progress: No more progress

This adds an option to suppress progress:

 -S, --shutup
         Shut up those annoying progress bars

Signed-off-by: Joel Stanley <joel@jms.id.au>

1 files changed, 16 insertions, 0 deletions

diff --git a/src/progress.c b/src/progress.c
index 648596d..4baee12 100644
--- a/src/progress.c
+++ b/src/progress.c
@@ -20,6 +20,7 @@
 #include <string.h>
 #include <time.h>
 #include <assert.h>
+#include <stdbool.h>
 
 #include "progress.h"
 
@@ -27,6 +28,7 @@ static uint64_t progress_pcent;
 static uint64_t progress_n_upd;
 static time_t progress_prevsec;
 static struct timespec progress_start;
+static bool shutup;
 
 #define PROGRESS_CHARS	50
 
@@ -36,6 +38,9 @@ static void progress_bar(unsigned int percent)
 
 	assert(percent <= 100);
 
+	if (shutup)
+		return;
+
 	progress = (percent * PROGRESS_CHARS) / 101;
 
 	fprintf(stderr, "\r[");
@@ -47,6 +52,11 @@ static void progress_bar(unsigned int percent)
 	fflush(stderr);
 }
 
+void progress_shutup(void)
+{
+	shutup = true;
+}
+
 void progress_init(void)
 {
 	progress_pcent = 0;
@@ -64,6 +74,9 @@ void progress_tick(uint64_t cur, uint64_t end)
 	unsigned int pcent;
 	double sec;
 
+	if (shutup)
+		return;
+
 	pcent = (unsigned int)((cur * 100) / end);
 	if (progress_pcent == pcent && cur < progress_n_upd &&
 	    cur < end)
@@ -100,5 +113,8 @@ void progress_tick(uint64_t cur, uint64_t end)
 
 void progress_end(void)
 {
+	if (shutup)
+		return;
+
 	fprintf(stderr, "\n");
 }