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[5.4/4.19,1/2] scripts: use pkg-config to locate libcrypto

Message ID 1792554.UZ4Zxank2o@devpool47
State Superseded
Headers show
Series [5.4/4.19,1/2] scripts: use pkg-config to locate libcrypto | expand

Commit Message

Rolf Eike Beer Feb. 22, 2021, 1:53 p.m. UTC 
commit 2cea4a7a1885bd0c765089afc14f7ff0eb77864e upstream.

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>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---
 scripts/Makefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/scripts/Makefile b/scripts/Makefile
index 3e86b300f5a1..5f8d3671a709 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -10,6 +10,9 @@ 
 
 HOST_EXTRACFLAGS += -I$(srctree)/tools/include
 
+CRYPTO_LIBS = $(shell pkg-config --libs libcrypto 2> /dev/null || echo -lcrypto)
+CRYPTO_CFLAGS = $(shell pkg-config --cflags libcrypto 2> /dev/null)
+
 hostprogs-$(CONFIG_BUILD_BIN2C)  += bin2c
 hostprogs-$(CONFIG_KALLSYMS)     += kallsyms
 hostprogs-$(CONFIG_LOGO)         += pnmtologo
@@ -23,8 +26,9 @@  hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
 
 HOSTCFLAGS_sortextable.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)
 
 always		:= $(hostprogs-y) $(hostprogs-m)