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Commit | Line | Data |
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b2441318 | 1 | # SPDX-License-Identifier: GPL-2.0 |
1da177e4 | 2 | |
faabed29 | 3 | hostprogs-always-y += genksyms |
1da177e4 | 4 | |
880f4499 | 5 | genksyms-objs := genksyms.o parse.tab.o lex.lex.o |
1da177e4 | 6 | |
833e6224 MY |
7 | # FIXME: fix the ambiguous grammar in parse.y and delete this hack |
8 | # | |
9 | # Suppress shift/reduce, reduce/reduce conflicts warnings | |
10 | # unless W=1 is specified. | |
11 | # | |
12 | # Just in case, run "$(YACC) --version" without suppressing stderr | |
13 | # so that 'bison: not found' will be displayed if it is missing. | |
e27128db | 14 | ifeq ($(findstring 1,$(KBUILD_EXTRA_WARN)),) |
833e6224 | 15 | |
0da7e432 | 16 | quiet_cmd_bison_no_warn = $(quiet_cmd_bison) |
833e6224 MY |
17 | cmd_bison_no_warn = $(YACC) --version >/dev/null; \ |
18 | $(cmd_bison) 2>/dev/null | |
19 | ||
6ba7dc66 | 20 | $(obj)/pars%.tab.c $(obj)/pars%.tab.h: $(src)/pars%.y FORCE |
833e6224 MY |
21 | $(call if_changed,bison_no_warn) |
22 | ||
833e6224 MY |
23 | endif |
24 | ||
382243f3 | 25 | # -I needed for generated C source to include headers in source tree |
9cc342f6 MY |
26 | HOSTCFLAGS_parse.tab.o := -I $(srctree)/$(src) |
27 | HOSTCFLAGS_lex.lex.o := -I $(srctree)/$(src) | |
1da177e4 LT |
28 | |
29 | # dependencies on generated files need to be listed explicitly | |
bb3290d9 | 30 | $(obj)/lex.lex.o: $(obj)/parse.tab.h |