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authorBruce Dawson <brucedawson@google.com>2014-11-18 13:42:28 -0800
committerBruce Dawson <brucedawson@google.com>2014-11-18 13:42:28 -0800
commitddc206276c96406b47f9c8760e981500d7ad9063 (patch)
treefb7f53eb9e45b03c39b3e5f26cf3704f75d7b555 /core/include/fxcrt/fx_system.h
parent0ed3b28a70c64e06340b892e6b5e753f80b0fa4e (diff)
downloadpdfium-ddc206276c96406b47f9c8760e981500d7ad9063.tar.xz
Merge to XFA: patch from CL 738433003
Review URL: https://codereview.chromium.org/738433003 R=tsepez@chromium.org TBR=tsepez@chromium.org Review URL: https://codereview.chromium.org/741473003
Diffstat (limited to 'core/include/fxcrt/fx_system.h')
-rw-r--r--core/include/fxcrt/fx_system.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/core/include/fxcrt/fx_system.h b/core/include/fxcrt/fx_system.h
index 36050f35dc..355bd74327 100644
--- a/core/include/fxcrt/fx_system.h
+++ b/core/include/fxcrt/fx_system.h
@@ -293,4 +293,35 @@ typedef base::CheckedNumeric<size_t> FX_SAFE_SIZE_T;
#define FX_OVERRIDE
#endif
#endif
+
+// To print a size_t value in a portable way:
+// size_t size;
+// printf("xyz: %" PRIuS, size);
+// The "u" in the macro corresponds to %u, and S is for "size".
+
+#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
+
+#if (defined(_INTTYPES_H) || defined(_INTTYPES_H_)) && !defined(PRId64)
+#error "inttypes.h has already been included before this header file, but "
+#error "without __STDC_FORMAT_MACROS defined."
+#endif
+
+#if !defined(__STDC_FORMAT_MACROS)
+#define __STDC_FORMAT_MACROS
+#endif
+
+#include <inttypes.h>
+
+#if !defined(PRIuS)
+#define PRIuS "zu"
+#endif
+
+#else // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+
+#if !defined(PRIuS)
+#define PRIuS "Iu"
+#endif
+
+#endif
+
#endif