[PATCH] btrfs-tools Makefile: remove duplicated '-o $@' option from CC cmdline for libbtrfsutil/ subfolder

[Ivan Efimov <i.efimov@inango-systems.com>]

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Command line for target "libbtrfsutil/%.o" contained 
double usage of '-o $@' option and causes compilation error: 

cc1: error: too many filenames given 

Signed-off-by: Ivan Efimov <i.efimov@inango-systems.com> 
--- 
...01-Makefile-fix-double-o-compiler-option-using.patch | 17 +++++++++++++++++ 
meta/recipes-devtools/btrfs-tools/btrfs-tools_4.20.1.bb | 1 + 
2 files changed, 18 insertions(+) 
create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/0001-Makefile-fix-double-o-compiler-option-using.patch 

diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/0001-Makefile-fix-double-o-compiler-option-using.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/0001-Makefile-fix-dou$ 
le-o-compiler-option-using.patch 
new file mode 100644 
index 0000000000..335067bc1f 
--- /dev/null 
+++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/0001-Makefile-fix-double-o-compiler-option-using.patch 
@@ -0,0 +1,17 @@ 
+Command line for target "libbtrfsutil/%.o" contained double usage 
+ of '-o $@' option and caused error: 
+ cc1: error: too many filenames given 
+ 
+Index: git/Makefile 
+=================================================================== 
+--- git.orig/Makefile 
++++ git/Makefile 
+@@ -414,7 +414,7 @@ libbtrfs.so.0 libbtrfs.so: libbtrfs.so.0 
+ 
+ libbtrfsutil/%.o: libbtrfsutil/%.c 
+ @echo " [CC] $@" 
+- $(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) -o $@ -c $< -o $@ 
++ $(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) -c $< -o $@ 
+ 
+ libbtrfsutil.so.$(libbtrfsutil_version): $(libbtrfsutil_objects) 
+ @echo " [LD] $@" 
diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools_4.20.1.bb b/meta/recipes-devtools/btrfs-tools/btrfs-tools_4.20.1.bb 
index 1b4f515cb6..f1c4691313 100644 
--- a/meta/recipes-devtools/btrfs-tools/btrfs-tools_4.20.1.bb 
+++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools_4.20.1.bb 
@@ -19,6 +19,7 @@ SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/kdave/btrfs-progs.git \ 
file://0001-Makefile-build-mktables-using-native-gcc.patch \ 
file://0001-Add-LDFLAGS-when-building-libbtrfsutil.so.patch \ 
file://0001-Add-a-possibility-to-specify-where-python-modules-ar.patch \ 
+ file://0001-Makefile-fix-double-o-compiler-option-using.patch \ 
" 

inherit autotools-brokensep pkgconfig manpages distutils3-base 
-- 
2.14.1 

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