Make TMUX_CONF a list of files and expand leading $FOO or ~.

This commit is contained in:
nicm 2019-12-10 14:22:15 +00:00
parent 7826d40ff9
commit 55eb3e4773
2 changed files with 52 additions and 13 deletions

61
cfg.c
View File

@ -67,12 +67,45 @@ set_cfg_file(const char *path)
cfg_file = xstrdup(path);
}
static char *
expand_cfg_file(const char *path, const char *home)
{
char *expanded, *name;
const char *end;
struct environ_entry *value;
if (strncmp(path, "~/", 2) == 0) {
if (home == NULL)
return (NULL);
xasprintf(&expanded, "%s%s", home, path + 1);
return (expanded);
}
if (*path == '$') {
end = strchr(path, '/');
if (end == NULL)
name = xstrdup(path + 1);
else
name = xstrndup(path + 1, end - path - 1);
value = environ_find(global_environ, name);
free(name);
if (value == NULL)
return (NULL);
if (end == NULL)
end = "";
xasprintf(&expanded, "%s%s", value->value, end);
return (expanded);
}
return (xstrdup(path));
}
void
start_cfg(void)
{
const char *home;
int flags = 0;
const char *home = find_home();
struct client *c;
char *path, *copy, *next, *expanded;
/*
* Configuration files are loaded without a client, so commands are run
@ -90,15 +123,21 @@ start_cfg(void)
cmdq_append(c, cfg_item);
}
if (cfg_file == NULL)
load_cfg(TMUX_CONF, c, NULL, CMD_PARSE_QUIET, NULL);
if (cfg_file == NULL && (home = find_home()) != NULL) {
xasprintf(&cfg_file, "%s/.tmux.conf", home);
flags = CMD_PARSE_QUIET;
}
if (cfg_file != NULL)
load_cfg(cfg_file, c, NULL, flags, NULL);
if (cfg_file == NULL) {
path = copy = xstrdup(TMUX_CONF);
while ((next = strsep(&path, ":")) != NULL) {
expanded = expand_cfg_file(next, home);
if (expanded == NULL) {
log_debug("couldn't expand %s", next);
continue;
}
log_debug("expanded %s to %s", next, expanded);
load_cfg(expanded, c, NULL, CMD_PARSE_QUIET, NULL);
free(expanded);
}
free(copy);
} else
load_cfg(cfg_file, c, NULL, 0, NULL);
cmdq_append(NULL, cmdq_get_callback(cfg_done, NULL));
}

4
tmux.h
View File

@ -60,9 +60,9 @@ struct winlink;
/* Client-server protocol version. */
#define PROTOCOL_VERSION 8
/* Default global configuration file. */
/* Default configuration files. */
#ifndef TMUX_CONF
#define TMUX_CONF "/etc/tmux.conf"
#define TMUX_CONF "/etc/tmux.conf:~/.tmux.conf"
#endif
/* Minimum layout cell size, NOT including border lines. */