tools-build: Add feature test for openssl3

Add test that verifies if libcrypto has >= openssl3 support; use openssl3
function ERR_get_error_all() [1]

[1] https://docs.openssl.org/3.0/man3/ERR_get_error/

Signed-off-by: Alan Maguire <[email protected]>

Author: alan-maguire

tools/build/feature/Makefile

@@ -22,6 +22,7 @@ FILES=                                          \
          test-cplus-demangle.bin                \
          test-cxa-demangle.bin                  \
          test-libcap.bin			\
+         test-libcrypto.bin			\
          test-libelf.bin                        \
          test-libelf-getphdrnum.bin             \
          test-libelf-gelf_getnote.bin           \
@@ -107,7 +108,7 @@ all: $(FILES)
 __BUILD = $(CC) $(CFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.c,$(@F)) $(LDFLAGS)
   BUILD = $(__BUILD) > $(@:.bin=.make.output) 2>&1
   BUILD_BFD = $(BUILD) -DPACKAGE='"perf"' -lbfd -ldl
-  BUILD_ALL = $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd
+  BUILD_ALL = $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lcrypto -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd
 
 __BUILDXX = $(CXX) $(CXXFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.cpp,$(@F)) $(LDFLAGS)
   BUILDXX = $(__BUILDXX) > $(@:.bin=.make.output) 2>&1
@@ -138,6 +139,9 @@ $(OUTPUT)test-bionic.bin:
 $(OUTPUT)test-libcap.bin:
 	$(BUILD) -lcap
 
+$(OUTPUT)test-libcrypto.bin:
+	$(BUILD) -lcrypto
+
 $(OUTPUT)test-libelf.bin:
 	$(BUILD) -lelf
 

tools/build/feature/test-libcrypto.c

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <openssl/err.h>
+
+/*
+ * ERR_get_error_all() was introduced in openssl3
+ *
+ * https://docs.openssl.org/3.0/man3/ERR_get_error/
+ */
+int main(void)
+{
+	return ERR_get_error_all(NULL, NULL, NULL, NULL, NULL);
+}