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resolve_ref_unsafe(): use for loop to count up to MAXDEPTH
The loop's there anyway; we might as well use it. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: David Turner <dturner@twopensource.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -1400,8 +1400,8 @@ static const char *resolve_ref_1(const char *refname,
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struct strbuf *sb_path,
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struct strbuf *sb_contents)
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{
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int depth = MAXDEPTH;
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int bad_name = 0;
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int symref_count;
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if (flags)
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*flags = 0;
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@ -1425,17 +1425,13 @@ static const char *resolve_ref_1(const char *refname,
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*/
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bad_name = 1;
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}
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for (;;) {
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for (symref_count = 0; symref_count < MAXDEPTH; symref_count++) {
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const char *path;
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struct stat st;
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char *buf;
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int fd;
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if (--depth < 0) {
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errno = ELOOP;
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return NULL;
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}
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strbuf_reset(sb_path);
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strbuf_git_path(sb_path, "%s", refname);
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path = sb_path->buf;
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@ -1566,6 +1562,9 @@ static const char *resolve_ref_1(const char *refname,
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bad_name = 1;
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}
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}
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errno = ELOOP;
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return NULL;
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}
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const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
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