Use #if rather than #ifdef to check HAVE_* macros.

This commit is contained in:
Gunnar Beutner 2013-02-14 10:55:15 +01:00
parent 9412b2be35
commit 49576d3a82
3 changed files with 9 additions and 9 deletions

View File

@ -166,7 +166,7 @@ namespace tuples = boost::tuples;
#include <openssl/ssl.h>
#include <openssl/err.h>
#ifdef HAVE_GCC_ABI_DEMANGLE
#if HAVE_GCC_ABI_DEMANGLE
# include <cxxabi.h>
#endif /* HAVE_GCC_ABI_DEMANGLE */

View File

@ -30,7 +30,7 @@ void Process::CreateWorkers(void)
{
int fds[2];
#ifdef HAVE_PIPE2
#if HAVE_PIPE2
if (pipe2(fds, O_CLOEXEC) < 0)
BOOST_THROW_EXCEPTION(PosixException("pipe2() failed.", errno));
#else /* HAVE_PIPE2 */
@ -172,7 +172,7 @@ void Process::InitTask(void)
int fds[2];
#ifdef HAVE_PIPE2
#if HAVE_PIPE2
if (pipe2(fds, O_NONBLOCK | O_CLOEXEC) < 0)
BOOST_THROW_EXCEPTION(PosixException("pipe2() failed.", errno));
#else /* HAVE_PIPE2 */
@ -223,11 +223,11 @@ void Process::InitTask(void)
m_ExtraEnvironment.reset();
#ifdef HAVE_VFORK
#if HAVE_WORKING_VFORK
m_Pid = vfork();
#else /* HAVE_VFORK */
#else /* HAVE_WORKING_VFORK */
m_Pid = fork();
#endif /* HAVE_VFORK */
#endif /* HAVE_WORKING_VFORK */
if (m_Pid < 0)
BOOST_THROW_EXCEPTION(PosixException("fork() failed.", errno));

View File

@ -19,7 +19,7 @@
#include "i2-base.h"
#include <mmatch.h>
#ifdef HAVE_BACKTRACE_SYMBOLS
#if HAVE_BACKTRACE_SYMBOLS
# include <execinfo.h>
#endif /* HAVE_BACKTRACE_SYMBOLS */
@ -37,7 +37,7 @@ String Utility::DemangleSymbolName(const String& sym)
{
String result = sym;
#ifdef HAVE_GCC_ABI_DEMANGLE
#if HAVE_GCC_ABI_DEMANGLE
int status;
char *realname = abi::__cxa_demangle(sym.CStr(), 0, 0, &status);
@ -71,7 +71,7 @@ String Utility::GetTypeName(const type_info& ti)
*/
bool Utility::PrintStacktrace(ostream& fp, int ignoreFrames)
{
#ifdef HAVE_BACKTRACE_SYMBOLS
#if HAVE_BACKTRACE_SYMBOLS
void *frames[50];
int framecount = backtrace(frames, sizeof(frames) / sizeof(frames[0]));