If an amalgamation is created using SQLITE_ENABLE_UPDATE_DELETE_LIMIT,

ensure that it can still be compiled without that option by setting the
SQLITE_UDL_CAPABLE_PARSER flag in the preamble.

FossilOrigin-Name: 5b905d7d7714d1d2c433ff58f5d6917d6d27302d44ca347aa740e768f1354b16

tool/mksqlite3c.tcl

@@ -88,6 +88,18 @@ if {$addstatic} {
 #endif}
 }
 
+# Examine the parse.c file.  If it contains lines of the form:
+#
+#    "#ifndef SQLITE_ENABLE_UPDATE_LIMIT
+# 
+# then set the SQLITE_UDL_CAPABLE_PARSER flag in the amalgamation.
+#
+set in [open tsrc/parse.c]
+if {[regexp {ifndef SQLITE_ENABLE_UPDATE_DELETE_LIMIT} [read $in]]} {
+  puts $out "#define SQLITE_UDL_CAPABLE_PARSER 1"
+}
+close $in
+
 # These are the header files used by SQLite.  The first time any of these
 # files are seen in a #include statement in the C code, include the complete
 # text of the file in-line.  The file only needs to be included once.