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-rw-r--r--libio/Versions2
-rw-r--r--libio/iofopncook.c77
2 files changed, 75 insertions, 4 deletions
diff --git a/libio/Versions b/libio/Versions
index c7a5f66..654ca29 100644
--- a/libio/Versions
+++ b/libio/Versions
@@ -107,7 +107,7 @@ libc {
# f*
fgetpos; fgetpos64; fgetwc; fgetwc_unlocked; fgetws; fgetws_unlocked;
fputwc; fputwc_unlocked; fputws; fputws_unlocked; fsetpos; fsetpos64;
- fwide; fwprintf; fwscanf;
+ fwide; fwprintf; fwscanf; fopencookie;
# g*
getwc; getwc_unlocked; getwchar; getwchar_unlocked;
diff --git a/libio/iofopncook.c b/libio/iofopncook.c
index 59034c7..852a483 100644
--- a/libio/iofopncook.c
+++ b/libio/iofopncook.c
@@ -26,7 +26,7 @@
#include <libioP.h>
#include <stdio.h>
#include <stdlib.h>
-
+#include <shlib-compat.h>
/* Prototyped for local functions. */
static _IO_ssize_t _IO_cookie_read (register _IO_FILE* fp, void* buf,
@@ -35,7 +35,8 @@ static _IO_ssize_t _IO_cookie_write (register _IO_FILE* fp,
const void* buf, _IO_ssize_t size);
static _IO_off64_t _IO_cookie_seek (_IO_FILE *fp, _IO_off64_t offset, int dir);
static int _IO_cookie_close (_IO_FILE* fp);
-
+_IO_FILE * _IO_fopencookie (void *cookie, const char *mode,
+ _IO_cookie_io_functions_t io_functions);
static _IO_ssize_t
_IO_cookie_read (fp, buf, size)
@@ -140,7 +141,7 @@ _IO_cookie_init (struct _IO_cookie_file *cfile, int read_write,
_IO_FILE *
-fopencookie (cookie, mode, io_functions)
+_IO_fopencookie (cookie, mode, io_functions)
void *cookie;
const char *mode;
_IO_cookie_io_functions_t io_functions;
@@ -182,3 +183,73 @@ fopencookie (cookie, mode, io_functions)
return &new_f->cfile.__file;
}
+
+versioned_symbol (libc, _IO_fopencookie, fopencookie, GLIBC_2_2);
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
+
+static _IO_off64_t _IO_old_cookie_seek (_IO_FILE *fp, _IO_off64_t offset,
+ int dir);
+_IO_FILE * _IO_old_fopencookie (void *cookie, const char *mode,
+ _IO_cookie_io_functions_t io_functions);
+
+static _IO_off64_t
+_IO_old_cookie_seek (fp, offset, dir)
+ _IO_FILE *fp;
+ _IO_off64_t offset;
+ int dir;
+{
+ struct _IO_cookie_file *cfile = (struct _IO_cookie_file *) fp;
+ int (*seek) (_IO_FILE *, _IO_off_t, int);
+ int ret;
+
+ seek = (int (*)(_IO_FILE *, _IO_off_t, int)) cfile->__io_functions.seek;
+ if (seek == NULL)
+ return _IO_pos_BAD;
+
+ ret = seek (cfile->__cookie, offset, dir);
+
+ return (ret == -1) ? _IO_pos_BAD : ret;
+}
+
+static struct _IO_jump_t _IO_old_cookie_jumps = {
+ JUMP_INIT_DUMMY,
+ JUMP_INIT(finish, _IO_file_finish),
+ JUMP_INIT(overflow, _IO_file_overflow),
+ JUMP_INIT(underflow, _IO_file_underflow),
+ JUMP_INIT(uflow, _IO_default_uflow),
+ JUMP_INIT(pbackfail, _IO_default_pbackfail),
+ JUMP_INIT(xsputn, _IO_file_xsputn),
+ JUMP_INIT(xsgetn, _IO_default_xsgetn),
+ JUMP_INIT(seekoff, _IO_file_seekoff),
+ JUMP_INIT(seekpos, _IO_default_seekpos),
+ JUMP_INIT(setbuf, _IO_file_setbuf),
+ JUMP_INIT(sync, _IO_file_sync),
+ JUMP_INIT(doallocate, _IO_file_doallocate),
+ JUMP_INIT(read, _IO_cookie_read),
+ JUMP_INIT(write, _IO_cookie_write),
+ JUMP_INIT(seek, _IO_old_cookie_seek),
+ JUMP_INIT(close, _IO_cookie_close),
+ JUMP_INIT(stat, _IO_default_stat),
+ JUMP_INIT(showmanyc, _IO_default_showmanyc),
+ JUMP_INIT(imbue, _IO_default_imbue),
+};
+
+_IO_FILE *
+_IO_old_fopencookie (cookie, mode, io_functions)
+ void *cookie;
+ const char *mode;
+ _IO_cookie_io_functions_t io_functions;
+{
+ _IO_FILE *ret;
+
+ ret = _IO_fopencookie (cookie, mode, io_functions);
+ if (ret != NULL)
+ _IO_JUMPS (ret) = &_IO_old_cookie_jumps;
+
+ return ret;
+}
+
+compat_symbol (libc, _IO_old_fopencookie, fopencookie, GLIBC_2_0);
+
+#endif