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Use auto_obstack in windows-nat.c

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One spot in windows-nat.c can use auto_obstack, removing some manual
memory management.
This commit is contained in:
Tom Tromey
2022-03-31 09:45:23 -06:00
parent 85b25bd975
commit 04ae91ea52
1 changed files with 1 additions and 3 deletions
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4
gdb/windows-nat.c
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@ -2877,14 +2877,13 @@ windows_xfer_shared_libraries (struct target_ops *ops,
ULONGEST offset, ULONGEST len, ULONGEST offset, ULONGEST len,
ULONGEST *xfered_len) ULONGEST *xfered_len)
{ {
struct obstack obstack; auto_obstack obstack;
const char *buf; const char *buf;
LONGEST len_avail; LONGEST len_avail;
if (writebuf) if (writebuf)
return TARGET_XFER_E_IO; return TARGET_XFER_E_IO;
obstack_init (&obstack);
obstack_grow_str (&obstack, "<library-list>\n"); obstack_grow_str (&obstack, "<library-list>\n");
for (windows_solib &so : solibs) for (windows_solib &so : solibs)
windows_xfer_shared_library (so.name.c_str (), windows_xfer_shared_library (so.name.c_str (),
@ -2904,7 +2903,6 @@ windows_xfer_shared_libraries (struct target_ops *ops,
memcpy (readbuf, buf + offset, len); memcpy (readbuf, buf + offset, len);
} }
obstack_free (&obstack, NULL);
*xfered_len = (ULONGEST) len; *xfered_len = (ULONGEST) len;
return len != 0 ? TARGET_XFER_OK : TARGET_XFER_EOF; return len != 0 ? TARGET_XFER_OK : TARGET_XFER_EOF;
} }