Use Gnulib's alloc functions throughout the source.

[wget] / src / html-parse.c

diff --git a/src/html-parse.c b/src/html-parse.c
index 243ead236524d1465fcae4a79226190ea58b88a4..623b7fd8260f37719191ff073f8a0f07c07becf6 100644 (file)
--- a/src/html-parse.c
+++ b/src/html-parse.c
@@ -1,6 +1,6 @@
 /* HTML parser for Wget.
    Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-   2007 Free Software Foundation, Inc.
+   2007, 2008 Free Software Foundation, Inc.
 
 This file is part of GNU Wget.
 
@@ -17,15 +17,16 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with Wget.  If not, see <http://www.gnu.org/licenses/>.
 
-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.  */
+Additional permission under GNU GPL version 3 section 7
+
+If you modify this program, or any covered work, by linking or
+combining it with the OpenSSL project's OpenSSL library (or a
+modified version of that library), containing parts covered by the
+terms of the OpenSSL or SSLeay licenses, the Free Software Foundation
+grants you additional permission to convey the resulting work.
+Corresponding Source for a non-source form of such a combination
+shall include the source code for the parts of OpenSSL used as well
+as that of the covered work.  */
 
 /* The only entry point to this module is map_html_tags(), which see.  */
 
@@ -88,7 +89,9 @@ so, delete this exception statement from your version.  */
 /* To test as standalone, compile with `-DSTANDALONE -I.'.  You'll
    still need Wget headers to compile.  */
 
-#include <config.h>
+#define USE_GNULIB_ALLOC
+
+#include "wget.h"
 
 #ifdef STANDALONE
 # define I_REALLY_WANT_CTYPE_MACROS
@@ -99,7 +102,7 @@ so, delete this exception statement from your version.  */
 #include <string.h>
 #include <assert.h>
 
-#include "wget.h"
+#include "utils.h"
 #include "html-parse.h"
 
 #ifdef STANDALONE
@@ -110,21 +113,21 @@ so, delete this exception statement from your version.  */
 # define xrealloc realloc
 # define xfree free
 
-# undef ISSPACE
-# undef ISDIGIT
-# undef ISXDIGIT
-# undef ISALPHA
-# undef ISALNUM
-# undef TOLOWER
-# undef TOUPPER
-
-# define ISSPACE(x) isspace (x)
-# define ISDIGIT(x) isdigit (x)
-# define ISXDIGIT(x) isxdigit (x)
-# define ISALPHA(x) isalpha (x)
-# define ISALNUM(x) isalnum (x)
-# define TOLOWER(x) tolower (x)
-# define TOUPPER(x) toupper (x)
+# undef c_isspace
+# undef c_isdigit
+# undef c_isxdigit
+# undef c_isalpha
+# undef c_isalnum
+# undef c_tolower
+# undef c_toupper
+
+# define c_isspace(x) isspace (x)
+# define c_isdigit(x) isdigit (x)
+# define c_isxdigit(x) isxdigit (x)
+# define c_isalpha(x) isalpha (x)
+# define c_isalnum(x) isalnum (x)
+# define c_tolower(x) tolower (x)
+# define c_toupper(x) toupper (x)
 
 struct hash_table {
   int dummy;
@@ -258,7 +261,7 @@ struct pool {
    However, "&lt;foo" will work, as will "&lt!foo", "&lt", etc.  In
    other words an entity needs to be terminated by either a
    non-alphanumeric or the end of string.  */
-#define FITS(p, n) (p + n == end || (p + n < end && !ISALNUM (p[n])))
+#define FITS(p, n) (p + n == end || (p + n < end && !c_isalnum (p[n])))
 
 /* Macros that test entity names by returning true if P is followed by
    the specified characters.  */
@@ -296,10 +299,10 @@ decode_entity (const char **ptr, const char *end)
         int digits = 0;
         value = 0;
         if (*p == 'x')
-          for (++p; value < 256 && p < end && ISXDIGIT (*p); p++, digits++)
+          for (++p; value < 256 && p < end && c_isxdigit (*p); p++, digits++)
             value = (value << 4) + XDIGIT_TO_NUM (*p);
         else
-          for (; value < 256 && p < end && ISDIGIT (*p); p++, digits++)
+          for (; value < 256 && p < end && c_isdigit (*p); p++, digits++)
             value = (value * 10) + (*p - '0');
         if (!digits)
           return -1;
@@ -368,9 +371,9 @@ convert_and_copy (struct pool *pool, const char *beg, const char *end, int flags
      `&#32;'.  */
   if (flags & AP_TRIM_BLANKS)
     {
-      while (beg < end && ISSPACE (*beg))
+      while (beg < end && c_isspace (*beg))
         ++beg;
-      while (end > beg && ISSPACE (end[-1]))
+      while (end > beg && c_isspace (end[-1]))
         --end;
     }
 
@@ -425,7 +428,7 @@ convert_and_copy (struct pool *pool, const char *beg, const char *end, int flags
     {
       char *p = pool->contents + old_tail;
       for (; *p; p++)
-        *p = TOLOWER (*p);
+        *p = c_tolower (*p);
     }
 }
 \f
@@ -705,7 +708,7 @@ name_allowed (const struct hash_table *ht, const char *b, const char *e)
 /* Skip whitespace, if any. */
 
 #define SKIP_WS(p) do {                         \
-  while (ISSPACE (*p)) {                        \
+  while (c_isspace (*p)) {                        \
     ADVANCE (p);                                \
   }                                             \
 } while (0)
@@ -713,7 +716,7 @@ name_allowed (const struct hash_table *ht, const char *b, const char *e)
 /* Skip non-whitespace, if any. */
 
 #define SKIP_NON_WS(p) do {                     \
-  while (!ISSPACE (*p)) {                       \
+  while (!c_isspace (*p)) {                       \
     ADVANCE (p);                                \
   }                                             \
 } while (0)
@@ -936,7 +939,7 @@ map_html_tags (const char *text, int size,
                    violated by, for instance, `%' in `width=75%'.
                    We'll be liberal and allow just about anything as
                    an attribute value.  */
-                while (!ISSPACE (*p) && *p != '>')
+                while (!c_isspace (*p) && *p != '>')
                   ADVANCE (p);
                 attr_value_end = p; /* <foo bar=baz qux=quix> */
                                     /*             ^          */