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-rw-r--r--gdb/gdbserver/utils.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/gdb/gdbserver/utils.c b/gdb/gdbserver/utils.c
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+++ b/gdb/gdbserver/utils.c
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+/* General utility routines for the remote server for GDB.
+ Copyright (C) 1986, 1989, 1993 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "server.h"
+#include <stdio.h>
+#include <string.h>
+
+/* Generally useful subroutines used throughout the program. */
+
+/* Print the system error message for errno, and also mention STRING
+ as the file name for which the error was encountered.
+ Then return to command level. */
+
+void
+perror_with_name (string)
+ char *string;
+{
+ extern int sys_nerr;
+ extern char *sys_errlist[];
+ extern int errno;
+ char *err;
+ char *combined;
+
+ if (errno < sys_nerr)
+ err = sys_errlist[errno];
+ else
+ err = "unknown error";
+
+ combined = (char *) alloca (strlen (err) + strlen (string) + 3);
+ strcpy (combined, string);
+ strcat (combined, ": ");
+ strcat (combined, err);
+
+ error ("%s.", combined);
+}
+
+/* Print an error message and return to command level.
+ STRING is the error message, used as a fprintf string,
+ and ARG is passed as an argument to it. */
+
+#ifdef ANSI_PROTOTYPES
+NORETURN void
+error (const char *string, ...)
+#else
+void
+error (va_alist)
+ va_dcl
+#endif
+{
+ extern jmp_buf toplevel;
+ va_list args;
+#ifdef ANSI_PROTOTYPES
+ va_start (args, string);
+#else
+ va_start (args);
+#endif
+ fflush (stdout);
+#ifdef ANSI_PROTOTYPES
+ vfprintf (stderr, string, args);
+#else
+ {
+ char *string1;
+
+ string1 = va_arg (args, char *);
+ vfprintf (stderr, string1, args);
+ }
+#endif
+ fprintf (stderr, "\n");
+ longjmp(toplevel, 1);
+}
+
+/* Print an error message and exit reporting failure.
+ This is for a error that we cannot continue from.
+ STRING and ARG are passed to fprintf. */
+
+/* VARARGS */
+NORETURN void
+#ifdef ANSI_PROTOTYPES
+fatal (char *string, ...)
+#else
+fatal (va_alist)
+ va_dcl
+#endif
+{
+ va_list args;
+#ifdef ANSI_PROTOTYPES
+ va_start (args, string);
+#else
+ char *string;
+ va_start (args);
+ string = va_arg (args, char *);
+#endif
+ fprintf (stderr, "gdb: ");
+ vfprintf (stderr, string, args);
+ fprintf (stderr, "\n");
+ va_end (args);
+ exit (1);
+}