fix the type in set_errcall in all db.h files. addresses #246

git-svn-id: file:///svn/tokudb@1551 c7de825b-a66e-492c-adef-691d508d4ae1

buildheader/db.h_4_3

@@ -117,7 +117,7 @@ struct __toku_db_env {
   void* __toku_dummy6[9];
   int  (*set_data_dir) (DB_ENV *, const char *); /* 32-bit offset=336 size=4, 64=bit offset=576 size=8 */
   void* __toku_dummy7[2];
-  void (*set_errcall) (DB_ENV *, void (*)(DB_ENV *, const char *, const char *)); /* 32-bit offset=348 size=4, 64=bit offset=600 size=8 */
+  void (*set_errcall) (DB_ENV *, void (*)(const DB_ENV *, const char *, const char *)); /* 32-bit offset=348 size=4, 64=bit offset=600 size=8 */
   void* __toku_dummy8[1];
   void (*set_errfile) (DB_ENV *, FILE*); /* 32-bit offset=356 size=4, 64=bit offset=616 size=8 */
   void* __toku_dummy9[1];

buildheader/db.h_4_5

@@ -126,7 +126,7 @@ struct __toku_db_env {
   int  (*set_cachesize) (DB_ENV *, u_int32_t, u_int32_t, int); /* 32-bit offset=776 size=4, 64=bit offset=1424 size=8 */
   int  (*set_data_dir) (DB_ENV *, const char *); /* 32-bit offset=780 size=4, 64=bit offset=1432 size=8 */
   void* __toku_dummy11[1];
-  void (*set_errcall) (DB_ENV *, void (*)(DB_ENV *, const char *, const char *)); /* 32-bit offset=788 size=4, 64=bit offset=1448 size=8 */
+  void (*set_errcall) (DB_ENV *, void (*)(const DB_ENV *, const char *, const char *)); /* 32-bit offset=788 size=4, 64=bit offset=1448 size=8 */
   void (*set_errfile) (DB_ENV *, FILE*); /* 32-bit offset=792 size=4, 64=bit offset=1456 size=8 */
   void (*set_errpfx) (DB_ENV *, const char *); /* 32-bit offset=796 size=4, 64=bit offset=1464 size=8 */
   void* __toku_dummy12[2];

buildheader/db.h_4_6

@@ -128,7 +128,7 @@ struct __toku_db_env {
   void* __toku_dummy11[1];
   int  (*set_data_dir) (DB_ENV *, const char *); /* 32-bit offset=824 size=4, 64=bit offset=1504 size=8 */
   void* __toku_dummy12[1];
-  void (*set_errcall) (DB_ENV *, void (*)(DB_ENV *, const char *, const char *)); /* 32-bit offset=832 size=4, 64=bit offset=1520 size=8 */
+  void (*set_errcall) (DB_ENV *, void (*)(const DB_ENV *, const char *, const char *)); /* 32-bit offset=832 size=4, 64=bit offset=1520 size=8 */
   void (*set_errfile) (DB_ENV *, FILE*); /* 32-bit offset=836 size=4, 64=bit offset=1528 size=8 */
   void (*set_errpfx) (DB_ENV *, const char *); /* 32-bit offset=840 size=4, 64=bit offset=1536 size=8 */
   void* __toku_dummy13[2];

buildheader/sample_offsets_64_4_6.h

@@ -19,7 +19,7 @@ struct fieldinfo db_env_fields64[] = {
   {"int  (*open) (DB_ENV *, const char *, u_int32_t, int)", 1240, 8},
   {"int  (*set_cachesize) (DB_ENV *, u_int32_t, u_int32_t, int)", 1488, 8},
   {"int  (*set_data_dir) (DB_ENV *, const char *)", 1504, 8},
-  {"void (*set_errcall) (DB_ENV *, void (*)(DB_ENV *, const char *, const char *))", 1520, 8},
+  {"void (*set_errcall) (DB_ENV *, void (*)(const DB_ENV *, const char *, const char *))", 1520, 8},
   {"void (*set_errfile) (DB_ENV *, FILE*)", 1528, 8},
   {"void (*set_errpfx) (DB_ENV *, const char *)", 1536, 8},
   {"int  (*set_flags) (DB_ENV *, u_int32_t, int)", 1560, 8},