Bugfix/c89 compile fixes (#327)

* Fix code to be able to compile with older C89 ANSI compilers * Convert C++ comments to C89 comments. * default to std=gnu89 * Fix to enable CMake 3.1 to build on Centos7 Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
2022-08-23 13:37:32 -05:00
parent 065d0334ee
commit 95b487ea6f
16 changed files with 85 additions and 56 deletions
@@ -96,9 +96,9 @@ BACNET_SRC_DIR =  $(realpath ../src)
 # Compiler flag to set the C Standard level.
 # c89   - "ANSI" C
 # gnu89 - c89 plus GCC extensions
-# c99   - ISO C99 standard (not yet fully implemented)
+# c99   - ISO C99 standard
 # gnu99 - c99 plus GCC extensions
-CSTANDARD = -std=gnu99
+CSTANDARD = -std=gnu89

 #build for release (default) or debug
 OPTIMIZATION ?= -Os