[PATCH v5 1/5] wrapper: move inclusion of CSPRNG headers the wrapper.c file

["Neeraj Singh via GitGitGadget" <gitgitgadget@xxxxxxxxx>]

From: Neeraj Singh <neerajsi@xxxxxxxxxxxxx>

Including NTSecAPI.h in git-compat-util.h causes build errors in any
other file that includes winternl.h. That file was included in order to
get access to the RtlGenRandom cryptographically secure PRNG. This
change scopes the inclusion of all PRNG headers to just the wrapper.c
file, which is the only place it is really needed.

Signed-off-by: Neeraj Singh <neerajsi@xxxxxxxxxxxxx>
---
 compat/winansi.c  |  5 -----
 git-compat-util.h | 12 ------------
 wrapper.c         | 14 ++++++++++++++
 3 files changed, 14 insertions(+), 17 deletions(-)

diff --git a/compat/winansi.c b/compat/winansi.c
index 936a80a5f00..3abe8dd5a27 100644
--- a/compat/winansi.c
+++ b/compat/winansi.c
@@ -4,11 +4,6 @@
 
 #undef NOGDI
 
-/*
- * Including the appropriate header file for RtlGenRandom causes MSVC to see a
- * redefinition of types in an incompatible way when including headers below.
- */
-#undef HAVE_RTLGENRANDOM
 #include "../git-compat-util.h"
 #include <wingdi.h>
 #include <winreg.h>
diff --git a/git-compat-util.h b/git-compat-util.h
index 876907b9df4..a25ebb822ee 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -197,12 +197,6 @@
 #endif
 #include <windows.h>
 #define GIT_WINDOWS_NATIVE
-#ifdef HAVE_RTLGENRANDOM
-/* This is required to get access to RtlGenRandom. */
-#define SystemFunction036 NTAPI SystemFunction036
-#include <NTSecAPI.h>
-#undef SystemFunction036
-#endif
 #endif
 
 #include <unistd.h>
@@ -273,12 +267,6 @@
 #else
 #include <stdint.h>
 #endif
-#ifdef HAVE_ARC4RANDOM_LIBBSD
-#include <bsd/stdlib.h>
-#endif
-#ifdef HAVE_GETRANDOM
-#include <sys/random.h>
-#endif
 #ifdef NO_INTPTR_T
 /*
  * On I16LP32, ILP32 and LP64 "long" is the safe bet, however
diff --git a/wrapper.c b/wrapper.c
index 3258cdb171f..2a1aade473b 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -4,6 +4,20 @@
 #include "cache.h"
 #include "config.h"
 
+#ifdef HAVE_RTLGENRANDOM
+/* This is required to get access to RtlGenRandom. */
+#define SystemFunction036 NTAPI SystemFunction036
+#include <NTSecAPI.h>
+#undef SystemFunction036
+#endif
+
+#ifdef HAVE_ARC4RANDOM_LIBBSD
+#include <bsd/stdlib.h>
+#endif
+#ifdef HAVE_GETRANDOM
+#include <sys/random.h>
+#endif
+
 static int memory_limit_check(size_t size, int gentle)
 {
 	static size_t limit = 0;
-- 
gitgitgadget