diff options
Diffstat (limited to 'meta/recipes-devtools/llvm/llvm/0007-llvm-allow-env-override-of-exe-path.patch')
-rw-r--r-- | meta/recipes-devtools/llvm/llvm/0007-llvm-allow-env-override-of-exe-path.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/meta/recipes-devtools/llvm/llvm/0007-llvm-allow-env-override-of-exe-path.patch b/meta/recipes-devtools/llvm/llvm/0007-llvm-allow-env-override-of-exe-path.patch new file mode 100644 index 0000000000..add38b3bb4 --- /dev/null +++ b/meta/recipes-devtools/llvm/llvm/0007-llvm-allow-env-override-of-exe-path.patch @@ -0,0 +1,37 @@ +From 588a8694c6540e31140c7e242bfb5e279d6ca08c Mon Sep 17 00:00:00 2001 +From: Martin Kelly <mkelly@xevo.com> +Date: Fri, 19 May 2017 00:22:57 -0700 +Subject: [PATCH] llvm: allow env override of exe and libdir path + +When using a native llvm-config from inside a sysroot, we need llvm-config to +return the libraries, include directories, etc. from inside the sysroot rather +than from the native sysroot. Thus provide an env override for calling +llvm-config from a target sysroot. + +Upstream-Status: Inappropriate [OE-specific] + +Signed-off-by: Martin Kelly <mkelly@xevo.com> +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + llvm/tools/llvm-config/llvm-config.cpp | 25 +++++++++++++++++++------ + 1 file changed, 19 insertions(+), 6 deletions(-) + +diff --git a/llvm/tools/llvm-config/llvm-config.cpp b/llvm/tools/llvm-config/llvm-config.cpp +index e86eb2b44b10..7b2abf318dbe 100644 +--- a/llvm/tools/llvm-config/llvm-config.cpp ++++ b/llvm/tools/llvm-config/llvm-config.cpp +@@ -246,6 +246,13 @@ Typical components:\n\ + + /// Compute the path to the main executable. + std::string GetExecutablePath(const char *Argv0) { ++ // Hack for Yocto: we need to override the root path when we are using ++ // llvm-config from within a target sysroot. ++ const char *Sysroot = std::getenv("YOCTO_ALTERNATE_EXE_PATH"); ++ if (Sysroot != nullptr) { ++ return Sysroot; ++ } ++ + // This just needs to be some symbol in the binary; C++ doesn't + // allow taking the address of ::main however. + void *P = (void *)(intptr_t)GetExecutablePath; + |