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authorGravatar Thomas Petazzoni <thomas.petazzoni@free-electrons.com>2015-01-01 22:35:20 +0100
committerGravatar Thomas Petazzoni <thomas.petazzoni@free-electrons.com>2015-01-01 22:35:20 +0100
commit9cfe8ffe2fd565110b193d870060c6a783f81854 (patch)
tree1a5d83a5b930419adbdf84534f02c458ce66e066 /package/bluez5_utils
parenta963685245d4ad25b40520b251024720c3b18e11 (diff)
downloadbuildroot-9cfe8ffe2fd565110b193d870060c6a783f81854.tar.gz
buildroot-9cfe8ffe2fd565110b193d870060c6a783f81854.tar.bz2
bluez5_utils: improved version of the mcaptest patch
As suggested by bluez5_utils upstream developers, use an improved version of the mcaptest patch that only conditionally links on librt instead of unconditionally linking against it (glibc after 2.17 have clock_getres() in libc and not in librt). Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Diffstat (limited to 'package/bluez5_utils')
-rw-r--r--package/bluez5_utils/0001-Link-mcaptest-with-lrt-when-needed.patch (renamed from package/bluez5_utils/0001-Link-mcaptest-with-lrt.patch)33
1 files changed, 25 insertions, 8 deletions
diff --git a/package/bluez5_utils/0001-Link-mcaptest-with-lrt.patch b/package/bluez5_utils/0001-Link-mcaptest-with-lrt-when-needed.patch
index 9933a08f30..a36e285062 100644
--- a/package/bluez5_utils/0001-Link-mcaptest-with-lrt.patch
+++ b/package/bluez5_utils/0001-Link-mcaptest-with-lrt-when-needed.patch
@@ -1,12 +1,12 @@
-From 2d965dce71df18221e625efbfe380b54e6441d64 Mon Sep 17 00:00:00 2001
+From 54b8977c2f854d04f9c6383e2cac76ea4cde3eaa Mon Sep 17 00:00:00 2001
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Mon, 29 Dec 2014 12:23:41 +0100
-Subject: [PATCH] Link mcaptest with -lrt
+Subject: [PATCH] Link mcaptest with -lrt when needed
The mcaptest tool uses the profiles/health/mcap.c source file, which
-calls clock_getres(). This function is defined in librt, so mcaptest
-should be linked against librt, otherwise one gets link failures such
-as:
+calls clock_getres(). This function is defined in librt in some C
+libraries, so mcaptest should be linked against librt when needed,
+otherwise one gets link failures such as:
ld: profiles/health/mcap.o: undefined reference to symbol 'clock_getres@@GLIBC_2.2.5'
ld: note: 'clock_getres@@GLIBC_2.2.5' is defined in DSO [...]/sysroot/lib64/librt.so.1 so try adding it to the linker command line
@@ -17,10 +17,11 @@ Makefile:4184: recipe for target 'tools/mcaptest' failed
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
Makefile.tools | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
+ configure.ac | 5 +++++
+ 2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/Makefile.tools b/Makefile.tools
-index bc827fe..178b773 100644
+index bc827fe..fef3db5 100644
--- a/Makefile.tools
+++ b/Makefile.tools
@@ -195,7 +195,7 @@ tools_mcaptest_SOURCES = tools/mcaptest.c \
@@ -28,10 +29,26 @@ index bc827fe..178b773 100644
src/log.c src/log.h \
profiles/health/mcap.h profiles/health/mcap.c
-tools_mcaptest_LDADD = lib/libbluetooth-internal.la @GLIB_LIBS@
-+tools_mcaptest_LDADD = lib/libbluetooth-internal.la @GLIB_LIBS@ -lrt
++tools_mcaptest_LDADD = lib/libbluetooth-internal.la @GLIB_LIBS@ @RT_LIBS@
dist_man_MANS += tools/hciattach.1 tools/hciconfig.1 \
tools/hcitool.1 tools/hcidump.1 \
+diff --git a/configure.ac b/configure.ac
+index 4739c10..b0afba6 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -54,6 +54,11 @@ AC_CHECK_LIB(pthread, pthread_create, dummy=yes,
+ AC_CHECK_LIB(dl, dlopen, dummy=yes,
+ AC_MSG_ERROR(dynamic linking loader is required))
+
++AC_SEARCH_LIBS([clock_getres], [rt],
++ [test "$ac_cv_search_clock_getres" = "none required" ||
++ RT_LIBS=$ac_cv_search_clock_getres])
++AC_SUBST([RT_LIBS])
++
+ PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.28, dummy=yes,
+ AC_MSG_ERROR(GLib >= 2.28 is required))
+ AC_SUBST(GLIB_CFLAGS)
--
2.1.0