From fffee0be3ff1c86d1c3f0b1565c0a61abb9cc585 Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Sat, 2 Feb 2002 15:39:33 +0000 Subject: [PATCH] * utils.c (do_write): New function. (error_stream): Rewrite combining the code from error_begin and verror. (verror): Rewrite using error_stream. (error_begin): Delete function. --- gdb/ChangeLog | 8 ++++++ gdb/utils.c | 78 ++++++++++++++++++--------------------------------- 2 files changed, 36 insertions(+), 50 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 27aff5fe217..ac4d9e40c9e 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,11 @@ +2002-02-01 Andrew Cagney + + * utils.c (do_write): New function. + (error_stream): Rewrite combining the code from error_begin and + verror. + (verror): Rewrite using error_stream. + (error_begin): Delete function. + 2002-02-01 Andrew Cagney * utils.c (error_begin): Make static. diff --git a/gdb/utils.c b/gdb/utils.c index c3e5a505889..93989b911fc 100644 --- a/gdb/utils.c +++ b/gdb/utils.c @@ -593,29 +593,6 @@ warning (const char *string,...) va_end (args); } -/* Start the printing of an error message. Way to use this is to call - this, output the error message (use filtered output to gdb_stderr - (FIXME: Some callers, like memory_error, use gdb_stdout)), ending - in a newline, and then call return_to_top_level (RETURN_ERROR). - error() provides a convenient way to do this for the special case - that the error message can be formatted with a single printf call, - but this is more general. */ -static void -error_begin (void) -{ - if (error_begin_hook) - error_begin_hook (); - - target_terminal_ours (); - wrap_here (""); /* Force out any buffered output */ - gdb_flush (gdb_stdout); - - annotate_error_begin (); - - if (error_pre_print) - fprintf_filtered (gdb_stderr, error_pre_print); -} - /* Print an error message and return to command level. The first argument STRING is the error message, used as a fprintf string, and the remaining args are passed as arguments to it. */ @@ -623,29 +600,10 @@ error_begin (void) NORETURN void verror (const char *string, va_list args) { - char *err_string; - struct cleanup *err_string_cleanup; - /* FIXME: cagney/1999-11-10: All error calls should come here. - Unfortunately some code uses the sequence: error_begin(); print - error message; return_to_top_level. That code should be - flushed. */ - error_begin (); - /* NOTE: It's tempting to just do the following... - vfprintf_filtered (gdb_stderr, string, args); - and then follow with a similar looking statement to cause the message - to also go to gdb_lasterr. But if we do this, we'll be traversing the - va_list twice which works on some platforms and fails miserably on - others. */ - /* Save it as the last error */ - ui_file_rewind (gdb_lasterr); - vfprintf_filtered (gdb_lasterr, string, args); - /* Retrieve the last error and print it to gdb_stderr */ - err_string = error_last_message (); - err_string_cleanup = make_cleanup (xfree, err_string); - fputs_filtered (err_string, gdb_stderr); - fprintf_filtered (gdb_stderr, "\n"); - do_cleanups (err_string_cleanup); - return_to_top_level (RETURN_ERROR); + struct ui_file *tmp_stream = mem_fileopen (); + make_cleanup_ui_file_delete (tmp_stream); + vfprintf_unfiltered (tmp_stream, string, args); + error_stream (tmp_stream); } NORETURN void @@ -657,13 +615,33 @@ error (const char *string,...) va_end (args); } +static void +do_write (void *data, const char *buffer, long length_buffer) +{ + ui_file_write (data, buffer, length_buffer); +} + NORETURN void error_stream (struct ui_file *stream) { - long size; - char *msg = ui_file_xstrdup (stream, &size); - make_cleanup (xfree, msg); - error ("%s", msg); + if (error_begin_hook) + error_begin_hook (); + + /* Copy the stream into the GDB_LASTERR buffer. */ + ui_file_rewind (gdb_lasterr); + ui_file_put (stream, do_write, gdb_lasterr); + + /* Write the message plus any error_pre_print to gdb_stderr. */ + target_terminal_ours (); + wrap_here (""); /* Force out any buffered output */ + gdb_flush (gdb_stdout); + annotate_error_begin (); + if (error_pre_print) + fprintf_filtered (gdb_stderr, error_pre_print); + ui_file_put (stream, do_write, gdb_stderr); + fprintf_filtered (gdb_stderr, "\n"); + + return_to_top_level (RETURN_ERROR); } /* Get the last error message issued by gdb */ -- 2.30.2