git

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#define COMPAT_CODE_ACCESS
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#include "../git-compat-util.h"
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/* Do the same thing access(2) does, but use the effective uid,
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 * and don't make the mistake of telling root that any file is
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 * executable.  This version uses stat(2).
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 */
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int git_access(const char *path, int mode)
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{
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	struct stat st;
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	/* do not interfere a normal user */
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	if (geteuid())
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		return access(path, mode);
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	if (stat(path, &st) < 0)
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		return -1;
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	/* Root can read or write any file. */
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	if (!(mode & X_OK))
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		return 0;
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	/* Root can execute any file that has any one of the execute
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	 * bits set.
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	 */
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	if (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH))
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		return 0;
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	errno = EACCES;
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	return -1;
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}
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