Piotr Caban : msvcrt: Implement lrintf using rintf function.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: aa2248164c0492f0554c65b268de3a7b2a1ac616
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=aa2248164c0492f0554c65b268de3a7b2a1ac616

Author: Piotr Caban <piotr at codeweavers.com>
Date:   Mon May 10 20:11:54 2021 +0200

msvcrt: Implement lrintf using rintf function.

Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 configure             |  1 -
 configure.ac          |  1 -
 dlls/msvcrt/math.c    | 10 +++++++++-
 dlls/msvcrt/unixlib.c | 13 -------------
 dlls/msvcrt/unixlib.h |  1 -
 include/config.h.in   |  3 ---
 6 files changed, 9 insertions(+), 20 deletions(-)

diff --git a/configure b/configure
index 2b17a5b20c7..b4434b16a86 100755
--- a/configure
+++ b/configure
@@ -19642,7 +19642,6 @@ for ac_func in \
 	log1pf \
 	log2 \
 	log2f \
-	lrintf \
 	nearbyint \
 	nearbyintf \
 	nexttoward \
diff --git a/configure.ac b/configure.ac
index 7af593fa6fd..2cd25a5671b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2682,7 +2682,6 @@ AC_CHECK_FUNCS(\
 	log1pf \
 	log2 \
 	log2f \
-	lrintf \
 	nearbyint \
 	nearbyintf \
 	nexttoward \
diff --git a/dlls/msvcrt/math.c b/dlls/msvcrt/math.c
index fd580d44a9d..22b2b0c71ed 100644
--- a/dlls/msvcrt/math.c
+++ b/dlls/msvcrt/math.c
@@ -4356,7 +4356,15 @@ __msvcrt_long CDECL lrint(double x)
  */
 __msvcrt_long CDECL lrintf(float x)
 {
-    return unix_funcs->lrintf( x );
+    float f;
+
+    f = rintf(x);
+    if ((f < 0 && f != (float)(__msvcrt_long)f)
+            || (f >= 0 && f != (float)(__msvcrt_ulong)f)) {
+        *_errno() = EDOM;
+        return 0;
+    }
+    return f;
 }
 
 /*********************************************************************
diff --git a/dlls/msvcrt/unixlib.c b/dlls/msvcrt/unixlib.c
index 0353859eec2..52410b0cc9c 100644
--- a/dlls/msvcrt/unixlib.c
+++ b/dlls/msvcrt/unixlib.c
@@ -555,18 +555,6 @@ static float CDECL unix_logbf( float x )
     return logbf( x );
 }
 
-/*********************************************************************
- *      lrintf
- */
-static int CDECL unix_lrintf(float x)
-{
-#ifdef HAVE_LRINTF
-    return lrintf(x);
-#else
-    return x >= 0 ? floorf(x + 0.5) : ceilf(x - 0.5);
-#endif
-}
-
 /*********************************************************************
  *      modf
  */
@@ -882,7 +870,6 @@ static const struct unix_funcs funcs =
     unix_log2f,
     unix_logb,
     unix_logbf,
-    unix_lrintf,
     unix_modf,
     unix_modff,
     unix_nearbyint,
diff --git a/dlls/msvcrt/unixlib.h b/dlls/msvcrt/unixlib.h
index 83356b0125b..4a33940fd64 100644
--- a/dlls/msvcrt/unixlib.h
+++ b/dlls/msvcrt/unixlib.h
@@ -72,7 +72,6 @@ struct unix_funcs
     float           (CDECL *log2f)(float x);
     double          (CDECL *logb)(double x);
     float           (CDECL *logbf)(float x);
-    int             (CDECL *lrintf)(float x);
     double          (CDECL *modf)(double x, double *iptr);
     float           (CDECL *modff)(float x, float *iptr);
     double          (CDECL *nearbyint)(double num);
diff --git a/include/config.h.in b/include/config.h.in
index 5dac8fd704c..920600dd680 100644
--- a/include/config.h.in
+++ b/include/config.h.in
@@ -471,9 +471,6 @@
 /* Define to 1 if you have the `log2f' function. */
 #undef HAVE_LOG2F
 
-/* Define to 1 if you have the `lrintf' function. */
-#undef HAVE_LRINTF
-
 /* Define to 1 if you have the `lstat' function. */
 #undef HAVE_LSTAT