Alex Henrie : msvcrt: Don' t set errno in log functions if x is positive infinity.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f5d3ba5888ce8474a001ff975a7b5163d1e5c2ec
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f5d3ba5888ce8474a001ff975a7b5163d1e5c2ec

Author: Alex Henrie <alexhenrie24 at gmail.com>
Date:   Mon Jul 17 22:33:53 2017 -0600

msvcrt: Don't set errno in log functions if x is positive infinity.

Signed-off-by: Alex Henrie <alexhenrie24 at gmail.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcrt/math.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/dlls/msvcrt/math.c b/dlls/msvcrt/math.c
index 637f920..b030a63 100644
--- a/dlls/msvcrt/math.c
+++ b/dlls/msvcrt/math.c
@@ -225,10 +225,10 @@ float CDECL MSVCRT_fmodf( float x, float y )
 /*********************************************************************
  *      MSVCRT_logf (MSVCRT.@)
  */
-float CDECL MSVCRT_logf( float x)
+float CDECL MSVCRT_logf( float x )
 {
-  if (x < 0.0 || !finitef(x)) *MSVCRT__errno() = MSVCRT_EDOM;
-  if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
+  if (x < 0.0) *MSVCRT__errno() = MSVCRT_EDOM;
+  else if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
   return logf(x);
 }
 
@@ -237,8 +237,8 @@ float CDECL MSVCRT_logf( float x)
  */
 float CDECL MSVCRT_log10f( float x )
 {
-  if (x < 0.0 || !finitef(x)) *MSVCRT__errno() = MSVCRT_EDOM;
-  if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
+  if (x < 0.0) *MSVCRT__errno() = MSVCRT_EDOM;
+  else if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
   return log10f(x);
 }
 
@@ -420,10 +420,10 @@ double CDECL MSVCRT_fmod( double x, double y )
 /*********************************************************************
  *		MSVCRT_log (MSVCRT.@)
  */
-double CDECL MSVCRT_log( double x)
+double CDECL MSVCRT_log( double x )
 {
-  if (x < 0.0 || !isfinite(x)) *MSVCRT__errno() = MSVCRT_EDOM;
-  if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
+  if (x < 0.0) *MSVCRT__errno() = MSVCRT_EDOM;
+  else if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
   return log(x);
 }
 
@@ -432,8 +432,8 @@ double CDECL MSVCRT_log( double x)
  */
 double CDECL MSVCRT_log10( double x )
 {
-  if (x < 0.0 || !isfinite(x)) *MSVCRT__errno() = MSVCRT_EDOM;
-  if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
+  if (x < 0.0) *MSVCRT__errno() = MSVCRT_EDOM;
+  else if (x == 0.0) *MSVCRT__errno() = MSVCRT_ERANGE;
   return log10(x);
 }