工具链为：
OpenWrt-Toolchain-x86-generic_gcc-4.8-linaro_glibc-2.21.Linux-i686.tar.bz2
错误提示如下：
i486-openwrt-linux-gnu-gcc.bin: warning: environment variable 'STAGING_DIR' not defined i486-openwrt-linux-gnu-gcc.bin: warning: environment variable 'STAGING_DIR' not defined /opt/openwrt-i386-glibc-gcc/bin/../lib/gcc/i486-openwrt-linux-gnu/4.8.3/../../../../i486-openwrt-linux-gnu/bin/ld: warning: libutil.so.1, needed by /home/gino/expect5.45/libexpect5.45.so, not found (try using -rpath or -rpath-link) /opt/openwrt-i386-glibc-gcc/bin/../lib/gcc/i486-openwrt-linux-gnu/4.8.3/../../../../i486-openwrt-linux-gnu/bin/ld: warning: libpthread.so.0, needed by /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so, not found (try using -rpath or -rpath-link) /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.0' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.0' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.2' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.2' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.0' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.0' /home/gino/expect5.45/libexpect5.45.so: undefined reference to `[email protected]_2.0' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.0' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.1' /home/gino/tcl8.6.4/unix/tmp/lib/libtcl8.6.so: undefined reference to `[email protected]_2.1' collect2: error: ld returned 1 exit status make: *** [expect] 错误 1
对于警告信息部分的解决办法是。编译的时候选上编译SDK，在编译好的SDK中取出工具链。然后安装好工具链之后，将工具链目录下的 staging_dir 目录加入到环境变量 STAGING_DIR 中。(找不到的话，用 find 命令查找)
提示函数未定义部分：
在Makefiles中加入对应的链接库
-lutil -lphread
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时间： 2024-08-25 00:13:09