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;
}
const char *git_sequence_editor(void)
{
const char *editor = getenv("GIT_SEQUENCE_EDITOR");
if (!editor)
git_config_get_string_const("sequence.editor", &editor);
if (!editor)
editor = git_editor();
return editor;
}
int launch_editor(const char *path, struct strbuf *buffer, const char *const *env)
{
const char *editor = git_editor();
if (!editor)
return error("Terminal is dumb, but EDITOR unset");
if (strcmp(editor, ":")) {
const char *args[] = { editor, path, NULL };
struct child_process p;
int ret, sig;
memset(&p, 0, sizeof(p));
p.argv = args;
p.env = env;
p.use_shell = 1;
if (start_command(&p) < 0)
return error("unable to start editor '%s'", editor);
sigchain_push(SIGINT, SIG_IGN);
sigchain_push(SIGQUIT, SIG_IGN);
ret = finish_command(&p);
sig = ret + 128;
sigchain_pop(SIGINT);
sigchain_pop(SIGQUIT);
if (sig == SIGINT || sig == SIGQUIT)
raise(sig);
if (ret)
return error("There was a problem with the editor '%s'.",
editor);
}
if (!buffer)
return 0;
if (strbuf_read_file(buffer, path, 0) < 0)
return error("could not read file '%s': %s",
path, strerror(errno));
return 0;
}
int launch_editor(const char *path, struct strbuf *buffer, const char *const *env)
{
return launch_specified_editor(git_editor(), path, buffer, env);
}
