From f1d4e0fb637bd9c3f5ad72c22cb5a716c3e669c8 Mon Sep 17 00:00:00 2001
From: Aleksander Morgado <aleksander@lanedo.com>
Date: Wed, 28 Mar 2012 15:15:12 +0200
Subject: mmcli: prefix all NMEA traces in order to get a pretty print

---
 cli/mmcli-common.c | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

(limited to 'cli/mmcli-common.c')

diff --git a/cli/mmcli-common.c b/cli/mmcli-common.c
index ff02b572..600939ae 100644
--- a/cli/mmcli-common.c
+++ b/cli/mmcli-common.c
@@ -19,6 +19,7 @@
  */
 
 #include <stdlib.h>
+#include <string.h>
 
 #include <libmm-glib.h>
 
@@ -1110,3 +1111,40 @@ mmcli_get_common_sms_string (void)
 {
     return sms_str;
 }
+
+gchar *
+mmcli_prefix_newlines (const gchar *prefix,
+                       const gchar *str)
+{
+    GString *prefixed_string = NULL;
+    const gchar *line_start = str;
+    const gchar *line_end;
+
+    while ((line_end = strchr (line_start, '\n'))) {
+        gssize line_length;
+
+        line_length = line_end - line_start;
+        if (line_start[line_length - 1] == '\r')
+            line_length--;
+
+        if (line_length > 0) {
+            if (prefixed_string) {
+                /* If not the first line, add the prefix */
+                g_string_append_printf (prefixed_string,
+                                        "\n%s", prefix);
+            } else {
+                prefixed_string = g_string_new ("");
+            }
+
+            g_string_append_len (prefixed_string,
+                                 line_start,
+                                 line_length);
+        }
+
+        line_start = line_end + 1;
+    }
+
+    return (prefixed_string ?
+            g_string_free (prefixed_string, FALSE) :
+            NULL);
+}
-- 
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