X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=f9958b329a14f2e7eecb6cc50813a776e6f559fb;hb=33687d6ed7b923662566e6a6f2761792bb087fb4;hp=5593bc4db070f0be02a63b6c2483624401709cbf;hpb=1a41642e2cd8ecfa703c45264c522866b4c99f01;p=libsigrokdecode.git

diff --git a/configure.ac b/configure.ac
index 5593bc4..f9958b3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,9 +40,16 @@ AC_PROG_CC
 AC_PROG_INSTALL
 AC_PROG_LN_S
 
+AC_C_CONST
+
 # Required for per-target flags or subdir-objects with C sources.
 AM_PROG_CC_C_O
 
+# Support building Windows DLLs.
+AC_LIBTOOL_WIN32_DLL
+AM_PROG_CC_STDC
+AM_PROG_LIBTOOL
+
 # Set the standard the C library headers should conform to.
 AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */
 #ifndef _POSIX_C_SOURCE
@@ -89,15 +96,18 @@ SRD_PKGLIBS_TESTS=
 SR_PKG_CHECK_SUMMARY([srd_pkglibs_summary])
 
 # Python 3 is always needed.
+# Starting with Python 3.8 we need to check for "python-3.8-embed"
+# first, since usually only that variant will add "-lpython3.8".
+# https://docs.python.org/3/whatsnew/3.8.html#debug-build-uses-the-same-abi-as-release-build
 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])
+	[python-3.8-embed], [python-3.8 >= 3.8], [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], [python3 >= 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], [python3.8 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.])])
 
@@ -119,7 +129,7 @@ SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl
 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=
@@ -129,6 +139,17 @@ AC_SYS_LARGEFILE
 
 AC_C_BIGENDIAN
 
+#########################
+##  Optional features. ##
+#########################
+
+# Enable IRMP support by default. Accept user overrides.
+AC_ARG_ENABLE([irmp],
+	[AS_HELP_STRING([--enable-irmp], [enable IRMP shared object [default=yes]])],
+	[], [enable_irmp_so=yes])
+AM_CONDITIONAL([WITH_IRMP], [test "x$enable_irmp_so" = "xyes"])
+test -n "$enable_irmp_so" || enable_irmp_so=no
+
 ##############################
 ##  Finalize configuration  ##
 ##############################
@@ -172,4 +193,6 @@ Detected libraries (required):
 $srd_pkglibs_summary
 Detected libraries (optional):
 $srd_pkglibs_opt_summary
+Optional features:
+  - IRMP support library .......... $enable_irmp_so
 _EOF