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Tweak file_get_contents()'s return value a little

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This commit is contained in:
Sara Golemon 2006-09-22 18:23:33 +00:00
parent 50fe3da0af
commit 29ccb96d9e
1 changed files with 21 additions and 10 deletions
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31
ext/standard/file.c
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@ -512,7 +512,7 @@ PHP_FUNCTION(file_get_contents)
char *filename;
int filename_len;
zend_uchar filename_type;
void *contents;
void *contents = NULL;
long flags = 0;
php_stream *stream;
int len;
@ -552,21 +552,32 @@ PHP_FUNCTION(file_get_contents)
if (maxlen <= 0 || stream->readbuf_type == IS_STRING) {
real_maxlen = maxlen;
} else {
/* Allows worst case scenario of each input char being turned into two UChars */
real_maxlen = (maxlen * 2);
/* Allows worst case scenario of each input char being turned into two UChars
* UTODO: Have this take converter into account, since many never generate surrogate pairs */
real_maxlen = maxlen * 2;
}
/* uses mmap if possible */
len = php_stream_copy_to_mem_ex(stream, stream->readbuf_type, &contents, real_maxlen, maxlen, 0);
if (stream->readbuf_type == IS_STRING && len > 0) {
RETVAL_STRINGL(contents, len, 0);
} else if (stream->readbuf_type == IS_UNICODE && len > 0) {
RETVAL_UNICODEL(contents, len, 0);
} else if (len == 0) {
RETVAL_EMPTY_STRING();
if (stream->readbuf_type == IS_STRING) {
if (len > 0) {
RETVAL_STRINGL(contents, len, 0);
} else {
if (contents) {
efree(contents);
}
RETVAL_EMPTY_STRING();
}
} else {
RETVAL_FALSE;
if (len > 0) {
RETVAL_UNICODEL(contents, len, 0);
} else {
if (contents) {
efree(contents);
}
RETVAL_EMPTY_UNICODE();
}
}
php_stream_close(stream);