In file included from main.cpp:3:
units.h:26:2: warning: no newline at end of file
In file included from units.cpp:2:
units.h:26:2: warning: no newline at end of file
units.cpp:14:2: warning: no newline at end of file
/tmp/ccXnSAhw.o: In function `unit::unit()':
units.cpp:(.text+0xbe): multiple definition of `unit::unit()'
/tmp/ccwidjnA.o:main.cpp:(.text+0x10): first defined here
/tmp/ccXnSAhw.o: In function `unit::unit()':
units.cpp:(.text+0xe2): multiple definition of `unit::unit()'
/tmp/ccwidjnA.o:main.cpp:(.text+0x34): first defined here
collect2: ld returned 1 exit status