support for primary clipboard

5 files changed, 54 insertions, 19 deletions

diff --git a/man/vis-clipboard.1 b/man/vis-clipboard.1
index e745588..8ed454c 100644
--- a/man/vis-clipboard.1
+++ b/man/vis-clipboard.1
@@ -12,9 +12,11 @@
 .Pp
 .Nm vis-clipboard
 .Fl -copy
+.Op Fl -selection Ar selection
 .Pp
 .Nm vis-clipboard
 .Fl -paste
+.Op Fl -selection Ar selection
 .
 .Sh DESCRIPTION
 .Nm vis-clipboard
@@ -50,6 +52,8 @@ In this mode,
 .Nm vis-clipboard
 reads the content of the system clipboard,
 and writes it to standard output.
+.It Fl -selection Ar selection
+specify which selection to use, options are "primary" or "clipboard"
 .El
 .
 .Sh ENVIRONMENT
diff --git a/vis-clipboard b/vis-clipboard
index 098fa8c..8397ee2 100755
--- a/vis-clipboard
+++ b/vis-clipboard
@@ -8,7 +8,7 @@ vc_fatal() {
 }
 
 vc_usage() {
-	vc_fatal "`basename $0` [--usable|--copy|--paste]"
+	vc_fatal "`basename $0` [--selection sel] [--usable|--copy|--paste]"
 }
 
 vc_determine_command() {
@@ -30,6 +30,10 @@ vc_determine_command() {
 		done
 	fi
 
+	if [ "$sel" = "primary" ]; then
+		vc_fatal "clipboard primary selection is not supported on your platform"
+	fi
+
 	if type pbcopy >/dev/null 2>&1; then
 		echo 'mac'
 		return 0
@@ -76,27 +80,35 @@ vc_paste() {
 }
 
 vc_wlclipboard_copy() {
-	wl-copy -t TEXT
+	if [ "$sel" = "primary" ]; then
+		wl-copy --primary -t TEXT
+	else
+		wl-copy -t TEXT
+	fi
 }
 
 vc_wlclipboard_paste() {
-	wl-paste -t text
+	if [ "$sel" = "primary" ]; then
+		wl-paste --primary -t text
+	else
+		wl-paste -t text
+	fi
 }
 
 vc_xsel_copy() {
-	xsel -bi
+	xsel --"$sel" -bi
 }
 
 vc_xsel_paste() {
-	xsel -bo
+	xsel --"$sel" -bo
 }
 
 vc_xclip_copy() {
-	xclip -selection clipboard -i >/dev/null 2>&1
+	xclip -selection "$sel" -i >/dev/null 2>&1
 }
 
 vc_xclip_paste() {
-	xclip -selection clipboard -o
+	xclip -selection "$sel" -o
 }
 
 vc_mac_copy() {
@@ -115,11 +127,17 @@ vc_cygwin_paste() {
 	cat /dev/clipboard
 }
 
-case "$1" in
-	--usable) vc_usable;;
-	--copy) vc_copy;;
-	--paste) vc_paste;;
-	*) ;;
-esac
+while [ $# -gt 0 ]; do
+	case "$1" in
+		--usable) fn=vc_usable;;
+		--copy) fn=vc_copy;;
+		--paste) fn=vc_paste;;
+		--selection) shift; sel="$1";;
+		*) ;;
+	esac
+	shift
+done
+
+sel=${sel:-"clipboard"} $fn
 
 vc_usage
diff --git a/vis-registers.c b/vis-registers.c
index 503c50b..58fc7ec 100644
--- a/vis-registers.c
+++ b/vis-registers.c
@@ -69,16 +69,21 @@ const char *register_slot_get(Vis *vis, Register *reg, size_t slot, size_t *len)
 	case REGISTER_CLIPBOARD:
 	{
 		Buffer buferr;
+		enum VisRegister id = reg - vis->registers;
+		const char *cmd[] = { VIS_CLIPBOARD, "--paste", "--selection", NULL, NULL };
 		buffer_init(&buferr);
 		Buffer *buf = array_get(&reg->values, slot);
 		if (!buf)
 			return NULL;
 		buffer_clear(buf);
 
+		if (id == VIS_REG_PRIMARY)
+			cmd[3] = "primary";
+		else
+			cmd[3] = "clipboard";
 		int status = vis_pipe(vis, vis->win->file,
 			&(Filerange){ .start = 0, .end = 0 },
-			(const char*[]){ VIS_CLIPBOARD, "--paste", NULL },
-			buf, read_buffer, &buferr, read_buffer);
+			cmd, buf, read_buffer, &buferr, read_buffer);
 
 		if (status != 0)
 			vis_info_show(vis, "Command failed %s", buffer_content0(&buferr));
@@ -152,11 +157,17 @@ bool register_slot_put_range(Vis *vis, Register *reg, size_t slot, Text *txt, Fi
 	case REGISTER_CLIPBOARD:
 	{
 		Buffer buferr;
+		const char *cmd[] = { VIS_CLIPBOARD, "--copy", "--selection", NULL, NULL };
+		enum VisRegister id = reg - vis->registers;
 		buffer_init(&buferr);
 
+		if (id == VIS_REG_PRIMARY)
+			cmd[3] = "primary";
+		else
+			cmd[3] = "clipboard";
+
 		int status = vis_pipe(vis, vis->win->file, range,
-			(const char*[]){ VIS_CLIPBOARD, "--copy", NULL },
-			NULL, NULL, &buferr, read_buffer);
+			cmd, NULL, NULL, &buferr, read_buffer);
 
 		if (status != 0)
 			vis_info_show(vis, "Command failed %s", buffer_content0(&buferr));
@@ -187,7 +198,6 @@ bool register_resize(Register *reg, size_t count) {
 
 enum VisRegister vis_register_from(Vis *vis, char reg) {
 	switch (reg) {
-	case '+': return VIS_REG_CLIPBOARD;
 	case '@': return VIS_MACRO_LAST_RECORDED;
 	}
 
@@ -275,7 +285,8 @@ const RegisterDef vis_registers[] = {
 	[VIS_REG_9]          = { '9', VIS_HELP("9th sub-expression match")                         },
 	[VIS_REG_AMPERSAND]  = { '&', VIS_HELP("Last regex match")                                 },
 	[VIS_REG_BLACKHOLE]  = { '_', VIS_HELP("/dev/null register")                               },
-	[VIS_REG_CLIPBOARD]  = { '*', VIS_HELP("System clipboard register, see vis-clipboard(1)")  },
+	[VIS_REG_PRIMARY]    = { '*', VIS_HELP("Primary clipboard register, see vis-clipboard(1)") },
+	[VIS_REG_CLIPBOARD]  = { '+', VIS_HELP("System clipboard register, see vis-clipboard(1)")  },
 	[VIS_REG_DOT]        = { '.', VIS_HELP("Last inserted text")                               },
 	[VIS_REG_SEARCH]     = { '/', VIS_HELP("Last search pattern")                              },
 	[VIS_REG_COMMAND]    = { ':', VIS_HELP("Last :-command")                                   },
diff --git a/vis.c b/vis.c
index 15011dc..c4e8fa1 100644
--- a/vis.c
+++ b/vis.c
@@ -675,6 +675,7 @@ Vis *vis_new(Ui *ui, VisEvent *event) {
 		register_init(&vis->registers[i]);
 	vis->registers[VIS_REG_BLACKHOLE].type = REGISTER_BLACKHOLE;
 	vis->registers[VIS_REG_CLIPBOARD].type = REGISTER_CLIPBOARD;
+	vis->registers[VIS_REG_PRIMARY].type = REGISTER_CLIPBOARD;
 	vis->registers[VIS_REG_NUMBER].type = REGISTER_NUMBER;
 	array_init(&vis->operators);
 	array_init(&vis->motions);
diff --git a/vis.h b/vis.h
index 419ba1c..0696194 100644
--- a/vis.h
+++ b/vis.h
@@ -731,6 +731,7 @@ enum VisRegister {
 	VIS_REG_9,
 	VIS_REG_BLACKHOLE,  /* /dev/null register */
 	VIS_REG_CLIPBOARD,  /* system clipboard register */
+	VIS_REG_PRIMARY,    /* system primary clipboard register */
 	VIS_REG_DOT,        /* last inserted text, copy of VIS_MACRO_OPERATOR */
 	VIS_REG_SEARCH,     /* last used search pattern "/ */
 	VIS_REG_COMMAND,    /* last used :-command ": */