Enable wt-status output to a given FILE pointer.

diff --git a/commit.c b/commit.c
index 13af93363e3dba43baf1d0a3ff2a2a3938fe5da7..f86fa776c05b27d0e353cc70ee2b49d29a8de2e7 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -501,6 +501,7 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len,
        return;
 
 needquote:
+       strbuf_grow(sb, len * 3 + strlen(encoding) + 100);
        strbuf_addf(sb, "=?%s?q?", encoding);
        for (i = last = 0; i < len; i++) {
                unsigned ch = line[i] & 0xFF;
@@ -520,14 +521,6 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len,
        strbuf_addstr(sb, "?=");
 }
 
-static unsigned long bound_rfc2047(unsigned long len, const char *encoding)
-{
-       /* upper bound of q encoded string of length 'len' */
-       unsigned long elen = strlen(encoding);
-
-       return len * 3 + elen + 100;
-}
-
 static void add_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
                         const char *line, enum date_mode dmode,
                         const char *encoding)
@@ -560,8 +553,7 @@ static void add_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb
                add_rfc2047(sb, line, display_name_length, encoding);
                strbuf_add(sb, name_tail, namelen - display_name_length);
                strbuf_addch(sb, '\n');
-       }
-       else {
+       } else {
                strbuf_addf(sb, "%s: %.*s%.*s\n", what,
                              (fmt == CMIT_FMT_FULLER) ? 4 : 0,
                              filler, namelen, line);
@@ -636,11 +628,7 @@ static char *get_header(const struct commit *commit, const char *key)
                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);
-                       ret[len - 1] = '\0';
-                       return ret;
+                       return xmemdupz(line + key_len + 1, eol - line - key_len - 1);
                }
                line = next;
        }
@@ -717,7 +705,7 @@ static void fill_person(struct interp *table, const char *msg, int len)
        start = end + 1;
        while (end > 0 && isspace(msg[end - 1]))
                end--;
-       table[0].value = xstrndup(msg, end);
+       table[0].value = xmemdupz(msg, end);
 
        if (start >= len)
                return;
@@ -729,7 +717,7 @@ static void fill_person(struct interp *table, const char *msg, int len)
        if (end >= len)
                return;
 
-       table[1].value = xstrndup(msg + start, end - start);
+       table[1].value = xmemdupz(msg + start, end - start);
 
        /* parse date */
        for (start = end + 1; start < len && isspace(msg[start]); start++)
@@ -740,7 +728,7 @@ static void fill_person(struct interp *table, const char *msg, int len)
        if (msg + start == ep)
                return;
 
-       table[5].value = xstrndup(msg + start, ep - (msg + start));
+       table[5].value = xmemdupz(msg + start, ep - (msg + start));
 
        /* parse tz */
        for (start = ep - msg + 1; start < len && isspace(msg[start]); start++)
@@ -867,7 +855,7 @@ void format_commit_message(const struct commit *commit,
                        ; /* do nothing */
 
                if (state == SUBJECT) {
-                       table[ISUBJECT].value = xstrndup(msg + i, eol - i);
+                       table[ISUBJECT].value = xmemdupz(msg + i, eol - i);
                        i = eol;
                }
                if (i == eol) {
@@ -883,7 +871,7 @@ void format_commit_message(const struct commit *commit,
                                        msg + i + 10, eol - i - 10);
                else if (!prefixcmp(msg + i, "encoding "))
                        table[IENCODING].value =
-                               xstrndup(msg + i + 9, eol - i - 9);
+                               xmemdupz(msg + i + 9, eol - i - 9);
                i = eol;
        }
        if (msg[i])
@@ -955,19 +943,12 @@ static void pp_header(enum cmit_fmt fmt,
                 * FULLER shows both authors and dates.
                 */
                if (!memcmp(line, "author ", 7)) {
-                       unsigned long len = linelen;
-                       if (fmt == CMIT_FMT_EMAIL)
-                               len = bound_rfc2047(linelen, encoding);
-                       strbuf_grow(sb, len + 80);
+                       strbuf_grow(sb, linelen + 80);
                        add_user_info("Author", fmt, sb, line + 7, dmode, encoding);
                }
-
                if (!memcmp(line, "committer ", 10) &&
                    (fmt == CMIT_FMT_FULL || fmt == CMIT_FMT_FULLER)) {
-                       unsigned long len = linelen;
-                       if (fmt == CMIT_FMT_EMAIL)
-                               len = bound_rfc2047(linelen, encoding);
-                       strbuf_grow(sb, len + 80);
+                       strbuf_grow(sb, linelen + 80);
                        add_user_info("Commit", fmt, sb, line + 10, dmode, encoding);
                }
        }
@@ -982,7 +963,6 @@ static void pp_title_line(enum cmit_fmt fmt,
                          int plain_non_ascii)
 {
        struct strbuf title;
-       unsigned long len;
 
        strbuf_init(&title, 80);
 
@@ -1004,16 +984,7 @@ static void pp_title_line(enum cmit_fmt fmt,
                strbuf_add(&title, line, linelen);
        }
 
-       /* Enough slop for the MIME header and rfc2047 */
-       len = bound_rfc2047(title.len, encoding) + 1000;
-       if (subject)
-               len += strlen(subject);
-       if (after_subject)
-               len += strlen(after_subject);
-       if (encoding)
-               len += strlen(encoding);
-
-       strbuf_grow(sb, title.len + len);
+       strbuf_grow(sb, title.len + 1024);
        if (subject) {
                strbuf_addstr(sb, subject);
                add_rfc2047(sb, title.buf, title.len, encoding);