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tsan: fix freebsd build 

freebsd does not have /proc/self/environ

llvm-svn: 211417
This commit is contained in:
Dmitry Vyukov 2014-06-20 22:49:41 +00:00
parent c3510c74f7
commit f9c22916d5
1 changed files with 7 additions and 0 deletions
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7
compiler-rt/lib/sanitizer_common/sanitizer_linux.cc
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@ -48,6 +48,7 @@
#include <unistd.h>
#if SANITIZER_FREEBSD
#include <stdlib.h> // for getenv
#include <sys/sysctl.h>
#include <machine/atomic.h>
extern "C" {
@ -314,6 +315,7 @@ u64 NanoTime() {
return (u64)tv.tv_sec * 1000*1000*1000 + tv.tv_usec * 1000;
}
#if SANITIZER_LINUX
// Like getenv, but reads env directly from /proc and does not use libc.
// This function should be called first inside __asan_init.
const char *GetEnv(const char *name) {
@ -341,6 +343,11 @@ const char *GetEnv(const char *name) {
}
return 0; // Not found.
}
#else
const char *GetEnv(const char *name) {
return getenv(name);
}
#endif
extern "C" {
SANITIZER_WEAK_ATTRIBUTE extern void *__libc_stack_end;