sam.c: rename a number of options to match lua api

man/vis.1

@@ -1393,16 +1393,16 @@ section.
 .It Cm syntax Op Cm auto
 Syntax highlighting lexer to use, name without file extension.
 .
-.It Cm show-tabs Op Cm off
+.It Cm showtabs Op Cm off
 Whether to display replacement symbol instead of tabs.
 .
-.It Cm show-newlines Op Cm off
+.It Cm shownewlines Op Cm off
 Whether to display replacement symbol instead of newlines.
 .
-.It Cm show-spaces Op Cm off
+.It Cm showspaces Op Cm off
 Whether to display replacement symbol instead of blank cells.
 .
-.It Cm show-eof Op Cm on
+.It Cm showeof Op Cm on
 Whether to display replacement symbol for lines after the end of the file.
 .
 .It Cm savemethod Op Ar auto

sam.c

@@ -332,22 +332,22 @@ static const OptionDef options[] = {
 		VIS_HELP("Number of spaces to display (and insert if `expandtab` is enabled) for a tab")
 	},
 	[OPTION_SHOW_SPACES] = {
-		{ "show-spaces" },
+		{ "showspaces" },
 		VIS_OPTION_TYPE_BOOL|VIS_OPTION_NEED_WINDOW,
 		VIS_HELP("Display replacement symbol instead of a space")
 	},
 	[OPTION_SHOW_TABS] = {
-		{ "show-tabs" },
+		{ "showtabs" },
 		VIS_OPTION_TYPE_BOOL|VIS_OPTION_NEED_WINDOW,
 		VIS_HELP("Display replacement symbol for tabs")
 	},
 	[OPTION_SHOW_NEWLINES] = {
-		{ "show-newlines" },
+		{ "shownewlines" },
 		VIS_OPTION_TYPE_BOOL|VIS_OPTION_NEED_WINDOW,
 		VIS_HELP("Display replacement symbol for newlines")
 	},
 	[OPTION_SHOW_EOF] = {
-		{ "show-eof" },
+		{ "showeof" },
 		VIS_OPTION_TYPE_BOOL|VIS_OPTION_NEED_WINDOW,
 		VIS_HELP("Display replacement symbol for lines after the end of the file")
 	},
@@ -382,7 +382,7 @@ static const OptionDef options[] = {
 		VIS_HELP("How to load existing files 'auto', 'read' or 'mmap'")
 	},
 	[OPTION_CHANGE_256COLORS] = {
-		{ "change-256colors" },
+		{ "change256colors" },
 		VIS_OPTION_TYPE_BOOL,
 		VIS_HELP("Change 256 color palette to support 24bit colors")
 	},