解決MT7620A "squashfs3.2-r2" 編譯問題

解決MT7620A "squashfs3.2-r2" 編譯問題

SDK Version: 4.3.0.0

編譯問題：

問題1.

cc   mksquashfs.o read_fs.o sort.o  -lz -L/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_Alone -L/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_C -lpthread -lunlzma_r -llzma_r -lstdc++  -o mksquashfs

/usr/bin/ld: mksquashfs.o: undefined reference to symbol 'log10@@GLIBC_2.2.5'

//lib/x86_64-linux-gnu/libm.so.6: error adding symbols: DSO missing from command line

collect2: error: ld returned 1 exit status

make[1]: *** [mksquashfs] Error 1

make[1]: Leaving directory `/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/squashfs3.2-r2/squashfs-tools'

make: *** [all] Error 2

解決: 在mksquash_lzma-3.2/squashfs3.2-r2/squashfs-tools/Makefile中增加 -lm
將

 24 mksquashfs: LDLIBS += -lpthread -lunlzma_r -llzma_r -lstdc++ 

 25 mksquashfs: mksquashfs.o read_fs.o sort.o

 26 

修改成

 24 mksquashfs: LDLIBS += -lpthread -lunlzma_r -llzma_r -lstdc++ -lm

 25 mksquashfs: mksquashfs.o read_fs.o sort.o

 26 

問題2.

cc   unsquashfs.o  -lz -L/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_Alone -L/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_C -lunlzma -o unsquashfs

/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_C/libunlzma.a(uncomp.o): In function `sqlzma_un':

uncomp.c:(.text+0x4b): 未定義參考到「inflateReset」

uncomp.c:(.text+0x8c): 未定義參考到「inflate」

uncomp.c:(.text+0x180): 未定義參考到「zError」

/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/lzma443/C/7zip/Compress/LZMA_C/libunlzma.a(uncomp.o): In function `sqlzma_init':

uncomp.c:(.text+0x3a3): 未定義參考到「inflateInit_」

collect2: error: ld returned 1 exit status

make[1]: *** [unsquashfs] Error 1

make[1]: Leaving directory `/home/paddy/workspace/project/mediatek/apsoc/RT288x_SDK/toolchain/mksquash_lzma-3.2/squashfs3.2-r2/squashfs-tools'

make: *** [all] Error 2

解決: 在mksquash_lzma-3.2/squashfs3.2-r2/squashfs-tools/Makefile中增加 -lz

將

 30 

 31 unsquashfs: LDLIBS += -lunlzma

 32 unsquashfs: unsquashfs.o

修改成

 30 

 31 unsquashfs: LDLIBS += -lunlzma -lz

 32 unsquashfs: unsquashfs.o

以上！