[HDFS-3920] libwebdhfs code cleanup: string processing and using strerror consistently to handle all errors

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.3-alpha
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Jing Zhao
• Created: 11/Sep/12 21:05
• Updated: 03/Sep/14 23:09
• Resolved: 29/Oct/12 05:15

Description

1. Clean up code for string processing;
2. Using strerror consistently for error handling;
3. Use sprintf to replace decToOctal
4. other issues requiring fixing.