Merge branch 'maint' of git://linux-nfs.org/~bfields/git into maint

diff --git a/commit.c b/commit.c
index a4f2e74c0b9b17a467fd9c4d3f5a2d275d5ea038..43b767ce5342624f98603e83ba3ec263ea8a7dda 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -640,7 +640,9 @@ static char *get_header(const struct commit *commit, const char *key)
                        next = NULL;
                } else
                        next = eol + 1;
-               if (!strncmp(line, key, key_len) && line[key_len] == ' ') {
+               if (eol - line > key_len &&
+                   !strncmp(line, key, key_len) &&
+                   line[key_len] == ' ') {
                        int len = eol - line - key_len;
                        char *ret = xmalloc(len);
                        memcpy(ret, line + key_len + 1, len - 1);
@@ -654,6 +656,7 @@ static char *get_header(const struct commit *commit, const char *key)
 static char *replace_encoding_header(char *buf, const char *encoding)
 {
        char *encoding_header = strstr(buf, "\nencoding ");
+       char *header_end = strstr(buf, "\n\n");
        char *end_of_encoding_header;
        int encoding_header_pos;
        int encoding_header_len;
@@ -661,8 +664,10 @@ static char *replace_encoding_header(char *buf, const char *encoding)
        int need_len;
        int buflen = strlen(buf) + 1;
 
-       if (!encoding_header)
-               return buf; /* should not happen but be defensive */
+       if (!header_end)
+               header_end = buf + buflen;
+       if (!encoding_header || encoding_header >= header_end)
+               return buf;
        encoding_header++;
        end_of_encoding_header = strchr(encoding_header, '\n');
        if (!end_of_encoding_header)
@@ -717,14 +722,6 @@ static char *logmsg_reencode(const struct commit *commit,
        return out;
 }
 
-static char *xstrndup(const char *text, int len)
-{
-       char *result = xmalloc(len + 1);
-       memcpy(result, text, len);
-       result[len] = '\0';
-       return result;
-}
-
 static void fill_person(struct interp *table, const char *msg, int len)
 {
        int start, end, tz = 0;
@@ -1060,6 +1057,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
                        int sz;
                        char header[512];
                        const char *header_fmt =
+                               "MIME-Version: 1.0\n"
                                "Content-Type: text/plain; charset=%s\n"
                                "Content-Transfer-Encoding: 8bit\n";
                        sz = snprintf(header, sizeof(header), header_fmt,