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-rw-r--r--os.h159
1 files changed, 132 insertions, 27 deletions
diff --git a/os.h b/os.h
index 8316a4c5bb1c..5502df635a5b 100644
--- a/os.h
+++ b/os.h
@@ -1,38 +1,143 @@
+/*
+ * Copyright (c) 1984 through 2008, William LeFebvre
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * * Neither the name of William LeFebvre nor the names of other
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
#include <sys/types.h>
-#include <sys/param.h> /* This defines BSD */
-#if defined(BSD) && !defined(BSD4_4) && !defined(__osf__)
-# include <stdio.h>
-# include <strings.h>
-# define strchr(a, b) index((a), (b))
-# define strrchr(a, b) rindex((a), (b))
-# define memcpy(a, b, c) bcopy((b), (a), (c))
-# define memzero(a, b) bzero((a), (b))
-# define memcmp(a, b, c) bcmp((a), (b), (c))
-#if defined(NeXT)
- typedef void sigret_t;
+#include <sys/param.h>
+#include <stdio.h>
+
+#ifdef HAVE_LIMITS_H
+#include <limits.h>
+#endif
+
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
#else
- typedef int sigret_t;
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
#endif
-/* system routines that don't return int */
+#if STDC_HEADERS
+#include <string.h>
+#include <stdlib.h>
+#define setbuffer(f, b, s) setvbuf((f), (b), (b) ? _IOFBF : _IONBF, (s))
+#define memzero(a, b) memset((a), 0, (b))
+#else /* !STDC_HEADERS */
+#ifndef HAVE_STRCHR
+#define strchr(a, b) index((a), (b))
+#define strrchr(a, b) rindex((a), (b))
+#endif /* HAVE_STRCHR */
+#ifdef HAVE_MEMCPY
+#define memzero(a, b) memset((a), 0, (b))
+#else
+#define memcpy(a, b, c) bcopy((b), (a), (c))
+#define memzero(a, b) bzero((a), (b))
+#define memcmp(a, b, c) bcmp((a), (b), (c))
+#endif /* HAVE_MEMCPY */
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#else
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#endif
char *getenv();
caddr_t malloc();
+#endif /* STDC_HEADERS */
-#else
-# include <stdio.h>
-# define setbuffer(f, b, s) setvbuf((f), (b), (b) ? _IOFBF : _IONBF, (s))
-# include <string.h>
-# include <memory.h>
-# include <stdlib.h>
-# define memzero(a, b) memset((a), 0, (b))
- typedef void sigret_t;
+/* If snprintf or vsnprintf aren't available, we substitute our own.
+ But we have to include stdarg in order to be able to define them.
+*/
+#ifdef HAVE_STDARG_H
+#include <stdarg.h>
+#ifndef HAVE_SNPRINTF
+int ap_snprintf(char *buf, size_t len, const char *format,...);
+#define snprintf ap_snprintf
+#endif
+#ifndef HAVE_VSNPRINTF
+int ap_vsnprintf(char *buf, size_t len, const char *format,va_list ap);
+#define vsnprintf ap_vsnprintf
+#endif
#endif
-/* some systems declare sys_errlist in stdio.h! */
-#if defined(__NetBSD__) || defined(__FreeBSD__)
-#if !defined(__m68k__)
-# if !defined(__NetBSD132__)
-#define SYS_ERRLIST_DECLARED
-# endif /* __NetBSD132__ */
+#if !HAVE_PID_T
+typedef long pid_t;
+#endif
+#if !HAVE_TIME_T
+typedef long time_t;
#endif
+#if !HAVE_UID_T
+typedef long uid_t;
+#endif
+
+#ifndef INT_MAX
+#define INT_MAX (0x7fffffff)
+#endif
+
+#ifndef UINT_MAX
+#define UINT_MAX (0xffffffffU)
+#endif
+
+/* we must have both sighold and sigrelse to use them */
+#if defined(HAVE_SIGHOLD) && !defined(HAVE_SIGRELSE)
+#undef HAVE_SIGHOLD
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_SYSEXITS_H
+#include <sysexits.h>
+#else
+#define EX_OK 0 /* successful termination */
+#define EX_USAGE 64 /* command line usage error */
+#define EX_DATAERR 65 /* data format error */
+#define EX_NOINPUT 66 /* cannot open input */
+#define EX_NOUSER 67 /* addressee unknown */
+#define EX_NOHOST 68 /* host name unknown */
+#define EX_UNAVAILABLE 69 /* service unavailable */
+#define EX_SOFTWARE 70 /* internal software error */
+#define EX_OSERR 71 /* system error (e.g., can't fork) */
+#define EX_OSFILE 72 /* critical OS file missing */
+#define EX_CANTCREAT 73 /* can't create (user) output file */
+#define EX_IOERR 74 /* input/output error */
+#define EX_TEMPFAIL 75 /* temp failure; user is invited to retry */
+#define EX_PROTOCOL 76 /* remote error in protocol */
+#define EX_NOPERM 77 /* permission denied */
+#define EX_CONFIG 78 /* configuration error */
#endif