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randomenv: use ifdef over if

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randomenv.cpp:48:5: warning: 'HAVE_VM_VM_PARAM_H' is not defined, evaluates to 0 [-Wundef]

randomenv.cpp:51:5: warning: 'HAVE_SYS_RESOURCES_H' is not defined, evaluates to 0 [-Wundef]

randomenv.cpp:424:5: error: 'HAVE_SYSCTL' is not defined, evaluates to 0 [-Werror,-Wundef]
This commit is contained in:
fanquake 2024-04-04 12:14:35 +01:00
parent 7839503b30
commit 40cd7585a0
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GPG key ID: 2EEB9F5CC09526C1
1 changed files with 7 additions and 7 deletions
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14
src/randomenv.cpp
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@ -42,15 +42,15 @@
#if HAVE_DECL_GETIFADDRS && HAVE_DECL_FREEIFADDRS
#include <ifaddrs.h>
#endif
#if HAVE_SYSCTL
#ifdef HAVE_SYSCTL
#include <sys/sysctl.h>
#if HAVE_VM_VM_PARAM_H
#ifdef HAVE_VM_VM_PARAM_H
#include <vm/vm_param.h>
#endif
#if HAVE_SYS_RESOURCES_H
#ifdef HAVE_SYS_RESOURCES_H
#include <sys/resources.h>
#endif
#if HAVE_SYS_VMMETER_H
#ifdef HAVE_SYS_VMMETER_H
#include <sys/vmmeter.h>
#endif
#endif
@ -162,7 +162,7 @@ void AddPath(CSHA512& hasher, const char *path)
}
#endif
#if HAVE_SYSCTL
#ifdef HAVE_SYSCTL
template<int... S>
void AddSysctl(CSHA512& hasher)
{
@ -274,7 +274,7 @@ void RandAddDynamicEnv(CSHA512& hasher)
AddFile(hasher, "/proc/self/status");
#endif
#if HAVE_SYSCTL
#ifdef HAVE_SYSCTL
# ifdef CTL_KERN
# if defined(KERN_PROC) && defined(KERN_PROC_ALL)
AddSysctl<CTL_KERN, KERN_PROC, KERN_PROC_ALL>(hasher);
@ -419,7 +419,7 @@ void RandAddStaticEnv(CSHA512& hasher)
// For MacOS/BSDs, gather data through sysctl instead of /proc. Not all of these
// will exist on every system.
#if HAVE_SYSCTL
#ifdef HAVE_SYSCTL
# ifdef CTL_HW
# ifdef HW_MACHINE
AddSysctl<CTL_HW, HW_MACHINE>(hasher);