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* [Buildroot] [PATCHv2] package/meson: fix malformed cross-compilation.conf.in
@ 2017-12-30  9:56 Yann E. MORIN
  2017-12-31 21:04 ` Adam Duskett
  2018-01-01 22:05 ` Thomas Petazzoni
  0 siblings, 2 replies; 5+ messages in thread
From: Yann E. MORIN @ 2017-12-30  9:56 UTC (permalink / raw)
  To: buildroot

Currently, meson will set the c_link_args and the cpp_link_args to the
value of TARGET_LDFLAGS, even when it's not defined.

This creates a malformed array ["",] which will break any package
building using meson/ninja.

We fix that by using an empty replacement when the corresponding values
are empty.

Reported-by: Adam Duskett <Adamduskett@outlook.com>
Signed-off-by: Adam Duskett <Adamduskett@outlook.com>
[yann.morin.1998 at free.fr: alternate implementation, suggested by Thomas]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 package/meson/meson.mk | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/package/meson/meson.mk b/package/meson/meson.mk
index 55ce84da07..d55c3c7c00 100644
--- a/package/meson/meson.mk
+++ b/package/meson/meson.mk
@@ -16,15 +16,19 @@ HOST_MESON_NEEDS_HOST_PYTHON = python3
 HOST_MESON_TARGET_ENDIAN = $(call LOWERCASE,$(BR2_ENDIAN))
 HOST_MESON_TARGET_CPU = $(call qstrip,$(BR2_GCC_TARGET_CPU))
 
+HOST_MESON_SED_CFLAGS = $(if $(TARGET_CFLAGS),`printf '"%s"$(comma) ' $(TARGET_CFLAGS)`)
+HOST_MESON_SED_LDFLAGS = $(if $(TARGET_LDFLAGS),`printf '"%s"$(comma) ' $(TARGET_LDFLAGS)`)
+HOST_MESON_SED_CXXFLAGS = $(if $(TARGET_CXXFLAGS),`printf '"%s"$(comma) ' $(TARGET_CXXFLAGS)`)
+
 define HOST_MESON_INSTALL_CROSS_CONF
 	mkdir -p $(HOST_DIR)/etc/meson
 	sed -e "s%@TARGET_CROSS@%$(TARGET_CROSS)%g" \
 	    -e "s%@TARGET_ARCH@%$(ARCH)%g" \
 	    -e "s%@TARGET_CPU@%$(HOST_MESON_TARGET_CPU)%g" \
 	    -e "s%@TARGET_ENDIAN@%$(HOST_MESON_TARGET_ENDIAN)%g" \
-	    -e "s%@TARGET_CFLAGS@%`printf '"%s", ' $(TARGET_CFLAGS)`%g" \
-	    -e "s%@TARGET_LDFLAGS@%`printf '"%s", ' $(TARGET_LDFLAGS)`%g" \
-	    -e "s%@TARGET_CXXFLAGS@%`printf '"%s", ' $(TARGET_CXXFLAGS)`%g" \
+	    -e "s%@TARGET_CFLAGS@%$(HOST_MESON_SED_CFLAGS)%g" \
+	    -e "s%@TARGET_LDFLAGS@%$(HOST_MESON_SED_LDFLAGS)%g" \
+	    -e "s%@TARGET_CXXFLAGS@%$(HOST_MESON_SED_CXXFLAGS)%g" \
 	    -e "s%@HOST_DIR@%$(HOST_DIR)%g" \
 	    $(HOST_MESON_PKGDIR)/cross-compilation.conf.in \
 	    > $(HOST_DIR)/etc/meson/cross-compilation.conf
-- 
2.11.0

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2018-01-01 22:05 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-12-30  9:56 [Buildroot] [PATCHv2] package/meson: fix malformed cross-compilation.conf.in Yann E. MORIN
2017-12-31 21:04 ` Adam Duskett
2018-01-01 13:02   ` Yann E. MORIN
2018-01-01 15:17     ` Adam Duskett
2018-01-01 22:05 ` Thomas Petazzoni

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