE_ATTRIBUTE_NORMAL))
+        return true;
+#else
+    struct stat st;
+    if (!stat(a_file_path, &st)) {
+        if (S_ISREG(st.st_mode))
+        return true;
+    }
+#endif
+    return false;
+}
+
 /**
  * Check the directory for exists
  *
@@ -75,9 +99,9 @@ bool dap_dir_test(const char * a_dir_path)
         return true;
 #else
     struct stat st;
-    if (!stat(a_dir_path, &st)) {
-        if (S_ISDIR(st.st_mode))
-        return true;
+    if(!stat(a_dir_path, &st)) {
+        if(S_ISDIR(st.st_mode))
+            return true;
     }
 #endif
     return false;