thread safe eutex in activate_openssl

sjlombardo · sjlombardo · commit 4f320b6336bb · 2010-06-09T14:39:25.000-04:00
diff --git a/src/crypto.c b/src/crypto.c
@@ -71,9 +71,11 @@ typedef struct {
 } codec_ctx;
 
 static void activate_openssl() {
+  sqlite3_mutex_enter(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));
   if(EVP_get_cipherbyname(CIPHER) == NULL) {
     OpenSSL_add_all_algorithms();
   } 
+  sqlite3_mutex_leave(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));
 }
 
 /*

Original file line number	Diff line number	Diff line change
`@@ -71,9 +71,11 @@ typedef struct {`
`71`	`71`	`} codec_ctx;`
`72`	`72`
`73`	`73`	`static void activate_openssl() {`
	`74`	`+ sqlite3_mutex_enter(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));`
`74`	`75`	`if(EVP_get_cipherbyname(CIPHER) == NULL) {`
`75`	`76`	`OpenSSL_add_all_algorithms();`
`76`	`77`	`}`
	`78`	`+ sqlite3_mutex_leave(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));`
`77`	`79`	`}`
`78`	`80`
`79`	`81`	`/*`