use the format attribute in more places, disable X11 options when building with GHOST_SDL

2 files changed, 10 insertions, 2 deletions

diff --git a/source/blender/blenlib/BLI_dynstr.h b/source/blender/blenlib/BLI_dynstr.h
index 3b7f2d6bbaf..1fa0a3aee8a 100644
--- a/source/blender/blenlib/BLI_dynstr.h
+++ b/source/blender/blenlib/BLI_dynstr.h
@@ -80,7 +80,11 @@ void    BLI_dynstr_appendf(DynStr *ds, const char *format, ...)
 __attribute__ ((format(printf, 2, 3)))
 #endif
 ;
-void    BLI_dynstr_vappendf(DynStr *ds, const char *format, va_list args);
+void    BLI_dynstr_vappendf(DynStr *ds, const char *format, va_list args)
+#ifdef __GNUC__
+__attribute__ ((format(printf, 2, 0)))
+#endif
+;
 
 /**
  * Find the length of a DynStr.
diff --git a/source/blender/blenlib/BLI_string.h b/source/blender/blenlib/BLI_string.h
index b3d0df04eb1..666c74ca36f 100644
--- a/source/blender/blenlib/BLI_string.h
+++ b/source/blender/blenlib/BLI_string.h
@@ -144,7 +144,11 @@ __attribute__((nonnull))
 /*
  * Replacement for vsnprintf
  */
-size_t BLI_vsnprintf(char *buffer, size_t count, const char *format, va_list arg);
+size_t BLI_vsnprintf(char *buffer, size_t count, const char *format, va_list arg)
+#ifdef __GNUC__
+__attribute__ ((format(printf, 3, 0)))
+#endif
+;
 
 /*
  * Print formatted string into a newly mallocN'd string