[2/7] meson: use a sensible default for libdir when cross-compiling

Message ID 20190107163823.31816-2-ross.burton@intel.com
State Accepted
Commit fdb5a8b3d437537aee53380091dabe6258667a49
Headers show
Series
  • [1/7] toolchain-scripts: run post-relocate scripts for every environment
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Commit Message

Ross Burton Jan. 7, 2019, 4:38 p.m.
If --libdir isn't passed to Meson a default is used, but as this default value
changes depending on the host (whether it is Debian-like, or has /usr/lib64)
this isn't appropriate for cross builds.

Signed-off-by: Ross Burton <ross.burton@intel.com>

---
 meta/recipes-devtools/meson/meson.inc              |  1 +
 .../meson/meson/cross-libdir.patch                 | 41 ++++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 meta/recipes-devtools/meson/meson/cross-libdir.patch

-- 
2.11.0

-- 
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Patch

diff --git a/meta/recipes-devtools/meson/meson.inc b/meta/recipes-devtools/meson/meson.inc
index ef8c5aefa52..d37afc3b0dc 100644
--- a/meta/recipes-devtools/meson/meson.inc
+++ b/meta/recipes-devtools/meson/meson.inc
@@ -11,6 +11,7 @@  SRC_URI = "https://github.com/mesonbuild/meson/releases/download/${PV}/meson-${P
            file://0003-native_bindir.patch \
            file://0001-python-module-do-not-manipulate-the-environment-when.patch \
            file://disable-rpath-handling.patch \
+           file://cross-libdir.patch \
            "
 SRC_URI[sha256sum] = "fb0395c4ac208eab381cd1a20571584bdbba176eb562a7efa9cb17cace0e1551"
 SRC_URI[md5sum] = "3c35b91e8040901034809576d54007c6"
diff --git a/meta/recipes-devtools/meson/meson/cross-libdir.patch b/meta/recipes-devtools/meson/meson/cross-libdir.patch
new file mode 100644
index 00000000000..2bd4fb3f9e3
--- /dev/null
+++ b/meta/recipes-devtools/meson/meson/cross-libdir.patch
@@ -0,0 +1,41 @@ 
+Upstream-Status: Backport
+Signed-off-by: Ross Burton <ross.burton@intel.com>
+
+From ce24f0d6a9be22ba61d80cd254e0409de2eaffd7 Mon Sep 17 00:00:00 2001
+From: Jussi Pakkanen <jpakkane@gmail.com>
+Date: Thu, 27 Dec 2018 23:43:35 +0200
+Subject: [PATCH] Default libdir is "lib" when cross compiling. Closes #2535.
+
+---
+ docs/markdown/snippets/crosslib.md |  7 +++++++
+ mesonbuild/coredata.py             |  8 ++++++++
+ run_unittests.py                   | 13 +++++++++++++
+ 3 files changed, 28 insertions(+)
+ create mode 100644 docs/markdown/snippets/crosslib.md
+
+diff --git a/mesonbuild/coredata.py b/mesonbuild/coredata.py
+index d70c23038c..4e2f3e008c 100644
+--- a/mesonbuild/coredata.py
++++ b/mesonbuild/coredata.py
+@@ -299,6 +299,7 @@ def __init__(self, options):
+         # Only to print a warning if it changes between Meson invocations.
+         self.pkgconf_envvar = os.environ.get('PKG_CONFIG_PATH', '')
+         self.config_files = self.__load_config_files(options.native_file)
++        self.libdir_cross_fixup()
+ 
+     @staticmethod
+     def __load_config_files(filenames):
+@@ -348,6 +349,13 @@ def __load_cross_file(filename):
+ 
+         raise MesonException('Cannot find specified cross file: ' + filename)
+ 
++    def libdir_cross_fixup(self):
++        # By default set libdir to "lib" when cross compiling since
++        # getting the "system default" is always wrong on multiarch
++        # platforms as it gets a value like lib/x86_64-linux-gnu.
++        if self.cross_file is not None:
++            self.builtins['libdir'].value = 'lib'
++
+     def sanitize_prefix(self, prefix):
+         if not os.path.isabs(prefix):
+             raise MesonException('prefix value {!r} must be an absolute path'