Avoid using non-portable `echo -n` in tests.

diff --git a/graph.c b/graph.c
index 5f821706c63778e8b6b53a10894edfc2fb21a8b0..162a516ee15cca1f8ab118dd41b803a5d76e42ff 100644 (file)
--- a/graph.c
+++ b/graph.c
@@ -1010,14 +1010,12 @@ int graph_is_commit_finished(struct git_graph const *graph)
 
 void graph_show_commit(struct git_graph *graph)
 {
-       struct strbuf msgbuf;
+       struct strbuf msgbuf = STRBUF_INIT;
        int shown_commit_line = 0;
 
        if (!graph)
                return;
 
-       strbuf_init(&msgbuf, 0);
-
        while (!shown_commit_line) {
                shown_commit_line = graph_next_line(graph, &msgbuf);
                fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
@@ -1031,12 +1029,11 @@ void graph_show_commit(struct git_graph *graph)
 
 void graph_show_oneline(struct git_graph *graph)
 {
-       struct strbuf msgbuf;
+       struct strbuf msgbuf = STRBUF_INIT;
 
        if (!graph)
                return;
 
-       strbuf_init(&msgbuf, 0);
        graph_next_line(graph, &msgbuf);
        fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
        strbuf_release(&msgbuf);
@@ -1044,12 +1041,11 @@ void graph_show_oneline(struct git_graph *graph)
 
 void graph_show_padding(struct git_graph *graph)
 {
-       struct strbuf msgbuf;
+       struct strbuf msgbuf = STRBUF_INIT;
 
        if (!graph)
                return;
 
-       strbuf_init(&msgbuf, 0);
        graph_padding_line(graph, &msgbuf);
        fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
        strbuf_release(&msgbuf);
@@ -1057,7 +1053,7 @@ void graph_show_padding(struct git_graph *graph)
 
 int graph_show_remainder(struct git_graph *graph)
 {
-       struct strbuf msgbuf;
+       struct strbuf msgbuf = STRBUF_INIT;
        int shown = 0;
 
        if (!graph)
@@ -1066,7 +1062,6 @@ int graph_show_remainder(struct git_graph *graph)
        if (graph_is_commit_finished(graph))
                return 0;
 
-       strbuf_init(&msgbuf, 0);
        for (;;) {
                graph_next_line(graph, &msgbuf);
                fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);