File display_time.patch of Package picocom

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File display_time.patch of Package picocom

diff --git a/picocom.c b/picocom.c
index 36fba37..3449f7e 100644
--- a/picocom.c
+++ b/picocom.c
@@ -36,6 +36,8 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/wait.h>
+#include <sys/time.h>
+#include <time.h>
 #include <limits.h>
 #ifdef USE_FLOCK
 #include <sys/file.h>
@@ -101,6 +103,7 @@ const char *flow_str[] = {
 #define KEY_KEYS    CKEY('k') /* show available command keys */
 #define KEY_SEND    CKEY('s') /* send file */
 #define KEY_RECEIVE CKEY('r') /* receive file */
+#define KEY_TIME    CKEY('z') /* show time */
 #define KEY_HEX     CKEY('w') /* write hex */
 #define KEY_BREAK   CKEY('\\') /* break */
 
@@ -216,6 +219,7 @@ struct {
     int raise_rts;
     int raise_dtr;
     int quiet;
+    int time;
 } opts = {
     .port = NULL,
     .baud = 9600,
@@ -245,6 +249,7 @@ struct {
     .lower_dtr = 0,
     .raise_rts = 0,
     .raise_dtr = 0,
+    .time = 0,
     .quiet = 0
 };
 
@@ -1045,6 +1050,8 @@ show_keys()
               KEYC(KEY_SEND));
     fd_printf(STO, "*** [C-%c] : Receive file\r\n",
               KEYC(KEY_RECEIVE));
+    fd_printf(STO, "*** [C-%c] : Toggle display time\r\n",
+              KEYC(KEY_TIME));
     fd_printf(STO, "*** [C-%c] : Show port settings\r\n",
               KEYC(KEY_STATUS));
     fd_printf(STO, "*** [C-%c] : Show this message\r\n",
@@ -1359,6 +1366,14 @@ do_command (unsigned char c)
         run_cmd(tty_fd, xfr_cmd, fname);
         free(fname);
         break;
+    case KEY_TIME:
+        opts.time = (opts.time + 1) % 2;
+        if ( opts.time ) {
+            fd_printf(STO, "\r\n*** display time on ***\r\n");
+        }else{
+            fd_printf(STO, "\r\n*** display time off ***\r\n");
+        }
+        break;
     case KEY_HEX:
         n = read_hex(hexbuf, sizeof(hexbuf));
         if ( n < 0 ) {
@@ -1382,6 +1397,24 @@ do_command (unsigned char c)
 
 /**********************************************************************/
 
+void print_time_str(void)
+{
+    static int xa,xb;
+    struct timeval tv;
+    struct tm lt = {0};
+    char buff[32], buff2[64];
+
+    gettimeofday(&tv, NULL);
+    xa = (tv.tv_sec % 100000) * 1000 + (tv.tv_usec / 1000);
+    if ( xa - xb > 5 ) {
+        xb = xa;
+        localtime_r(&(tv.tv_sec), &lt);
+        strftime(buff, sizeof(buff), "%H:%M:%S", &lt);
+        sprintf(buff2, "\r\n%s.%03ld>   ", buff, tv.tv_usec / 1000);
+        write(STO, buff2, 16);
+    }
+}
+
 static struct timeval *
 msec2tv (struct timeval *tv, long ms)
 {
@@ -1519,6 +1552,9 @@ loop(void)
             } else {
                 int i;
                 char *bmp = &buff_map[0];
+                if ( opts.time ){
+                    print_time_str();
+                }
                 if ( opts.log_filename )
                     if ( writen_ni(log_fd, buff_rd, n) < n )
                         fatal("write to logfile failed: %s", strerror(errno));

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File display_time.patch of Package picocom

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