column: add --table-header-repeat

Signed-off-by: Karel Zak <kzak@redhat.com>

2 files changed, 13 insertions, 2 deletions

diff --git a/text-utils/column.1 b/text-utils/column.1
index 03f669789..6baa0464a 100644
--- a/text-utils/column.1
+++ b/text-utils/column.1
@@ -91,6 +91,9 @@ average) cells when calculate column width.  The option has impact to the width
 calculation and table formatting, but the printed text is not affected.
 
 The option is used for the last visible column by default.
+
+.IP "\fB\-e, \-\-table\-header\-repeat\fP"
+Print header line for each page.
 .IP "\fB\-W, \-\-table-wrap\fP \fIcolumns\fP"
 Specify columns where is possible to use multi-line cell for long text when
 necessary.
diff --git a/text-utils/column.c b/text-utils/column.c
index c315f91ef..c036b4de8 100644
--- a/text-utils/column.c
+++ b/text-utils/column.c
@@ -92,7 +92,8 @@ struct column_control {
 	size_t	maxlength;	/* longest input record (line) */
 
 	unsigned int greedy :1,
-		     json :1;
+		     json :1,
+		     header_repeat :1;
 };
 
 static size_t width(const wchar_t *str)
@@ -205,6 +206,8 @@ static void init_table(struct column_control *ctl)
 
 		STRV_FOREACH(name, ctl->tab_colnames)
 			scols_table_new_column(ctl->tab, *name, 0, 0);
+		if (ctl->header_repeat)
+			scols_table_enable_header_repeat(ctl->tab, 1);
 	} else
 		scols_table_enable_noheadings(ctl->tab, 1);
 }
@@ -559,6 +562,7 @@ static void __attribute__((__noreturn__)) usage(int rc)
 	fputs(_(" -O, --table-order <columns>      specify order of output columns\n"), out);
 	fputs(_(" -N, --table-columns <names>      comma separated columns names\n"), out);
 	fputs(_(" -E, --table-noextreme <columns>  don't count long text from the columns to column width\n"), out);
+	fputs(_(" -e, --table-header-repeat        repeat header for each page\n"), out);
 	fputs(_(" -H, --table-hide <columns>       don't print the columns\n"), out);
 	fputs(_(" -R, --table-right <columns>      right align text in these columns\n"), out);
 	fputs(_(" -T, --table-truncate <columns>   truncate text in the columns when necessary\n"), out);
@@ -613,6 +617,7 @@ int main(int argc, char **argv)
 		{ "table-right",         required_argument, NULL, 'R' },
 		{ "table-truncate",      required_argument, NULL, 'T' },
 		{ "table-wrap",          required_argument, NULL, 'W' },
+		{ "table-header-repeat", no_argument,       NULL, 'e' },
 		{ "tree",                required_argument, NULL, 'r' },
 		{ "tree-id",             required_argument, NULL, 'i' },
 		{ "tree-parent",         required_argument, NULL, 'p' },
@@ -634,7 +639,7 @@ int main(int argc, char **argv)
 	ctl.output_separator = "  ";
 	ctl.input_separator = mbs_to_wcs("\t ");
 
-	while ((c = getopt_long(argc, argv, "c:E:H:hi:JN:n:O:o:p:R:r:s:T:tVW:x", longopts, NULL)) != -1) {
+	while ((c = getopt_long(argc, argv, "c:E:eH:hi:JN:n:O:o:p:R:r:s:T:tVW:x", longopts, NULL)) != -1) {
 
 		err_exclusive_options(c, longopts, excl, excl_st);
 
@@ -645,6 +650,9 @@ int main(int argc, char **argv)
 		case 'E':
 			ctl.tab_colnoextrem = optarg;
 			break;
+		case 'e':
+			ctl.header_repeat = 1;
+			break;
 		case 'H':
 			ctl.tab_colhide = optarg;
 			break;