[freetype2] master f76f7fd: Hide internal functions with SunPro.

[Alexei Podtelezhnikov]

branch: master
commit f76f7fdecdb14f343beb009dcef63a01b08162df
Author: Alexei Podtelezhnikov <apodtele@gmail.com>
Commit: Alexei Podtelezhnikov <apodtele@gmail.com>

    Hide internal functions with SunPro.
    
    * include/freetype/internal/compiler-macros.h
    (FT_INTERNAL_FUNCTION_ATTRIBUTE) <__SUNPRO_C>: Define as __hidden.
---
 ChangeLog                                   | 7 +++++++
 include/freetype/internal/compiler-macros.h | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 18313c1..e96ec61 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2020-07-28  Alexei Podtelezhnikov  <apodtele@gmail.com>
+
+       Hide internal functions with SunPro.
+
+       * include/freetype/internal/compiler-macros.h
+       (FT_INTERNAL_FUNCTION_ATTRIBUTE) <__SUNPRO_C>: Define as __hidden.
+
 2020-07-28  Anuj Verma  <anujv@iitbhilai.ac.in>
 
        Fix static compilation with Visual C.
diff --git a/include/freetype/internal/compiler-macros.h 
b/include/freetype/internal/compiler-macros.h
index 8ed3d11..f0002e5 100644
--- a/include/freetype/internal/compiler-macros.h
+++ b/include/freetype/internal/compiler-macros.h
@@ -115,6 +115,11 @@ FT_BEGIN_HEADER
 #define FT_INTERNAL_FUNCTION_ATTRIBUTE  \
           __attribute__(( visibility( "hidden" ) ))
 
+  /* Sun */
+#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550
+#define FT_INTERNAL_FUNCTION_ATTRIBUTE  __hidden
+#endif
+
 #else
 #define FT_INTERNAL_FUNCTION_ATTRIBUTE  /* empty */
 #endif