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<?php
// script to upgrade PCRE. just drop the pcre-x.x.tar.xx here and run the script
$pattern = 'pcre-*.tar.*';
$newpcre = glob($pattern);
if (count($newpcre) > 1) {
echo "more than one '$pattern' file. aborting\n";
print_r($newpcre);
exit;
}
if (count($newpcre) == 0) {
die("need one '$pattern' file. aborting.\n");
}
$newpcre = $newpcre[0];
if (strpos($newpcre, 'gz')) {
system("tar xfz $newpcre");
} elseif (strpos($newpcre, 'bz2')) {
system("tar xfj $newpcre");
} else {
die("file type not recognized: $newpcre\n");
}
$newpcre = substr($newpcre, 0, strpos($newpcre, '.tar'));
$dirlen = strlen('pcrelib');
function recurse($path)
{
global $newpcre, $dirlen;
foreach (scandir($path) as $file) {
if ($file[0] === '.' ||
$file === 'CVS' ||
@substr_compare($file, '.lo', -3, 3) === 0 ||
@substr_compare($file, '.loT', -4, 4) === 0 ||
@substr_compare($file, '.o', -2, 2) === 0) continue;
$file = "$path/$file";
if (is_dir($file)) {
recurse($file);
continue;
}
echo "processing $file... ";
$newfile = $newpcre . substr($file, $dirlen);
if (is_file($tmp = $newfile . '.generic') || is_file($tmp = $newfile . '.dist')) {
$newfile = $tmp;
}
if (!is_file($newfile)) {
die("$newfile is not available any more\n");
}
// maintain file mtimes so that cvs doesnt get crazy
if (file_get_contents($newfile) !== file_get_contents($file)) {
copy($newfile, $file);
}
// always include the config.h file
$content = file_get_contents($newfile);
$newcontent = preg_replace('/#\s*ifdef HAVE_CONFIG_H\s*(.+)\s*#\s*endif/', '$1', $content);
if ($content !== $newcontent) {
file_put_contents($file, $newcontent);
}
echo "OK\n";
}
}
recurse('pcrelib');
$dirorig = scandir('pcrelib/testdata');
$k = array_search('CVS', $dirorig);
if ($k !== false)
unset($dirorig[$k]);
$k = array_search('.svn', $dirorig);
if ($k !== false)
unset($dirorig[$k]);
$dirnew = scandir("$newpcre/testdata");
$diff = array_diff($dirorig, $dirnew);
foreach ($diff as $file) {
$file2 = 'pcrelib'.substr($file, strlen($newpcre));
copy($file, $file2);
}
// the config.h needs special care
$prepend_config_h = '
#include <php_compat.h>
#undef PACKAGE_NAME
#undef PACKAGE_VERSION
#undef PACKAGE_TARNAME
#undef PACKAGE_STRING
#define SUPPORT_UCP
#define SUPPORT_UTF8
#if defined(__GNUC__) && __GNUC__ >= 4
# ifdef __cplusplus
# define PCRE_EXP_DECL extern "C" __attribute__ ((visibility("default")))
# else
# define PCRE_EXP_DECL extern __attribute__ ((visibility("default")))
# endif
# define PCRE_EXP_DEFN __attribute__ ((visibility("default")))
# define PCRE_EXP_DATA_DEFN __attribute__ ((visibility("default")))
#endif
';
file_put_contents('pcrelib/config.h', $prepend_config_h . file_get_contents('pcrelib/config.h'));
echo "\nThe End :-)\n\n"
?>
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