* Copyright (C) Eric Biederman, 2005
*/
#include "cache.h"
+#include "exec_cmd.h"
-static const char var_usage[] = "git-var [-l | <variable>]";
+static const char var_usage[] = "git var [-l | <variable>]";
+
+static const char *editor(int flag)
+{
+ const char *pgm = git_editor();
+
+ if (!pgm && flag & IDENT_ERROR_ON_NO_NAME)
+ die("Terminal is dumb, but EDITOR unset");
+
+ return pgm;
+}
+
+static const char *pager(int flag)
+{
+ const char *pgm = git_pager();
+
+ if (!pgm)
+ pgm = "cat";
+ return pgm;
+}
struct git_var {
const char *name;
static struct git_var git_vars[] = {
{ "GIT_COMMITTER_IDENT", git_committer_info },
{ "GIT_AUTHOR_IDENT", git_author_info },
+ { "GIT_EDITOR", editor },
+ { "GIT_PAGER", pager },
{ "", 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(IDENT_WARN_ON_NO_NAME));
- }
+ const char *val;
+
+ for (ptr = git_vars; ptr->read; ptr++)
+ if ((val = ptr->read(0)))
+ printf("%s=%s\n", ptr->name, val);
}
static const char *read_var(const char *var)
struct git_var *ptr;
const char *val;
val = NULL;
- for(ptr = git_vars; ptr->read; ptr++) {
+ for (ptr = git_vars; ptr->read; ptr++) {
if (strcmp(var, ptr->name) == 0) {
val = ptr->read(IDENT_ERROR_ON_NO_NAME);
break;
usage(var_usage);
}
+ git_extract_argv0_path(argv[0]);
+
setup_git_directory_gently(&nongit);
val = NULL;