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Add color output to zfs diff.

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This adds support to color zfs diff (in the style of git diff)
conditional on the ZFS_COLOR environment variable.

Signed-off-by: Ethan Coe-Renner <coerenner1@llnl.gov>
This commit is contained in:
Ethan Coe-Renner
2022-12-12 15:30:51 -08:00
committed by Tony Hutter
parent 0e72f5fb83
commit 9ef565a185
4 changed files with 60 additions and 8 deletions
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include/libzutil.h
+4 -2
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@@ -151,13 +151,15 @@ int zfs_ioctl_fd(int fd, unsigned long request, struct zfs_cmd *zc);
* List of colors to use
*/
#define ANSI_RED "\033[0;31m"
#define ANSI_GREEN "\033[0;32m"
#define ANSI_YELLOW "\033[0;33m"
#define ANSI_BLUE "\033[0;34m"
#define ANSI_RESET "\033[0m"
#define ANSI_BOLD "\033[1m"
void color_start(char *color);
void color_start(const char *color);
void color_end(void);
int printf_color(char *color, char *format, ...);
int printf_color(const char *color, char *format, ...);
/*
* These functions are used by the ZFS libraries and cmd/zpool code, but are