X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstat-time.h;h=b3df6eb816d28aef1e5e5f80d541969143e15051;hb=7ef6c64e210ac0979d7e8ac69bc5b5208c2405ab;hp=d36a78ec54f69e7bb275e04d47b924653ffdb3dc;hpb=b6772983c800c6faee7fc793b83975afb6d58bcc;p=gnulib.git

diff --git a/lib/stat-time.h b/lib/stat-time.h
index d36a78ec5..b3df6eb81 100644
--- a/lib/stat-time.h
+++ b/lib/stat-time.h
@@ -1,6 +1,6 @@
 /* stat-related time functions.
 
-   Copyright (C) 2005, 2007, 2009-2011 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007, 2009-2014 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -23,6 +23,14 @@
 #include <sys/stat.h>
 #include <time.h>
 
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
+_GL_INLINE_HEADER_BEGIN
+#ifndef _GL_STAT_TIME_INLINE
+# define _GL_STAT_TIME_INLINE _GL_INLINE
+#endif
+
 /* STAT_TIMESPEC (ST, ST_XTIM) is the ST_XTIM member for *ST of type
    struct timespec, if available.  If not, then STAT_TIMESPEC_NS (ST,
    ST_XTIM) is the nanosecond component of the ST_XTIM member for *ST,
@@ -46,7 +54,7 @@
 #endif
 
 /* Return the nanosecond component of *ST's access time.  */
-static inline long int
+_GL_STAT_TIME_INLINE long int
 get_stat_atime_ns (struct stat const *st)
 {
 # if defined STAT_TIMESPEC
@@ -59,7 +67,7 @@ get_stat_atime_ns (struct stat const *st)
 }
 
 /* Return the nanosecond component of *ST's status change time.  */
-static inline long int
+_GL_STAT_TIME_INLINE long int
 get_stat_ctime_ns (struct stat const *st)
 {
 # if defined STAT_TIMESPEC
@@ -72,7 +80,7 @@ get_stat_ctime_ns (struct stat const *st)
 }
 
 /* Return the nanosecond component of *ST's data modification time.  */
-static inline long int
+_GL_STAT_TIME_INLINE long int
 get_stat_mtime_ns (struct stat const *st)
 {
 # if defined STAT_TIMESPEC
@@ -85,7 +93,7 @@ get_stat_mtime_ns (struct stat const *st)
 }
 
 /* Return the nanosecond component of *ST's birth time.  */
-static inline long int
+_GL_STAT_TIME_INLINE long int
 get_stat_birthtime_ns (struct stat const *st)
 {
 # if defined HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC
@@ -100,7 +108,7 @@ get_stat_birthtime_ns (struct stat const *st)
 }
 
 /* Return *ST's access time.  */
-static inline struct timespec
+_GL_STAT_TIME_INLINE struct timespec
 get_stat_atime (struct stat const *st)
 {
 #ifdef STAT_TIMESPEC
@@ -114,7 +122,7 @@ get_stat_atime (struct stat const *st)
 }
 
 /* Return *ST's status change time.  */
-static inline struct timespec
+_GL_STAT_TIME_INLINE struct timespec
 get_stat_ctime (struct stat const *st)
 {
 #ifdef STAT_TIMESPEC
@@ -128,7 +136,7 @@ get_stat_ctime (struct stat const *st)
 }
 
 /* Return *ST's data modification time.  */
-static inline struct timespec
+_GL_STAT_TIME_INLINE struct timespec
 get_stat_mtime (struct stat const *st)
 {
 #ifdef STAT_TIMESPEC
@@ -142,8 +150,8 @@ get_stat_mtime (struct stat const *st)
 }
 
 /* Return *ST's birth time, if available; otherwise return a value
-   with negative tv_nsec.  */
-static inline struct timespec
+   with tv_sec and tv_nsec both equal to -1.  */
+_GL_STAT_TIME_INLINE struct timespec
 get_stat_birthtime (struct stat const *st)
 {
   struct timespec t;
@@ -155,13 +163,13 @@ get_stat_birthtime (struct stat const *st)
   t.tv_sec = st->st_birthtime;
   t.tv_nsec = st->st_birthtimensec;
 #elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
-  /* Woe32 native platforms (but not Cygwin) put the "file creation
+  /* Native Windows platforms (but not Cygwin) put the "file creation
      time" in st_ctime (!).  See
      <http://msdn2.microsoft.com/de-de/library/14h5k7ff(VS.80).aspx>.  */
   t.tv_sec = st->st_ctime;
   t.tv_nsec = 0;
 #else
-  /* Birth time is not supported.  Set tv_sec to avoid undefined behavior.  */
+  /* Birth time is not supported.  */
   t.tv_sec = -1;
   t.tv_nsec = -1;
   /* Avoid a "parameter unused" warning.  */
@@ -175,13 +183,17 @@ get_stat_birthtime (struct stat const *st)
      using zero.  Attempt to work around this problem.  Alas, this can
      report failure even for valid time stamps.  Also, NetBSD
      sometimes returns junk in the birth time fields; work around this
-     bug if it is detected.  There's no need to detect negative
-     tv_nsec junk as negative tv_nsec already indicates an error.  */
-  if (t.tv_sec == 0 || 1000000000 <= t.tv_nsec)
-    t.tv_nsec = -1;
+     bug if it is detected.  */
+  if (! (t.tv_sec && 0 <= t.tv_nsec && t.tv_nsec < 1000000000))
+    {
+      t.tv_sec = -1;
+      t.tv_nsec = -1;
+    }
 #endif
 
   return t;
 }
 
+_GL_INLINE_HEADER_END
+
 #endif