Redesigned thread safety mechanism - nua nua

robt · Jul 28, 2001 · 633a1c3 · 633a1c3
1 parent adb1fa5
commit 633a1c3
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Showing 5 changed files with 41 additions and 50 deletions.
diff --git a/TSRM/TSRM.h b/TSRM/TSRM.h
@@ -17,6 +17,17 @@
 # include "tsrm_config.h"
 #endif
 
+
+#ifdef TSRM_WIN32
+#	ifdef TSRM_EXPORTS
+#	define TSRM_API __declspec(dllexport)
+#	else
+#	define TSRM_API __declspec(dllimport)
+#	endif
+#else
+#	define TSRM_API
+#endif
+
 /* Only compile multi-threading functions if we're in ZTS mode */
 #ifdef ZTS
 
@@ -36,17 +47,6 @@
 
 typedef int ts_rsrc_id;
 
-#ifdef TSRM_WIN32
-#	ifdef TSRM_EXPORTS
-#	define TSRM_API __declspec(dllexport)
-#	else
-#	define TSRM_API __declspec(dllimport)
-#	endif
-#else
-#	define TSRM_API
-#endif
-
-
 /* Define THREAD_T and MUTEX_T */
 #ifdef TSRM_WIN32
 # define THREAD_T DWORD
@@ -115,8 +115,8 @@ TSRM_API void *tsrm_set_new_thread_end_handler(void (*new_thread_end_handler)(TH
 #define TSRM_SHUFFLE_RSRC_ID(rsrc_id)		((rsrc_id)+1)
 #define TSRM_UNSHUFFLE_RSRC_ID(rsrc_id)		((rsrc_id)-1)
 
-#define TSRMLS_FETCH()			void ***tsrm_ls = ts_resource_ex(0, NULL)
-#define TSRMG(id, type, element)	(((type) (*tsrm_ls)[TSRM_UNSHUFFLE_RSRC_ID(id)])->element)
+#define TSRMLS_FETCH()			void ***tsrm_ls = (void ***) ts_resource_ex(0, NULL)
+#define TSRMG(id, type, element)	(((type) (*((void ***) tsrm_ls))[TSRM_UNSHUFFLE_RSRC_ID(id)])->element)
 #define TSRMLS_D	void ***tsrm_ls
 #define TSRMLS_DC	, TSRMLS_D
 #define TSRMLS_C	tsrm_ls
@@ -126,13 +126,13 @@ TSRM_API void *tsrm_set_new_thread_end_handler(void (*new_thread_end_handler)(TH
 }
 #endif
 
-#else
+#else /* non ZTS */
 
+#define TSRMLS_FETCH()
 #define TSRMLS_D
 #define TSRMLS_DC
 #define TSRMLS_C
 #define TSRMLS_CC
-#define TSRMLS_FETCH()
 
 #endif /* ZTS */
 

diff --git a/TSRM/tsrm_virtual_cwd.c b/TSRM/tsrm_virtual_cwd.c
@@ -38,7 +38,9 @@
 
 #define VIRTUAL_CWD_DEBUG 0
 
+#ifdef ZTS
 #include "TSRM.h"
+#endif
 
 /* Only need mutex for popen() in Windows because it doesn't chdir() on UNIX */
 #if defined(TSRM_WIN32) && defined(ZTS)
@@ -201,7 +203,7 @@ CWD_API void virtual_cwd_shutdown(void)
 CWD_API char *virtual_getcwd_ex(size_t *length)
 {
 	cwd_state *state;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	state = &CWDG(cwd);
 
@@ -405,7 +407,7 @@ CWD_API int virtual_file_ex(cwd_state *state, const char *path, verify_path_func
 
 CWD_API int virtual_chdir(const char *path)
 {
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	return virtual_file_ex(&CWDG(cwd), path, php_is_dir_ok)?-1:0;
 }
@@ -446,7 +448,7 @@ CWD_API char *virtual_realpath(const char *path, char *real_path)
 {
 	cwd_state new_state;
 	int retval;
-    CWDLS_FETCH();
+    TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	retval = virtual_file_ex(&new_state, path, NULL);
@@ -465,7 +467,7 @@ CWD_API int virtual_filepath_ex(const char *path, char **filepath, verify_path_f
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	retval = virtual_file_ex(&new_state, path, verify_path);
@@ -485,7 +487,7 @@ CWD_API FILE *virtual_fopen(const char *path, const char *mode)
 {
 	cwd_state new_state;
 	FILE *f;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	if (path[0] == '\0') { /* Fail to open empty path */
 		return NULL;
@@ -505,7 +507,7 @@ CWD_API int virtual_utime(const char *filename, struct utimbuf *buf)
 {
 	cwd_state new_state;
 	int ret;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, filename, NULL);
@@ -521,7 +523,7 @@ CWD_API int virtual_chmod(const char *filename, mode_t mode)
 {
 	cwd_state new_state;
 	int ret;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, filename, NULL);
@@ -537,7 +539,7 @@ CWD_API int virtual_chown(const char *filename, uid_t owner, gid_t group)
 {
 	cwd_state new_state;
 	int ret;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, filename, NULL);
@@ -553,7 +555,7 @@ CWD_API int virtual_open(const char *path, int flags, ...)
 {
 	cwd_state new_state;
 	int f;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, path, NULL);
@@ -578,7 +580,7 @@ CWD_API int virtual_creat(const char *path, mode_t mode)
 {
 	cwd_state new_state;
 	int f;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, path, NULL);
@@ -594,7 +596,7 @@ CWD_API int virtual_rename(char *oldname, char *newname)
 	cwd_state old_state;
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&old_state, &CWDG(cwd));
 	virtual_file_ex(&old_state, oldname, NULL);
@@ -616,7 +618,7 @@ CWD_API int virtual_stat(const char *path, struct stat *buf)
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, path, NULL);
@@ -633,7 +635,7 @@ CWD_API int virtual_lstat(const char *path, struct stat *buf)
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, path, NULL);
@@ -650,7 +652,7 @@ CWD_API int virtual_unlink(const char *path)
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, path, NULL);
@@ -665,7 +667,7 @@ CWD_API int virtual_mkdir(const char *pathname, mode_t mode)
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, pathname, NULL);
@@ -683,7 +685,7 @@ CWD_API int virtual_rmdir(const char *pathname)
 {
 	cwd_state new_state;
 	int retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, pathname, NULL);
@@ -702,7 +704,7 @@ CWD_API DIR *virtual_opendir(const char *pathname)
 {
 	cwd_state new_state;
 	DIR *retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	CWD_STATE_COPY(&new_state, &CWDG(cwd));
 	virtual_file_ex(&new_state, pathname, NULL);
@@ -721,7 +723,7 @@ CWD_API FILE *virtual_popen(const char *command, const char *type)
 	char *command_line;
 	char *ptr;
 	FILE *retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	command_length = strlen(command);
 
@@ -760,7 +762,7 @@ CWD_API FILE *virtual_popen(const char *command, const char *type)
 	char prev_cwd[MAXPATHLEN];
 	char *getcwd_result;
 	FILE *retval;
-	CWDLS_FETCH();
+	TSRMLS_FETCH();
 
 	getcwd_result = getcwd(prev_cwd, MAXPATHLEN);
 	if (!getcwd_result) {

diff --git a/TSRM/tsrm_virtual_cwd.h b/TSRM/tsrm_virtual_cwd.h
@@ -134,19 +134,9 @@ typedef struct _virtual_cwd_globals {
 } virtual_cwd_globals;
 
 #ifdef ZTS
-# define CWDLS_D  virtual_cwd_globals *cwd_globals
-# define CWDLS_DC , CWDLS_D
-# define CWDLS_C  cwd_globals
-# define CWDLS_CC , CWDLS_C
-# define CWDG(v) (cwd_globals->v)
-# define CWDLS_FETCH()    virtual_cwd_globals *cwd_globals = ts_resource(cwd_globals_id)
+# define CWDG(v) TSRMG(cwd_globals_id, virtual_cwd_globals *, v)
 #else
-# define CWDLS_D  void
-# define CWDLS_DC
-# define CWDLS_C
-# define CWDLS_CC
 # define CWDG(v) (cwd_globals.v)
-# define CWDLS_FETCH()
 #endif
 
 /* The actual macros to be used in programs using TSRM

diff --git a/TSRM/tsrm_win32.c b/TSRM/tsrm_win32.c
@@ -71,7 +71,7 @@ static ProcessPair* process_get(FILE *stream)
 {
 	ProcessPair* ptr;
 	ProcessPair* newptr;
-	TWLS_FETCH();
+	TSRMLS_FETCH();
 
 	for (ptr = TWG(process); ptr < (TWG(process) + TWG(process_size)); ptr++) {
 		if (ptr->stream == stream) {
@@ -112,7 +112,7 @@ TSRM_API FILE* popen(const char *command, const char *type)
 	HANDLE in, out;
 	char *cmd;
 	ProcessPair *proc;
-	TWLS_FETCH();
+	TSRMLS_FETCH();
 
 	security.nLength				= sizeof(SECURITY_ATTRIBUTES);
 	security.bInheritHandle			= TRUE;

diff --git a/TSRM/tsrm_win32.h b/TSRM/tsrm_win32.h
@@ -38,12 +38,11 @@ typedef struct {
 } tsrm_win32_globals;
 
 #ifdef ZTS
-# define TWG(v) (win32_globals->v)
-# define TWLS_FETCH() tsrm_win32_globals *win32_globals = ts_resource(win32_globals_id)
+# define TWG(v) TSRMG(win32_globals_id, tsrm_win32_globals *, v)
 #else
 # define TWG(v) (win32_globals.v)
-# define TWLS_FETCH()
 #endif
+
 #endif
 
 TSRM_API void tsrm_win32_startup(void);