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Add better example to readme for env vars

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Joey Yakimowich-Payne 2018-07-09 09:21:14 +09:00
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README.md
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@ -30,13 +30,16 @@ __Capabilities & Limitations__
Nimgen supports compiling in C/C++ sources and static libraries as well as loading in dynamic libraries.
Environment variables are supported via Nim's string interpolation `%` symbol imported from the `strutils` module. Simply use double quotes to enclose any value and put `${}` around the environment variable name. In addition, the `output` var from the n.global section is available as ${output}. For example:
Environment variables are supported via Nim's string interpolation `%` symbol imported from the `strutils` module. Simply use double quotes to enclose any value and put `$` or `${}` around the environment variable name. In addition, the `output` var from the n.global section is available as ${output}. For example:
[n.global]
c_compiler="$CC"
cpp_compiler="${CPP}-arm"
output="src/path"
[n.include]
"${output}/library/include"
"${MY_INCLUDE_PATH}/include"
To see examples of nimgen in action check out the following wrappers:-
* Link with a dynamic library