diff options
Diffstat (limited to 'arg.c')
| -rw-r--r-- | arg.c | 194 |
1 files changed, 0 insertions, 194 deletions
@@ -1,194 +0,0 @@ -/* $OpenBSD$ */ - -/* - * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER - * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING - * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <sys/types.h> - -#include <fnmatch.h> -#include <stdlib.h> -#include <string.h> - -#include "tmux.h" - -struct client *arg_lookup_client(const char *); -struct session *arg_lookup_session(const char *); - -struct client * -arg_lookup_client(const char *name) -{ - struct client *c; - u_int i; - - for (i = 0; i < ARRAY_LENGTH(&clients); i++) { - c = ARRAY_ITEM(&clients, i); - if (c != NULL && strcmp(name, c->tty.path) == 0) - return (c); - } - - return (NULL); -} - -struct session * -arg_lookup_session(const char *name) -{ - struct session *s, *newest = NULL; - struct timeval *tv; - u_int i; - - tv = NULL; - for (i = 0; i < ARRAY_LENGTH(&sessions); i++) { - s = ARRAY_ITEM(&sessions, i); - if (s == NULL || fnmatch(name, s->name, 0) != 0) - continue; - - if (tv == NULL || timercmp(&s->tv, tv, >)) { - newest = s; - tv = &s->tv; - } - } - - return (newest); -} - -struct client * -arg_parse_client(const char *arg) -{ - struct client *c; - char *arg2; - size_t n; - - if (arg != NULL && (arg[0] != ':' || arg[1] != '\0')) { - arg2 = xstrdup(arg); - - /* Trim a trailing : if any from the argument. */ - n = strlen(arg2); - if (n && arg2[n - 1] == ':') - arg2[n - 1] = '\0'; - - /* Try and look up the client name. */ - c = arg_lookup_client(arg2); - xfree(arg2); - return (c); - } - - return (NULL); -} - -struct session * -arg_parse_session(const char *arg) -{ - struct session *s; - struct client *c; - char *arg2; - size_t n; - - if (arg != NULL && (arg[0] != ':' || arg[1] != '\0')) { - arg2 = xstrdup(arg); - - /* Trim a trailing : if any from the argument. */ - n = strlen(arg2); - if (n && arg2[n - 1] == ':') - arg2[n - 1] = '\0'; - - /* See if the argument matches a session. */ - if ((s = arg_lookup_session(arg2)) != NULL) { - xfree(arg2); - return (s); - } - - /* If not try a client. */ - if ((c = arg_lookup_client(arg2)) != NULL) { - xfree(arg2); - return (c->session); - } - - xfree(arg2); - } - - return (NULL); -} - -int -arg_parse_window(const char *arg, struct session **s, int *idx) -{ - char *arg2, *ptr; - const char *errstr; - - *idx = -1; - - /* Handle no argument or a single :. */ - if (arg == NULL || (arg[0] == ':' && arg[1] == '\0')) { - *s = arg_parse_session(NULL); - return (0); - } - - /* Find the separator if any. */ - arg2 = xstrdup(arg); - ptr = strrchr(arg2, ':'); - - /* - * If it is first, this means no session name, so use current session - * and try to convert the rest as index. - */ - if (ptr == arg2) { - *idx = strtonum(ptr + 1, 0, INT_MAX, &errstr); - if (errstr != NULL) { - xfree(arg2); - return (1); - } - - xfree(arg2); - *s = arg_parse_session(NULL); - return (0); - } - - /* If missing, try as an index, else look up immediately. */ - if (ptr == NULL) { - *idx = strtonum(arg2, 0, INT_MAX, &errstr); - if (errstr == NULL) { - /* This is good as an index; use current session. */ - xfree(arg2); - *s = arg_parse_session(NULL); - return (0); - } - - *idx = -1; - goto lookup; - } - - /* If last, strip it and look up as a session. */ - if (ptr[1] == '\0') { - *ptr = '\0'; - goto lookup; - } - - /* Present but not first and not last. Break and convert both. */ - *ptr = '\0'; - *idx = strtonum(ptr + 1, 0, INT_MAX, &errstr); - if (errstr != NULL) { - xfree(arg2); - return (1); - } - -lookup: - /* Look up as session. */ - *s = arg_parse_session(arg2); - xfree(arg2); - if (*s == NULL) - return (1); - return (0); -} |