Makefile: Make pkg-config mandatory to find libftdi1
Use `make HAS_LIBFTDI1=yes/no` to override the pkg-config detection and
`CONFIG_LIBFTDI1_CFLAGS` and `CONFIG_LIBFTDI1_LDFLAGS` to set cflags and
ldflags manually.
Change-Id: I41f5186d9f3e063c12c8c6eea888d0b0bf534259
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/58623
Original-Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/72259
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/Makefile b/Makefile
index ba029da..cb77c95 100644
--- a/Makefile
+++ b/Makefile
@@ -14,8 +14,6 @@
# GNU General Public License for more details.
#
-include Makefile.include
-
PROGRAM = flashrom
###############################################################################
@@ -55,12 +53,17 @@
# make CONFIG_DEFAULT_PROGRAMMER_NAME=serprog CONFIG_DEFAULT_PROGRAMMER_ARGS="dev=/dev/ttyUSB0:1500000"
# would make executing './flashrom' (almost) equivialent to './flashrom -p serprog:dev=/dev/ttyUSB0:1500000'.
+# The user can provide CPP, C and LDFLAGS and the Makefile will extend these
+override CPPFLAGS := $(CPPFLAGS)
+override CFLAGS := $(CFLAGS)
+override LDFLAGS := $(LDFLAGS)
+
# If your compiler spits out excessive warnings, run make WARNERROR=no
# You shouldn't have to change this flag.
WARNERROR ?= yes
ifeq ($(WARNERROR), yes)
-CFLAGS += -Werror
+override CFLAGS += -Werror
endif
ifdef LIBS_BASE
@@ -87,6 +90,8 @@
debug_shell = $(shell export LC_ALL=C ; { echo 'exec: export LC_ALL=C ; { $(subst ','\'',$(1)) ; }' >&2; \
{ $(1) ; } | tee -a $(BUILD_DETAILS_FILE) ; echo >&2 ; } 2>>$(BUILD_DETAILS_FILE))
+include Makefile.include
+
###############################################################################
# Dependency handling.
@@ -131,7 +136,7 @@
CONFIG_STLINKV3_SPI \
CONFIG_DIRTYJTAG_SPI \
-DEPENDS_ON_LIBFTDI := \
+DEPENDS_ON_LIBFTDI1 := \
CONFIG_FT2232_SPI \
CONFIG_USBBLASTER_SPI \
@@ -162,6 +167,10 @@
CC_WORKING := $(call c_compile_test, Makefile.d/cc_test.c)
+# Configs for dependencies. Can be overwritten by commandline
+CONFIG_LIBFTDI1_CFLAGS := $(call dependency_cflags, libftdi1)
+CONFIG_LIBFTDI1_LDFLAGS := $(call dependency_ldflags, libftdi1)
+
# Determine the destination OS, architecture and endian
# IMPORTANT: The following lines must be placed before TARGET_OS, ARCH or ENDIAN
# is ever used (of course), but should come after any lines setting CC because
@@ -170,6 +179,10 @@
override ARCH := $(call c_macro_test, Makefile.d/arch_test.h)
override ENDIAN := $(call c_macro_test, Makefile.d/endian_test.h)
+
+HAS_LIBFTDI1 := $(call find_dependency, libftdi1)
+
+HAS_FT232H := $(call c_compile_test, Makefile.d/ft232h_test.c, $(CONFIG_LIBFTDI1_CFLAGS))
HAS_UTSNAME := $(call c_compile_test, Makefile.d/utsname_test.c)
HAS_CLOCK_GETTIME := $(call c_compile_test, Makefile.d/clock_gettime_test.c)
HAS_LINUX_MTD := $(call c_compile_test, Makefile.d/linux_mtd_test.c)
@@ -201,7 +214,7 @@
# Missing serial support.
$(call mark_unsupported,$(DEPENDS_ON_SERIAL))
# Libraries not available for DOS
-$(call mark_unsupported,$(DEPENDS_ON_LIBUSB1) $(DEPENDS_ON_LIBFTDI) $(DEPENDS_ON_LIBJAYLINK))
+$(call mark_unsupported,$(DEPENDS_ON_LIBUSB1) $(DEPENDS_ON_LIBJAYLINK))
endif
ifeq ($(TARGET_OS), $(filter $(TARGET_OS), MinGW Cygwin))
@@ -243,7 +256,7 @@
# Bus Pirate, Serprog and PonyProg are not supported with libpayload (missing serial support).
$(call mark_unsupported,CONFIG_BUSPIRATE_SPI CONFIG_SERPROG CONFIG_PONY_SPI)
# Dediprog, Developerbox, USB-Blaster, PICkit2, CH341A and FT2232 are not supported with libpayload (missing libusb support).
-$(call mark_unsupported,$(DEPENDS_ON_LIBUSB1) $(DEPENDS_ON_LIBFTDI) $(DEPENDS_ON_LIBJAYLINK))
+$(call mark_unsupported,$(DEPENDS_ON_LIBUSB1) $(DEPENDS_ON_LIBJAYLINK))
endif
ifeq ($(HAS_LINUX_MTD), no)
@@ -268,6 +281,10 @@
$(call mark_unsupported,CONFIG_INTERNAL)
endif
+ifeq ($(HAS_LIBFTDI1), no)
+$(call mark_unsupported,$(DEPENDS_ON_LIBFTDI1))
+endif
+
ifeq ($(ENDIAN), little)
FEATURE_CFLAGS += -D'__FLASHROM_LITTLE_ENDIAN__=1'
endif
@@ -581,14 +598,12 @@
endif
ifeq ($(CONFIG_FT2232_SPI), yes)
-# This is a totally ugly hack.
-FEATURE_CFLAGS += $(call debug_shell,grep -q "FTDISUPPORT := yes" .libdeps && printf "%s" "-D'CONFIG_FT2232_SPI=1'")
+FEATURE_CFLAGS += -D'CONFIG_FT2232_SPI=1'
PROGRAMMER_OBJS += ft2232_spi.o
endif
ifeq ($(CONFIG_USBBLASTER_SPI), yes)
-# This is a totally ugly hack.
-FEATURE_CFLAGS += $(call debug_shell,grep -q "FTDISUPPORT := yes" .libdeps && printf "%s" "-D'CONFIG_USBBLASTER_SPI=1'")
+FEATURE_CFLAGS += -D'CONFIG_USBBLASTER_SPI=1'
PROGRAMMER_OBJS += usbblaster_spi.o
endif
@@ -803,15 +818,13 @@
endif
endif
-NEED_LIBFTDI := $(call filter_deps,$(DEPENDS_ON_LIBFTDI))
-ifneq ($(NEED_LIBFTDI), )
-FTDILIBS := $(call debug_shell,[ -n "$(PKG_CONFIG_LIBDIR)" ] && export PKG_CONFIG_LIBDIR="$(PKG_CONFIG_LIBDIR)" ; $(PKG_CONFIG) --libs libftdi1 || $(PKG_CONFIG) --libs libftdi || printf "%s" "-lftdi -lusb")
-FEATURE_CFLAGS += $(call debug_shell,grep -q "FT232H := yes" .libdeps && printf "%s" "-D'HAVE_FT232H=1'")
-FTDI_INCLUDES := $(call debug_shell,[ -n "$(PKG_CONFIG_LIBDIR)" ] && export PKG_CONFIG_LIBDIR="$(PKG_CONFIG_LIBDIR)" ; $(PKG_CONFIG) --cflags-only-I libftdi1)
-FEATURE_CFLAGS += $(FTDI_INCLUDES)
-FEATURE_LIBS += $(call debug_shell,grep -q "FTDISUPPORT := yes" .libdeps && printf "%s" "$(FTDILIBS)")
-# We can't set NEED_LIBUSB1 here because that would transform libftdi auto-enabling
-# into a hard requirement for libusb, defeating the purpose of auto-enabling.
+USE_LIBFTDI1 := $(if $(call filter_deps,$(DEPENDS_ON_LIBFTDI1)),yes,no)
+ifeq ($(USE_LIBFTDI1), yes)
+override CFLAGS += $(CONFIG_LIBFTDI1_CFLAGS)
+override LDFLAGS += $(CONFIG_LIBFTDI1_LDFLAGS)
+ifeq ($(HAS_FT232H), yes)
+FEATURE_CFLAGS += -D'HAVE_FT232H=1'
+endif
endif
NEED_LIBJAYLINK := $(call filter_deps,$(DEPENDS_ON_LIBJAYLINK))
@@ -847,7 +860,7 @@
endif
$(PROGRAM)$(EXEC_SUFFIX): $(OBJS)
- $(CC) $(LDFLAGS) -o $(PROGRAM)$(EXEC_SUFFIX) $(OBJS) $(LIBS) $(PCILIBS) $(FEATURE_LIBS) $(USBLIBS) $(USB1LIBS) $(JAYLINKLIBS) $(NI845X_LIBS)
+ $(CC) -o $(PROGRAM)$(EXEC_SUFFIX) $(OBJS) $(LDFLAGS) $(LIBS) $(PCILIBS) $(FEATURE_LIBS) $(USBLIBS) $(USB1LIBS) $(JAYLINKLIBS) $(NI845X_LIBS)
libflashrom.a: $(LIBFLASHROM_OBJS)
$(AR) rcs $@ $^
@@ -985,23 +998,12 @@
rm -f .test.c .test.o; exit 1; }; } 2>>$(BUILD_DETAILS_FILE); echo $? >&3 ; } | tee -a $(BUILD_DETAILS_FILE) >&4; } 3>&1;} | { read rc ; exit ${rc}; } } 4>&1
@rm -f .test.c .test.o .test$(EXEC_SUFFIX)
endif
-ifneq ($(NEED_LIBFTDI), )
- @printf "Checking for FTDI support... " | tee -a $(BUILD_DETAILS_FILE)
- @echo "$$FTDI_TEST" > .test.c
- @printf "\nexec: %s\n" "$(CC) $(CPPFLAGS) $(CFLAGS) $(FTDI_INCLUDES) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX) $(FTDILIBS) $(LIBS)" >>$(BUILD_DETAILS_FILE)
- @ { $(CC) $(CPPFLAGS) $(CFLAGS) $(FTDI_INCLUDES) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX) $(FTDILIBS) $(LIBS) >&2 && \
- ( echo "found."; echo "FTDISUPPORT := yes" >> .libdeps ; \
- printf "Checking for FT232H support in libftdi... " ; \
- echo "$$FTDI_232H_TEST" >> .test.c ; \
- printf "\nexec: %s\n" "$(CC) $(CPPFLAGS) $(CFLAGS) $(FTDI_INCLUDES) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX) $(FTDILIBS) $(LIBS)" >>$(BUILD_DETAILS_FILE) ; \
- { $(CC) $(CPPFLAGS) $(CFLAGS) $(FTDI_INCLUDES) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX) $(FTDILIBS) $(LIBS) >&2 && \
- ( echo "found."; echo "FT232H := yes" >> .libdeps ) || \
- ( echo "not found."; echo "FT232H := no" >> .libdeps ) } \
- ) || \
- ( echo "not found."; echo "FTDISUPPORT := no" >> .libdeps ) } \
- 2>>$(BUILD_DETAILS_FILE) | tee -a $(BUILD_DETAILS_FILE)
- @rm -f .test.c .test.o .test$(EXEC_SUFFIX)
-endif
+ @echo Dependency libftdi1 found: $(HAS_LIBFTDI1)
+ @if [ $(HAS_LIBFTDI1) = yes ]; then \
+ echo " Checking for \"TYPE_232H\" in \"enum ftdi_chip_type\": $(HAS_FT232H)"; \
+ echo " CFLAGS: $(CONFIG_LIBFTDI1_CFLAGS)"; \
+ echo " LDFLAGS: $(CONFIG_LIBFTDI1_LDFLAGS)"; \
+ fi
# If a user does not explicitly request a non-working feature, we should
# silently disable it. However, if a non-working (does not compile) feature
diff --git a/Makefile.d/ft232h_test.c b/Makefile.d/ft232h_test.c
new file mode 100644
index 0000000..21bc995
--- /dev/null
+++ b/Makefile.d/ft232h_test.c
@@ -0,0 +1,3 @@
+#include <ftdi.h>
+
+enum ftdi_chip_type type = TYPE_232H;
\ No newline at end of file
diff --git a/Makefile.include b/Makefile.include
index b723e8d..d38552d 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -33,11 +33,23 @@
# Run the C Preprocessor with file $1 and return the last line, removing quotes.
define c_macro_test
-$(strip $(shell $(CC) -E $1 2>/dev/null | tail -n 1 | tr -d '"'))
+$(strip $(call debug_shell, $(CC) -E $1 | tail -n 1 | tr -d '"'))
endef
-define c_compile_test
-$(shell $(CC) -c -Wall -Werror -o /dev/null $1 2>/dev/null && echo yes || echo no)
+define c_compile_test # $1: files to compile, $2: cflags
+$(call debug_shell, $(CC) -c -Wall -Werror $2 $1 -o /dev/null && echo yes || echo no)
+endef
+
+define find_dependency
+$(call debug_shell, $(if $(PKG_CONFIG_LIBDIR),PKG_CONFIG_LIBDIR=$(PKG_CONFIG_LIBDIR),) $(PKG_CONFIG) --exists $1 && echo yes || echo no)
+endef
+
+define dependency_cflags
+$(call debug_shell, $(if $(PKG_CONFIG_LIBDIR),PKG_CONFIG_LIBDIR=$(PKG_CONFIG_LIBDIR),) $(PKG_CONFIG) --cflags $1 2>/dev/null)
+endef
+
+define dependency_ldflags
+$(call debug_shell, $(if $(PKG_CONFIG_LIBDIR),PKG_CONFIG_LIBDIR=$(PKG_CONFIG_LIBDIR),) $(PKG_CONFIG) --libs $1 2>/dev/null)
endef
define LIBPCI_TEST
@@ -111,25 +123,6 @@
endef
export LIBJAYLINK_TEST
-define FTDI_TEST
-#include <stdlib.h>
-#include <ftdi.h>
-struct ftdi_context *ftdic = NULL;
-int main(int argc, char **argv)
-{
- (void) argc;
- (void) argv;
- return ftdi_init(ftdic);
-}
-endef
-export FTDI_TEST
-
-define FTDI_232H_TEST
-#include <ftdi.h>
-enum ftdi_chip_type type = TYPE_232H;
-endef
-export FTDI_232H_TEST
-
define NI845X_TEST
#include <ni845x.h>