# Python 3 is always needed.
SR_PKG_CHECK([python3], [SRD_PKGLIBS],
- [python3 >= 3.2], [python-3.6 >= 3.6], [python-3.5 >= 3.5], [python-3.4 >= 3.4], [python-3.3 >= 3.3], [python-3.2 >= 3.2])
+ [python3 >= 3.2], [python-3.7 >= 3.7], [python-3.6 >= 3.6], [python-3.5 >= 3.5], [python-3.4 >= 3.4], [python-3.3 >= 3.3], [python-3.2 >= 3.2])
AS_IF([test "x$sr_have_python3" = xno],
[AC_MSG_ERROR([Cannot find Python 3 development headers.])])
# We also need to find the name of the python3 executable (for 'make install').
# Some OSes call this python3, some call it python3.2, etc. etc.
AC_ARG_VAR([PYTHON3], [Python 3 interpreter])
-AC_CHECK_PROGS([PYTHON3], [python3.6 python3.5 python3.4 python3.3 python3.2 python3])
+AC_CHECK_PROGS([PYTHON3], [python3.7 python3.6 python3.5 python3.4 python3.3 python3.2 python3])
AS_IF([test "x$PYTHON3" = x],
[AC_MSG_ERROR([Cannot find Python 3 interpreter.])])
SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden])
# Select suitable compiler warning flags.
-SR_ARG_ENABLE_WARNINGS([SRD_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes])
+SR_ARG_ENABLE_WARNINGS([SRD_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes -Wshadow -Wformat=2 -Wno-format-nonliteral -Wfloat-equal])
# Link against libm, this is required (among other things) by Python.
SRD_EXTRA_LIBS=