I want to pass several defines to the compiler during compilation. For example: #define ENABLE_SSL 1 I know from C/CPP that these defines are normally set in the Makefile like this: CPPFLAGS = -DENABLE_SSL These defines are then passed to every source file during compilation. (Even source file…

You can also do it via the --pref option of the Arduino IDE's command line: arduino/Arduino/blob/master/build/shared/manpage.adoc // Generate a manpage with: a2x -f manpage manpage.adoc // or HTML with: a2x -f xhtml manpage.adoc // // This file uses {empty}:: in some places, to allow…

Arduino IDE: Where can I pass defines to the compiler?

Development Tools IDE 1.x

Juraj November 1, 2020, 11:18am 2

https://forum.arduino.cc/index.php?topic=710128.msg4771134#msg4771134

Topic		Replies	Views
Any news on adding 'include' directories support? IDE 2.x	3	120	July 11, 2026
How to add Sketch compile option -D or /D Arduino Command Line Tools	8	2384	February 19, 2023
Arduino IDE 2.3.4 on Windows 11 setting compile options IDE 2.x	6	838	February 17, 2025
Can't set compile flags per file or per project? IDE 2.x	3	1675	October 21, 2022
IDE to Command Line Build, support -D Suggestions for the Arduino Project	3	4661	November 13, 2020

Arduino IDE: Where can I pass defines to the compiler?

Related topics