#define PSI_CPP_PREDEF
#include "php_psi_predef.h"
-HashTable psi_cpp_defaults;
+static HashTable psi_cpp_defaults;
+static HashTable psi_cpp_pragmas;
+
+typedef bool (*psi_cpp_pragma_func)(struct psi_cpp *cpp, struct psi_cpp_macro_decl *decl);
+
+static bool psi_cpp_pragma_once(struct psi_cpp *cpp, struct psi_cpp_macro_decl *decl)
+{
+ return NULL != zend_hash_add_empty_element(&cpp->once, decl->token->file);
+}
+
+static bool psi_cpp_pragma_lib(struct psi_cpp *cpp, struct psi_cpp_macro_decl *decl)
+{
+ struct psi_token *lib = NULL;
+ char *libname;
+
+ if (!psi_plist_get(decl->tokens, 0, &lib)
+ || !lib || lib->type != PSI_T_QUOTED_STRING) {
+ return false;
+ }
+
+ cpp->parser->file.libnames = psi_plist_add(cpp->parser->file.libnames,
+ &libname);
+ return true;
+}
PHP_MINIT_FUNCTION(psi_cpp);
PHP_MINIT_FUNCTION(psi_cpp)
psi_parser_dtor(&parser);
+#define PSI_CPP_PRAGMA(name) \
+ zend_hash_str_add_ptr(&psi_cpp_pragmas, #name, strlen(#name), psi_cpp_pragma_ ## name)
+ zend_hash_init(&psi_cpp_pragmas, 0, NULL, NULL, 1);
+ PSI_CPP_PRAGMA(once);
+ PSI_CPP_PRAGMA(lib);
+
return SUCCESS;
}
zend_hash_init(&cpp->once, 0, NULL, NULL, 1);
zend_hash_init(&cpp->defs, 0, NULL, free_cpp_def, 1);
zend_hash_copy(&cpp->defs, &psi_cpp_defaults, NULL);
+ zend_hash_init(&cpp->expanding, 0, NULL, NULL, 1);
return cpp;
}
*cpp_ptr = NULL;
zend_hash_destroy(&cpp->defs);
zend_hash_destroy(&cpp->once);
+ zend_hash_destroy(&cpp->expanding);
free(cpp);
}
}
static bool psi_cpp_stage2(struct psi_cpp *cpp)
{
- struct psi_plist *parser_tokens = psi_plist_init((psi_plist_dtor) psi_token_free);
- bool is_eol = true, do_cpp = false, do_expansion = true, skip_paren = false, skip_all = false;
+ bool is_eol = true, do_expansion = true, skip_paren = false, skip_all = false;
PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP %s\n", "stage2");
if (current->type == PSI_T_HASH) {
if (is_eol) {
- do_cpp = true;
+ cpp->do_cpp = true;
is_eol = false;
}
} else if (current->type == PSI_T_EOL) {
is_eol = true;
skip_all = false;
do_expansion = true;
- if (!do_cpp) {
+ if (!cpp->do_cpp) {
psi_cpp_tokiter_del_cur(cpp, true);
continue;
}
} else {
is_eol = false;
- if (do_cpp) {
+ if (cpp->do_cpp) {
switch (current->type) {
case PSI_T_DEFINE:
#if PSI_CPP_DEBUG
}
if (cpp->skip) {
- if (!do_cpp) {
+ if (!cpp->do_cpp) {
#if PSI_CPP_DEBUG
- PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP skip ");
- PSI_DEBUG_DUMP(cpp->parser, psi_token_dump, current);
+ PSI_DEBUG_LOCK(cpp->parser,
+ PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP skip ");
+ PSI_DEBUG_DUMP(cpp->parser, psi_token_dump, current);
+ );
#endif
psi_cpp_tokiter_del_cur(cpp, true);
continue;
}
}
- if (do_expansion && current->type == PSI_T_NAME && psi_cpp_tokiter_defined(cpp)) {
- bool expanded = false;
-
- while (psi_cpp_tokiter_expand(cpp)) {
- expanded = true;
- }
- if (expanded) {
+ if (do_expansion && psi_cpp_defined(cpp, current)) {
+ if (psi_cpp_tokiter_expand(cpp)) {
continue;
}
}
- if (do_cpp) {
- parser_tokens = psi_plist_add(parser_tokens, ¤t);
+ psi_cpp_tokiter_add_cur(cpp);
- if (is_eol) {
- size_t processed = 0;
- bool parsed = psi_parser_process(cpp->parser, parser_tokens, &processed);
+ if (cpp->do_cpp && is_eol) {
+ size_t processed = 0;
+ bool parsed;
- /* EOL */
- psi_plist_pop(parser_tokens, NULL);
- psi_plist_clean(parser_tokens);
- do_cpp = false;
+ cpp->do_cpp = false;
+ parsed = psi_parser_process(cpp->parser, cpp->tokens.exec, &processed);
+ psi_plist_clean(cpp->tokens.exec);
- if (!parsed) {
- psi_plist_free(parser_tokens);
- return false;
- }
- } else {
- /* leave EOLs in the input stream, else we might end up
- * with a hash not preceded with a new line after include */
- psi_cpp_tokiter_del_cur(cpp, false);
+ if (!parsed) {
+ psi_plist_free(cpp->tokens.exec);
+ return false;
}
#if PSI_CPP_DEBUG > 1
PSI_DEBUG_DUMP(cpp->parser, psi_cpp_tokiter_dump, cpp);
#endif
-
- continue;
}
- psi_cpp_tokiter_add_cur(cpp);
psi_cpp_tokiter_next(cpp);
}
- psi_plist_free(parser_tokens);
+ psi_plist_free(cpp->tokens.exec);
+ cpp->tokens.exec = NULL;
return true;
}
-bool psi_cpp_process(struct psi_cpp *cpp, struct psi_plist **tokens)
+bool psi_cpp_process(struct psi_cpp *cpp, struct psi_plist **tokens,
+ struct psi_token *expanding)
{
bool parsed = false;
- struct psi_cpp temp = *cpp; cpp->level = temp.level;
+ struct psi_cpp temp = *cpp;
cpp->tokens.iter = *tokens;
cpp->tokens.next = NULL;
+ cpp->tokens.exec = NULL;
+ if (expanding) {
+ zend_hash_add_empty_element(&cpp->expanding, expanding->text);
+ }
if (psi_cpp_stage1(cpp) && psi_cpp_stage2(cpp)) {
parsed = true;
}
-
- if (cpp->tokens.next) {
- free(cpp->tokens.iter);
- cpp->tokens.iter = cpp->tokens.next;
- cpp->tokens.next = NULL;
+ if (expanding) {
+ zend_hash_del(&cpp->expanding, expanding->text);
}
- *tokens = cpp->tokens.iter;
-
- if (temp.tokens.iter) {
- cpp->tokens.iter = temp.tokens.iter;
- cpp->tokens.next = temp.tokens.next;
+ *tokens = cpp->tokens.next;
+ psi_plist_free(cpp->tokens.iter);
+ if (cpp->tokens.exec) {
+ assert(!psi_plist_count(cpp->tokens.exec));
+ psi_plist_free(cpp->tokens.exec);
}
+
+ cpp->tokens = temp.tokens;
cpp->index = temp.index;
cpp->skip = temp.skip;
cpp->level = temp.level;
cpp->seen = temp.seen;
+ cpp->do_cpp = temp.do_cpp;
return parsed;
}
bool psi_cpp_defined(struct psi_cpp *cpp, struct psi_token *tok)
{
- bool defined;
+ bool defined = false;
if (tok->type == PSI_T_NAME) {
- defined = zend_hash_exists(&cpp->defs, tok->text)
- || psi_builtin_exists(tok->text);
- } else {
- defined = false;
- }
-
-#if PSI_CPP_DEBUG
- PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP defined -> %s ", defined ? "true" : "false");
- if (defined) {
- struct psi_cpp_macro_decl *macro = zend_hash_find_ptr(&cpp->defs, tok->text);
- if (macro) {
- PSI_DEBUG_PRINT(cpp->parser, " @ %s:%u ", macro->token->file->val, macro->token->line);
+ if (psi_builtin_exists(tok->text)) {
+ defined = true;
+ } else if (!zend_hash_exists(&cpp->expanding, tok->text)) {
+ defined = zend_hash_exists(&cpp->defs, tok->text);
}
- }
- PSI_DEBUG_DUMP(cpp->parser, psi_token_dump, tok);
+#if PSI_CPP_DEBUG
+ PSI_DEBUG_LOCK(cpp->parser,
+ PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP defined -> %s ", defined ? "true" : "false");
+ if (defined) {
+ struct psi_cpp_macro_decl *macro = zend_hash_find_ptr(&cpp->defs, tok->text);
+ if (macro) {
+ PSI_DEBUG_PRINT(cpp->parser, " @ %s:%u ", macro->token->file->val, macro->token->line);
+ }
+ } else {
+ zend_string *key;
+
+ PSI_DEBUG_PRINT(cpp->parser, " expanding=");
+ ZEND_HASH_FOREACH_STR_KEY(&cpp->expanding, key)
+ {
+ PSI_DEBUG_PRINT(cpp->parser, "%s,", key->val);
+ }
+ ZEND_HASH_FOREACH_END();
+ PSI_DEBUG_PRINT(cpp->parser, "\t");
+ }
+ PSI_DEBUG_DUMP(cpp->parser, psi_token_dump, tok);
+ );
#endif
+ }
return defined;
}
"'%s' previously defined", old->token->text->val);
}
#if PSI_CPP_DEBUG
- if (decl->exp) {
- PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP MACRO num_exp -> ");
- } else {
- PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP MACRO decl -> ");
- }
- PSI_DEBUG_DUMP(cpp->parser, psi_cpp_macro_decl_dump, decl);
- PSI_DEBUG_PRINT(cpp->parser, "\n");
+ PSI_DEBUG_LOCK(cpp->parser,
+ if (decl->exp) {
+ PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP MACRO num_exp -> ");
+ } else {
+ PSI_DEBUG_PRINT(cpp->parser, "PSI: CPP MACRO decl -> ");
+ }
+ PSI_DEBUG_DUMP(cpp->parser, psi_cpp_macro_decl_dump, decl);
+ PSI_DEBUG_PRINT(cpp->parser, "\n");
+ );
#endif
zend_hash_update_ptr(&cpp->defs, decl->token->text, decl);
}
return true;
}
+bool psi_cpp_pragma(struct psi_cpp *cpp, struct psi_cpp_macro_decl *decl)
+{
+ psi_cpp_pragma_func *fn;
+
+ fn = zend_hash_find_ptr(&psi_cpp_pragmas, decl->token->text);
+ if (!fn) {
+ return false;
+ }
+
+ return fn(cpp, decl);
+}
+
bool psi_cpp_include(struct psi_cpp *cpp, const struct psi_token *file, unsigned flags)
{
bool parsed = false;
return false;
}
- parsed = psi_cpp_process(cpp, &tokens);
+ ++cpp->include_level;
+ parsed = psi_cpp_process(cpp, &tokens, NULL);
+ --cpp->include_level;
+
if (!parsed) {
psi_plist_free(tokens);
return false;
projects / m6w6 / ext-psi / blobdiff