Do not depend on always defined macros

ChangeLog

@@ -1,5 +1,8 @@
 2014-06-11  Giuseppe Scrivano  <gscrivan@redhat.com>
 
+	* configure.ac: Do not depend on always defined macros.
+	* vms/vms.h: Likewise.
+
 	* Makefile.am: Remove @VAR@ with $FOO.
 	* util/Makefile.am: Likewise.
 

configure.ac

@@ -146,8 +146,7 @@ AC_C_VOLATILE
 
 dnl Check for basic headers, even though we expect them to exist and
 dnl #include them unconditionally in the code.  Their detection is
-dnl still needed because test programs used by Autoconf macros check
+dnl still needed because test programs used by Autoconf macros check.
-dnl for STDC_HEADERS, HAVE_SYS_TYPES_H, etc. before using them.
 dnl Without the checks they will fail to be included in test programs,
 dnl which will subsequently fail.
 AC_HEADER_STDC
@@ -188,9 +187,7 @@ AC_CHECK_TYPES([uint32_t, uintptr_t, intptr_t, int64_t])
 AC_CHECK_TYPES(sig_atomic_t, [], [], [
 #include <stdio.h>
 #include <sys/types.h>
-#if HAVE_INTTYPES_H
 #include <inttypes.h>
-#endif
 #include <signal.h>
 ])
 

src/ChangeLog

@@ -1,5 +1,16 @@
 2014-06-11  Giuseppe Scrivano  <gscrivan@redhat.com>
 
+	* connect.c: Do not depend on always defined macros.
+	* convert.c: Likewise.
+	* css-url.c: Likewise.
+	* hash.c: Likewise.
+	* mswindows.h: Likewise.
+	* netrc.c: Likewise.
+	* progress.c: Likewise.
+	* sysdep.h: Likewise.
+	* utils.c: Likewise.
+	* wget.h: Likewise.
+
 	* Makefile.am: Remove @VAR@ with $FOO.
 
 	* DESCRIP_MODS.MMS: Remove terminating empty lines.

src/connect.c

@@ -59,10 +59,7 @@ as that of the covered work.  */
 #include "connect.h"
 #include "hash.h"
 
-/* Apparently needed for Interix: */
-#ifdef HAVE_STDINT_H
 #include <stdint.h>
-#endif
 
 /* Define sockaddr_storage where unavailable (presumably on IPv4-only
    hosts).  */

src/convert.c

@@ -465,7 +465,7 @@ write_backup_file (const char *file, downloaded_file_t downloaded_file_return)
     converted_files = make_string_hash_table (0);
 
   /* We can get called twice on the same URL thanks to the
-     convert_all_links() call in main().  If we write the .orig file
+     convert_all_links() call in main.  If we write the .orig file
      each time in such a case, it'll end up containing the first-pass
      conversion, not the original file.  So, see if we've already been
      called on this file. */
@@ -835,7 +835,7 @@ register_download (const char *url, const char *file)
   hash_table_put (dl_url_file_map, xstrdup (url), xstrdup (file));
 }
 
-/* Register that FROM has been redirected to TO.  This assumes that TO
+/* Register that FROM has been redirected to "TO".  This assumes that TO
    is successfully downloaded and already registered using
    register_download() above.  */
 

src/css-url.c

@@ -41,11 +41,7 @@ as that of the covered work.  */
 #include <wget.h>
 
 #include <stdio.h>
-#ifdef HAVE_STRING_H
 #include <string.h>
-#else
-# include <strings.h>
-#endif
 #include <stdlib.h>
 #include <ctype.h>
 #include <errno.h>

src/hash.c

@@ -55,11 +55,7 @@ as that of the covered work.  */
 # endif
 # include <ctype.h>
 # define c_tolower(x) tolower ((unsigned char) (x))
-# ifdef HAVE_STDINT_H
 # include <stdint.h>
-# else
-   typedef unsigned long uintptr_t;
-# endif
 #endif
 
 #include "hash.h"

src/mswindows.h

@@ -57,13 +57,6 @@ as that of the covered work.  */
 /* Declares getpid(). */
 #include <process.h>
 
-#ifndef S_ISDIR
-# define S_ISDIR(m) (((m) & (_S_IFMT)) == (_S_IFDIR))
-#endif
-#ifndef S_ISLNK
-# define S_ISLNK(a) 0
-#endif
-
 /* We have strcasecmp and strncasecmp, just under different names.  */
 #ifndef HAVE_STRCASECMP
 # define strcasecmp stricmp
@@ -90,18 +83,6 @@ typedef __int64 wgint;
 # define strtoll_type __int64
 #endif
 
-/* Windows has no symlink, therefore no lstat.  Without symlinks lstat
-   is equivalent to stat anyway.  */
-#define lstat stat
-
-/* Define LFS aliases for stat and fstat. */
-#ifdef stat_alias
-# define stat(f, b) stat_alias (f, b)
-#endif
-#ifdef fstat_alias
-# define fstat(f, b) fstat_alias (f, b)
-#endif
-
 #define PATH_SEPARATOR '\\'
 
 /* Additional declarations needed for IPv6: */

src/netrc.c

@@ -161,8 +161,6 @@ search_netrc (const char *host, const char **acc, const char **passwd,
 
 #ifdef STANDALONE
 
-#include <assert.h>
-
 /* Normally, these functions would be defined by your package.  */
 # define xmalloc malloc
 # define xfree free

src/progress.c

@@ -36,9 +36,7 @@ as that of the covered work.  */
 #include <assert.h>
 #include <unistd.h>
 #include <signal.h>
-#ifdef HAVE_WCHAR_H
 #include <wchar.h>
-#endif
 
 #include "progress.h"
 #include "utils.h"

src/sysdep.h

@@ -78,35 +78,15 @@ as that of the covered work.  */
    These have to be after the above namespace tweaks, but before any
    non-preprocessor code.  */
 
-#if HAVE_ALLOCA_H
 #include <alloca.h>
-#elif defined WINDOWS
-# include <malloc.h>
-# ifndef alloca
-#  define alloca _alloca
-# endif
-#elif defined __GNUC__
-# define alloca __builtin_alloca
-#elif defined _AIX
-# define alloca __alloca
-#else
-# include <stddef.h>
-# ifdef  __cplusplus
-extern "C"
-# endif
-void *alloca (size_t);
-#endif
 
 /* Must include these, so we can test for the missing stat macros and
    define them as necessary.  */
 #include <sys/types.h>
 #include <sys/stat.h>
 
-#ifdef HAVE_INTTYPES_H
-  /* Compaq C V6.5-303 (dtk) on HP Tru64 UNIX V5.1B (Rev. 2650) needs: */
 #include <stdint.h>
 #include <inttypes.h>
-#endif
 
 #ifdef WINDOWS
 /* Windows doesn't have some functions normally found on Unix-like
@@ -121,34 +101,6 @@ void *alloca (size_t);
 /* Provided by gnulib on systems that don't have it: */
 # include <stdbool.h>
 
-/* Needed for compilation under OS/2 and MSDOS */
-#if defined(__EMX__) || defined(MSDOS)
-# ifndef S_ISLNK
-#  define S_ISLNK(m) 0
-# endif
-# ifndef lstat
-#  define lstat stat
-# endif
-#endif /* __EMX__ || MSDOS */
-
-/* Reportedly, stat() macros are broken on some old systems.  Those
-   systems will have to fend for themselves, as I will not introduce
-   new code to handle it.
-
-   However, I will add code for *missing* macros, and the following
-   are reportedly missing from many systems.  */
-#ifndef S_ISLNK
-# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
-#endif
-#ifndef S_ISDIR
-# define S_ISDIR(m) (((m) & (_S_IFMT)) == (_S_IFDIR))
-#endif
-#ifndef S_ISREG
-# define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG)
-#endif
-
-/* These are needed so we can #define struct_stat to struct _stati64
-   under Windows. */
 #ifndef struct_stat
 # define struct_stat struct stat
 #endif
@@ -156,6 +108,8 @@ void *alloca (size_t);
 # define struct_fstat struct stat
 #endif
 
+#include <intprops.h>
+
 /* For CHAR_BIT, LONG_MAX, etc. */
 #include <limits.h>
 
@@ -163,9 +117,6 @@ void *alloca (size_t);
 # define CHAR_BIT 8
 #endif
 
-/* From gnulib, simplified to assume a signed type. */
-#define TYPE_MAXIMUM(t) ((t) (~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))))
-
 /* These are defined in cmpt.c if missing, so we must declare
    them.  */
 #ifndef HAVE_STRCASECMP
@@ -212,23 +163,7 @@ int vsnprintf (char *str, size_t count, const char *fmt, va_list arg);
 # 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
-
-int fnmatch (const char *, const char *, int);
-#endif
 
 /* Provide sig_atomic_t if the system doesn't.  */
 #ifndef HAVE_SIG_ATOMIC_T

src/utils.c

@@ -65,9 +65,7 @@ as that of the covered work.  */
 
 /* For TIOCGWINSZ and friends: */
 #include <sys/ioctl.h>
-#ifdef HAVE_TERMIOS_H
 #include <termios.h>
-#endif
 
 /* Needed for Unix version of run_with_timeout. */
 #include <signal.h>

src/wget.h

@@ -72,12 +72,6 @@ as that of the covered work.  */
    variables.  -- explanation partly taken from GNU make.  */
 #define N_(string) string
 
-#if ! ENABLE_NLS
-# undef HAVE_WCHAR_H
-# undef HAVE_WCWIDTH
-# undef HAVE_MBTOWC
-#endif /* not ENABLE_NLS */
-
 #if HAVE_WCWIDTH && HAVE_MBTOWC
 # define USE_NLS_PROGRESS_BAR 1
 #else

vms/vms.h

@@ -49,16 +49,6 @@ int utime( const char *path, const struct utimbuf *times);
 #endif /* __CRTL_VER < 70300000 */
 
 
-/* Emergency substitution of stat() for lstat() for VAX and VMS CRTL
-   before V7.3-1.
-*/
-#if defined(__VAX) || __CRTL_VER < 70301000
-
-#define lstat( __p1, __p2) stat( __p1, __p2)
-
-#endif /* defined(__VAX) || __CRTL_VER < 70301000 */
-
-
 /* Global storage. */
 
 /*    VMS destination file system type.  < 0: unset/unknown