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authorRobin Haberkorn <robin.haberkorn@googlemail.com>2025-07-25 01:41:37 +0300
committerRobin Haberkorn <robin.haberkorn@googlemail.com>2025-07-26 00:42:15 +0300
commiteee669a76b3c0b1928475d55d9e1333b3d15bb8c (patch)
treea56d85bf4e92c8049bd5e308cb13ee8e46de123c /src/core-commands.c
parentf7a11166d4a376867235bee213eeffddc05a8d78 (diff)
downloadsciteco-eee669a76b3c0b1928475d55d9e1333b3d15bb8c.tar.gz
implemented the <^A> command for printing arbitrary strings
* Greatly improved usability as a scripting language. * The command is in DEC TECO, but in contrast to DEC TECO, we also support string building constructs in ^A. * Required some refactoring: As we want it to write everything verbatim to stdout, the per-interface method is now teco_interface_msg_literal() and it has to deal with unprintable characters. When displaying in the UI, we use teco_curses_format_str() and TecoGtkLabel functions/widgets to deal with possible control codes. * Numbers printed with `=` have to be written with a trailing linefeed, which would also be visible as a reverse "LF" in the UI. Not sure whether this is acceptable - the alternative would be to strip the strings before displaying them. * Messages written to stdout are also auto-flushed at the moment. In the future we might want to put flushing under control of the language. Perhaps :^A could inhibit the flushing.
Diffstat (limited to 'src/core-commands.c')
-rw-r--r--src/core-commands.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/core-commands.c b/src/core-commands.c
index 04cdf94..3aaf816 100644
--- a/src/core-commands.c
+++ b/src/core-commands.c
@@ -1546,6 +1546,8 @@ teco_state_control_input(teco_machine_main_t *ctx, gunichar chr, GError **error)
['^'] = {&teco_state_ascii},
['['] = {&teco_state_escape},
['C'] = {&teco_state_ctlc},
+ ['A'] = {&teco_state_print_string,
+ .modifier_at = TRUE},
/*
* Additional numeric operations