1 /* $OpenBSD: cmd-source-file.c,v 1.17 2013/04/12 12:44:31 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2008 Tiago Cunha <me@tiagocunha.org> 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 23 #include "tmux.h" 24 25 /* 26 * Sources a configuration file. 27 */ 28 29 enum cmd_retval cmd_source_file_exec(struct cmd *, struct cmd_q *); 30 31 void cmd_source_file_show(struct cmd_q *); 32 void cmd_source_file_done(struct cmd_q *); 33 34 const struct cmd_entry cmd_source_file_entry = { 35 "source-file", "source", 36 "", 1, 1, 37 "path", 38 0, 39 NULL, 40 NULL, 41 cmd_source_file_exec 42 }; 43 44 enum cmd_retval 45 cmd_source_file_exec(struct cmd *self, struct cmd_q *cmdq) 46 { 47 struct args *args = self->args; 48 struct cmd_q *cmdq1; 49 char *cause; 50 51 cmdq1 = cmdq_new(NULL); 52 cmdq1->client = cmdq->client; 53 cmdq1->emptyfn = cmd_source_file_done; 54 cmdq1->data = cmdq; 55 56 switch (load_cfg(args->argv[0], cmdq1, &cause)) { 57 case -1: 58 if (cfg_references == 0) { 59 cmdq_free(cmdq1); 60 cmdq_error(cmdq, "%s", cause); 61 free(cause); 62 return (CMD_RETURN_ERROR); 63 } 64 ARRAY_ADD(&cfg_causes, cause); 65 /* FALLTHROUGH */ 66 case 0: 67 if (cfg_references == 0) 68 cmd_source_file_show(cmdq); 69 cmdq_free(cmdq1); 70 return (CMD_RETURN_NORMAL); 71 } 72 73 cmdq->references++; 74 cfg_references++; 75 76 cmdq_continue(cmdq1); 77 return (CMD_RETURN_WAIT); 78 } 79 80 void 81 cmd_source_file_show(struct cmd_q *cmdq) 82 { 83 u_int i; 84 char *cause; 85 86 for (i = 0; i < ARRAY_LENGTH(&cfg_causes); i++) { 87 cause = ARRAY_ITEM(&cfg_causes, i); 88 cmdq_print(cmdq, "%s", cause); 89 free(cause); 90 } 91 ARRAY_FREE(&cfg_causes); 92 } 93 94 void 95 cmd_source_file_done(struct cmd_q *cmdq1) 96 { 97 struct cmd_q *cmdq = cmdq1->data; 98 99 cmdq_free(cmdq1); 100 101 cfg_references--; 102 103 if (cmdq_free(cmdq)) 104 return; 105 106 if (cfg_references == 0) 107 cmd_source_file_show(cmdq); 108 cmdq_continue(cmdq); 109 } 110