diff options
Diffstat (limited to 'pd/m4/android.m4')
| -rw-r--r-- | pd/m4/android.m4 | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/pd/m4/android.m4 b/pd/m4/android.m4 new file mode 100644 index 00000000..c63927e2 --- /dev/null +++ b/pd/m4/android.m4 @@ -0,0 +1,124 @@ +dnl Copyright (C) 2010 IOhannes m zmölnig +dnl This file is free software; IOhannes m zmölnig +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. +# AM_CHECK_ANDROID (ACTION_IF_FOUND, ACTION_IF_NOT_FOUND, [ACTION_IF_FAILED]) +# enables the "--with-android" flag; +# if the androidSDK is detected, this will +# - set the CC & CPP to the cross-compiler ( resp preprocessor) +# - as well as the apropriate CFLAGS, INCLUDES and LDFLAGS +# - these values can also be found in ANDROID_CC, ANDROID_CPP, +# ANDROID_INCLUDES, ANDROID_ARCH, ANDROID_CFLAGS, ANDROID_LDFLAGS +# it will then call ACTION_IF_FOUND +# elif ACTION_IF_FAILED is set and the androidSDK is not detected even though the user +# requested it (by specifying a path, or simply saying "--with-android=yes"), +# then ACTION_IF_FAILED is called +# else +# ACTION_IF_NOT_FOUND is called +# +# TODO: only run checks when architecture is right (x-compiling) +# hc's code used "arm-linux" +# -------------------------------------------------------------- +AC_DEFUN([PD_CHECK_ANDROID], +[ +define([androidpath_default],[${HOME}/src/android/android-ndk-1.6_r1]) +define([androidversion_default],[android-4]) + +AC_ARG_WITH([android], + AS_HELP_STRING( [--with-android=</path/to/sdk>], + [specify path to Android SDK (only used when building for Android) [androidpath_default]]), + android_path=$withval) +AC_ARG_WITH([androidversion], + AS_HELP_STRING( [--with-androidversion=<sdk-version>], + [specify Android target version (only used when building for Android) [androidversion_default]]), + android_target_platform=$withval) + + +case $host in + arm-linux) + ;; + *) + AC_MSG_NOTICE([Android SDK only available for arm-linux hosts, skipping tests]) + with_android="no" + ;; +esac + + +if test "x${with_android}" != "xno" ; then + AC_MSG_CHECKING([android SDK]) + + if test "x${android_path}" = "xyes"; then + android_path=androidpath_default + fi + if test "x${android_target_platform}" = "x"; then + android_target_platform=androidversion_default + fi + + android_target_arch_abi=arm + android_gcc_path="${android_path}/build/prebuilt/linux-x86/arm-eabi-4.2.1/bin" + ANDROID_CPP="${android_gcc_path}/arm-eabi-cpp" + ANDROID_CC="${android_gcc_path}/arm-eabi-gcc" + ANDROID_LD="${android_gcc_path}/arm-eabi-ld" + ANDROID_SYSROOT="${android_path}/build/platforms/${android_target_platform}/arch-${android_target_arch_abi}" + + if test -d "${ANDROID_SYSROOT}/usr/include" && + test -x "${ANDROID_CC}" && + test -x "${ANDROID_LD}" && + test -x "${ANDROID_CPP}"; then + CPP="${ANDROID_CPP}" + CC="${ANDROID_CC}" + LD="${ANDROID_LD}" + android_target_libgcc=$(${ANDROID_CC} -print-libgcc-file-name) + + #ah, i don't like all this... + + #why do we have to specify _HAVE_UNISTD_H and HAVE_GL: can't we use autoconf tests? + ANDROID_DEFS="-DANDROID -D__linux__ -D_HAVE_UNISTD_H -DHAVE_LIBGL -D__BSD_VISIBLE= + 1" + ANDROID_INCLUDES="-I${ANDROID_SYSROOT}/usr/include" + + # what broken compiler is this, if we have to specify all the architecture defines manually? + ANDROID_ARCH_CFLAGS="-march=armv5te -mtune=xscale -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__" + + #shan't we test for these flags? + ANDROID_OPT_CFLAGS=" -msoft-float -fpic -mthumb-interwork -ffunction-sections -funwind-tables -fstack-protector -fno-short-enums -mthumb -fno-strict-aliasing -finline-limit=64 -O2" + + ANDROID_CFLAGS="${ANDROID_ARCH_CFLAGS} ${ANDROID_OPT_CFLAGS}" + ANDROID_LDFLAGS="-nostdlib -Wl,--no-undefined -Wl,-rpath-link=${ANDROID_SYSROOT}/usr/lib ${android_target_libgcc}" + + INCLUDES="${INCLUDES} ${ANDROID_INCLUDES}" + CFLAGS="${CFLAGS} ${ANDROID_CFLAGS}" + LDFLAGS="${LDFLAGS} ${ANDROID_LDFLAGS}" + + # workaround for rpl_malloc/rpl_realloc bug in autoconf when cross-compiling + ac_cv_func_malloc_0_nonnull=yes + ac_cv_func_realloc_0_nonnull=yes + + AC_MSG_RESULT([yes]) + [$1] + else + ANDROID_CPP="" + ANDROID_CC="" + ANDROID_LD="" + ANDROID_SYSROOT="" + + if test "x${with_android}" = "x"; then + with_android="no" + fi + + AC_MSG_RESULT([no]) + if test "x${with_android}" = "xno"; then + : + [$2] + else + : + ifelse([$3], , [$2], [$3]) + fi + fi +else +# --without-android + [$2] +fi +undefine([androidpath_default]) +undefine([androidversion_default]) +])
\ No newline at end of file |