diff options
| -rw-r--r-- | cfg.c | 55 | ||||
| -rw-r--r-- | tmux.c | 108 | ||||
| -rw-r--r-- | tmux.h | 7 | ||||
| -rw-r--r-- | tty-features.c | 2 |
4 files changed, 105 insertions, 67 deletions
@@ -67,45 +67,12 @@ 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 == '$') { - end = strchr(path, '/'); - if (end == NULL) - name = xstrdup(path + 1); - else - name = xstrndup(path + 1, end - path - 1); - value = environ_find(global_environ, name); - free(name); - if (value == NULL) - return (NULL); - if (end == NULL) - end = ""; - xasprintf(&expanded, "%s%s", value->value, end); - return (expanded); - } - - return (xstrdup(path)); -} - void start_cfg(void) { - const char *home = find_home(); - struct client *c; - char *path, *copy, *next, *expanded; + struct client *c; + char **paths; + u_int i, n; /* * Configuration files are loaded without a client, so commands are run @@ -124,18 +91,12 @@ start_cfg(void) } if (cfg_file == NULL) { - path = copy = xstrdup(TMUX_CONF); - while ((next = strsep(&path, ":")) != NULL) { - expanded = expand_cfg_file(next, home); - if (expanded == NULL) { - log_debug("couldn't expand %s", next); - continue; - } - log_debug("expanded %s to %s", next, expanded); - load_cfg(expanded, c, NULL, CMD_PARSE_QUIET, NULL); - free(expanded); + expand_paths(TMUX_CONF, &paths, &n); + for (i = 0; i < n; i++) { + load_cfg(paths[i], c, NULL, CMD_PARSE_QUIET, NULL); + free(paths[i]); } - free(copy); + free(paths); } else load_cfg(cfg_file, c, NULL, 0, NULL); @@ -110,33 +110,103 @@ areshell(const char *shell) } static char * +expand_path(const char *path, const char *home) +{ + char *expanded, *name; + const char *end; + struct environ_entry *value; + + if (strncmp(path, "~/", 2) == 0) { + if (home == NULL) + return (NULL); + xasprintf(&expanded, "%s%s", home, path + 1); + return (expanded); + } + + if (*path == '$') { + 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 +expand_paths(const char *s, char ***paths, u_int *n) +{ + const char *home = find_home(); + char *copy, *next, *tmp, resolved[PATH_MAX], *expanded; + u_int i; + + *paths = NULL; + *n = 0; + + copy = tmp = xstrdup(s); + while ((next = strsep(&tmp, ":")) != NULL) { + expanded = expand_path(next, home); + if (expanded == NULL) { + log_debug("%s: invalid path: %s", __func__, next); + continue; + } + if (realpath(expanded, resolved) == NULL) { + log_debug("%s: realpath(\"%s\") failed: %s", __func__, + expanded, strerror(errno)); + free(expanded); + continue; + } + free(expanded); + for (i = 0; i < *n; i++) { + if (strcmp(resolved, (*paths)[i]) == 0) + break; + } + if (i != *n) { + log_debug("%s: duplicate path: %s", __func__, resolved); + continue; + } + *paths = xreallocarray(*paths, (*n) + 1, sizeof *paths); + (*paths)[(*n)++] = xstrdup(resolved); + } + free(copy); +} + +static char * make_label(const char *label, char **cause) { - char *base, resolved[PATH_MAX], *path, *s; - struct stat sb; - uid_t uid; + char **paths, *path, *base; + u_int i, n; + struct stat sb; + uid_t uid; *cause = NULL; - if (label == NULL) label = "default"; uid = getuid(); - if ((s = getenv("TMUX_TMPDIR")) != NULL && *s != '\0') - xasprintf(&base, "%s/tmux-%ld", s, (long)uid); - else - xasprintf(&base, "%s/tmux-%ld", _PATH_TMP, (long)uid); - if (realpath(base, resolved) == NULL && - strlcpy(resolved, base, sizeof resolved) >= sizeof resolved) { - errno = ERANGE; - free(base); - goto fail; + expand_paths(TMUX_SOCK, &paths, &n); + if (n == 0) { + xasprintf(cause, "no suitable socket path"); + return (NULL); } - free(base); + path = paths[0]; /* can only have one socket! */ + for (i = 1; i < n; i++) + free(paths[i]); + free(paths); - if (mkdir(resolved, S_IRWXU) != 0 && errno != EEXIST) + xasprintf(&base, "%s/tmux-%ld", path, (long)uid); + if (mkdir(base, S_IRWXU) != 0 && errno != EEXIST) goto fail; - if (lstat(resolved, &sb) != 0) + if (lstat(base, &sb) != 0) goto fail; if (!S_ISDIR(sb.st_mode)) { errno = ENOTDIR; @@ -146,11 +216,13 @@ make_label(const char *label, char **cause) errno = EACCES; goto fail; } - xasprintf(&path, "%s/%s", resolved, label); + xasprintf(&path, "%s/%s", base, label); + free(base); return (path); fail: - xasprintf(cause, "error creating %s (%s)", resolved, strerror(errno)); + xasprintf(cause, "error creating %s (%s)", base, strerror(errno)); + free(base); return (NULL); } @@ -63,10 +63,13 @@ struct winlink; /* Client-server protocol version. */ #define PROTOCOL_VERSION 8 -/* Default configuration files. */ +/* Default configuration files and socket paths. */ #ifndef TMUX_CONF #define TMUX_CONF "/etc/tmux.conf:~/.tmux.conf" #endif +#ifndef TMUX_SOCK +#define TMUX_SOCK "$TMUX_TMPDIR:" _PATH_TMP +#endif /* Minimum layout cell size, NOT including border lines. */ #define PANE_MINIMUM 1 @@ -1746,6 +1749,8 @@ const char *sig2name(int); const char *find_cwd(void); const char *find_home(void); const char *getversion(void); +void expand_paths(const char *, char ***, u_int *); + /* proc.c */ struct imsg; diff --git a/tty-features.c b/tty-features.c index 9eb446d4..7505c96b 100644 --- a/tty-features.c +++ b/tty-features.c @@ -27,7 +27,7 @@ * Still hardcoded: * - bracket paste (sent if application asks for it); * - mouse (under kmous capability); - * - focus events (under focus-events option); + * - focus events (under XT and focus-events option); * - default colours (under AX or op capabilities); * - AIX colours (under colors >= 16); * - alternate escape (under XT). |