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-rw-r--r--libc/misc/ftw/Makefile8
-rw-r--r--libc/misc/ftw/ftw.c63
2 files changed, 51 insertions, 20 deletions
diff --git a/libc/misc/ftw/Makefile b/libc/misc/ftw/Makefile
index 7af2caca2..ae21c222c 100644
--- a/libc/misc/ftw/Makefile
+++ b/libc/misc/ftw/Makefile
@@ -23,6 +23,10 @@ CSRC=ftw.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
OBJS=$(COBJS)
+MSRC=ftw.c
+MOBJ=ftw.o ftw64.o
+OBJS=$(MOBJ)
+
all: $(OBJS) $(LIBC)
$(LIBC): ar-target
@@ -30,8 +34,8 @@ $(LIBC): ar-target
ar-target: $(OBJS)
$(AR) $(ARFLAGS) $(LIBC) $(OBJS)
-$(COBJS): %.o : %.c
- $(CC) $(CFLAGS) -c $< -o $@
+$(MOBJ): $(MSRC)
+ $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
$(STRIPTOOL) -x -R .note -R .comment $*.o
clean:
diff --git a/libc/misc/ftw/ftw.c b/libc/misc/ftw/ftw.c
index ff3920fe9..75c58d6a5 100644
--- a/libc/misc/ftw/ftw.c
+++ b/libc/misc/ftw/ftw.c
@@ -21,9 +21,13 @@
#define _GNU_SOURCE
#include <features.h>
+#ifdef __UCLIBC_HAS_LFS__
+
+#ifdef L_ftw64
+#define L_ftw
+
/* If Large file support is enabled, transparently remap
* things to use the 64-bit interfaces */
-#ifdef __UCLIBC_HAS_LFS__
#if defined _FILE_OFFSET_BITS && _FILE_OFFSET_BITS != 64
#undef _FILE_OFFSET_BITS
#define _FILE_OFFSET_BITS 64
@@ -34,8 +38,30 @@
#ifndef __USE_FILE_OFFSET64
# define __USE_FILE_OFFSET64 1
#endif
+
+#define FTW_NAME ftw64
+#define NFTW_NAME nftw64
+#define INO_T ino64_t
+#define STAT stat64
+#define LSTAT lstat64
+#define XSTAT stat64
+#define FTW_FUNC_T __ftw64_func_t
+#define NFTW_FUNC_T __nftw64_func_t
+#else
+
+#define FTW_NAME ftw
+#define NFTW_NAME nftw
+#define INO_T ino_t
+#define STAT stat
+#define LSTAT lstat
+#define XSTAT stat
+#define FTW_FUNC_T __ftw_func_t
+#define NFTW_FUNC_T __nftw_func_t
+#endif
#endif
+#ifdef L_ftw
+
#include <alloca.h>
#include <errno.h>
#include <ftw.h>
@@ -66,7 +92,7 @@ struct dir_data
struct known_object
{
dev_t dev;
- ino_t ino;
+ INO_T ino;
};
struct ftw_data
@@ -93,7 +119,7 @@ struct ftw_data
const int *cvt_arr;
/* Callback function. We always use the `nftw' form. */
- __nftw_func_t func;
+ NFTW_FUNC_T func;
/* Device of starting point. Needed for FTW_MOUNT. */
dev_t dev;
@@ -117,7 +143,7 @@ static const int ftw_arr[] =
};
/* Forward declarations of local functions. */
-static int ftw_dir (struct ftw_data *data, struct stat *st) internal_function;
+static int ftw_dir (struct ftw_data *data, struct STAT *st) internal_function;
static int
@@ -136,7 +162,7 @@ object_compare (const void *p1, const void *p2)
static inline int
-add_object (struct ftw_data *data, struct stat *st)
+add_object (struct ftw_data *data, struct STAT *st)
{
struct known_object *newp = malloc (sizeof (struct known_object));
if (newp == NULL)
@@ -148,7 +174,7 @@ add_object (struct ftw_data *data, struct stat *st)
static inline int
-find_object (struct ftw_data *data, struct stat *st)
+find_object (struct ftw_data *data, struct STAT *st)
{
struct known_object obj;
obj.dev = st->st_dev;
@@ -253,7 +279,7 @@ static int
internal_function
process_entry (struct ftw_data *data, struct dir_data *dir, const char *name, size_t namlen)
{
- struct stat st;
+ struct STAT st;
int result = 0;
int flag = 0;
size_t new_buflen;
@@ -282,13 +308,13 @@ process_entry (struct ftw_data *data, struct dir_data *dir, const char *name, si
name = data->dirbuf;
if (((data->flags & FTW_PHYS)
- ? lstat (name, &st)
- : stat (name, &st)) < 0)
+ ? LSTAT (name, &st)
+ : XSTAT (name, &st)) < 0)
{
if (errno != EACCES && errno != ENOENT)
result = -1;
else if (!(data->flags & FTW_PHYS)
- && lstat (name, &st) == 0
+ && LSTAT (name, &st) == 0
&& S_ISLNK (st.st_mode))
flag = FTW_SLN;
else
@@ -349,7 +375,7 @@ process_entry (struct ftw_data *data, struct dir_data *dir, const char *name, si
static int
internal_function
-ftw_dir (struct ftw_data *data, struct stat *st)
+ftw_dir (struct ftw_data *data, struct STAT *st)
{
struct dir_data dir;
struct dirent *d;
@@ -462,7 +488,7 @@ internal_function
ftw_startup (const char *dir, int is_nftw, void *func, int descriptors, int flags)
{
struct ftw_data data;
- struct stat st;
+ struct STAT st;
int result = 0;
int save_err;
char *cwd = NULL;
@@ -507,7 +533,7 @@ ftw_startup (const char *dir, int is_nftw, void *func, int descriptors, int flag
every case the callback using the format of the `nftw' version
and get the correct result since the stack layout for a function
call in C allows this. */
- data.func = (__nftw_func_t) func;
+ data.func = (NFTW_FUNC_T) func;
/* Since we internally use the complete set of FTW_* values we need
to reduce the value range before calling a `ftw' callback. */
@@ -549,12 +575,12 @@ ftw_startup (const char *dir, int is_nftw, void *func, int descriptors, int flag
: data.dirbuf);
if (((flags & FTW_PHYS)
- ? lstat (name, &st)
- : stat (name, &st)) < 0)
+ ? LSTAT (name, &st)
+ : XSTAT (name, &st)) < 0)
{
if (!(flags & FTW_PHYS)
&& errno == ENOENT
- && lstat (name, &st) == 0
+ && LSTAT (name, &st) == 0
&& S_ISLNK (st.st_mode))
result = (*data.func) (data.dirbuf, &st, data.cvt_arr[FTW_SLN],
&data.ftw);
@@ -610,12 +636,13 @@ ftw_startup (const char *dir, int is_nftw, void *func, int descriptors, int flag
/* Entry points. */
-int ftw (const char *path, __ftw_func_t func, int descriptors)
+int FTW_NAME (const char *path, FTW_FUNC_T func, int descriptors)
{
return ftw_startup (path, 0, func, descriptors, 0);
}
-int nftw (const char *path, __nftw_func_t func, int descriptors, int flags)
+int NFTW_NAME (const char *path, NFTW_FUNC_T func, int descriptors, int flags)
{
return ftw_startup (path, 1, func, descriptors, flags);
}
+#endif