makefile variable scope
However, you have a lot of options for making this work, from constructed variables to give scope, to using eval to generate functions., When a variable is evaluated its value at that time is used. Most make variables are recursively expanded and are thus deferred in their ...
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 makefile variable scope 相關參考資料
build - GNU make scope of variable - Stack Overflow
You can't push variable back to parent processes. You may be interested in reading Recursive Make Considered Harmful. Short-short version: recursion isn't ... https://stackoverflow.com Can I have local variables in included makefiles? - Stack Overflow
However, you have a lot of options for making this work, from constructed variables to give scope, to using eval to generate functions. https://stackoverflow.com Global Makefile with scoped variables - Stack Overflow
When a variable is evaluated its value at that time is used. Most make variables are recursively expanded and are thus deferred in their ... https://stackoverflow.com GNU make - How to Use Variables
A variable is a name defined in a makefile to represent a string of text, called the variable's value. These values are substituted by explicit request into targets, ... ftp://ftp.gnu.org GNU Make. Variables with a scope limited to a single Makefile ...
One strategy is the old-fashioned solution to variable name collisions when all you have is global variables: add a prefix to your variable names ... https://stackoverflow.com GNU make: Automatic Variables
It's very important that you recognize the limited scope in which automatic variable values are available: they only have values within the recipe. In particular, you ... https://www.gnu.org GNU make: Overriding
If you specify a value in this way, all ordinary assignments of the same variable in the makefile are ignored; we say they have been overridden by the command ... https://www.gnu.org GNU make: Using Variables
A variable is a name defined in a makefile to represent a string of text, called the variable's value. These values are substituted by explicit request into targets, ... https://www.gnu.org makefile - Define make variable at rule execution time - Stack ...
In your example, the TMP variable is set (and the temporary directory created) whenever the rules for out.tar are evaluated. In order to create ... https://stackoverflow.com scope - Reuse a Make Variable - Stack Overflow
Etan's answer regarding target-specific variables will solve your problem, you just need to realize that := (immediate / simple) target-specific ... https://stackoverflow.com |