Support only NO_COLOR, revert -C to disable color

misc/auto-completion/bash/nnn-completion.bash

@@ -15,7 +15,6 @@ _nnn ()
         -A
         -b
         -c
-        -C
         -d
         -e
         -E

misc/auto-completion/fish/nnn.fish

@@ -14,7 +14,6 @@ end
 complete -c nnn -s A    -d 'disable dir auto-select'
 complete -c nnn -s b -r -d 'bookmark key to open' -x -a '(echo $NNN_BMS | awk -F: -v RS=\; \'{print $1"\t"$2}\')'
 complete -c nnn -s c    -d 'cli-only opener'
-complete -c nnn -s C    -d 'disable color'
 complete -c nnn -s d    -d 'start in detail mode'
 complete -c nnn -s e    -d 'open text files in $VISUAL/$EDITOR/vi'
 complete -c nnn -s E    -d 'use EDITOR for undetached edits'

misc/auto-completion/zsh/_nnn

@@ -12,7 +12,6 @@ args=(
     '(-A)-A[disable dir auto-select]'
     '(-b)-b[bookmark key to open]:key char'
     '(-c)-c[cli-only opener]'
-    '(-C)-C[disable color]'
     '(-d)-d[start in detail mode]'
     '(-e)-e[open text files in $VISUAL/$EDITOR/vi]'
     '(-E)-E[use EDITOR for undetached edits]'

nnn.1

@@ -9,7 +9,6 @@
 .Op Ar -A
 .Op Ar -b key
 .Op Ar -c
-.Op Ar -C
 .Op Ar -d
 .Op Ar -e
 .Op Ar -E
@@ -63,9 +62,6 @@ supports the following options:
 .Fl c
         opener opens files in cli utilities only (overrides -e)
 .Pp
-.Fl C
-        disable color
-.Pp
 .Fl d
         detail mode
 .Pp

src/nnn.c

@@ -400,7 +400,6 @@ static char g_pipepath[TMP_LEN_MAX] __attribute__ ((aligned));
 #define STATE_TRASH 0x40
 #define STATE_FORCEQUIT 0x80
 #define STATE_FORTUNE 0x100
-#define STATE_NOCOLOR 0x200
 
 static uint g_states;
 
@@ -1489,9 +1488,6 @@ static void export_file_list(void)
 /* Initialize curses mode */
 static bool initcurses(void *oldmask)
 {
-	short i;
-	char *colors = xgetenv(env_cfg[NNN_COLORS], "4444");
-
 #ifdef NOMOUSE
 	(void) oldmask;
 #endif
@@ -1524,7 +1520,10 @@ static bool initcurses(void *oldmask)
 #endif
 	curs_set(FALSE); /* Hide cursor */
 
-	if (!(g_states & STATE_NOCOLOR || getenv("NO_COLOR"))) {
+	if (!getenv("NO_COLOR")) {
+		short i;
+		char *colors = xgetenv(env_cfg[NNN_COLORS], "4444");
+
 		start_color();
 		use_default_colors();
 
@@ -6588,7 +6587,6 @@ static void usage(void)
 		" -A      no dir auto-select\n"
 		" -b key  open bookmark key\n"
 		" -c      cli-only opener (overrides -e)\n"
-		" -C      disable color\n"
 		" -d      detail mode\n"
 		" -e      text in $VISUAL/$EDITOR/vi\n"
 		" -E      use EDITOR for undetached edits\n"
@@ -6760,7 +6758,7 @@ int main(int argc, char *argv[])
 
 	while ((opt = (env_opts_id > 0
 		       ? env_opts[--env_opts_id]
-		       : getopt(argc, argv, "Ab:cCdeEfFgHKnop:QrRs:St:T:Vxh"))) != -1) {
+		       : getopt(argc, argv, "Ab:cdeEfFgHKnop:QrRs:St:T:Vxh"))) != -1) {
 		switch (opt) {
 		case 'A':
 			cfg.autoselect = 0;
@@ -6771,9 +6769,6 @@ int main(int argc, char *argv[])
 		case 'c':
 			cfg.cliopener = 1;
 			break;
-		case 'C':
-			g_states |= STATE_NOCOLOR;
-			break;
 		case 'S':
 			cfg.blkorder = 1;
 			nftw_fn = sum_bsize;