From e3d90a98ceb6cbf2bd7ab3b242692b0079a7e15a Mon Sep 17 00:00:00 2001
From: Arun Prakash Jana <engineerarun@gmail.com>
Date: Sat, 30 May 2020 06:59:45 +0530
Subject: [PATCH] Support make option O_CTX8 for 8 contexts

Note that this is not compatible with 4 contexts.
---
 Makefile            |  4 ++++
 misc/haiku/Makefile |  4 ++++
 src/nnn.c           | 12 ++++++++++++
 src/nnn.h           | 12 ++++++++++++
 4 files changed, 32 insertions(+)

diff --git a/Makefile b/Makefile
index 830b36a3..1a2e6e77 100644
--- a/Makefile
+++ b/Makefile
@@ -61,6 +61,10 @@ ifeq ($(O_NOFIFO),1)
 	CPPFLAGS += -DNOFIFO
 endif
 
+ifeq ($(O_CTX8),1)
+	CPPFLAGS += -DCTX8
+endif
+
 ifeq ($(shell $(PKG_CONFIG) ncursesw && echo 1),1)
 	CFLAGS_CURSES ?= $(shell $(PKG_CONFIG) --cflags ncursesw)
 	LDLIBS_CURSES ?= $(shell $(PKG_CONFIG) --libs   ncursesw)
diff --git a/misc/haiku/Makefile b/misc/haiku/Makefile
index 02d22a0c..7c534e71 100644
--- a/misc/haiku/Makefile
+++ b/misc/haiku/Makefile
@@ -52,6 +52,10 @@ ifeq ($(O_NOMOUSE),1)
 	CPPFLAGS += -DNOMOUSE
 endif
 
+ifeq ($(O_CTX8),1)
+	CPPFLAGS += -DCTX8
+endif
+
 ifeq ($(shell $(PKG_CONFIG) ncursesw && echo 1),1)
 	CFLAGS_CURSES ?= $(shell $(PKG_CONFIG) --cflags ncursesw)
 	LDLIBS_CURSES ?= $(shell $(PKG_CONFIG) --libs   ncursesw)
diff --git a/src/nnn.c b/src/nnn.c
index d0ad8f13..771d2b65 100644
--- a/src/nnn.c
+++ b/src/nnn.c
@@ -157,7 +157,13 @@
 #define EXEC_ARGS_MAX 8
 #define LIST_FILES_MAX (1 << 16)
 #define SCROLLOFF 3
+
+#ifndef CTX8
 #define CTX_MAX 4
+#else
+#define CTX_MAX 8
+#endif
+
 #define MIN_DISPLAY_COLS ((CTX_MAX * 2) + 2) /* Two chars for [ and ] */
 #define LONG_SIZE sizeof(ulong)
 #define ARCHIVE_CMD_LEN 16
@@ -5738,6 +5744,12 @@ nochange:
 		case SEL_CTX2: // fallthrough
 		case SEL_CTX3: // fallthrough
 		case SEL_CTX4:
+#ifdef CTX8
+		case SEL_CTX5:
+		case SEL_CTX6:
+		case SEL_CTX7:
+		case SEL_CTX8:
+#endif
 			r = handle_context_switch(sel);
 			if (r < 0)
 				continue;
diff --git a/src/nnn.h b/src/nnn.h
index e932624b..e6ee5e86 100644
--- a/src/nnn.h
+++ b/src/nnn.h
@@ -60,6 +60,12 @@ enum action {
 	SEL_CTX2,
 	SEL_CTX3,
 	SEL_CTX4,
+#ifdef CTX8
+	SEL_CTX5,
+	SEL_CTX6,
+	SEL_CTX7,
+	SEL_CTX8,
+#endif
 	SEL_PIN,
 	SEL_FLTR,
 	SEL_MFLTR,
@@ -165,6 +171,12 @@ static struct key bindings[] = {
 	{ '2',            SEL_CTX2 },
 	{ '3',            SEL_CTX3 },
 	{ '4',            SEL_CTX4 },
+#ifdef CTX8
+	{ '5',            SEL_CTX5 },
+	{ '6',            SEL_CTX6 },
+	{ '7',            SEL_CTX7 },
+	{ '8',            SEL_CTX8 },
+#endif
 	/* Mark a path to visit later */
 	{ ',',            SEL_PIN },
 	/* Filter */