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authorRoland McGrath <roland@gnu.org>1995-12-06 00:14:32 +0000
committerRoland McGrath <roland@gnu.org>1995-12-06 00:14:32 +0000
commit196980f5117c8d38f10d64bf67eeb0924651675f (patch)
tree4e2a731a1f766ee63e1038d7f38bee3db8c78a2c /misc
parent77a58cad3fa0a286bd2581187a2463a762d711ba (diff)
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Updated from ../gpl2lgpl.sed /home/gd/gnu/lib/error.c
Diffstat (limited to 'misc')
-rw-r--r--misc/Makefile7
-rw-r--r--misc/err.c87
-rw-r--r--misc/err.h56
-rw-r--r--misc/error.c134
-rw-r--r--misc/error.h48
5 files changed, 330 insertions, 2 deletions
diff --git a/misc/Makefile b/misc/Makefile
index 173413c9ed..102fdd343f 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -25,7 +25,8 @@ subdir := misc
headers := sys/uio.h sys/ioctl.h sys/ptrace.h ioctls.h sys/file.h \
a.out.h nlist.h stab.h stab.def sgtty.h sys/dir.h sys/cdefs.h \
ttyent.h syscall.h syslog.h sys/syslog.h paths.h sys/reboot.h \
- sys/mman.h sys/param.h fstab.h mntent.h search.h utmp.h
+ sys/mman.h sys/param.h fstab.h mntent.h search.h utmp.h \
+ err.h error.h
routines := brk sbrk sstk ioctl \
readv writev \
@@ -50,12 +51,14 @@ routines := brk sbrk sstk ioctl \
syslog syscall daemon \
mmap munmap mprotect msync madvise \
efgcvt efgcvt_r \
- hsearch hsearch_r tsearch
+ hsearch hsearch_r tsearch \
+ err error
aux := progname init-misc
distribute := bsd-compat.c
extra-objs := bsd-compat.o
install-lib := libbsd-compat.a libg.a
non-lib.a := libbsd-compat.a
+gpl2lgpl := error.c error.h
# Build the -lutil library with these extra functions.
extra-libs := libutil
diff --git a/misc/err.c b/misc/err.c
new file mode 100644
index 0000000000..82719a8756
--- /dev/null
+++ b/misc/err.c
@@ -0,0 +1,87 @@
+/* err.c --- 4.4BSD utility functions for error messages.
+Copyright (C) 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <stdarg.h>
+#include <err.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+extern char *__progname;
+
+#define VA(call) \
+{ \
+ va_list ap; \
+ va_start (ap, format); \
+ call; \
+ va_end (ap); \
+}
+
+void
+vwarn (const char *format, __gnuc_va_list ap)
+{
+ fprintf (stderr, format, ap);
+}
+
+void
+vwarnx (const char *format, __gnuc_va_list ap)
+{
+ if (__progname)
+ fprintf (stderr, "%s: ", __progname);
+ fprintf (stderr, format, ap);
+ putc ('\n', stderr);
+}
+
+
+void
+warn (const char *format, ...)
+{
+ VA (vwarn (format, ap))
+}
+
+void
+warnx (const char *format, ...)
+{
+ VA (vwarnx (format, ap))
+}
+
+void
+verr (int status, const char *format, __gnuc_va_list ap)
+{
+ vwarn (format, ap);
+ exit (status);
+}
+
+void
+verrx (int status, const char *format, __gnuc_va_list ap)
+{
+ vwarnx (format, ap);
+ exit (status);
+}
+
+void
+err (int status, const char *format, ...)
+{
+ VA (verr (status, format, ap))
+}
+
+void
+errx (int status, const char *format, ...)
+{
+ VA (verrx (status, format, ap))
+}
diff --git a/misc/err.h b/misc/err.h
new file mode 100644
index 0000000000..c81de1b396
--- /dev/null
+++ b/misc/err.h
@@ -0,0 +1,56 @@
+/* err.h --- 4.4BSD utility functions for error messages.
+Copyright (C) 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#ifndef _ERR_H_
+#define _ERR_H_ 1
+#include <features.h>
+
+#define __need___va_list
+#include <stdarg.h>
+#ifndef __GNUC_VA_LIST
+#define __gnuc_va_list __ptr_t
+#endif
+
+__BEGIN_DECLS
+
+/* Print FORMAT on stderr. */
+extern void warn __P ((const char *__format, ...))
+ __attribute__ ((format (printf, 1, 2)));
+extern void vwarn __P ((const char *__format, __gnuc_va_list))
+ __attribute__ ((format (printf, 1, 0)));
+
+/* Print "program: ", and FORMAT, and a newline, on stderr. */
+extern void warnx __P ((const char *__format, ...))
+ __attribute__ ((format (printf, 1, 2)));
+extern void vwarnx __P ((const char *__format, __gnuc_va_list))
+ __attribute__ ((format (printf, 1, 0)));
+
+/* Likewise, and then exit with STATUS. */
+extern void err __P ((int __status, const char *__format, ...))
+ __attribute__ ((noreturn, format (printf, 2, 3)));
+extern void verr __P ((int __status, const char *__format, __gnuc_va_list))
+ __attribute__ ((noreturn, format (printf, 2, 0)));
+extern void errx __P ((int __status, const char *__format, ...))
+ __attribute__ ((noreturn, format (printf, 2, 3)));
+extern void verrx __P ((int __status, const char *, __gnuc_va_list))
+ __attribute__ ((noreturn, format (printf, 2, 0)));
+
+__END_DECLS
+
+#endif /* err.h */
diff --git a/misc/error.c b/misc/error.c
new file mode 100644
index 0000000000..da3c6ee1b2
--- /dev/null
+++ b/misc/error.c
@@ -0,0 +1,134 @@
+/* error.c -- error handler for noninteractive utilities
+ Copyright (C) 1990, 91, 92, 93, 94, 95 Free Software Foundation, Inc.
+
+This file is part of the GNU C Library. Its master source is NOT part of
+the C library, however. The master source lives in /gd/gnu/lib.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+/* Written by David MacKenzie <djm@gnu.ai.mit.edu>. */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+
+#if HAVE_VPRINTF || HAVE_DOPRNT || _LIBC
+# if __STDC__
+# include <stdarg.h>
+# define VA_START(args, lastarg) va_start(args, lastarg)
+# else
+# include <varargs.h>
+# define VA_START(args, lastarg) va_start(args)
+# endif
+#else
+# define va_alist a1, a2, a3, a4, a5, a6, a7, a8
+# define va_dcl char *a1, *a2, *a3, *a4, *a5, *a6, *a7, *a8;
+#endif
+
+#if STDC_HEADERS || _LIBC
+# include <stdlib.h>
+# include <string.h>
+#else
+void exit ();
+#endif
+
+/* This variable is incremented each time `error' is called. */
+unsigned int error_message_count;
+
+/* If NULL, error will flush stdout, then print on stderr the program
+ name, a colon and a space. Otherwise, error will call this
+ function without parameters instead. */
+void (*error_print_progname) () = NULL;
+
+#ifdef _LIBC
+#define program_name program_invocation_name
+#endif
+
+/* The calling program should define program_name and set it to the
+ name of the executing program. */
+extern char *program_name;
+
+#if HAVE_STRERROR || _LIBC
+# ifndef strerror /* On some systems, strerror is a macro */
+char *strerror ();
+# endif
+#else
+static char *
+private_strerror (errnum)
+ int errnum;
+{
+ extern char *sys_errlist[];
+ extern int sys_nerr;
+
+ if (errnum > 0 && errnum <= sys_nerr)
+ return sys_errlist[errnum];
+ return "Unknown system error";
+}
+#define strerror private_strerror
+#endif
+
+/* Print the program name and error message MESSAGE, which is a printf-style
+ format string with optional args.
+ If ERRNUM is nonzero, print its corresponding system error message.
+ Exit with status STATUS if it is nonzero. */
+/* VARARGS */
+
+void
+#if defined(VA_START) && __STDC__
+error (int status, int errnum, const char *message, ...)
+#else
+error (status, errnum, message, va_alist)
+ int status;
+ int errnum;
+ char *message;
+ va_dcl
+#endif
+{
+#ifdef VA_START
+ va_list args;
+#endif
+
+ if (error_print_progname)
+ (*error_print_progname) ();
+ else
+ {
+ fflush (stdout);
+ fprintf (stderr, "%s: ", program_name);
+ }
+
+#ifdef VA_START
+ VA_START (args, message);
+# if HAVE_VPRINTF || _LIBC
+ vfprintf (stderr, message, args);
+# else
+ _doprnt (message, args, stderr);
+# endif
+ va_end (args);
+#else
+ fprintf (stderr, message, a1, a2, a3, a4, a5, a6, a7, a8);
+#endif
+
+ ++error_message_count;
+
+ if (errnum)
+ fprintf (stderr, ": %s", strerror (errnum));
+ putc ('\n', stderr);
+ fflush (stderr);
+ if (status)
+ exit (status);
+}
diff --git a/misc/error.h b/misc/error.h
new file mode 100644
index 0000000000..40b345b9fc
--- /dev/null
+++ b/misc/error.h
@@ -0,0 +1,48 @@
+/* error.h -- declaration for error-reporting function
+ Copyright (C) 1995 Software Foundation, Inc.
+
+This file is part of the GNU C Library. Its master source is NOT part of
+the C library, however. The master source lives in /gd/gnu/lib.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#ifndef _error_h_
+#define _error_h_
+
+#ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
+# define __attribute__(Spec) /* empty */
+# endif
+/* The __-protected variants of `format' and `printf' attributes
+ are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+# define __format__ format
+# define __printf__ printf
+# endif
+#endif
+
+#if __STDC__
+void error (int, int, const char *, ...) \
+ __attribute__ ((__format__ (__printf__, 3, 4)));
+#else
+void error ();
+#endif
+
+/* This variable is incremented each time `error' is called. */
+extern unsigned int error_message_count;
+
+#endif /* _error_h_ */