* defs.h (XMALLOC): Define.

[deliverable/binutils-gdb.git] / gdb / cli-out.c

diff --git a/gdb/cli-out.c b/gdb/cli-out.c
index 8d68e036c376ff54c94415d32a0326021cd742fa..bd079f250bb8eccdbcff469443ee94fd21475b07 100644 (file)
--- a/gdb/cli-out.c
+++ b/gdb/cli-out.c
@@ -1,5 +1,7 @@
 /* Output generating routines for GDB CLI.
-   Copyright 1999, 2000 Free Software Foundation, Inc.
+
+   Copyright 1999, 2000, 2002 Free Software Foundation, Inc.
+
    Contributed by Cygnus Solutions.
    Written by Fernando Nasser for Cygnus.
 
@@ -24,42 +26,41 @@
 #include "ui-out.h"
 #include "cli-out.h"
 #include "gdb_string.h"
-
-/* Convenience macro for allocting typesafe memory. */
-
-#ifndef XMALLOC
-#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
-#endif
+#include "gdb_assert.h"
 
 struct ui_out_data
   {
     struct ui_file *stream;
+    int suppress_output;
   };
 
 /* These are the CLI output functions */
 
-static void cli_table_begin (struct ui_out *uiout, int nbrofcols, char *tblid);
+static void cli_table_begin (struct ui_out *uiout, int nbrofcols,
+                            int nr_rows, const char *tblid);
 static void cli_table_body (struct ui_out *uiout);
 static void cli_table_end (struct ui_out *uiout);
 static void cli_table_header (struct ui_out *uiout, int width,
-                             enum ui_align alig, char *colhdr);
+                             enum ui_align alig, const char *col_name,
+                             const char *colhdr);
 static void cli_begin (struct ui_out *uiout, enum ui_out_type type,
                       int level, const char *lstid);
 static void cli_end (struct ui_out *uiout, enum ui_out_type type, int level);
 static void cli_field_int (struct ui_out *uiout, int fldno, int width,
-                          enum ui_align alig, char *fldname, int value);
+                          enum ui_align alig, const char *fldname, int value);
 static void cli_field_skip (struct ui_out *uiout, int fldno, int width,
-                           enum ui_align alig, char *fldname);
+                           enum ui_align alig, const char *fldname);
 static void cli_field_string (struct ui_out *uiout, int fldno, int width,
-                          enum ui_align alig, char *fldname,
+                             enum ui_align alig, const char *fldname,
                              const char *string);
 static void cli_field_fmt (struct ui_out *uiout, int fldno,
                           int width, enum ui_align align,
-                          char *fldname, char *format, va_list args);
+                          const char *fldname, const char *format,
+                          va_list args);
 static void cli_spaces (struct ui_out *uiout, int numspaces);
-static void cli_text (struct ui_out *uiout, char *string);
-static void cli_message (struct ui_out *uiout, int verbosity, char *format,
-                        va_list args);
+static void cli_text (struct ui_out *uiout, const char *string);
+static void cli_message (struct ui_out *uiout, int verbosity,
+                        const char *format, va_list args);
 static void cli_wrap_hint (struct ui_out *uiout, char *identstring);
 static void cli_flush (struct ui_out *uiout);
 
@@ -84,7 +85,8 @@ static struct ui_out_impl cli_ui_out_impl =
   cli_text,
   cli_message,
   cli_wrap_hint,
-  cli_flush
+  cli_flush,
+  0, /* Does not need MI hacks (i.e. needs CLI hacks).  */
 };
 
 /* Prototypes for local functions */
@@ -93,8 +95,9 @@ extern void _initialize_cli_out (void);
 
 static void field_separator (void);
 
-static void out_field_fmt (struct ui_out *uiout, int fldno, char *fldname,
-                          char *format,...);
+static void out_field_fmt (struct ui_out *uiout, int fldno,
+                          const char *fldname,
+                          const char *format,...);
 
 /* local variables */
 
@@ -103,8 +106,17 @@ static void out_field_fmt (struct ui_out *uiout, int fldno, char *fldname,
 /* Mark beginning of a table */
 
 void
-cli_table_begin (struct ui_out *uiout, int nbrofcols, char *tblid)
+cli_table_begin (struct ui_out *uiout, int nbrofcols,
+                int nr_rows,
+                const char *tblid)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (nr_rows == 0)
+    data->suppress_output = 1;
+  else
+    /* Only the table suppresses the output and, fortunatly, a table
+       is not a recursive data structure. */
+    gdb_assert (data->suppress_output == 0);
 }
 
 /* Mark beginning of a table body */
@@ -112,6 +124,9 @@ cli_table_begin (struct ui_out *uiout, int nbrofcols, char *tblid)
 void
 cli_table_body (struct ui_out *uiout)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   /* first, close the table header line */
   cli_text (uiout, "\n");
 }
@@ -121,14 +136,20 @@ cli_table_body (struct ui_out *uiout)
 void
 cli_table_end (struct ui_out *uiout)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  data->suppress_output = 0;
 }
 
 /* Specify table header */
 
 void
 cli_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
-                 char *colhdr)
+                 const char *col_name,
+                 const char *colhdr)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   cli_field_string (uiout, 0, width, alignment, 0, colhdr);
 }
 
@@ -140,6 +161,9 @@ cli_begin (struct ui_out *uiout,
           int level,
           const char *id)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
 }
 
 /* Mark end of a list */
@@ -149,16 +173,23 @@ cli_end (struct ui_out *uiout,
         enum ui_out_type type,
         int level)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
 }
 
 /* output an int field */
 
 void
 cli_field_int (struct ui_out *uiout, int fldno, int width,
-              enum ui_align alignment, char *fldname, int value)
+              enum ui_align alignment,
+              const char *fldname, int value)
 {
   char buffer[20];             /* FIXME: how many chars long a %d can become? */
 
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   sprintf (buffer, "%d", value);
   cli_field_string (uiout, fldno, width, alignment, fldname, buffer);
 }
@@ -167,8 +198,12 @@ cli_field_int (struct ui_out *uiout, int fldno, int width,
 
 void
 cli_field_skip (struct ui_out *uiout, int fldno, int width,
-               enum ui_align alignment, char *fldname)
+               enum ui_align alignment,
+               const char *fldname)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   cli_field_string (uiout, fldno, width, alignment, fldname, "");
 }
 
@@ -180,12 +215,16 @@ cli_field_string (struct ui_out *uiout,
                  int fldno,
                  int width,
                  enum ui_align align,
-                 char *fldname,
+                 const char *fldname,
                  const char *string)
 {
   int before = 0;
   int after = 0;
 
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+
   if ((align != ui_noalign) && string)
     {
       before = width - strlen (string);
@@ -225,9 +264,14 @@ cli_field_string (struct ui_out *uiout,
 void
 cli_field_fmt (struct ui_out *uiout, int fldno,
               int width, enum ui_align align,
-              char *fldname, char *format, va_list args)
+              const char *fldname,
+              const char *format,
+              va_list args)
 {
   struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+
   vfprintf_filtered (data->stream, format, args);
 
   if (align != ui_noalign)
@@ -238,20 +282,27 @@ void
 cli_spaces (struct ui_out *uiout, int numspaces)
 {
   struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   print_spaces_filtered (numspaces, data->stream);
 }
 
 void
-cli_text (struct ui_out *uiout, char *string)
+cli_text (struct ui_out *uiout, const char *string)
 {
   struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   fputs_filtered (string, data->stream);
 }
 
 void
-cli_message (struct ui_out *uiout, int verbosity, char *format, va_list args)
+cli_message (struct ui_out *uiout, int verbosity,
+            const char *format, va_list args)
 {
   struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   if (ui_out_get_verblvl (uiout) >= verbosity)
     vfprintf_unfiltered (data->stream, format, args);
 }
@@ -259,6 +310,9 @@ cli_message (struct ui_out *uiout, int verbosity, char *format, va_list args)
 void
 cli_wrap_hint (struct ui_out *uiout, char *identstring)
 {
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
   wrap_here (identstring);
 }
 
@@ -276,8 +330,9 @@ cli_flush (struct ui_out *uiout)
 
 /* VARARGS */
 static void
-out_field_fmt (struct ui_out *uiout, int fldno, char *fldname,
-              char *format,...)
+out_field_fmt (struct ui_out *uiout, int fldno,
+              const char *fldname,
+              const char *format,...)
 {
   struct ui_out_data *data = ui_out_data (uiout);
   va_list args;
@@ -306,6 +361,7 @@ cli_out_new (struct ui_file *stream)
 
   struct ui_out_data *data = XMALLOC (struct ui_out_data);
   data->stream = stream;
+  data->suppress_output = 0;
   return ui_out_new (&cli_ui_out_impl, data, flags);
 }