2005-11-07 Andrew Stubbs <andrew.stubbs@st.com>

	* main.c (captured_main): Define struct cmdarg. Change type of cmdarg.
	Add new options --eval-command and alias -ex.
	Adjust --command to use the new struct cmdarg.
	Execute commands given with --eval-command.
	(print_gdb_help): Add new options --eval-command, -ex and mention -x.

docs/

	* gdb.texinfo (Choosing files): Add --eval-command.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0baf6b55d7a6f5ad058a5f406346dba62038d975..c5d7d29d551fc50f6604e5c1a510054c74439c86 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,11 @@
+2005-11-07  Andrew Stubbs  <andrew.stubbs@st.com>
+
+       * main.c (captured_main): Define struct cmdarg. Change type of cmdarg.
+       Add new options --eval-command and alias -ex.
+       Adjust --command to use the new struct cmdarg.
+       Execute commands given with --eval-command.
+       (print_gdb_help): Add new options --eval-command, -ex and mention -x.
+
 2005-11-07  Andrew Stubbs  <andrew.stubbs@st.com>
 
        * main.c (main): Use INTERP_TUI instead of "tui".

diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 9f4234fdb1624c33ee741e01873f8cc95c03c591..7345080d3c5600e6635f031a60a95414f0204276 100644 (file)
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,7 @@
+2005-11-07  Andrew Stubbs  <andrew.stubbs@st.com>
+
+       * gdb.texinfo (Choosing files): Add --eval-command.
+
 2005-11-04  Andrew Stubbs  <andrew.stubbs@st.com>
 
        * gdb.texinfo (Choosing modes): Add --return-child-result.

diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 5402d6a697aa8efe41b1dfd80797d1198fb3ead4..a837d169921da5c2a620506b1e42373602aa8118 100644 (file)
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -932,6 +932,20 @@ file named @var{number}.
 Execute @value{GDBN} commands from file @var{file}.  @xref{Command
 Files,, Command files}.
 
+@item -eval-command @var{command}
+@itemx -ex @var{command}
+@cindex @code{--eval-command}
+@cindex @code{-ex}
+Execute a single @value{GDBN} command.
+
+This option may be used multiple times to call multiple commands.  It may
+also be interleaved with @samp{-command} as required.
+
+@smallexample
+@value{GDBP} -ex 'target sim' -ex 'load' \
+   -x setbreakpoints -ex 'run' a.out
+@end smallexample
+
 @item -directory @var{directory}
 @itemx -d @var{directory}
 @cindex @code{--directory}

diff --git a/gdb/main.c b/gdb/main.c
index 05d1d5fff90a96cc2b1430d97dc1f40fbf2e760a..3c9c26894c0e5e1eeeca48f17de8eda0a7841008 100644 (file)
--- a/gdb/main.c
+++ b/gdb/main.c
@@ -138,7 +138,13 @@ captured_main (void *data)
   static int print_version;
 
   /* Pointers to all arguments of --command option.  */
-  char **cmdarg;
+  struct cmdarg {
+    enum {
+      CMDARG_FILE,
+      CMDARG_COMMAND
+    } type;
+    char *string;
+  } *cmdarg;
   /* Allocated size of cmdarg.  */
   int cmdsize;
   /* Number of elements of cmdarg used.  */
@@ -178,7 +184,7 @@ captured_main (void *data)
 #endif
 
   cmdsize = 1;
-  cmdarg = (char **) xmalloc (cmdsize * sizeof (*cmdarg));
+  cmdarg = (struct cmdarg *) xmalloc (cmdsize * sizeof (*cmdarg));
   ncmd = 0;
   dirsize = 1;
   dirarg = (char **) xmalloc (dirsize * sizeof (*dirarg));
@@ -285,8 +291,10 @@ captured_main (void *data)
       {"pid", required_argument, 0, 'p'},
       {"p", required_argument, 0, 'p'},
       {"command", required_argument, 0, 'x'},
+      {"eval-command", required_argument, 0, 'X'},
       {"version", no_argument, &print_version, 1},
       {"x", required_argument, 0, 'x'},
+      {"ex", required_argument, 0, 'X'},
 #ifdef GDBTK
       {"tclcommand", required_argument, 0, 'z'},
       {"enable-external-editor", no_argument, 0, 'y'},
@@ -387,12 +395,23 @@ captured_main (void *data)
            corearg = optarg;
            break;
          case 'x':
-           cmdarg[ncmd++] = optarg;
+           cmdarg[ncmd].type = CMDARG_FILE;
+           cmdarg[ncmd++].string = optarg;
+           if (ncmd >= cmdsize)
+             {
+               cmdsize *= 2;
+               cmdarg = xrealloc ((char *) cmdarg,
+                                  cmdsize * sizeof (*cmdarg));
+             }
+           break;
+         case 'X':
+           cmdarg[ncmd].type = CMDARG_COMMAND;
+           cmdarg[ncmd++].string = optarg;
            if (ncmd >= cmdsize)
              {
                cmdsize *= 2;
-               cmdarg = (char **) xrealloc ((char *) cmdarg,
-                                            cmdsize * sizeof (*cmdarg));
+               cmdarg = xrealloc ((char *) cmdarg,
+                                  cmdsize * sizeof (*cmdarg));
              }
            break;
          case 'B':
@@ -733,7 +752,12 @@ extern int gdbtk_test (char *);
          do_cleanups (ALL_CLEANUPS);
        }
 #endif
-      catch_command_errors (source_command, cmdarg[i], !batch, RETURN_MASK_ALL);
+      if (cmdarg[i].type == CMDARG_FILE)
+        catch_command_errors (source_command, cmdarg[i].string,
+                             !batch, RETURN_MASK_ALL);
+      else  /* cmdarg[i].type == CMDARG_COMMAND */
+        catch_command_errors (execute_command, cmdarg[i].string,
+                             !batch, RETURN_MASK_ALL);
     }
   xfree (cmdarg);
 
@@ -846,7 +870,11 @@ Options:\n\n\
   --return-child-result\n\
                      GDB exit code will be the child's exit code.\n\
   --cd=DIR           Change current directory to DIR.\n\
-  --command=FILE     Execute GDB commands from FILE.\n\
+  --command=FILE, -x Execute GDB commands from FILE.\n\
+  --eval-command=COMMAND, -ex\n\
+                     Execute a single GDB command.\n\
+                     May be used multiple times and in conjunction\n\
+                     with --command.\n\
   --core=COREFILE    Analyze the core dump COREFILE.\n\
   --pid=PID          Attach to running process PID.\n\
 "), stream);