git-commit: don't add multiple Signed-off-by: from the same identity

diff --git a/quote.c b/quote.c
index aa440098e1d8a771aa2d9d2e17355fd560f3c253..d88bf7515932bba96c694478c3b51c85549fa92a 100644 (file)
--- a/quote.c
+++ b/quote.c
@@ -188,7 +188,8 @@ static int quote_c_style_counted(const char *name, int namelen,
 #define EMITQ() EMIT('\\')
 
        const char *sp;
-       int ch, count = 0, needquote = 0;
+       unsigned char ch;
+       int count = 0, needquote = 0;
 
        if (!no_dq)
                EMIT('"');
@@ -197,7 +198,7 @@ static int quote_c_style_counted(const char *name, int namelen,
                if (!ch)
                        break;
                if ((ch < ' ') || (ch == '"') || (ch == '\\') ||
-                   (ch >= 0177)) {
+                   (quote_path_fully && (ch >= 0177))) {
                        needquote = 1;
                        switch (ch) {
                        case '\a': EMITQ(); ch = 'a'; break;