diff options
Diffstat (limited to 'manual/filesys.texi')
| -rw-r--r-- | manual/filesys.texi | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/manual/filesys.texi b/manual/filesys.texi index 73e630842e..47d929744e 100644 --- a/manual/filesys.texi +++ b/manual/filesys.texi @@ -735,7 +735,7 @@ the functions @code{alphasort} and @code{versionsort} below. The return value of the function is the number of entries placed in *@var{namelist}. If it is @code{-1} an error occurred (either the -directory could not be opened for reading or the malloc call failed) and +directory could not be opened for reading or memory allocation failed) and the global variable @code{errno} contains more information on the error. @end deftypefun @@ -1378,13 +1378,14 @@ call @code{readlink} again. Here is an example: char * readlink_malloc (const char *filename) @{ - int size = 100; + size_t size = 50; char *buffer = NULL; while (1) @{ - buffer = (char *) xrealloc (buffer, size); - int nchars = readlink (filename, buffer, size); + buffer = xreallocarray (buffer, size, 2); + size *= 2; + ssize_t nchars = readlink (filename, buffer, size); if (nchars < 0) @{ free (buffer); @@ -1392,7 +1393,6 @@ readlink_malloc (const char *filename) @} if (nchars < size) return buffer; - size *= 2; @} @} @end smallexample |