2 * GIT - The information manager from hell
4 * Copyright (C) Eric Biederman, 2005
8 static const char var_usage[] = "git var (-l | <variable>)";
10 static const char *editor(int flag)
12 const char *pgm = git_editor();
14 if (!pgm && flag & IDENT_ERROR_ON_NO_NAME)
15 die("Terminal is dumb, but EDITOR unset");
20 static const char *pager(int flag)
22 const char *pgm = git_pager(1);
31 const char *(*read)(int);
33 static struct git_var git_vars[] = {
34 { "GIT_COMMITTER_IDENT", git_committer_info },
35 { "GIT_AUTHOR_IDENT", git_author_info },
36 { "GIT_EDITOR", editor },
37 { "GIT_PAGER", pager },
41 static void list_vars(void)
46 for (ptr = git_vars; ptr->read; ptr++)
47 if ((val = ptr->read(0)))
48 printf("%s=%s\n", ptr->name, val);
51 static const char *read_var(const char *var)
56 for (ptr = git_vars; ptr->read; ptr++) {
57 if (strcmp(var, ptr->name) == 0) {
58 val = ptr->read(IDENT_ERROR_ON_NO_NAME);
65 static int show_config(const char *var, const char *value, void *cb)
68 printf("%s=%s\n", var, value);
71 return git_default_config(var, value, cb);
74 int cmd_var(int argc, const char **argv, const char *prefix)
76 const char *val = NULL;
80 if (strcmp(argv[1], "-l") == 0) {
81 git_config(show_config, NULL);
85 git_config(git_default_config, NULL);
86 val = read_var(argv[1]);