GSL编译错误

Question

我已经在Kubuntu14.04中安装了GSL的最新版本(1.16)。在安装时，我使用库附带的文件安装(一步一步)。我将eclipse环境配置为使用它。它可以工作，我认为，因为有一个自动完成，但当我开始编译程序时，会出现一些错误。拜托，我怎么才能修好它？

对不起我的英语不好！文件math.c有#include

Building target: C
Invoking: GCC C Linker
gcc -L/usr/local/lib -o "C"  ./src/C.o   -lgsl -lgslcblas
/usr/local/lib/libgsl.a(math.o): In function `gsl_complex_polar':
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:56: undefined reference to `sincos'
/usr/local/lib/libgsl.a(math.o): In function `gsl_complex_logabs':
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:115: undefined reference to `log'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:115: undefined reference to `log1p'
/usr/local/lib/libgsl.a(math.o): In function `gsl_complex_abs':
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:83: undefined reference to `hypot'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:83: undefined reference to `hypot'
/usr/local/lib/libgsl.a(math.o): In function `gsl_complex_sqrt':
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:293: undefined reference to `sqrt'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:293: undefined reference to `sqrt'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:288: undefined reference to `sqrt'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:288: undefined reference to `sqrt'
/home/hacker101/Project/Libraries/gsl-1.16/complex/math.c:293: undefined reference to `sqrt'
......
collect2: error: ld returned 1 exit status
make: *** [C] Error 1 

Answer 1

这很可能只是数学库的一个缺失链接。您可能想尝试将-lm添加到链接命令的-lgsl -lgslcblas之后。