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changeset 385:f4cb6bbc01d4

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(get_fs_usage, statfs): Use safe_read, and safe_stat rather than bare read and stat.
author Jim Meyering <jim@meyering.net>
date Fri, 27 Jan 1995 17:20:54 +0000
parents a239634fd7c0
children 039a69330b88
files lib/fsusage.c
diffstat 1 files changed, 4 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/lib/fsusage.c
+++ b/lib/fsusage.c
@@ -59,6 +59,8 @@
 int statvfs ();
 #endif
 
+int safe_read ();
+
 /* Return the number of TOSIZE-byte blocks used by
    BLOCKS FROMSIZE-byte blocks, rounding away from zero.
    TOSIZE must be positive.  Return -1 if FROMSIZE is not positive.  */
@@ -124,7 +126,7 @@
   if (fd < 0)
     return -1;
   lseek (fd, (long) SUPERBOFF, 0);
-  if (read (fd, (char *) &fsd, sizeof fsd) != sizeof fsd)
+  if (safe_read (fd, (char *) &fsd, sizeof fsd) != sizeof fsd)
     {
       close (fd);
       return -1;
@@ -206,7 +208,7 @@
   struct stat stats;
   struct dustat fsd;
 
-  if (SAFE_STAT (path, &stats))
+  if (safe_stat (path, &stats))
     return -1;
   if (dustat (stats.st_dev, 0, &fsd, sizeof (fsd)))
     return -1;