VCD/Gnuplot: Store time/date in output.

[libsigrok.git] / output / output_vcd.c

diff --git a/output/output_vcd.c b/output/output_vcd.c
index fd569e0edc280366cb5af87bc162ce2d2815d275..1acf4a7b10fa70cce67673e73e0b3f8348630769 100644 (file)
--- a/output/output_vcd.c
+++ b/output/output_vcd.c
@@ -33,7 +33,7 @@ struct context {
 };
 
 const char *vcd_header = "\
-$date\n  %s\n$end\n\
+$date\n  %s$end\n\
 $version\n  %s\n$end\n%s\
 $timescale\n  %i %s\n$end\n\
 $scope module %s $end\n\
@@ -57,6 +57,7 @@ static int init(struct output *o)
        int i, b, num_probes;
        char *c, *samplerate_s;
        char wbuf[1000], comment[128];
+       time_t t;
 
        if (!(ctx = calloc(1, sizeof(struct context))))
                return SIGROK_ERR_MALLOC;
@@ -107,7 +108,8 @@ static int init(struct output *o)
        }
 
        /* TODO: Date: File or signals? Make y/n configurable. */
-       b = snprintf(ctx->header, MAX_HEADER_LEN, vcd_header, "TODO: Date",
+       t = time(NULL);
+       b = snprintf(ctx->header, MAX_HEADER_LEN, vcd_header, ctime(&t),
                     PACKAGE_STRING, comment, 1, "ns", PACKAGE, (char *)&wbuf);
        /* TODO: Handle snprintf() errors. */