kumquat-buildroot/package/exim/exim.mk

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################################################################################
#
# exim
#
################################################################################
EXIM_VERSION = 4.97.1
EXIM_SOURCE = exim-$(EXIM_VERSION).tar.xz
EXIM_SITE = https://ftp.exim.org/pub/exim/exim4
EXIM_LICENSE = GPL-2.0+
EXIM_LICENSE_FILES = LICENCE
EXIM_CPE_ID_VENDOR = exim
EXIM_SELINUX_MODULES = exim mta
EXIM_DEPENDENCIES = host-berkeleydb host-pcre2 pcre2 berkeleydb host-pkgconf
# 0006-Fix-regex-n-use-after-free.-Bug-2915.patch
EXIM_IGNORE_CVES += CVE-2022-3559
# built without dmarc support
EXIM_IGNORE_CVES += CVE-2022-3620
# Modify a variable value. It must already exist in the file, either
# commented or not.
define exim-config-change # variable-name, variable-value
$(SED) 's,^[#[:space:]]*$1[[:space:]]*=.*$$,$1=$2,' \
$(@D)/Local/Makefile
endef
# Comment-out a variable. Has no effect if it does not exist.
define exim-config-unset # variable-name
$(SED) 's,^\([[:space:]]*$1[[:space:]]*=.*$$\),# \1,' \
$(@D)/Local/Makefile
endef
# Add a variable definition. It must not already exist in the file,
# otherwise it would be defined twice with potentially different values.
define exim-config-add # variable-name, variable-value
echo "$1=$2" >>$(@D)/Local/Makefile
endef
define EXIM_USE_CUSTOM_CONFIG_FILE
$(INSTALL) -m 0644 $(BR2_PACKAGE_EXIM_CUSTOM_CONFIG_FILE) \
$(@D)/Local/Makefile
endef
define EXIM_USE_DEFAULT_CONFIG_FILE
$(INSTALL) -m 0644 $(@D)/src/EDITME $(@D)/Local/Makefile
$(call exim-config-change,BIN_DIRECTORY,/usr/sbin)
$(call exim-config-change,CONFIGURE_FILE,/etc/exim/configure)
$(call exim-config-change,LOG_FILE_PATH,/var/log/exim/exim_%slog)
$(call exim-config-change,PID_FILE_PATH,/var/run/exim/exim.pid)
$(call exim-config-change,EXIM_USER,ref:exim)
$(call exim-config-change,EXIM_GROUP,mail)
$(call exim-config-change,TRANSPORT_LMTP,yes)
$(call exim-config-change,PCRE_LIBS,-lpcre2-8)
$(call exim-config-change,PCRE2_CONFIG,no)
$(call exim-config-change,HAVE_ICONV,no)
$(call exim-config-unset,EXIM_MONITOR)
$(call exim-config-change,AUTH_PLAINTEXT,yes)
$(call exim-config-change,AUTH_CRAM_MD5,yes)
$(call exim-config-unset,SUPPORT_DANE)
endef
ifeq ($(BR2_PACKAGE_DOVECOT),y)
EXIM_DEPENDENCIES += dovecot
define EXIM_USE_DEFAULT_CONFIG_FILE_DOVECOT
$(call exim-config-change,AUTH_DOVECOT,yes)
endef
endif
ifeq ($(BR2_PACKAGE_CLAMAV),y)
EXIM_DEPENDENCIES += clamav
define EXIM_USE_DEFAULT_CONFIG_FILE_CLAMAV
$(call exim-config-change,WITH_CONTENT_SCAN,yes)
endef
endif
ifeq ($(BR2_PACKAGE_OPENSSL),y)
EXIM_DEPENDENCIES += host-openssl openssl
define EXIM_USE_DEFAULT_CONFIG_FILE_OPENSSL
$(call exim-config-change,USE_OPENSSL,yes)
$(call exim-config-change,USE_OPENSSL_PC,openssl)
endef
else
define EXIM_USE_DEFAULT_CONFIG_FILE_OPENSSL
$(call exim-config-change,DISABLE_TLS,yes)
endef
endif
# musl does not provide struct ip_options nor struct ip_opts (but it is
# available with both glibc and uClibc)
ifeq ($(BR2_TOOLCHAIN_USES_MUSL),y)
define EXIM_FIX_IP_OPTIONS_FOR_MUSL
$(SED) 's/#define GLIBC_IP_OPTIONS/#define DARWIN_IP_OPTIONS/' \
$(@D)/OS/os.h-Linux
endef
endif
define EXIM_CONFIGURE_TOOLCHAIN
$(call exim-config-add,CC,$(TARGET_CC))
$(call exim-config-add,CFLAGS,$(TARGET_CFLAGS))
$(call exim-config-add,AR,$(TARGET_AR) cq)
$(call exim-config-add,RANLIB,$(TARGET_RANLIB))
$(call exim-config-add,HOSTCC,$(HOSTCC))
$(call exim-config-add,HOSTCFLAGS,$(HOSTCFLAGS))
$(call exim-config-add,EXTRALIBS,$(EXIM_EXTRALIBS))
$(EXIM_FIX_IP_OPTIONS_FOR_MUSL)
endef
ifneq ($(call qstrip,$(BR2_PACKAGE_EXIM_CUSTOM_CONFIG_FILE)),)
define EXIM_CONFIGURE_CMDS
$(EXIM_USE_CUSTOM_CONFIG_FILE)
$(EXIM_CONFIGURE_TOOLCHAIN)
endef
else # CUSTOM_CONFIG
define EXIM_CONFIGURE_CMDS
$(EXIM_USE_DEFAULT_CONFIG_FILE)
$(EXIM_USE_DEFAULT_CONFIG_FILE_DOVECOT)
$(EXIM_USE_DEFAULT_CONFIG_FILE_CLAMAV)
$(EXIM_USE_DEFAULT_CONFIG_FILE_OPENSSL)
$(EXIM_CONFIGURE_TOOLCHAIN)
endef
endif # CUSTOM_CONFIG
# exim needs a bit of love to build statically
ifeq ($(BR2_STATIC_LIBS),y)
EXIM_STATIC_FLAGS = LFLAGS="-pthread --static"
endif
ifeq ($(BR2_PACKAGE_LIBEXECINFO),y)
EXIM_DEPENDENCIES += libexecinfo
EXIM_EXTRALIBS += -lexecinfo
else ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),)
EXIM_CFLAGS = -DNO_EXECINFO
endif
# We need the host version of macro_predef during the build, before
# building it we need to prepare the makefile.
define EXIM_BUILD_CMDS
$(TARGET_MAKE_ENV) build=br $(MAKE) -C $(@D) makefile
$(HOST_MAKE_ENV) $(MAKE) -C $(@D)/build-br macro_predef \
CC="$(HOSTCC)" \
LNCC="$(HOSTCC)" \
CFLAGS="-std=c99 $(HOST_CFLAGS)" \
LFLAGS="-fPIC $(HOST_LDFLAGS)"
$(TARGET_MAKE_ENV) build=br $(MAKE) -C $(@D) $(EXIM_STATIC_FLAGS) \
CFLAGS="-std=c99 $(TARGET_CFLAGS) $(EXIM_CFLAGS)" exim
endef
# Need to replicate the LFLAGS in install, as exim still wants to build
# something when installing...
define EXIM_INSTALL_TARGET_CMDS
cd $(@D)/build-br; \
DESTDIR=$(TARGET_DIR) build=br \
../scripts/exim_install -no_chown -no_symlink exim
chmod u+s $(TARGET_DIR)/usr/sbin/exim
endef
define EXIM_USERS
exim 88 mail 8 * - - - exim
endef
define EXIM_INSTALL_INIT_SYSV
$(INSTALL) -D -m 755 package/exim/S86exim \
$(TARGET_DIR)/etc/init.d/S86exim
endef
define EXIM_INSTALL_INIT_SYSTEMD
$(INSTALL) -D -m 644 package/exim/exim.service \
$(TARGET_DIR)/usr/lib/systemd/system/exim.service
endef
$(eval $(generic-package))