[Buildroot] [PATCH 1/1] package/mtd: fix build with libexecinfo

[Buildroot] [PATCH 1/1] package/mtd: fix build with libexecinfo

[Fabrice Fontaine]

Fix the following build failure raised on uclibc and musl since the
addition of libexecinfo package in commit
eea8ba446c10701a273432552108d80fb2224ef4:

/home/buildroot/autobuild/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-musleabihf/10.3.0/../../../../arm-buildroot-linux-musleabihf/bin/ld: tests/fs-tests/integrity/integck-integck.o: in function `check_failed.constprop.0':
integck.c:(.text+0x96c): undefined reference to `backtrace'

Fixes:
 - http://autobuild.buildroot.org/results/9409ebf6517db87672f3f4df5909a8ac4abfe8af

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 package/mtd/mtd.mk | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/package/mtd/mtd.mk b/package/mtd/mtd.mk
index 9f4cc27ef1..45e7c0c61c 100644
--- a/package/mtd/mtd.mk
+++ b/package/mtd/mtd.mk
@@ -13,6 +13,15 @@ MTD_CPE_ID_VENDOR = mtd-utils_project
 MTD_CPE_ID_PRODUCT = mtd-utils
 MTD_INSTALL_STAGING = YES
 
+MTD_LDFLAGS = $(TARGET_LDFLAGS)
+
+ifeq ($(BR2_PACKAGE_LIBEXECINFO),y)
+MTD_DEPENDENCIES += libexecinfo
+MTD_LDFLAGS += -lexecinfo
+endif
+
+MTD_CONF_ENV += LDFLAGS="$(MTD_LDFLAGS)"
+
 ifeq ($(BR2_PACKAGE_MTD_JFFS_UTILS),y)
 MTD_DEPENDENCIES += zlib lzo host-pkgconf
 MTD_CONF_OPTS += --with-jffs
-- 
2.34.1

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Re: [Buildroot] [PATCH 1/1] package/mtd: fix build with libexecinfo

[Arnout Vandecappelle]

On 15/01/2022 16:06, Fabrice Fontaine wrote:
> Fix the following build failure raised on uclibc and musl since the
> addition of libexecinfo package in commit
> eea8ba446c10701a273432552108d80fb2224ef4:
> 
> /home/buildroot/autobuild/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-musleabihf/10.3.0/../../../../arm-buildroot-linux-musleabihf/bin/ld: tests/fs-tests/integrity/integck-integck.o: in function `check_failed.constprop.0':
> integck.c:(.text+0x96c): undefined reference to `backtrace'
> 
> Fixes:
>   - http://autobuild.buildroot.org/results/9409ebf6517db87672f3f4df5909a8ac4abfe8af
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>

  Applied to master, thanks.

  Regards,
  Arnout

> ---
>   package/mtd/mtd.mk | 9 +++++++++
>   1 file changed, 9 insertions(+)
> 
> diff --git a/package/mtd/mtd.mk b/package/mtd/mtd.mk
> index 9f4cc27ef1..45e7c0c61c 100644
> --- a/package/mtd/mtd.mk
> +++ b/package/mtd/mtd.mk
> @@ -13,6 +13,15 @@ MTD_CPE_ID_VENDOR = mtd-utils_project
>   MTD_CPE_ID_PRODUCT = mtd-utils
>   MTD_INSTALL_STAGING = YES
>   
> +MTD_LDFLAGS = $(TARGET_LDFLAGS)
> +
> +ifeq ($(BR2_PACKAGE_LIBEXECINFO),y)
> +MTD_DEPENDENCIES += libexecinfo
> +MTD_LDFLAGS += -lexecinfo
> +endif
> +
> +MTD_CONF_ENV += LDFLAGS="$(MTD_LDFLAGS)"
> +
>   ifeq ($(BR2_PACKAGE_MTD_JFFS_UTILS),y)
>   MTD_DEPENDENCIES += zlib lzo host-pkgconf
>   MTD_CONF_OPTS += --with-jffs
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