fixup! ident: add the ability to provide a "fallback identity"

In preparation for a newer patch series.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

cache.h

@@ -1518,7 +1518,6 @@ extern const char *git_sequence_editor(void);
 extern const char *git_pager(int stdout_is_tty);
 extern int is_terminal_dumb(void);
 extern int git_ident_config(const char *, const char *, void *);
-void prepare_fallback_ident(const char *name, const char *email);
 extern void reset_ident_date(void);
 
 struct ident_split {

ident.c

@@ -505,26 +505,6 @@ int git_ident_config(const char *var, const char *value, void *data)
 	return 0;
 }
 
-static void set_env_if(const char *key, const char *value, int *given, int bit)
-{
-	if ((*given & bit) || getenv(key))
-		return; /* nothing to do */
-	setenv(key, value, 0);
-	*given |= bit;
-}
-
-void prepare_fallback_ident(const char *name, const char *email)
-{
-	set_env_if("GIT_AUTHOR_NAME", name,
-		   &author_ident_explicitly_given, IDENT_NAME_GIVEN);
-	set_env_if("GIT_AUTHOR_EMAIL", email,
-		   &author_ident_explicitly_given, IDENT_MAIL_GIVEN);
-	set_env_if("GIT_COMMITTER_NAME", name,
-		   &committer_ident_explicitly_given, IDENT_NAME_GIVEN);
-	set_env_if("GIT_COMMITTER_EMAIL", email,
-		   &committer_ident_explicitly_given, IDENT_MAIL_GIVEN);
-}
-
 static int buf_cmp(const char *a_begin, const char *a_end,
 		   const char *b_begin, const char *b_end)
 {