git-var: constness and globalness cleanup.
var.c::git_var read function did not have to return writable strings; make it and the functions it points at return const char * instead. ident.c::get_ident() did not need to be global, so make it static. Signed-off-by: Junio C Hamano <junkio@cox.net>
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5
cache.h
5
cache.h
@ -263,9 +263,8 @@ void datestamp(char *buf, int bufsize);
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unsigned long approxidate(const char *);
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extern int setup_ident(void);
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extern char *get_ident(const char *name, const char *email, const char *date_str);
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extern char *git_author_info(void);
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extern char *git_committer_info(void);
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extern const char *git_author_info(void);
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extern const char *git_committer_info(void);
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static inline void *xmalloc(size_t size)
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{
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