Expose key bindings in the configuration header

config.def.h

@@ -10,3 +10,38 @@ struct assoc assocs[] = {
 	{ "\\.sh$", "sh" },
 	{ ".*", "less" },
 };
+
+struct key bindings[] = {
+	/* Quit */
+	{ 'q',            SEL_QUIT },
+	/* Back */
+	{ KEY_BACKSPACE,  SEL_BACK },
+	{ KEY_LEFT,       SEL_BACK },
+	{ 'h',            SEL_BACK },
+	/* Inside */
+	{ KEY_ENTER,      SEL_GOIN },
+	{ '\r',           SEL_GOIN },
+	{ KEY_RIGHT,      SEL_GOIN },
+	{ 'l',            SEL_GOIN },
+	/* Filter */
+	{ '/',            SEL_FLTR },
+	{ '&',            SEL_FLTR },
+	/* Next */
+	{ 'j',            SEL_NEXT },
+	{ KEY_DOWN,       SEL_NEXT },
+	{ CONTROL('N'),   SEL_NEXT },
+	/* Previous */
+	{ 'k',            SEL_PREV },
+	{ KEY_UP,         SEL_PREV },
+	{ CONTROL('P'),   SEL_PREV },
+	/* Page down */
+	{ KEY_NPAGE,      SEL_PGDN },
+	{ CONTROL('D'),   SEL_PGDN },
+	/* Page up */
+	{ KEY_PPAGE,      SEL_PGUP },
+	{ CONTROL('U'),   SEL_PGUP },
+	/* Shell */
+	{ '!',            SEL_SH },
+	/* Change dir */
+	{ 'c',            SEL_CD },
+};

noice.c

@@ -42,6 +42,25 @@ struct assoc {
 	char *bin;   /* Program */
 };
 
+/* Supported actions */
+enum action {
+	SEL_QUIT = 1,
+	SEL_BACK,
+	SEL_GOIN,
+	SEL_FLTR,
+	SEL_NEXT,
+	SEL_PREV,
+	SEL_PGDN,
+	SEL_PGUP,
+	SEL_SH,
+	SEL_CD,
+};
+
+struct key {
+	int sym;         /* Key pressed */
+	enum action act; /* Action */
+};
+
 #include "config.h"
 
 struct entry {
@@ -259,65 +278,16 @@ printprompt(char *str)
  * Returns SEL_{QUIT,BACK,GOIN,FLTR,NEXT,PREV,PGDN,PGUP,SH,CD}
  * Returns 0 otherwise
  */
-enum {
-	SEL_QUIT = 1,
-	SEL_BACK,
-	SEL_GOIN,
-	SEL_FLTR,
-	SEL_NEXT,
-	SEL_PREV,
-	SEL_PGDN,
-	SEL_PGUP,
-	SEL_SH,
-	SEL_CD,
-};
-
 int
 nextsel(void)
 {
-	int c;
+	int c, i;
 
 	c = getch();
-	switch (c) {
+
-	case 'q':
+	for (i = 0; i < LEN(bindings); i++) {
-		return SEL_QUIT;
+		if (c == bindings[i].sym)
-	/* Back */
+			return bindings[i].act;
-	case KEY_BACKSPACE:
-	case KEY_LEFT:
-	case 'h':
-		return SEL_BACK;
-	/* Inside */
-	case KEY_ENTER:
-	case '\r':
-	case KEY_RIGHT:
-	case 'l':
-		return SEL_GOIN;
-	/* Filter */
-	case '/':
-	case '&':
-		return SEL_FLTR;
-	/* Next */
-	case 'j':
-	case KEY_DOWN:
-	case CONTROL('N'):
-		return SEL_NEXT;
-	/* Previous */
-	case 'k':
-	case KEY_UP:
-	case CONTROL('P'):
-		return SEL_PREV;
-	/* Page down */
-	case KEY_NPAGE:
-	case CONTROL('D'):
-		return SEL_PGDN;
-	/* Page up */
-	case KEY_PPAGE:
-	case CONTROL('U'):
-		return SEL_PGUP;
-	case '!':
-		return SEL_SH;
-	case 'c':
-		return SEL_CD;
 	}
 
 	return 0;