buildroot

################################################################################

#

# bash

#

################################################################################

​

BASH_VERSION = 4.4

BASH_SITE = $(BR2_GNU_MIRROR)/bash

# Build after since bash is better than busybox shells

BASH_DEPENDENCIES = ncurses readline host-bison \

    $(if $(BR2_PACKAGE_BUSYBOX),busybox)

BASH_CONF_OPTS = --with-installed-readline

BASH_LICENSE = GPL-3.0+

BASH_LICENSE_FILES = COPYING

​

BASH_CONF_ENV += \

    ac_cv_rl_prefix="$(STAGING_DIR)" \

    ac_cv_rl_version="$(READLINE_VERSION)" \

    bash_cv_getcwd_malloc=yes \

    bash_cv_job_control_missing=present \

    bash_cv_sys_named_pipes=present \

    bash_cv_func_sigsetjmp=present \

    bash_cv_printf_a_format=yes

​

# The static build needs some trickery

ifeq ($(BR2_STATIC_LIBS),y)

BASH_CONF_OPTS += --enable-static-link --without-bash-malloc

# bash wants to redefine the getenv() function. To check whether this is

# possible, AC_TRY_RUN is used which is not possible in

# cross-compilation.

# On uClibc, redefining getenv is not possible; on glibc and musl it is.

# Related:

# http://lists.gnu.org/archive/html/bug-bash/2012-03/msg00052.html

ifeq ($(BR2_TOOLCHAIN_USES_UCLIBC),y)

BASH_CONF_ENV += bash_cv_getenv_redef=no

else

BASH_CONF_ENV += bash_cv_getenv_redef=yes

endif

endif

​

# Make /bin/sh -> bash (no other shell, better than busybox shells)

define BASH_INSTALL_TARGET_CMDS

    $(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \

        DESTDIR=$(TARGET_DIR) exec_prefix=/ install

    rm -f $(TARGET_DIR)/bin/bashbug

endef

​

$(eval $(autotools-package))