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3 The legacy “Proc” backend

The backend flymake-proc-legacy-flymake was originally designed to be extended for supporting new syntax check tools and error message patterns. It is also controlled by its own set of customization variables.

• Customization variables for the Proc backend
• Adding support for a new syntax check tool
• Implementation overview
• Making a temporary copy
• Locating a master file
• Getting the include directories
• Locating the buildfile
• Starting the syntax check process
• Parsing the output
• Interaction with other modes