但是,该项目不起作用,当我运行ldd -d< file>它表明我有两个未找到的库.
>ldd -d output_file.so linux-gate.so.1 => (0xf77e0000) libvstdlib_srv.so => not found libtIEr0_srv.so => not found libm.so.6 => /lib/libm.so.6 (0xf7760000) libdl.so.2 => /lib/libdl.so.2 (0xf775b000) libc.so.6 => /lib/libc.so.6 (0xf75a9000) /lib/ld-linux.so.2 (0x46e4a000)undefined symbol: pfVectornormalize (output_file.so)undefined symbol: _Z12VectorAnglesRK6VectorR6QAngle (output_file.so)undefined symbol: pfSqrt (output_file.so)undefined symbol: __cxa_guard_acquire (output_file.so)undefined symbol: __cxa_guard_release (output_file.so)undefined symbol: _Z6ConMsgPKcz (output_file.so)undefined symbol: Warning (output_file.so)undefined symbol: __dynamic_cast (output_file.so)undefined symbol: _Z11ConcolorMsgRK5colorPKcz (output_file.so)undefined symbol: Error (output_file.so)undefined symbol: AssertValIDStringPtr (output_file.so)undefined symbol: _AssertValIDWritePtr (output_file.so)undefined symbol: _AssertValIDReadPtr (output_file.so)undefined symbol: _ZTVN10__cxxabiv121__vmi_class_type_infoE (output_file.so)undefined symbol: _ZTVN10__cxxabiv120__si_class_type_infoE (output_file.so)undefined symbol: _ZTVN10__cxxabiv117__class_type_infoE (output_file.so)undefined symbol: __gxx_personality_v0 (output_file.so)
这两个库被设置为指向文件实际位置的符号链接:
...lrwxrwxrwx 1 Andy Andy 62 May 2 12:30 libtIEr0_srv.so -> /home/dev/sdks/hl2sdk-ob-valve/lib/linux/libtIEr0_srv.solrwxrwxrwx 1 Andy Andy 64 May 2 12:30 libvstdlib_srv.so -> /home/dev/sdks/hl2sdk-ob-valve/lib/linux/libvstdlib_srv.so-rw-r--r-- 1 Andy Andy 5444 May 2 11:53 Makefile...
正在运行的gcc命令是
gcc -I / home / dev / sdks / hl2sdk-ob-valve / public / game / server -I. -I .. -ICEntity -Isdk -I / home / dev / project1 / hl2sdk-ob-valve / public -I / home / dev / sdks / hl2sdk-ob-valve / public / engine -I / home / dev / sdks / hl2sdk-ob-valve / public / tIEr0 -I / home / dev / sdks / hl2sdk-ob-valve / public / tIEr1 -I / home / dev / sdks / hl2sdk-ob-valve / public / mathlib -I / home / dev / project1 / mmsource-central / core -I / home / dev / project1 / mmsource-central / core / sourcehook -I / home / dev / project1 / sourcemod-central / public -I / home / dev / project1 / sourcemod -central / public / sourcepawn -I / home / dev / project1 / sourcemod-central / core project1_output / sdk / smsdk_ext.o project1_output / extension.o project1_output / CTrackingProjectile.o project1_output / CSentryRocket.o project1_output / CProjectileRocket.o project1_output / CProjectileArrow .o project1_output / CProjectileFlare.o project1_output / CProjectilePipe.o project1_output / CProjectileSyringe.o project1_output / CEntity / CEntity.o project1_output / CEntity / CEntityManager.o project1_output / CEntity / CPlayer.o / home / dev / project1 / hl2sdk-ob-valve /lib/linux/tIEr1_i486.a libvstdlib_srv.so libtIEr0_srv .so -m32 -lm -ldl -static-libgcc -shared -o project1_output / output_file.so
我的问题是:
1.)为什么即使它们符号链接也找不到这两个库?
2.)未定义的符号是mathlib包的一部分,它包含在gcc命令中. -I / home / dev / sdks / hl2sdk-ob-valve / public / mathlib为什么这些是未定义的,尽管被包括在内?
c不是我选择的语言,我对Makefile有足够的了解是危险的,但并不是真的要解决任何问题,所以如果这些信息不够,我会道歉.我可以根据需要提供更多.
解决方法 库文件是共享对象,这意味着它们在运行时才会被解析.为了让ldd找到它们(假设linux或其他Unix变体),你需要将库的路径添加到LD_liBRARY_PATH(还有另一个可以使用的路径env,但我现在想不到它)然后ldd应该能够找到库. 总结以上是内存溢出为你收集整理的c – ldd表示编译完成后找不到库全部内容,希望文章能够帮你解决c – ldd表示编译完成后找不到库所遇到的程序开发问题。
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