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color: add new COLOR_NONE and disable_color function

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Signed-off-by: Julien Fortin <julien@cumulusnetworks.com>
This commit is contained in:
Julien Fortin 2017-08-17 10:35:48 -07:00 committed by Stephen Hemminger
parent 0439990238
commit 959f142863
2 changed files with 12 additions and 2 deletions
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2
include/color.h
View File

@ -2,6 +2,7 @@
#define __COLOR_H__ 1 #define __COLOR_H__ 1
enum color_attr { enum color_attr {
COLOR_NONE,
COLOR_IFNAME, COLOR_IFNAME,
COLOR_MAC, COLOR_MAC,
COLOR_INET, COLOR_INET,
@ -12,6 +13,7 @@ enum color_attr {
}; };
void enable_color(void); void enable_color(void);
void check_if_color_enabled(void);
void set_color_palette(void); void set_color_palette(void);
int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...); int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...);
enum color_attr ifa_family_color(__u8 ifa_family); enum color_attr ifa_family_color(__u8 ifa_family);

12
lib/color.c
View File

@ -89,6 +89,14 @@ void set_color_palette(void)
is_dark_bg = 1; 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 color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...)
{ {
int ret = 0; int ret = 0;
@ -96,13 +104,13 @@ int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...)
va_start(args, fmt); va_start(args, fmt);
if (!color_is_enabled) { if (!color_is_enabled || attr == COLOR_NONE) {
ret = vfprintf(fp, fmt, args); ret = vfprintf(fp, fmt, args);
goto end; goto end;
} }
ret += fprintf(fp, "%s", ret += fprintf(fp, "%s",
color_codes[attr_colors[is_dark_bg ? attr + 7 : attr]]); color_codes[attr_colors[is_dark_bg ? attr + 8 : attr]]);
ret += vfprintf(fp, fmt, args); ret += vfprintf(fp, fmt, args);
ret += fprintf(fp, "%s", color_codes[C_CLEAR]); ret += fprintf(fp, "%s", color_codes[C_CLEAR]);