XCache is a fast, stable PHP opcode cacher that has been proven and is now running on production servers under high load. https://xcache.lighttpd.net/
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define(`pushdefFUNC_NAME', `
pushdef(`FUNC_NAME', `xc_`'KIND`'_`'ifelse(`$2', `', `$1', `$2')')
')
dnl {{{ DECL_STRUCT_P_FUNC(1:type, 2:name, 3:comma=;)
define(`DECL_STRUCT_P_FUNC', `translit(
pushdefFUNC_NAME(`$1', `$2')
define(`DEFINED_'ifelse(`$2', `', `$1', `$2'), `')
ifdef(`EXPORT_'ifelse(`$2', `', `$1', `$2'), `void', `static void inline')
FUNC_NAME`'(
IFDPRINT( `const $1 * const src, int indent')
IFCALC( `xc_processor_t *processor, const $1 * const src')
IFSTORE( `xc_processor_t *processor, $1 *dst, const $1 * const src')
IFRESTORE(`xc_processor_t *processor, $1 *dst, const $1 * const src')
IFDASM( `zval *dst, const $1 * const src')
IFASM( `$1 *dst, const $1 * const src')
TSRMLS_DC
)ifelse(`$3', `', `;')
popdef(`FUNC_NAME')dnl
, `
', ` ')')
dnl }}}
dnl {{{ DEF_STRUCT_P_FUNC(1:type, 2:name, 3:body)
define(`DEF_STRUCT_P_FUNC', `
pushdefFUNC_NAME(`$1', `$2')
/* {`{'{ FUNC_NAME */
ifdef(`EXPORT_'ifelse(`$2', `', `$1', `$2'), `
/* export: DECL_STRUCT_P_FUNC(`$1', `$2') :export */
')
DECL_STRUCT_P_FUNC(`$1', `$2', 1)
{
pushdef(`ELEMENTS_DONE')
IFASSERT(`
/* {{{ init assert */
ifdef(`SIZEOF_$1', , `m4_errprint(`missing SIZEOF_$1, safe to ignore')')
ifdef(`COUNTOF_$1', , `m4_errprint(`missing COUNTOF_$1, safe to ignore')')
dnl SIZEOF_x COUNTOF_x can be both defined or both not
ifdef(`SIZEOF_$1', `
ifdef(`COUNTOF_$1', , `m4_errprint(`AUTOCHECK WARN: missing COUNTOF_$1')')
', `
define(`SIZEOF_$1', 0)
')
ifdef(`COUNTOF_$1', `
ifdef(`SIZEOF_$1', , `m4_errprint(`AUTOCHECK WARN: missing SIZEOF_$1')')
', `
define(`COUNTOF_$1', 0)
')
int assert_size = SIZEOF_$1, assert_count = COUNTOF_$1;
int done_size = 0, done_count = 0;
const char *assert_names[] = { ifdef(`ELEMENTSOF_$1', `ELEMENTSOF_$1') };
HashTable done_names;
zend_hash_init(&done_names, 0, NULL, NULL, 0);
/* }}} */
IFRESTORE(`assert(xc_is_shm(src));')
IFCALCSTORE(`assert(!xc_is_shm(src));')
do {
')
ifdef(`SIZEOF_$1', , `m4_errprint(`AUTOCHECK WARN: $1: missing structinfo, dont panic')')
ifdef(`USEMEMCPY', `IFCOPY(`
memcpy(dst, src, sizeof($1));
do {
')')
IFDPRINT(`
fprintf(stderr, "%s", "{\n");
indent ++;
')
$3`'
IFDPRINT(`
indent --;
INDENT()fprintf(stderr, "}\n");
')
ifdef(`SKIPASSERT_ONCE', `
undefine(`SKIPASSERT_ONCE')
IFASSERT(`
zend_hash_destroy(&done_names);
')
', `
IFASSERT(`
/* {{{ check assert */ do {
int name_check_errors = xc_check_names(__FILE__, __LINE__, "FUNC_NAME", assert_names, sizeof(assert_names) / sizeof(assert_names[0]), &done_names);
zend_hash_destroy(&done_names);
if (done_count != assert_count) {
fprintf(stderr
, "count assertion failed at %s `#'%d FUNC_NAME`' : unexpected:%d - expecting:%d = %d != 0\n"
, __FILE__, __LINE__
, done_count, assert_count, done_count - assert_count
);
}
if (done_size != assert_size) {
fprintf(stderr
, "size assertion failed at %s `#'%d FUNC_NAME`' : unexpected:%d - expecting:%d = %d != 0\n"
, __FILE__, __LINE__
, done_size, assert_size, done_size - assert_size
);
}
if (name_check_errors || done_count != assert_count || done_size != assert_size) {
assert(0);
}
} while (0); /* }}} */
')
ifdef(`ELEMENTSOF_$1', `
pushdef(`ELEMENTS_UNDONE', LIST_DIFF(defn(`ELEMENTSOF_$1'), defn(`ELEMENTS_DONE')))
ifelse(defn(`ELEMENTS_UNDONE'), , `m4_errprint(`AUTOCHECK INFO: $1: processor looks good')', `
m4_errprint(`AUTOCHECK ERROR: ====' KIND `$1 =================')
m4_errprint(`AUTOCHECK expected:' defn(`ELEMENTSOF_$1'))
m4_errprint(`AUTOCHECK missing :' defn(`ELEMENTS_UNDONE'))
define(`EXIT_PENDING', 1)
')
popdef(`ELEMENTS_UNDONE')
')
')
ifdef(`USEMEMCPY', `IFCOPY(`
} while (0);
')')
IFASSERT(`
} while (0);
')
popdef(`ELEMENTS_DONE')
}
/* }`}'} */
popdef(`FUNC_NAME')
')
dnl }}}
dnl {{{ STRUCT_P_EX(1:type, 2:dst, 3:src, 4:elm-name, 5:name=type, 6:&)
define(`STRUCT_P_EX', `
DBG(`$0($*)')
pushdefFUNC_NAME(`$1', `$5')
ifdef(`DEFINED_'ifelse(`$5', `', `$1', `$5'), `', `m4_errprint(`AUTOCHECK ERROR: Unknown struct "'ifelse(`$5', `', `$1', `$5')`"')define(`EXIT_PENDING', 1)')
assert(sizeof($1) == sizeof(($6 $3)[0]));
ifelse(`$6', `', `ALLOC(`$2', `$1')')
IFDASM(`do {
zval *zv;
ALLOC_INIT_ZVAL(zv);
array_init(zv);
')
FUNC_NAME`'(
IFDPRINT( ` $6 $3, indent')
IFCALC( `processor, $6 $3')
IFSTORE( `processor, $6 $2, $6 $3')
IFRESTORE(`processor, $6 $2, $6 $3')
IFDASM( `zv, $6 $3')
IFASM( `$6 $2, $6 $3')
TSRMLS_CC
);
IFDASM(`
add_assoc_zval_ex(dst, ZEND_STRS("$4"), zv);
} while (0);
')
popdef(`FUNC_NAME')
ifelse(`$6', , `FIXPOINTER_EX(`$1', `$2')')
')
dnl }}}
dnl {{{ STRUCT_P(1:type, 2:elm, 3:name=type)
define(`STRUCT_P', `
DBG(`$0($*)')
if (SRC(`$2')) {
IFDPRINT(`INDENT()`'fprintf(stderr, "$1:$2 ");')
STRUCT_P_EX(`$1', `dst->$2', `SRC(`$2')', `$2', `$3')
}
else {
IFDPRINT(`INDENT()`'fprintf(stderr, "$1:$2:\tNULL\n");')
COPYNULL_EX(`dst->$2', `$2')
}
DONE(`$2')
')
dnl }}}
dnl {{{ STRUCT(1:type, 2:elm, 3:name=type)
define(`STRUCT', `
DBG(`$0($*)')
assert(sizeof($1) == sizeof(SRC(`$2')));
IFDPRINT(`INDENT()`'fprintf(stderr, "$1:$2 ");')
STRUCT_P_EX(`$1', `dst->$2', `SRC(`$2')', `$2', `$3', `&')
DONE(`$2')
')
dnl }}}
dnl {{{ STRUCT_ARRAY(1:count, 2:type, 3:elm, 4:name=type, 5:loopcounter)
define(`STRUCT_ARRAY', `
if (SRC(`$3')) {
ifelse(
`$5', `', `int i; pushdef(`LOOPCOUNTER', `i')',
`', `', `pushdef(`LOOPCOUNTER', `$5')')
pushdefFUNC_NAME(`$2', `$4')
IFDASM(`
zval *arr;
ALLOC_INIT_ZVAL(arr);
array_init(arr);
for (LOOPCOUNTER = 0;
ifelse(`$1', `', `SRC(`$3[LOOPCOUNTER]')',
`', `', `LOOPCOUNTER < SRC(`$1')');
++LOOPCOUNTER) {
zval *zv;
ALLOC_INIT_ZVAL(zv);
array_init(zv);
FUNC_NAME (zv, &(SRC(`$3[LOOPCOUNTER]')) TSRMLS_CC);
add_next_index_zval(arr, zv);
}
add_assoc_zval_ex(dst, ZEND_STRS("$3"), arr);
', `
dnl find count with NULL
ifelse(`$1', `', `
size_t count = 0;
while (SRC(`$3[count]')) {
++count;
}
++count;
pushdef(`ARRAY_ELEMENT_COUNT', `count')
',
`', `', `pushdef(`ARRAY_ELEMENT_COUNT', `SRC(`$1')')')
ALLOC(`dst->$3', `$2', `ARRAY_ELEMENT_COUNT')
popdef(`ARRAY_ELEMENT_COUNT')
ifdef(`AFTER_ALLOC', AFTER_ALLOC)
for (LOOPCOUNTER = 0;
ifelse(`$1', `', `SRC(`$3[LOOPCOUNTER]')',
`', `', `LOOPCOUNTER < SRC(`$1')');
++LOOPCOUNTER) {
DISABLECHECK(`
STRUCT(`$2', `$3[LOOPCOUNTER]', `$4')
')
}
dnl the end marker
ifelse(`$1', `', `IFCOPY(`DST(`$3[LOOPCOUNTER]') = NULL;')')
')dnl IFDASM
DONE(`$3')
popdef(`FUNC_NAME')
popdef(`LOOPCOUNTER')
}
else {
COPYNULL(`$3')
ifdef(`AFTER_ALLOC', AFTER_ALLOC)
}
')
dnl }}}