trim out useless defines and use some busybox funcs
diff --git a/e2fsprogs/e2p/iod.c b/e2fsprogs/e2p/iod.c
index 808d3a3..5321f2d 100644
--- a/e2fsprogs/e2p/iod.c
+++ b/e2fsprogs/e2p/iod.c
@@ -15,9 +15,7 @@
*/
#include "e2p.h"
-#if HAVE_UNISTD_H
#include <unistd.h>
-#endif
#include <stdlib.h>
#include <string.h>
@@ -27,27 +25,10 @@
{
DIR * dir;
struct dirent *de, *dep;
- int max_len = -1, len;
+ int max_len, len;
-#if HAVE_PATHCONF && defined(_PC_NAME_MAX)
- max_len = pathconf(dir_name, _PC_NAME_MAX);
-#endif
- if (max_len == -1) {
-#ifdef _POSIX_NAME_MAX
- max_len = _POSIX_NAME_MAX;
-#else
-#ifdef NAME_MAX
- max_len = NAME_MAX;
-#else
- max_len = 256;
-#endif /* NAME_MAX */
-#endif /* _POSIX_NAME_MAX */
- }
- max_len += sizeof(struct dirent);
-
- de = malloc(max_len+1);
- if (!de)
- return -1;
+ max_len = PATH_MAX + sizeof(struct dirent);
+ de = (struct dirent *)xmalloc(max_len+1);
memset(de, 0, max_len+1);
dir = opendir (dir_name);
@@ -57,12 +38,10 @@
}
while ((dep = readdir (dir))) {
len = sizeof(struct dirent);
-#ifdef HAVE_RECLEN_DIRENT
if (len < dep->d_reclen)
len = dep->d_reclen;
if (len > max_len)
len = max_len;
-#endif
memcpy(de, dep, len);
(*func) (dir_name, de, private);
}