[RFA 10/22] Remove some cleanups in MI

Tom Tromey
2016-09-27T04:52:51Z

This patch removes a couple of cleanups from MI.

2016-09-26 Tom Tromey <tom@tromey.com>

* mi/mi-main.c (mi_cmd_data_read_memory): Use std::vector. Remove
some cleanups.
---
gdb/ChangeLog | 5 +++++
gdb/mi/mi-main.c | 11 ++++-------
2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 954d658..704de48 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
2016-09-26 Tom Tromey <tom@tromey.com>

+ * mi/mi-main.c (mi_cmd_data_read_memory): Use std::vector. Remove
+ some cleanups.
+
+2016-09-26 Tom Tromey <tom@tromey.com>
+
* tui/tui-interp.c (tui_on_normal_stop, tui_on_signal_received)
(tui_on_end_stepping_range, tui_on_signal_exited, tui_on_exited)
(tui_on_no_history): Update.
diff --git a/gdb/mi/mi-main.c b/gdb/mi/mi-main.c
index c6c7067..50d82f1 100644
--- a/gdb/mi/mi-main.c
+++ b/gdb/mi/mi-main.c
@@ -56,6 +56,7 @@

#include <ctype.h>
#include "gdb_sys_time.h"
+#include <vector>

#if defined HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
@@ -1403,7 +1404,6 @@ mi_cmd_data_read_memory (char *command, char **argv, int argc)
{
struct gdbarch *gdbarch = get_current_arch ();
struct ui_out *uiout = current_uiout;
- struct cleanup *cleanups = make_cleanup (null_cleanup, NULL);
CORE_ADDR addr;
long total_bytes, nr_cols, nr_rows;
char word_format;
@@ -1411,7 +1411,6 @@ mi_cmd_data_read_memory (char *command, char **argv, int argc)
long word_size;
char word_asize;
char aschar;
- gdb_byte *mbuf;
int nr_bytes;
long offset = 0;
int oind = 0;
@@ -1496,13 +1495,12 @@ mi_cmd_data_read_memory (char *command, char **argv, int argc)

/* Create a buffer and read it in. */
total_bytes = word_size * nr_rows * nr_cols;
- mbuf = XCNEWVEC (gdb_byte, total_bytes);
- make_cleanup (xfree, mbuf);
+ std::vector<gdb_byte> mbuf (total_bytes);

/* Dispatch memory reads to the topmost target, not the flattened
current_target. */
nr_bytes = target_read (current_target.beneath,
- TARGET_OBJECT_MEMORY, NULL, mbuf,
+ TARGET_OBJECT_MEMORY, NULL, mbuf.data (),
addr, total_bytes);
if (nr_bytes <= 0)
error (_("Unable to read memory."));
@@ -1556,7 +1554,7 @@ mi_cmd_data_read_memory (char *command, char **argv, int argc)
else
{
ui_file_rewind (stream);
- print_scalar_formatted (mbuf + col_byte, word_type, &opts,
+ print_scalar_formatted (&mbuf[col_byte], word_type, &opts,
word_asize, stream);
ui_out_field_stream (uiout, NULL, stream);
}
@@ -1583,7 +1581,6 @@ mi_cmd_data_read_memory (char *command, char **argv, int argc)
}
do_cleanups (cleanup_stream);
}
- do_cleanups (cleanups);
}

void
--
2.7.4