Thread (3 messages) flat view 3 messages, 2 authors, 2018-02-21
STALE3122d

[PATCH iproute2-next] color: disable color when json output is requested

From: Vincent Bernat <hidden>
Date: 2018-02-20 23:37:04
Subsystem: library code, the rest · Maintainers: Andrew Morton, Linus Torvalds

Instead of declaring -color and -json exclusive, ignore -color when
-json is provided. The rationale is to allow to put -color in an alias
for ip while still being able to use -json. -color is merely a
presentation suggestion and we can assume there is nothing to color in
the JSON output.

Signed-off-by: Vincent Bernat <redacted>
---
 include/color.h | 1 -
 ip/ip.c         | 7 ++++---
 lib/color.c     | 8 --------
 3 files changed, 4 insertions(+), 12 deletions(-)
diff --git a/include/color.h b/include/color.h
index f6c351b77746..c80359d3e2e9 100644
--- a/include/color.h
+++ b/include/color.h
@@ -13,7 +13,6 @@ enum color_attr {
 };
 
 void enable_color(void);
-void check_if_color_enabled(void);
 void set_color_palette(void);
 int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...);
 enum color_attr ifa_family_color(__u8 ifa_family);
diff --git a/ip/ip.c b/ip/ip.c
index b15e6b66b3f6..ebf77aa2ee37 100644
--- a/ip/ip.c
+++ b/ip/ip.c
@@ -172,6 +172,7 @@ int main(int argc, char **argv)
 {
 	char *basename;
 	char *batch_file = NULL;
+	int color = 0;
 
 	basename = strrchr(argv[0], '/');
 	if (basename == NULL)
@@ -273,7 +274,7 @@ int main(int argc, char **argv)
 			}
 			rcvbuf = size;
 		} else if (matches(opt, "-color") == 0) {
-			enable_color();
+			++color;
 		} else if (matches(opt, "-help") == 0) {
 			usage();
 		} else if (matches(opt, "-netns") == 0) {
@@ -293,8 +294,8 @@ int main(int argc, char **argv)
 
 	_SL_ = oneline ? "\\" : "\n";
 
-	if (json)
-		check_if_color_enabled();
+	if (color && !json)
+		enable_color();
 
 	if (batch_file)
 		return batch(batch_file);
diff --git a/lib/color.c b/lib/color.c
index a13a4930b10c..da1f516cb249 100644
--- a/lib/color.c
+++ b/lib/color.c
@@ -92,14 +92,6 @@ void set_color_palette(void)
 		is_dark_bg = 1;
 }
 
-void check_if_color_enabled(void)
-{
-	if (color_is_enabled) {
-		fprintf(stderr, "Option \"-json\" conflicts with \"-color\".\n");
-		exit(1);
-	}
-}
-
 int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...)
 {
 	int ret = 0;
-- 
2.16.1
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