diff options
Diffstat (limited to 'gdb/gdbserver/utils.c')
-rw-r--r-- | gdb/gdbserver/utils.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/gdb/gdbserver/utils.c b/gdb/gdbserver/utils.c new file mode 100644 index 00000000000..63d522c95a9 --- /dev/null +++ b/gdb/gdbserver/utils.c @@ -0,0 +1,114 @@ +/* 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); +} |