From: Gerhard Sittig <redacted>
Date: Sun, 26 Dec 2021 06:51:14 +0000 (+0100)
Subject: configure: check version dependent sigrokdecode features
X-Git-Url: http://sigrok.org/gitweb/?p=sigrok-cli.git;a=commitdiff_plain;h=4db16cc5bcc9fddf1c478da91541d5b61703aee0

configure: check version dependent sigrokdecode features

Check for the presence of the srd_session_send_eof() API routine which
depends on the libsigrokdecode library version.
---

diff --git a/configure.ac b/configure.ac
index ef0ea0b..f7e689b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -91,6 +91,15 @@ AC_SYS_LARGEFILE
 PKG_CHECK_MODULES([SIGROK_CLI],
 	[glib-2.0 >= 2.32.0 libsigrok >= 0.5.0 $SC_PKGLIBS])
 
+# Check for version dependent availability of functions.
+srd_save_cflags=$CFLAGS
+srd_save_libs=$LIBS
+CFLAGS="$SIGROK_CLI_CFLAGS $CFLAGS"
+LIBS="$SIGROK_CLI_LIBS $LIBS"
+AC_CHECK_FUNCS([srd_session_send_eof])
+CFLAGS=$srd_save_cflags
+LIBS=$srd_save_libs
+
 sc_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
 sc_libsigrok_version=`$PKG_CONFIG --modversion libsigrok 2>&AS_MESSAGE_LOG_FD`