X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Flfs.h;h=5a9ab5d2493e6d8f4ff53331bdeffdbe27dabf9d;hb=ff36b07f44efa12a78809ee05bd6d0c25fc60495;hp=5802e1a4665eb60ae7ca6750c510fb0a5ac74c38;hpb=9fbdf10b4915874aad2eb98087293e5c721d3eb2;p=libucw.git

diff --git a/lib/lfs.h b/lib/lfs.h
index 5802e1a4..5a9ab5d2 100644
--- a/lib/lfs.h
+++ b/lib/lfs.h
@@ -1,16 +1,19 @@
 /*
- *	Sherlock Library -- Large File Support
+ *	UCW Library -- Large File Support
  *
  *	(c) 1999--2002 Martin Mares <mj@ucw.cz>
+ *
+ *	This software may be freely distributed and used according to the terms
+ *	of the GNU Lesser General Public License.
  */
 
-#ifndef _SHERLOCK_LFS_H
-#define _SHERLOCK_LFS_H
+#ifndef _UCW_LFS_H
+#define _UCW_LFS_H
 
 #include <fcntl.h>
 #include <unistd.h>
 
-#ifdef SHERLOCK_CONFIG_LFS
+#ifdef CONFIG_LFS
 
 #define sh_open open64
 #define sh_seek lseek64
@@ -21,7 +24,7 @@
 #define sh_pread pread64
 #define sh_pwrite pwrite64
 
-#else	/* !SHERLOCK_CONFIG_LFS */
+#else	/* !CONFIG_LFS */
 
 #define sh_open open
 #define sh_seek(f,o,w) lseek(f,o,w)
@@ -30,6 +33,19 @@
 #define sh_pread pread
 #define sh_pwrite pwrite
 
-#endif	/* !SHERLOCK_CONFIG_LFS */
+#endif	/* !CONFIG_LFS */
+
+#define HAVE_PREAD
+
+static inline sh_off_t
+sh_file_size(byte *name)
+{
+  int fd = sh_open(name, O_RDONLY);
+  if (fd < 0)
+    die("Cannot open %s: %m", name);
+  sh_off_t len = sh_seek(fd, 0, SEEK_END);
+  close(fd);
+  return len;
+}
 
-#endif	/* !_SHERLOCK_LFS_H */
+#endif	/* !_UCW_LFS_H */