Merge pull request #991 from chandsie/patch-1

Correct description of ":=" and "=" operators
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Rico Sta. Cruz 2019-01-20 14:49:25 +08:00 committed by GitHub
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@ -8,11 +8,13 @@ category: CLI
## Var assignment ## Var assignment
```makefile ```makefile
uglify = $(uglify) # assignment uglify = $(uglify) # lazy assignment
compressor := $(uglify) # lazy assignment compressor := $(uglify) # immediate assignment
prefix ?= /usr/local # safe assignment prefix ?= /usr/local # safe assignment
``` ```
`=` expressions are only evaluated when they're being used.
## Magic variables ## Magic variables
```makefile ```makefile