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dde_linux/create_dummies: show symbol details

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When combining the 'show' command with a defined LINUX_KERNEL_DIR,
each symbol gets annotated with the object file where it is defined.

Issue #4188
This commit is contained in:
Norman Feske 2021-06-03 15:41:27 +02:00 committed by Christian Helmuth
parent 7346defc26
commit 29b7c5a202
1 changed files with 15 additions and 3 deletions
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18
tool/dde_linux/create_dummies
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@ -108,10 +108,15 @@ ifeq ($(DUMMY_FILE),)
$(error You have to state a DUMMY_FILE, try help) $(error You have to state a DUMMY_FILE, try help)
endif endif
endif # COMMAND=generate
# #
# Prepare object database # Prepare object database whenever LINUX_KERNEL_DIR is specified
# #
ifneq ($(realpath $(LINUX_KERNEL_DIR)),)
CROSS_DEV_PREFIX ?= /usr/local/genode/tool/current/bin/genode-$(TOOL_ARCH)- CROSS_DEV_PREFIX ?= /usr/local/genode/tool/current/bin/genode-$(TOOL_ARCH)-
NM = $(CROSS_DEV_PREFIX)nm --print-file-name --defined-only NM = $(CROSS_DEV_PREFIX)nm --print-file-name --defined-only
C_FILE_DEF := $(shell $(NM) `find $(LINUX_KERNEL_DIR) -name "*.o" | grep -v vmlinux.o` | grep -i " t " | sed 's/o:[0-f]* [tT] /c:/') C_FILE_DEF := $(shell $(NM) `find $(LINUX_KERNEL_DIR) -name "*.o" | grep -v vmlinux.o` | grep -i " t " | sed 's/o:[0-f]* [tT] /c:/')
@ -134,7 +139,8 @@ do_var_to_def = $(subst ];,] = {};,$(subst \/,/,$(subst extern ,,$(subst $$/
check_var_to_def = $(if $(2),$(call do_var_to_def,$(1),$(2)),) check_var_to_def = $(if $(2),$(call do_var_to_def,$(1),$(2)),)
var_to_def = $(call check_var_to_def,$(1),$(call var_to_h_file,$(1))) var_to_def = $(call check_var_to_def,$(1),$(call var_to_h_file,$(1)))
endif # COMMAND=generate endif # LINUX_KERNEL_DIR specified
# #
# Collect undefined references for target # Collect undefined references for target
@ -193,9 +199,15 @@ check_fdef_only = $(if $(2),$(call print_func_only,$(2),$(DUMMY_FILE)),$(call ch
check_fdef = $(if $(3),$(call print_func,$(2),$(3),$(DUMMY_FILE)),$(call check_not_func,$(1))) check_fdef = $(if $(3),$(call print_func,$(2),$(3),$(DUMMY_FILE)),$(call check_not_func,$(1)))
check_func = $(if $(2),$(call check_fdef,$(1),$(2),$(call func_to_def,$(1))),$(call check_fdef_only,$(1),$(call func_to_def,$(1)))) check_func = $(if $(2),$(call check_fdef,$(1),$(2),$(call func_to_def,$(1))),$(call check_fdef_only,$(1),$(call func_to_def,$(1))))
ifeq ($(realpath $(LINUX_KERNEL_DIR)),)
show_symbol = "$1"
else
show_symbol = "$1 $(foreach F,$(call symbol_to_c_file,$1),(found at $(F:.c=.o)))"
endif
show: show:
$(ECHO) "Missing symbols:" $(ECHO) "Missing symbols:"
@$(foreach sym,$(UNDEF_REFS),echo "$(sym)";) @$(foreach sym,$(UNDEF_REFS),echo $(call show_symbol,$(sym));)
$(ECHO) "Total sum of missing symbols is $(words $(UNDEF_REFS))" $(ECHO) "Total sum of missing symbols is $(words $(UNDEF_REFS))"
generate: generate: