kopia lustrzana https://github.com/espressif/esp-idf
48 wiersze
1.6 KiB
Makefile
48 wiersze
1.6 KiB
Makefile
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TARGET_DIR=$(PWD)/.build
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ROM_ELF_FILE ?= /tmp/eagle.pro.rom.out
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all: newlib check_common_syms
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newlib_xtensa-2.2.0:
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git submodule update --init
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newlib: newlib_xtensa-2.2.0
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newlib:
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cd newlib_xtensa-2.2.0 && \
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./configure \
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--with-newlib \
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--enable-multilib \
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--disable-newlib-io-c99-formats \
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--disable-newlib-supplied-syscalls \
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--enable-newlib-nano-formatted-io \
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--enable-newlib-reent-small \
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--enable-target-optspace \
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--program-transform-name="s&^&xtensa-esp108-elf-&" \
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--disable-option-checking \
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--with-target-subdir=xtensa-esp108-elf \
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--target=xtensa-esp108-elf \
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--prefix=$(TARGET_DIR) \
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&& CROSS_CFLAGS="-DSIGNAL_PROVIDED -DABORT_PROVIDED -DMALLOC_PROVIDED" make all install || true
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cp -r $(TARGET_DIR)/xtensa-esp108-elf/{include,lib} ./
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cp lib/libc.a lib/libc_rom.a
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xtensa-esp108-elf-ar d lib/libc_rom.a lib_a-nano-vfprintf_float.o
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xtensa-esp108-elf-ar d lib/libc_rom.a lib_a-nano-vfscanf_float.o
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while read obj; do xtensa-esp108-elf-ar d lib/libc.a $$obj; done <libc_discard.list
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clean:
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rm -rf newlib_xtensa-2.2.0 .build include lib
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check_common_syms:
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@# get symbols in libc.a, except for _printf_float and _scanf_float
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@xtensa-esp108-elf-nm lib/libc.a | grep -v -E "\W+U\W+" | awk '{print $$3}' | grep -v -E '^$$' | grep -v '_printf_float' | grep -v '_scanf_float' | sort >libc.syms
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@# get symbols in ROM
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@xtensa-esp108-elf-nm $(ROM_ELF_FILE) | grep -v -E '\W+U\W+' | awk '{print $$3}' | sort >rom.syms
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@# check that there are no common symbols
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@test $$(comm -12 rom.syms libc.syms | tee common.syms | wc -l) -eq 0
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.PHONY: all clean newlib
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