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-rw-r--r--catgirl.124
-rw-r--r--chat.c45
-rw-r--r--chat.h6
-rw-r--r--input.c5
4 files changed, 74 insertions, 6 deletions
diff --git a/catgirl.1 b/catgirl.1
index 16a59da..1349f4a 100644
--- a/catgirl.1
+++ b/catgirl.1
@@ -1,4 +1,4 @@
-.Dd February 22, 2022
+.Dd March 12, 2022
 .Dt CATGIRL 1
 .Os
 .
@@ -10,6 +10,7 @@
 .Nm
 .Op Fl KRelqv
 .Op Fl C Ar copy
+.Op Fl E Ar edit
 .Op Fl H Ar hash
 .Op Fl I Ar highlight
 .Op Fl N Ar notify
@@ -108,6 +109,24 @@ The default is the first available of
 .Xr xclip 1 ,
 .Xr xsel 1 .
 .
+.It Fl E Ar mode | Cm edit No = Ar mode
+Set the line editing mode to
+.Cm emacs
+or
+.Cm vi.
+The default is
+.Cm auto ,
+which sets the mode to
+.Cm vi
+if
+.Ql bind -v
+appears in
+.Pa ~/.editrc
+or
+.Ql set editing-mode vi
+appears in
+.Pa ~/.inputrc .
+.
 .It Fl H Ar seed,bound | Cm hash No = Ar seed,bound
 Set the initial seed
 of the nick and channel
@@ -904,6 +923,9 @@ usually
 .Pa /usr/local/share:/usr/share .
 .It Pa ~/.local/share/catgirl
 The most likely location of save files.
+.
+.It Pa ~/.editrc , Pa ~/.inputrc
+Used to guess the default line editing mode.
 .El
 .
 .Sh EXIT STATUS
diff --git a/chat.c b/chat.c
index b74fdc0..e23051b 100644
--- a/chat.c
+++ b/chat.c
@@ -125,6 +125,47 @@ static void utilRead(void) {
 	}
 }
 
+static void parseEdit(const char *str) {
+	if (!strcmp(str, "emacs")) {
+		inputMode = InputEmacs;
+		return;
+	} else if (!strcmp(str, "vi")) {
+		inputMode = InputVi;
+		return;
+	} else if (strcmp(str, "auto")) {
+		errx(EX_USAGE, "unrecognized edit mode %s", str);
+	}
+
+	inputMode = InputEmacs;
+	static const struct {
+		const char *name;
+		const char *line;
+	} Files[] = {
+		{ ".editrc", "bind -v\n" },
+		{ ".inputrc", "set editing-mode vi\n" },
+	};
+	size_t cap = 0;
+	char *buf = NULL;
+	char path[PATH_MAX];
+	const char *home = getenv("HOME");
+	if (!home) errx(EX_USAGE, "HOME unset");
+	for (size_t i = 0; i < ARRAY_LEN(Files); ++i) {
+		snprintf(path, sizeof(path), "%s/%s", home, Files[i].name);
+		FILE *file = fopen(path, "r");
+		if (!file) continue;
+		while (0 < getline(&buf, &cap, file)) {
+			if (!strcmp(buf, Files[i].line)) {
+				inputMode = InputVi;
+				fclose(file);
+				free(buf);
+				return;
+			}
+		}
+		fclose(file);
+	}
+	free(buf);
+}
+
 uint32_t hashInit;
 uint32_t hashBound = 75;
 
@@ -244,6 +285,7 @@ int main(int argc, char *argv[]) {
 	struct option options[] = {
 		{ .val = '!', .name = "insecure", no_argument },
 		{ .val = 'C', .name = "copy", required_argument },
+		{ .val = 'E', .name = "edit", required_argument },
 		{ .val = 'H', .name = "hash", required_argument },
 		{ .val = 'I', .name = "highlight", required_argument },
 		{ .val = 'K', .name = "kiosk", no_argument },
@@ -281,10 +323,12 @@ int main(int argc, char *argv[]) {
 		if (options[i].has_arg == optional_argument) opts[j++] = ':';
 	}
 
+	bool editSet = false;
 	for (int opt; 0 < (opt = getopt_config(argc, argv, opts, options, NULL));) {
 		switch (opt) {
 			break; case '!': insecure = true;
 			break; case 'C': utilPush(&urlCopyUtil, optarg);
+			break; case 'E': editSet = true; parseEdit(optarg);
 			break; case 'H': parseHash(optarg);
 			break; case 'I': filterAdd(Hot, optarg);
 			break; case 'K': self.kiosk = true;
@@ -333,6 +377,7 @@ int main(int argc, char *argv[]) {
 		return EX_OK;
 	}
 
+	if (!editSet) parseEdit("auto");
 	if (!nick) nick = getenv("USER");
 	if (!nick) errx(EX_CONFIG, "USER unset");
 	if (!user) user = nick;
diff --git a/chat.h b/chat.h
index 1c46f00..af9cea8 100644
--- a/chat.h
+++ b/chat.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2020  C. McEnroe <june@causal.agency>
+/* Copyright (C) 2020  June McEnroe <june@causal.agency>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -328,6 +328,10 @@ void uiFormat(
 void uiLoad(const char *name);
 int uiSave(void);
 
+extern enum InputMode {
+	InputEmacs,
+	InputVi,
+} inputMode;
 void inputInit(void);
 void inputWait(void);
 void inputUpdate(void);
diff --git a/input.c b/input.c
index 07b8b89..889bde7 100644
--- a/input.c
+++ b/input.c
@@ -44,10 +44,7 @@
 #include "chat.h"
 #include "edit.h"
 
-static enum {
-	InputEmacs,
-	InputVi,
-} inputMode;
+enum InputMode inputMode;
 
 #define ENUM_KEY \
 	X(KeyCtrlLeft, "\33[1;5D", NULL) \