编译 p3dfft 驱动程序时未解析的 MPI Fortran 符号答案

【问题标题】：Unresolved MPI Fortran symbols when compiling p3dfft driver编译 p3dfft 驱动程序时未解析的 MPI Fortran 符号
【发布时间】：2017-08-17 20:57:28
【问题描述】：

我在尝试编译驱动程序 p3dfft 程序时遇到以下错误。我应该怎么做才能避免这个错误？

latish@latish-Aspire-E5-573G:~/btp/p3dfft-2.7.5/sample/C$ mpicc  -g -O2 -lmpi_f90 -o test_sine_c.x driver_sine.o ../../build/libp3dfft.a /usr/local//lib/libfftw3.a   -lgfortran -lmpichf90 -lm
../../build/libp3dfft.a(module.o): In function `ztran_f_same_many':
/home/latish/btp/p3dfft-2.7.5/build/ftran.F90:819: undefined reference to `mpi_abort_'
/home/latish/btp/p3dfft-2.7.5/build/ftran.F90:794: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/ftran.F90:816: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/ftran.F90:803: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/ftran.F90:812: undefined reference to `mpi_wtime_'
../../build/libp3dfft.a(module.o): In function `ztran_b_same_many':
/home/latish/btp/p3dfft-2.7.5/build/btran.F90:300: undefined reference to `mpi_abort_'
/home/latish/btp/p3dfft-2.7.5/build/btran.F90:275: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/btran.F90:297: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/btran.F90:284: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/btran.F90:293: undefined reference to `mpi_wtime_'
../../build/libp3dfft.a(module.o): In function `fcomm2_many':
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:52: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:69: undefined reference to `mpi_alltoallv_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:72: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:74: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:79: undefined reference to `mpi_wtime_'
../../build/libp3dfft.a(module.o): In function `fcomm2':
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:213: undefined reference to `mpi_wtime_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:256: undefined reference to `mpi_alltoallv_'
/home/latish/btp/p3dfft-2.7.5/build/fcomm2.F90:257: undefined reference to `mpi_wtime_'


collect2: error: ld returned 1 exit status

【问题讨论】：

标签： c mpi fftw

【解决方案1】：

为什么不使用 mpifort 而不是 mpicc 作为链接器？你显然是在链接一个 Fortran 应用程序。

另一种选择是尝试-lmpi_f90 选项在 fftw 库之后

【讨论】：

这是一个 C 程序，这就是我使用 mpicc 的原因，感谢第二部分对我的帮助，在 fftw 库之后链接 mpi_f90 不会给我错误
您也可以考虑构建p3dfft没有 Fortran 绑定。另外，如果您发现我最初的回答有帮助，请考虑接受。