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Diffstat (limited to 'libgloss/spu/getcwd.c')
-rw-r--r--libgloss/spu/getcwd.c109
1 files changed, 0 insertions, 109 deletions
diff --git a/libgloss/spu/getcwd.c b/libgloss/spu/getcwd.c
deleted file mode 100644
index 482af2229..000000000
--- a/libgloss/spu/getcwd.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- Copyright 2007
- International Business Machines Corporation,
- Sony Computer Entertainment, Incorporated,
- Toshiba Corporation,
-
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
- * Neither the names of the copyright holders nor the names of their
- contributors may be used to endorse or promote products derived from
- this software without specific prior written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
-#include "jsre.h"
-
-#define ALLOC_BASE 64
-#define ALLOC_INCR 64
-
-typedef struct
-{
- unsigned int buf;
- unsigned int pad0[3];
- unsigned int size;
- unsigned int pad1[3];
-} syscall_getcwd_t;
-
-char *
-getcwd (char *buf, size_t size)
-{
- syscall_getcwd_t sys;
- int retry_alloc, local_alloc;
- char *newbuf;
- char *res;
-
- /*
- * Do not let the ppu side allocate memory, since it has to be used on
- * the SPU (must be in LS), and it can't easily be freed on the spu
- * side. So check for NULL buf, handle allocations here, and only call
- * the assist call with a non-NULL buf.
- */
- retry_alloc = 0;
- local_alloc = 0;
- if (!buf) {
- local_alloc = 1;
- if (size == 0) {
- retry_alloc = 1;
- size = ALLOC_BASE;
- }
- buf = malloc (size);
- if (!buf) {
- /*
- * Leave errno as set by malloc.
- */
- return NULL;
- }
- }
-
- /*
- * Let the assist call check for error cases, specifically let it handle
- * non-NULL buf and size of zero.
- */
-
- sys.buf = (unsigned int) buf;
- sys.size = (unsigned int) size;
- res = (char*) __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_GETCWD, &sys);
-
- while (!res && retry_alloc && errno == ERANGE) {
- size += ALLOC_INCR;
- newbuf = realloc (buf, size);
- if (!newbuf) {
- free (buf);
- return NULL;
- }
- buf = newbuf;
-
- sys.buf = (unsigned int) buf;
- sys.size = (unsigned int) size;
- res = (char*) __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_GETCWD, &sys);
- }
-
- if (!res && local_alloc) {
- free (buf);
- }
-
- return res;
-}