(winixcli): add a --sort-tables option

while here:
- add a fil_max_size filter for putting a space if the inner stream is greater than x characters

winixcli/src/Makefile

@@ -12,9 +12,17 @@ ifndef CXX
 CXX = g++
 endif
 
+ifndef ADDITIONAL_CXXFLAGS
+ADDITIONAL_CXXFLAGS=-O2
+endif
+
+ifndef ADDITIONAL_LDFLAGS
+ADDITIONAL_LDFLAGS=-s
+endif
+
 ifndef CXXFLAGS
 # /usr/include/postgresql is in Linux distros (Alpine)
-CXXFLAGS = -Wall -pedantic -O2 -std=c++20 \
+CXXFLAGS = -Wall -pedantic -std=c++20 $(ADDITIONAL_CXXFLAGS) \
 			-I/usr/local/include \
 			-I/usr/include/postgresql \
 			-I$(GLOBAL_WORKING_DIR)/winix/winixcli \
@@ -25,15 +33,13 @@ CXXFLAGS = -Wall -pedantic -O2 -std=c++20 \
 			$(WINIX_NEEDED_MACROS)
 endif
 
-
-ifndef LDFLAGS
-LDFLAGS = -L/usr/local/lib -s
-endif
+LDFLAGS = -L/usr/local/lib $(ADDITIONAL_LDFLAGS)
 
 
 export CXX
 export CXXFLAGS
 export LDFLAGS
+export GLOBAL_WORKING_DIR
 export WINIX_NEEDED_MACROS