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authorTom Tromey <tom@tromey.com>2017-07-31 15:49:21 -0600
committerTom Tromey <tom@tromey.com>2017-08-05 15:52:49 -0600
commitee0c32930c355b73172b2bef987e2a48ea909b12 (patch)
tree0264ee39289e77f768f898ca1dd0109bf92d0b58 /gdb/tracefile-tfile.c
parentfdffd6f4118652bdfdff383943f13664af4b9a45 (diff)
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Use gdb::unique_xmalloc_ptr when calling tilde_expand
This patch changes most sites calling tilde_expand to use gdb::unique_xmalloc_ptr, rather than a cleanup. It also changes scan_expression_with_cleanup to return a unique pointer, because the patch was already touching code in that area. Regression tested on the buildbot. ChangeLog 2017-08-05 Tom Tromey <tom@tromey.com> * compile/compile-object-load.c (compile_object_load): Use gdb::unique_xmalloc_ptr. * cli/cli-dump.c (scan_filename): Rename from scan_filename_with_cleanup. Change return type. (scan_expression): Rename from scan_expression_with_cleanup. Change return type. (dump_memory_to_file, dump_value_to_file, restore_command): Use gdb::unique_xmalloc_ptr. Update. * cli/cli-cmds.c (find_and_open_script): Use gdb::unique_xmalloc_ptr. * tracefile-tfile.c (tfile_open): Use gdb::unique_xmalloc_ptr. * symmisc.c (maintenance_print_symbols) (maintenance_print_msymbols): Use gdb::unique_xmalloc_ptr. * symfile.c (symfile_bfd_open, generic_load) (add_symbol_file_command, remove_symbol_file_command): Use gdb::unique_xmalloc_ptr. * source.c (openp): Use gdb::unique_xmalloc_ptr. * psymtab.c (maintenance_print_psymbols): Use gdb::unique_xmalloc_ptr. * corelow.c (core_open): Use gdb::unique_xmalloc_ptr. * breakpoint.c (save_breakpoints): Use gdb::unique_xmalloc_ptr. * solib.c (solib_map_sections): Use gdb::unique_xmalloc_ptr. (reload_shared_libraries_1): Likewise.
Diffstat (limited to 'gdb/tracefile-tfile.c')
-rw-r--r--gdb/tracefile-tfile.c22
1 files changed, 7 insertions, 15 deletions
diff --git a/gdb/tracefile-tfile.c b/gdb/tracefile-tfile.c
index fb4283f..37bd96a 100644
--- a/gdb/tracefile-tfile.c
+++ b/gdb/tracefile-tfile.c
@@ -423,7 +423,6 @@ static void
tfile_open (const char *arg, int from_tty)
{
char *temp;
- struct cleanup *old_chain;
int flags;
int scratch_chan;
char header[TRACE_HEADER_SIZE];
@@ -433,34 +432,27 @@ tfile_open (const char *arg, int from_tty)
struct trace_status *ts;
struct uploaded_tp *uploaded_tps = NULL;
struct uploaded_tsv *uploaded_tsvs = NULL;
- char *filename;
target_preopen (from_tty);
if (!arg)
error (_("No trace file specified."));
- filename = tilde_expand (arg);
- if (!IS_ABSOLUTE_PATH(filename))
- {
- temp = concat (current_directory, "/", filename, (char *) NULL);
- xfree (filename);
- filename = temp;
- }
-
- old_chain = make_cleanup (xfree, filename);
+ gdb::unique_xmalloc_ptr<char> filename (tilde_expand (arg));
+ if (!IS_ABSOLUTE_PATH (filename.get ()))
+ filename.reset (concat (current_directory, "/", filename.get (),
+ (char *) NULL));
flags = O_BINARY | O_LARGEFILE;
flags |= O_RDONLY;
- scratch_chan = gdb_open_cloexec (filename, flags, 0);
+ scratch_chan = gdb_open_cloexec (filename.get (), flags, 0);
if (scratch_chan < 0)
- perror_with_name (filename);
+ perror_with_name (filename.get ());
/* Looks semi-reasonable. Toss the old trace file and work on the new. */
- discard_cleanups (old_chain); /* Don't free filename any more. */
unpush_target (&tfile_ops);
- trace_filename = xstrdup (filename);
+ trace_filename = filename.release ();
trace_fd = scratch_chan;
/* Make sure this is clear. */