/* Dirty system-dependent hacks.
- Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
-This file is part of Wget.
+This file is part of GNU Wget.
-This program is free software; you can redistribute it and/or modify
+GNU Wget 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.
+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,
+GNU Wget 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+along with Wget; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+In addition, as a special exception, the Free Software Foundation
+gives permission to link the code of its release of Wget with the
+OpenSSL project's "OpenSSL" library (or with modified versions of it
+that use the same license as the "OpenSSL" library), and distribute
+the linked executables. You must obey the GNU General Public License
+in all respects for all of the code used other than "OpenSSL". If you
+modify this file, you may extend this exception to your version of the
+file, but you are not obligated to do so. If you do not wish to do
+so, delete this exception statement from your version. */
/* This file is included by wget.h. Random .c files need not include
it. */
#include <mswindows.h>
#endif /* WINDOWS */
-/* Allegedly needed for compilation under OS/2: */
-#ifdef EMXOS2
+/* Watcom-specific stuff. In practice this is probably specific to
+ Windows, although Watcom exists under other OS's too. For that
+ reason, we keep this here. */
+
+#ifdef __WATCOMC__
+/* Watcom has its own alloca() defined in malloc.h malloc.h needs to
+ be included in the sources to prevent 'undefined external' errors
+ at the link phase. */
+# include <malloc.h>
+/* io.h defines unlink() and chmod(). We put this here because it's
+ way too obscure to require all the .c files to observe. */
+# include <io.h>
+#endif /* __WATCOMC__ */
+
+/* Needed for compilation under OS/2: */
+#ifdef __EMX__
#ifndef S_ISLNK
# define S_ISLNK(m) 0
#endif
#ifndef lstat
# define lstat stat
#endif
-#endif /* EMXOS2 */
+#endif /* __EMX__ */
/* Reportedly, stat() macros are broken on some old systems. Those
systems will have to fend for themselves, as I will not introduce
#endif
#endif
+#ifdef __BEOS__
+# undef READ
+# undef WRITE
+# define READ(fd, buf, cnt) recv((fd), (buf), (cnt), 0)
+# define WRITE(fd, buf, cnt) send((fd), (buf), (cnt), 0)
+#endif
+
/* mswindows.h defines these. */
#ifndef READ
# define READ(fd, buf, cnt) read ((fd), (buf), (cnt))
DEBUGP (("Closing fd %d\n", x)); \
} while (0)
-/* OK, now define a decent interface to ctype macros. The regular
- ones misfire when you feed them chars >= 127, as they understand
- them as "negative", which results in out-of-bound access at
- table-lookup, yielding random results. This is, of course, totally
- bogus. One way to "solve" this is to use `unsigned char'
- everywhere, but it is nearly impossible to do that cleanly, because
- all of the library functions and system calls accept `char'.
-
- Thus we define our wrapper macros which simply cast the argument to
- unsigned char before passing it to the <ctype.h> macro. These
- versions are used consistently across the code. */
-#define ISASCII(x) isascii ((unsigned char)(x))
-#define ISALPHA(x) isalpha ((unsigned char)(x))
-#define ISSPACE(x) isspace ((unsigned char)(x))
-#define ISDIGIT(x) isdigit ((unsigned char)(x))
-#define ISXDIGIT(x) isxdigit ((unsigned char)(x))
-
-/* Defined in cmpt.c: */
+/* Define a large ("very long") type useful for storing large
+ non-negative quantities that exceed sizes of normal download. Note
+ that this has nothing to do with large file support. For example,
+ one should be able to say `--quota=10G', large files
+ notwithstanding.
+
+ On the machines where `long' is 64-bit, we use long. Otherwise, we
+ check whether `long long' is available and if yes, use that. If
+ long long is unavailable, we give up and just use `long'.
+
+ Note: you cannot use VERY_LONG_TYPE along with printf(). When you
+ need to print it, use very_long_to_string(). */
+
+#if SIZEOF_LONG >= 8 || SIZEOF_LONG_LONG == 0
+/* either long is "big enough", or long long is unavailable which
+ leaves long as the only choice. */
+# define VERY_LONG_TYPE unsigned long
+#else /* use long long */
+/* long is smaller than 8 bytes, but long long is available. */
+# define VERY_LONG_TYPE unsigned long long
+#endif /* use long long */
+
+/* These are defined in cmpt.c if missing, therefore it's generally
+ safe to declare their parameters. */
#ifndef HAVE_STRERROR
char *strerror ();
#endif
#ifndef HAVE_STRPTIME
char *strptime ();
#endif
+#ifndef HAVE_VSNPRINTF
+int vsnprintf ();
+#endif
+#ifndef HAVE_USLEEP
+int usleep PARAMS ((unsigned long));
+#endif
+#ifndef HAVE_MEMMOVE
+void *memmove ();
+#endif
/* SunOS brain damage -- for some reason, SunOS header files fail to
- declare the functions below, which causes all kinds of problems
- (compiling errors) with pointer arithmetic and similar.
+ declare the functions below, which causes all kinds of problems,
+ most notably compilation errors when using pointer arithmetic on
+ their return values.
This used to be only within `#ifdef STDC_HEADERS', but it got
tripped on other systems (AIX), thus causing havoc. Fortunately,
added an extra `#ifdef sun' guard. */
#ifndef STDC_HEADERS
#ifdef sun
-#ifndef __cplusplus
+#ifndef __SVR4 /* exclude Solaris */
char *strstr ();
char *strchr ();
char *strrchr ();
char *strtok ();
char *strdup ();
void *memcpy ();
-#endif /* not __cplusplus */
+#endif /* not __SVR4 */
#endif /* sun */
-#endif /* STDC_HEADERS */
+#endif /* not STDC_HEADERS */
+
+/* Some systems (Linux libc5, "NCR MP-RAS 3.0", and others) don't
+ provide MAP_FAILED, a symbolic constant for the value returned by
+ mmap() when it doesn't work. Usually, this constant should be -1.
+ This only makes sense for files that use mmap() and include
+ sys/mman.h *before* sysdep.h, but doesn't hurt others. */
+
+#ifndef MAP_FAILED
+# define MAP_FAILED ((void *) -1)
+#endif
+
+/* Enable system fnmatch only on systems where we know it works:
+ currently glibc-based systems and Solaris. One could add more, but
+ fnmatch is not that large, so it might be better to play it
+ safe. */
+#if defined __GLIBC__ && __GLIBC__ >= 2
+# define SYSTEM_FNMATCH
+#endif
+#ifdef solaris
+# define SYSTEM_FNMATCH
+#endif
+
+#ifdef SYSTEM_FNMATCH
+# include <fnmatch.h>
+#else /* not SYSTEM_FNMATCH */
+/* Define fnmatch flags. Undef them first to avoid warnings in case
+ an evil library include chose to include system fnmatch.h. */
+# undef FNM_PATHNAME
+# undef FNM_NOESCAPE
+# undef FNM_PERIOD
+# undef FNM_NOMATCH
+
+# define FNM_PATHNAME (1 << 0) /* No wildcard can ever match `/'. */
+# define FNM_NOESCAPE (1 << 1) /* Backslashes don't quote special chars. */
+# define FNM_PERIOD (1 << 2) /* Leading `.' is matched only explicitly. */
+# define FNM_NOMATCH 1
+
+/* Declare the function minimally. */
+int fnmatch ();
+#endif
+
+/* Provide 32-bit types. Most code shouldn't care, but there is code
+ that really needs a 32-bit integral type. If int32_t and u_int32_t
+ are present, we use them, otherwise we pick one of int/short/long,
+ and throw an error if none of them works. */
+
+#ifndef HAVE_INT32_T
+# if SIZEOF_INT == 4
+typedef int int32_t;
+# else
+# if SIZEOF_LONG == 4
+typedef long int32_t;
+# else
+# if SIZEOF_SHORT == 4
+typedef short int32_t;
+# else
+ #error "Cannot determine a 32-bit type"
+# endif
+# endif
+# endif
+#endif
+
+#ifndef HAVE_U_INT32_T
+# if SIZEOF_INT == 4
+typedef unsigned int u_int32_t;
+# else
+# if SIZEOF_LONG == 4
+typedef unsigned long u_int32_t;
+# else
+# if SIZEOF_SHORT == 4
+typedef unsigned short u_int32_t;
+# else
+ #error "Cannot determine a 32-bit type"
+# endif
+# endif
+# endif
+#endif
#endif /* SYSDEP_H */