D static lib called from C on Mac OS X
Nicolas Sicard
dransic at gmail.com
Wed Apr 25 06:42:52 PDT 2012
Hi,
I am trying to use a D static library from C on Mac OSX Lion, but
it always fails.
--- file mylib.d ---
module mylib;
import core.runtime;
extern(C) {
bool mylib_init() {
return Runtime.initialize();
}
bool mylib_free() {
return Runtime.terminate();
}
}
---
--- file main.c ---
extern void mylib_init();
extern void mylib_free();
int main() {
mylib_init();
mylib_free();
return 0;
}
---
I am compiling using:
$ dmd -c -lib mylib.d -oflibmylib.a
$ gcc -o main main.c -L. -lmylib -lphobos2
When I run ./main, I get a EXC_BAD_ACCESS (SIGSEGV) that seems
related to thread local storage during runtime initialization.
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 main 0x0000000103072dac
__tls_get_addr + 196
1 main 0x0000000103071d80
thread_attachThis + 312
2 main 0x0000000103071c3c thread_init
+ 24
3 main 0x0000000103073296 gc_init + 86
4 main 0x0000000103079f79 rt_init + 29
5 main 0x00000001030705bb
D4core7runtime7Runtime10initializeFDFC6object9ThrowableZvZb + 15
6 main 0x0000000103069e5d mylib_init
+ 13
7 main 0x0000000103069e2f main + 15
8 main 0x0000000103069e14 start + 52
Am I doing something wrong or trying to do something currently
unsupported?
Thanks,
Nicolas
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