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Subject[PATCH v4] scripts: use pkg-config to locate libcrypto
Date
From 082ba542ca4c710dcf592a6f9233603b9275d05d Mon Sep 17 00:00:00 2001
From: Rolf Eike Beer <eb@emlix.com>
Date: Thu, 22 Nov 2018 16:40:49 +0100
Subject: [PATCH 1/2] scripts: use pkg-config to locate libcrypto

Otherwise build fails if the headers are not in the default location. While at
it also ask pkg-config for the libs, with fallback to the existing value.

Signed-off-by: Rolf Eike Beer <eb@emlix.com>
Cc: stable@vger.kernel.org # 5.6.x
---
scripts/Makefile | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/scripts/Makefile b/scripts/Makefile
index 95ecf970c74c..35ed997e074b 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -3,6 +3,11 @@
# scripts contains sources for various helper programs used throughout
# the kernel for the build process.

+PKG_CONFIG?= pkg-config
+
+CRYPTO_LIBS = $(shell $(PKG_CONFIG) --libs libcrypto 2> /dev/null || echo -lcrypto)
+CRYPTO_CFLAGS = $(shell $(PKG_CONFIG) --cflags libcrypto 2> /dev/null)
+
always-$(CONFIG_BUILD_BIN2C) += bin2c
always-$(CONFIG_KALLSYMS) += kallsyms
always-$(BUILD_C_RECORDMCOUNT) += recordmcount
@@ -14,8 +19,9 @@ always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert

HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
-HOSTLDLIBS_sign-file = -lcrypto
-HOSTLDLIBS_extract-cert = -lcrypto
+HOSTLDLIBS_sign-file = $(CRYPTO_LIBS)
+HOSTCFLAGS_extract-cert.o = $(CRYPTO_CFLAGS)
+HOSTLDLIBS_extract-cert = $(CRYPTO_LIBS)

ifdef CONFIG_UNWINDER_ORC
ifeq ($(ARCH),x86_64)
--
2.26.1



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