Welcome
Managing change and releases
Learn how to manage change and release in the product.
Guide to building software on Linux and UNIX
clearmake makefiles and BOS files
The DevOps Code ClearCase® build program, clearmake can process makefiles.
BOS file entries
You can put some entries in BOS files.

Overview
Learn general information about the product.
Installing
Learn how to install the product.
Upgrading and migrating
Learn how to upgrade and migrate data for the product.
Administering
Learn how to administer the product.
Developing
Learn how to develop software with DevOps Code ClearCase® and ClearCase Remote Client.
Managing change and releases
Learn how to manage change and release in the product.
- Managing software projects
- Workflow for creating projects
- Workflow for making baselines
- Workflow for recommending baselines
- Guide to building software on Linux and UNIX
  - DevOps Code ClearCase® build concepts
    DevOps Code ClearCase® supports makefile based building of software systems and provides a software build environment closely resembling that of the make program.
  - Derived objects and configuration records
    Learn about derived objects and configuration records.
  - Pointers on using DevOps Code ClearCase® build tools
    Learn how to use ClearCase® build tools.
  - Working with DOs and configuration records
    You can perform operations on derived objects and configuration records.
  - clearmake makefiles and BOS files
    The DevOps Code ClearCase® build program, clearmake can process makefiles.
    - Makefile overview
      A makefile contains a sequence of entries, each of which specifies a build target, some dependencies, and the build scripts of commands to be executed.
    - Build options specification files
      A build options specification (BOS) file is a text file containing macro definitions and/or DevOps Code ClearCase® special targets.
    - Format of makefiles
      Understand the special considerations for using makefiles with clearmake.
    - Sharing makefiles between UNIX or Linux and Windows
      You can share makefiles between UNIX, Linux, and Windows.
    - BOS file entries
      You can put some entries in BOS files.
      - Standard macro definitions
        You can put some entries in BOS files.
      - Target-dependent macro definitions
        Learn about target-dependent macro definitions.
      - Shell command macro definitions
        Learn about shell command macro definitions.
      - Special targets
        You can use some DevOps Code ClearCase® special targets in a build options spec.
      - Include directives
        Learn how to use directives.
      - Comments
        Learn how to find comment lines in a BOS file.
    - Conflict resolution
      Learn how to resolve conflicts that can occur in specifications of make macros and environment variables.
    - SHELL environment variable
      Learn about the SHELL environment variable.
    - CCASE_BRANCH0_REUSE environment variable
      Understand the use of the CCASE_BRANCH0_REUSE environment variable.
  - Using clearmake compatibility modes
    clearmake is designed for compatibility with existing make programs, which minimizes the changes you need to make to your makefiles.
  - Using DevOps Code ClearCase® to build C++ programs
    Use clearmake effectively with C++ programs built with various compilers.
  - Using DevOps Code ClearCase® build tools with Java
    The build behavior of Java tools causes various problems for clearmake. Understand the problems and some possible solutions to resolve them.
  - Setting up a parallel build
    Learn the process to set up and run builds that use several hosts in the local area network.
  - Building software for multiple platforms
    Learn how to address the challenge of using a single source tree to develop an application for a variety of hardware and software platforms.
  - Setting up a build on a non-ClearCase® host
    There is a technique to create configuration records for a build that involves DevOps Code ClearCase® data, but is performed on a non-ClearCase host.
- Guide to building software on Windows
Integrating
Learn how to integrate DevOps Code ClearCase® with other products.
Tutorials
Complete tutorials with specific learning objectives for the product.
Extending product function
Learn how to extend the product.
Reference
Review reference information for the product.
Glossary

BOS file entries

You can put some entries in BOS files.

The following sections describe the entries you can put in BOS files.