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https://github.com/git/git.git
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eeefa7c90e
The majority of code in core git appears to use a single space after if/for/while. This is an attempt to bring more code to this standard. These are entirely cosmetic changes. Signed-off-by: Brian Gianforcaro <b.gianfo@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
/*
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* GIT - The information manager from hell
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*
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* Copyright (C) Eric Biederman, 2005
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*/
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#include "cache.h"
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#include "exec_cmd.h"
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static const char var_usage[] = "git var [-l | <variable>]";
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struct git_var {
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const char *name;
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const char *(*read)(int);
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};
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static struct git_var git_vars[] = {
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{ "GIT_COMMITTER_IDENT", git_committer_info },
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{ "GIT_AUTHOR_IDENT", git_author_info },
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{ "", NULL },
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};
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static void list_vars(void)
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{
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struct git_var *ptr;
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for (ptr = git_vars; ptr->read; ptr++)
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printf("%s=%s\n", ptr->name, ptr->read(IDENT_WARN_ON_NO_NAME));
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}
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static const char *read_var(const char *var)
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{
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struct git_var *ptr;
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const char *val;
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val = NULL;
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for (ptr = git_vars; ptr->read; ptr++) {
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if (strcmp(var, ptr->name) == 0) {
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val = ptr->read(IDENT_ERROR_ON_NO_NAME);
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break;
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}
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}
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return val;
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}
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static int show_config(const char *var, const char *value, void *cb)
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{
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if (value)
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printf("%s=%s\n", var, value);
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else
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printf("%s\n", var);
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return git_default_config(var, value, cb);
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}
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int main(int argc, char **argv)
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{
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const char *val;
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int nongit;
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if (argc != 2) {
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usage(var_usage);
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}
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git_extract_argv0_path(argv[0]);
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setup_git_directory_gently(&nongit);
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val = NULL;
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if (strcmp(argv[1], "-l") == 0) {
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git_config(show_config, NULL);
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list_vars();
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return 0;
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}
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git_config(git_default_config, NULL);
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val = read_var(argv[1]);
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if (!val)
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usage(var_usage);
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printf("%s\n", val);
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return 0;
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}
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