New show-thing IPC

[ypp-sc-tools.db-live.git] / pctb / show-thing.tcl

diff --git a/pctb/show-thing.tcl b/pctb/show-thing.tcl
index c0182238557b3dd5e64c5c020d5e8d4d4756393a..be07d2d50fa3f0b5c063430a26826df94238ca87 100755 (executable)
--- a/pctb/show-thing.tcl
+++ b/pctb/show-thing.tcl
@@ -401,6 +401,7 @@ proc update_database/DELETE {l r ctx} {
     
 
 proc RETURN_RESULT {how what} {
+    global mainkind
     place forget .d.csr.csr
     pack forget .d.csr.csr.e
     helptext {{{ Processing }}}
@@ -408,13 +409,12 @@ proc RETURN_RESULT {how what} {
     update idletasks
     puts stderr "$how $what"
     eval update_database/$how $what
-    exec kill -STOP [pid]
-    fileevent stdin readable required
+    done/$mainkind
 }
 
 #---------- main progrm ----------
 
-proc test_main {} {
+proc main/test {} {
     global glyphsdone unk_l unk_r unk_context
 
     set glyphsdone {
@@ -433,6 +433,8 @@ proc test_main {} {
     draw_glyphsdone
     startup_cursor
 }
+proc done/test {} {
+}
 
 proc required {} {
     global glyphsdone unk_l unk_r unk_context
@@ -453,6 +455,20 @@ proc required {} {
     startup_cursor
 }
 
+proc main/automatic {} {
+    fconfigure stdin -blocking no
+    fileevent stdin readable required
+}
+proc done/automatic {} {
+    exec sh -c {printf \\0 >&4}
+    fileevent stdin readable required
+}
+
+switch -exact -- $argv {
+    {}           { set mainkind test }
+    --automatic  { set mainkind automatic }
+    default      { error "huh $argv ?" }
+}
+
 read_database
-fconfigure stdin -blocking no
-fileevent stdin readable required
+main/$mainkind