| /* |
| * GIT - The information manager from hell |
| * |
| * Copyright (C) Eric Biederman, 2005 |
| */ |
| #include "cache.h" |
| #include <stdio.h> |
| #include <errno.h> |
| #include <string.h> |
| |
| static const char var_usage[] = "git-var [-l | <variable>]"; |
| |
| struct git_var { |
| const char *name; |
| const char *(*read)(void); |
| }; |
| static struct git_var git_vars[] = { |
| { "GIT_COMMITTER_IDENT", git_committer_info }, |
| { "GIT_AUTHOR_IDENT", git_author_info }, |
| { "", NULL }, |
| }; |
| |
| static void list_vars(void) |
| { |
| struct git_var *ptr; |
| for(ptr = git_vars; ptr->read; ptr++) { |
| printf("%s=%s\n", ptr->name, ptr->read()); |
| } |
| } |
| |
| static const char *read_var(const char *var) |
| { |
| struct git_var *ptr; |
| const char *val; |
| val = NULL; |
| for(ptr = git_vars; ptr->read; ptr++) { |
| if (strcmp(var, ptr->name) == 0) { |
| val = ptr->read(); |
| break; |
| } |
| } |
| return val; |
| } |
| |
| static int show_config(const char *var, const char *value) |
| { |
| if (value) |
| printf("%s=%s\n", var, value); |
| else |
| printf("%s\n", var); |
| return git_default_config(var, value); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| const char *val; |
| if (argc != 2) { |
| usage(var_usage); |
| } |
| |
| setup_git_directory(); |
| setup_ident(); |
| val = NULL; |
| |
| if (strcmp(argv[1], "-l") == 0) { |
| git_config(show_config); |
| list_vars(); |
| return 0; |
| } |
| git_config(git_default_config); |
| val = read_var(argv[1]); |
| if (!val) |
| usage(var_usage); |
| |
| printf("%s\n", val); |
| |
| return 0; |
| } |