From: Jim Meyering <meyering@redhat.com>
Date: Mon, 7 May 2012 09:20:45 +0000 (+0200)
Subject: maint: new function: usable_st_size
X-Git-Tag: v8.17~9
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=452dc6b5ef39d3a9c26208d960085fe992f4c3b7;p=thirdparty%2Fcoreutils.git

maint: new function: usable_st_size
---

diff --git a/src/system.h b/src/system.h
index 93d48c57d4..e3d31563c6 100644
--- a/src/system.h
+++ b/src/system.h
@@ -601,6 +601,13 @@ bad_cast (char const *s)
   return (char *) s;
 }
 
+/* Return a boolean indicating whether SB->st_size is defined.  */
+static inline bool
+usable_st_size (struct stat const *sb)
+{
+  return S_ISREG (sb->st_mode) || S_TYPEISSHM (sb) || S_TYPEISTMO (sb);
+}
+
 void usage (int status) ATTRIBUTE_NORETURN;
 
 #define emit_cycle_warning(file_name)	\