X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=854e87f6c867aa121238f48ff7e97036884c16f1;hb=6d333fd65c41f7bf6470d0b6ada88efee4777f59;hp=7dab1fe7aa5d7a2fe8c2402d442bfe705c887f26;hpb=2b7e4c8b89d60394c186e73f55411d565d13abf6;p=libsigrokdecode.git

diff --git a/configure.ac b/configure.ac
index 7dab1fe..854e87f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,10 +42,11 @@ AH_TOP([#ifndef SRD_CONFIG_H
 #define SRD_CONFIG_H    /* To stop multiple inclusions. */])
 AH_BOTTOM([#endif /* SRD_CONFIG_H */])
 
-CFLAGS="-g -Wall -Wextra"
+# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden
+# and enforce use of SRD_API to explicitly mark all public API functions.
+CFLAGS="$CFLAGS -Wall -Wextra -fvisibility=hidden"
 
 # Checks for programs.
-AC_PROG_CXX
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
@@ -78,7 +79,7 @@ AC_SUBST(SRD_LIB_LDFLAGS)
 # libglib-2.0 is always needed.
 # Note: glib-2.0 is part of the libsigrokdecode API
 # (hard pkg-config requirement).
-AM_PATH_GLIB_2_0([2.28.0],
+AM_PATH_GLIB_2_0([2.24.0],
         [CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])
 
 # Python support. We require at least Python >= 3.0.
@@ -100,7 +101,8 @@ case "$build" in
 	# On Darwin, Macports has python3.x-config, fink has python3-config.
 	# Mac OS X (Snow Leopard) ships with 'python-config' per default, but
 	# that's Python 2.x, so not useful for us.
-	# Everything else is untested, we just hope 'PYTHON3_CONFIG' works.
+	# Everything else is untested, we just hope some $PYTHON3_CONFIG
+	# (i.e., any of the tools we check for above) is available.
 	if test -n "$PYTHON3_CONFIG"; then
 		CPPFLAGS_PYTHON="$($PYTHON3_CONFIG --includes)"
 		LDFLAGS_PYTHON="$($PYTHON3_CONFIG --ldflags)"
@@ -150,6 +152,7 @@ AC_CONFIG_FILES([Makefile
 		 libsigrokdecode.pc
 		 decoders/Makefile
 		 decoders/avr_isp/Makefile
+		 decoders/can/Makefile
 		 decoders/dcf77/Makefile
 		 decoders/edid/Makefile
 		 decoders/i2c/Makefile