master ae7dcba6c5: Make sqlite.c build with SQlite in Fedora 9

[Po Lu]

branch: master
commit ae7dcba6c5d9c2c19f4ee67793e164af3723f69f
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Make sqlite.c build with SQlite in Fedora 9
    
    * src/sqlite.c (sqlite_prepare_errdata): Use sqlite3_errmsg
    instead of sqlite3_errstr.
---
 src/sqlite.c | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/src/sqlite.c b/src/sqlite.c
index 08bf696b8c..906d064000 100644
--- a/src/sqlite.c
+++ b/src/sqlite.c
@@ -428,11 +428,23 @@ row_to_value (sqlite3_stmt *stmt)
 static Lisp_Object
 sqlite_prepare_errdata (int code, sqlite3 *sdb)
 {
-  Lisp_Object errstr = build_string (sqlite3_errstr (code));
-  Lisp_Object errcode = make_fixnum (code);
+  Lisp_Object errstr, errcode, ext_errcode;
+  const char *errmsg;
+
+  /* The internet says this is identical to sqlite3_errstr (code),
+     which is too new to exist on Fedora 9.  */
+  errmsg = sqlite3_errmsg (sdb);
+  errstr = errmsg ? build_string (errmsg) : Qnil;
+  errcode = make_fixnum (code);
+
   /* More details about what went wrong.  */
-  Lisp_Object ext_errcode = make_fixnum (sqlite3_extended_errcode (sdb));
-  const char *errmsg = sqlite3_errmsg (sdb);
+#if SQLITE_VERSION_NUMBER >= 3006005
+  ext_errcode = make_fixnum (sqlite3_extended_errcode (sdb));
+#else
+  /* What value to use here?  */
+  ext_errcode = make_fixnum (0);
+#endif
+
   return list4 (errstr, errmsg ? build_string (errmsg) : Qnil,
                errcode, ext_errcode);
 }