7.2 DejaGnu测试中使用的指令

• Directives: Syntax and descriptions of test directives.
• Selectors: Selecting targets to which a test applies.
• Effective-Target Keywords: Keywords describing target attributes.
• Add Options: Features for dg-add-options
• Require Support: Variants of dg-require-support
• Final Actions: Commands for use in dg-final