[Buildroot] [PATCH 1/1] package/libdex: fix build without SSP

* [Buildroot] [PATCH 1/1] package/libdex: fix build without SSP
@ 2024-07-23 18:55 Fabrice Fontaine
  2024-07-23 20:20 ` Thomas Petazzoni via buildroot
  0 siblings, 1 reply; 2+ messages in thread
From: Fabrice Fontaine @ 2024-07-23 18:55 UTC (permalink / raw)
  To: buildroot; +Cc: Adrian Perez de Castro, Fabrice Fontaine

Fix the following build failure without stack-protector raised since the
addition of the package in commit
70319b47f646f74f407ed3355baf5b581a10518a:

/home/buildroot/instance-0/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i686-buildroot-linux-uclibc/9.3.0/../../../../i686-buildroot-linux-uclibc/bin/ld: src/libdex-1.a.p/dex-async-pair.c.o: in function `dex_async_pair_ready_callback':
dex-async-pair.c:(.text+0x118): undefined reference to `__stack_chk_guard'

Fixes: 70319b47f646f74f407ed3355baf5b581a10518a
 - http://autobuild.buildroot.org/results/f53768f654a9eddd95b583a366cd7386d9ddb285

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 .../0001-add-stack-protector-option.patch     | 45 +++++++++++++++++++
 package/libdex/libdex.mk                      |  1 +
 2 files changed, 46 insertions(+)
 create mode 100644 package/libdex/0001-add-stack-protector-option.patch

diff --git a/package/libdex/0001-add-stack-protector-option.patch b/package/libdex/0001-add-stack-protector-option.patch
new file mode 100644
index 0000000000..9021831a39
--- /dev/null
+++ b/package/libdex/0001-add-stack-protector-option.patch
@@ -0,0 +1,45 @@
+From 107efb2f1a014c4475e122677faddbe0dbef1000 Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Date: Tue, 23 Jul 2024 14:54:59 +0200
+Subject: [PATCH] add stack-protector option
+
+Allow the user to disable stack-protector as it is not supported by all
+toolchains
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Upstream: https://gitlab.gnome.org/GNOME/libdex/-/commit/a65d33aebbe43024a046b3f3cc4a1c6c533838d0
+---
+ meson.build       | 2 +-
+ meson_options.txt | 3 +++
+ 2 files changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index d0ca81d..2f7aac2 100644
+--- a/meson.build
++++ b/meson.build
+@@ -126,7 +126,7 @@ test_c_args = [
+   ['-Werror=format-security', '-Werror=format=2'],
+   '-FImsvc_recommended_pragmas.h',
+ ]
+-if get_option('buildtype') != 'plain'
++if get_option('buildtype') != 'plain' and get_option('stack-protector')
+   if host_machine.system() != 'windows'
+     test_c_args += '-fstack-protector-strong'
+   endif
+diff --git a/meson_options.txt b/meson_options.txt
+index 519cd97..9e3364a 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -4,6 +4,9 @@ option('docs',
+ option('examples',
+        type: 'boolean', value: true,
+        description: 'Build example programs')
++option('stack-protector',
++       type: 'boolean', value: true,
++       description: 'Enable stack-protector')
+ option('vapi',
+        type: 'boolean', value: true,
+        description: 'Generate vapi data (requires vapigen)')
+-- 
+GitLab
+
diff --git a/package/libdex/libdex.mk b/package/libdex/libdex.mk
index 530dfc2bab..7c652a0409 100644
--- a/package/libdex/libdex.mk
+++ b/package/libdex/libdex.mk
@@ -15,6 +15,7 @@ LIBDEX_DEPENDENCIES = libglib2
 LIBDEX_CONF_OPTS = \
 	-Ddocs=false \
 	-Dexamples=false \
+	-Dstack-protector=false \
 	-Dsysprof=false \
 	-Dtests=false \
 	-Dvapi=false \
-- 
2.43.0

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