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Revert basenames_may_differ patch 

Commit a0c1ffedc regressed certain cases coming from Eclipse.
See PR breakpoints/24915.

This patch reverts the commit for the gdb 9 release.

gdb/ChangeLog
2020-02-07  Tom Tromey  <tromey@adacore.com>

	PR breakpoints/24915:
	* source.c (find_and_open_source): Do not check basenames_may_differ.

gdb/testsuite/ChangeLog
2020-02-07  Tom Tromey  <tromey@adacore.com>

	PR breakpoints/24915:
	* gdb.base/annotate-symlink.exp: Use setup_xfail.

Change-Id: Iadbf42f35eb40c95ad32b2108ae25d8f199998bd
This commit is contained in:
Tom Tromey 2020-02-05 10:53:44 +01:00
parent 168359c1b5
commit 76f5096cd4
4 changed files with 20 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gdb/ChangeLog
View File

@ -1,3 +1,8 @@
2020-02-07 Tom Tromey <tromey@adacore.com>
PR breakpoints/24915:
* source.c (find_and_open_source): Do not check basenames_may_differ.
2020-01-10 Christian Biesinger <cbiesinger@google.com>
* gdbsupport/common-defs.h: Don't define _FORTIFY_SOURCE on MinGW.

19
gdb/source.c
View File

@ -1025,10 +1025,7 @@ find_and_open_source (const char *filename,
result = gdb_open_cloexec (fullname->get (), OPEN_MODE, 0);
if (result >= 0)
{
if (basenames_may_differ)
*fullname = gdb_realpath (fullname->get ());
else
*fullname = gdb_abspath (fullname->get ());
*fullname = gdb_realpath (fullname->get ());
return scoped_fd (result);
}
@ -1072,12 +1069,9 @@ find_and_open_source (const char *filename,
if (rewritten_filename != NULL)
filename = rewritten_filename.get ();
openp_flags flags = OPF_SEARCH_IN_PATH;
if (basenames_may_differ)
flags |= OPF_RETURN_REALPATH;
/* Try to locate file using filename. */
result = openp (path, flags, filename, OPEN_MODE, fullname);
result = openp (path, OPF_SEARCH_IN_PATH | OPF_RETURN_REALPATH, filename,
OPEN_MODE, fullname);
if (result < 0 && dirname != NULL)
{
/* Remove characters from the start of PATH that we don't need when
@ -1098,15 +1092,16 @@ find_and_open_source (const char *filename,
cdir_filename.append (SLASH_STRING);
cdir_filename.append (filename_start);
result = openp (path, flags, cdir_filename.c_str (), OPEN_MODE,
fullname);
result = openp (path, OPF_SEARCH_IN_PATH | OPF_RETURN_REALPATH,
cdir_filename.c_str (), OPEN_MODE, fullname);
}
if (result < 0)
{
/* Didn't work. Try using just the basename. */
p = lbasename (filename);
if (p != filename)
result = openp (path, flags, p, OPEN_MODE, fullname);
result = openp (path, OPF_SEARCH_IN_PATH | OPF_RETURN_REALPATH, p,
OPEN_MODE, fullname);
}
return scoped_fd (result);

5
gdb/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2020-02-07 Tom Tromey <tromey@adacore.com>
PR breakpoints/24915:
* gdb.base/annotate-symlink.exp: Use setup_xfail.
2020-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
* gdb.base/backtrace.c: New file.

3
gdb/testsuite/gdb.base/annotate-symlink.exp
View File

@ -47,5 +47,8 @@ gdb_breakpoint func message
gdb_test_no_output "set annotate 1"
# The patch to cause this output was reverted.
# See PR breakpoints/24915.
setup_xfail *-*-* 24915
gdb_test "continue" \
"Breakpoint .* func .*realname-expand-link.c:$decimal\r\n\032\032.*realname-expand-link.c:.*"