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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /scripts/genksyms/Makefile
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'scripts/genksyms/Makefile')
-rw-r--r--scripts/genksyms/Makefile38
1 files changed, 38 insertions, 0 deletions
diff --git a/scripts/genksyms/Makefile b/scripts/genksyms/Makefile
new file mode 100644
index 000000000..03b7ce97d
--- /dev/null
+++ b/scripts/genksyms/Makefile
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0
+
+hostprogs-y := genksyms
+always := $(hostprogs-y)
+
+genksyms-objs := genksyms.o parse.tab.o lex.lex.o
+
+# FIXME: fix the ambiguous grammar in parse.y and delete this hack
+#
+# Suppress shift/reduce, reduce/reduce conflicts warnings
+# unless W=1 is specified.
+#
+# Just in case, run "$(YACC) --version" without suppressing stderr
+# so that 'bison: not found' will be displayed if it is missing.
+ifeq ($(findstring 1,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),)
+
+quiet_cmd_bison_no_warn = $(quiet_cmd_bison)
+ cmd_bison_no_warn = $(YACC) --version >/dev/null; \
+ $(cmd_bison) 2>/dev/null
+
+$(obj)/parse.tab.c: $(src)/parse.y FORCE
+ $(call if_changed,bison_no_warn)
+
+quiet_cmd_bison_h_no_warn = $(quiet_cmd_bison_h)
+ cmd_bison_h_no_warn = $(YACC) --version >/dev/null; \
+ $(cmd_bison_h) 2>/dev/null
+
+$(obj)/parse.tab.h: $(src)/parse.y FORCE
+ $(call if_changed,bison_h_no_warn)
+
+endif
+
+# -I needed for generated C source (shipped source)
+HOSTCFLAGS_parse.tab.o := -I$(src)
+HOSTCFLAGS_lex.lex.o := -I$(src)
+
+# dependencies on generated files need to be listed explicitly
+$(obj)/lex.lex.o: $(obj)/parse.tab.h