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builtin/apply.c: use xstrdup_or_null instead of null_strdup
This file had its own identical helper that predates xstrdup_or_null. Let's use the global one to avoid repetition. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -656,11 +656,6 @@ static size_t diff_timestamp_len(const char *line, size_t len)
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return line + len - end;
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}
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static char *null_strdup(const char *s)
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{
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return s ? xstrdup(s) : NULL;
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}
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static char *find_name_common(const char *line, const char *def,
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int p_value, const char *end, int terminate)
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{
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@ -683,10 +678,10 @@ static char *find_name_common(const char *line, const char *def,
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start = line;
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}
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if (!start)
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return squash_slash(null_strdup(def));
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return squash_slash(xstrdup_or_null(def));
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len = line - start;
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if (!len)
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return squash_slash(null_strdup(def));
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return squash_slash(xstrdup_or_null(def));
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/*
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* Generally we prefer the shorter name, especially
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@ -908,7 +903,7 @@ static void parse_traditional_patch(const char *first, const char *second, struc
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patch->old_name = name;
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} else {
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patch->old_name = name;
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patch->new_name = null_strdup(name);
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patch->new_name = xstrdup_or_null(name);
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}
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}
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if (!name)
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@ -997,7 +992,7 @@ static int gitdiff_delete(const char *line, struct patch *patch)
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{
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patch->is_delete = 1;
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free(patch->old_name);
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patch->old_name = null_strdup(patch->def_name);
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patch->old_name = xstrdup_or_null(patch->def_name);
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return gitdiff_oldmode(line, patch);
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}
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@ -1005,7 +1000,7 @@ static int gitdiff_newfile(const char *line, struct patch *patch)
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{
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patch->is_new = 1;
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free(patch->new_name);
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patch->new_name = null_strdup(patch->def_name);
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patch->new_name = xstrdup_or_null(patch->def_name);
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return gitdiff_newmode(line, patch);
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}
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