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-rw-r--r--convert.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/convert.c b/convert.c
index 0e7930c154..bc35c33249 100644
--- a/convert.c
+++ b/convert.c
@@ -324,6 +324,29 @@ static int validate_encoding(const char *path, const char *enc,
return 0;
}
+static void trace_encoding(const char *context, const char *path,
+ const char *encoding, const char *buf, size_t len)
+{
+ static struct trace_key coe = TRACE_KEY_INIT(WORKING_TREE_ENCODING);
+ struct strbuf trace = STRBUF_INIT;
+ int i;
+
+ strbuf_addf(&trace, "%s (%s, considered %s):\n", context, path, encoding);
+ for (i = 0; i < len && buf; ++i) {
+ strbuf_addf(
+ &trace,"| \e[2m%2i:\e[0m %2x \e[2m%c\e[0m%c",
+ i,
+ (unsigned char) buf[i],
+ (buf[i] > 32 && buf[i] < 127 ? buf[i] : ' '),
+ ((i+1) % 8 && (i+1) < len ? ' ' : '\n')
+ );
+ }
+ strbuf_addchars(&trace, '\n', 1);
+
+ trace_strbuf(&coe, &trace);
+ strbuf_release(&trace);
+}
+
static const char *default_encoding = "UTF-8";
static int encode_to_git(const char *path, const char *src, size_t src_len,
@@ -352,6 +375,7 @@ static int encode_to_git(const char *path, const char *src, size_t src_len,
if (validate_encoding(path, enc, src, src_len, die_on_error))
return 0;
+ trace_encoding("source", path, enc, src, src_len);
dst = reencode_string_len(src, src_len, default_encoding, enc,
&dst_len);
if (!dst) {
@@ -369,6 +393,7 @@ static int encode_to_git(const char *path, const char *src, size_t src_len,
return 0;
}
}
+ trace_encoding("destination", path, default_encoding, dst, dst_len);
strbuf_attach(buf, dst, dst_len, dst_len + 1);
return 1;