Annotation of src/usr.bin/tmux/cmd-show-environment.c, Revision 1.3
1.3 ! nicm 1: /* $OpenBSD: cmd-show-environment.c,v 1.2 2009/11/13 19:53:29 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
21: #include <stdlib.h>
22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Show environment.
28: */
29:
30: int cmd_show_environment_exec(struct cmd *, struct cmd_ctx *);
31:
32: const struct cmd_entry cmd_show_environment_entry = {
33: "show-environment", "showenv",
1.3 ! nicm 34: "gt:", 0, 0,
1.1 nicm 35: "[-g] " CMD_TARGET_SESSION_USAGE,
1.3 ! nicm 36: 0,
! 37: NULL,
! 38: NULL,
! 39: cmd_show_environment_exec
1.1 nicm 40: };
41:
42: int
43: cmd_show_environment_exec(struct cmd *self, struct cmd_ctx *ctx)
44: {
1.3 ! nicm 45: struct args *args = self->args;
! 46: struct session *s;
! 47: struct environ *env;
! 48: struct environ_entry *envent;
1.1 nicm 49:
1.3 ! nicm 50: if (args_has(self->args, 'g'))
1.1 nicm 51: env = &global_environ;
52: else {
1.3 ! nicm 53: if ((s = cmd_find_session(ctx, args_get(args, 't'))) == NULL)
1.1 nicm 54: return (-1);
55: env = &s->environ;
56: }
57:
58: RB_FOREACH(envent, environ, env) {
59: if (envent->value != NULL)
60: ctx->print(ctx, "%s=%s", envent->name, envent->value);
61: else
62: ctx->print(ctx, "-%s", envent->name);
63: }
64:
65: return (0);
66: }