mailinfo: move charset to struct mailinfo

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c
index f74973ea0d248b0ecb5eb250a808115ae105dfca..1fd29f68207bc6476b55a8ab5864a13b094f09f9 100644 (file)
--- a/builtin/mailinfo.c
+++ b/builtin/mailinfo.c
@@ -22,6 +22,7 @@ struct mailinfo {
        int use_inbody_headers;
        const char *metainfo_charset;
 
+       struct strbuf charset;
        char *message_id;
        enum  {
                TE_DONTCARE, TE_QP, TE_BASE64
@@ -31,8 +32,6 @@ struct mailinfo {
        int header_stage; /* still checking in-body headers? */
 };
 
-
-static struct strbuf charset = STRBUF_INIT;
 static struct strbuf **p_hdr_data, **s_hdr_data;
 
 #define MAX_BOUNDARIES 5
@@ -193,7 +192,7 @@ static struct strbuf *content[MAX_BOUNDARIES];
 
 static struct strbuf **content_top = content;
 
-static void handle_content_type(struct strbuf *line)
+static void handle_content_type(struct mailinfo *mi, struct strbuf *line)
 {
        struct strbuf *boundary = xmalloc(sizeof(struct strbuf));
        strbuf_init(boundary, line->len);
@@ -207,7 +206,7 @@ static void handle_content_type(struct strbuf *line)
                *content_top = boundary;
                boundary = NULL;
        }
-       slurp_attr(line->buf, "charset=", &charset);
+       slurp_attr(line->buf, "charset=", &mi->charset);
 
        if (boundary) {
                strbuf_release(boundary);
@@ -504,7 +503,7 @@ static int check_header(struct mailinfo *mi,
                strbuf_add(&sb, line->buf + len, line->len - len);
                decode_header(mi, &sb);
                strbuf_insert(&sb, 0, "Content-Type: ", len);
-               handle_content_type(&sb);
+               handle_content_type(mi, &sb);
                ret = 1;
                goto check_header_out;
        }
@@ -674,7 +673,7 @@ static int handle_commit_msg(struct mailinfo *mi, struct strbuf *line)
                mi->header_stage = 0;
 
        /* normalize the log message to UTF-8. */
-       convert_to_utf8(mi, line, charset.buf);
+       convert_to_utf8(mi, line, mi->charset.buf);
 
        if (mi->use_scissors && is_scissors_line(line)) {
                int i;
@@ -837,7 +836,7 @@ static int handle_boundary(struct mailinfo *mi, struct strbuf *line)
 
        /* set some defaults */
        mi->transfer_encoding = TE_DONTCARE;
-       strbuf_reset(&charset);
+       strbuf_reset(&mi->charset);
 
        /* slurp in this section's info */
        while (read_one_header_line(line, mi->input))
@@ -1024,6 +1023,7 @@ static void setup_mailinfo(struct mailinfo *mi)
        memset(mi, 0, sizeof(*mi));
        strbuf_init(&mi->name, 0);
        strbuf_init(&mi->email, 0);
+       strbuf_init(&mi->charset, 0);
        mi->header_stage = 1;
        mi->use_inbody_headers = 1;
        git_config(git_mailinfo_config, &mi);
@@ -1033,6 +1033,7 @@ static void clear_mailinfo(struct mailinfo *mi)
 {
        strbuf_release(&mi->name);
        strbuf_release(&mi->email);
+       strbuf_release(&mi->charset);
        free(mi->message_id);
 }