From 2d5dd8d9e12daccaa303601725d742612ec3a8eb Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Sat, 14 Dec 2019 12:15:36 +0000
Subject: DTrace build fix on Mac

The header generated comes with $ IDs thus breaking the build.
The probes are set with const address arguments already
which just add the qualifier again.
---
 configure.ac | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 2959a86..34a457b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,6 +9,16 @@ AM_CONFIG_HEADER([config.h])
 
 AC_PROG_CC
 
+is_darwin=no
+
+case "${host_os}" in
+   darwin*)
+   is_darwin=yes
+   ;;
+esac
+
+AM_CONDITIONAL([DARWIN], [test "$is_darwin" = "yes"])
+
 dnl **********************************************************************
 dnl DETECT_ICC ([ACTION-IF-YES], [ACTION-IF-NO])
 dnl
@@ -193,6 +203,10 @@ if test "x$enable_dtrace" = "xyes"; then
     then
         dtrace_instrument_obj=yes
         rm conftest.h
+        # on Mac probe id are generated with $
+        if test "$is_darwin" = "yes"; then
+          CFLAGS="$CFLAGS -Wno-dollar-in-identifier-extension"
+        fi
     fi
 
     if test "`which tr`" = "/usr/ucb/tr"; then
-- 
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