Experimental Physics and
Industrial Control System

Michael Abbott <[email protected]> · Thu, 5 Feb 2009 07:24:09 +0000 (GMT)

On Wed, 4 Feb 2009, Rod Nussbaumer wrote:
> I have some C code written elsewhere that I want to compile with the EPICS
> build system. The code has quite a bit of C++-style commenting in it, and gcc
> bails with complaints about such commnts, as the standard gcc commandline in
> EPICS includes the '-ansi' option. Is there any way to remove the -ansi option
> for this project only? 

I have the following lines in my project makefile -- I have exactly this 
problem, and I like to use GNU C99 features:

# The lines below defeat the -ansi flag: we want to use some gcc specific
# features (typeof, in particular).
CONFORM_CFLAGS_STRICT =
CONFORM_CXXFLAGS_STRICT =

USR_CFLAGS += -std=gnu99

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System