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==Rules for source trees==
==Rules for source trees==
Rule: <b><tt>make clean</tt> in a pristine source tree ought be idempotent</b>
Rule: <b><tt>make clean</tt> in a pristine source tree ought be idempotent</b>
* Never remove controlled files as part of a <tt>make clean</tt>
===Generated files===
===Generated files===
Rule: <b><tt>make all</tt> in a pristine source tree oughtn't change files in source control</b>
Rule: <b><tt>make all</tt> in a pristine source tree oughtn't change files in source control</b>
* Don't keep generated files in source control
* Don't keep generated files in source control
** Use source control systems' "ignore" capabilities
** Use source control systems' "ignore" capabilities
** It ought be possible to write a <tt>make clean</tt> which operates entirely based off "ignore" properties

Revision as of 10:15, 17 May 2010

Rules for source trees

Rule: make clean in a pristine source tree ought be idempotent

  • Never remove controlled files as part of a make clean

Generated files

Rule: make all in a pristine source tree oughtn't change files in source control

  • Don't keep generated files in source control
    • Use source control systems' "ignore" capabilities
    • It ought be possible to write a make clean which operates entirely based off "ignore" properties