1 /* $OpenBSD: cmd-source-file.c,v 1.1 2009/06/01 22:58:49 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 "tmux.h" 22 23 /* 24 * Sources a configuration file. 25 */ 26 27 int cmd_source_file_parse(struct cmd *, int, char **, char **); 28 int cmd_source_file_exec(struct cmd *, struct cmd_ctx *); 29 void cmd_source_file_send(struct cmd *, struct buffer *); 30 void cmd_source_file_recv(struct cmd *, struct buffer *); 31 void cmd_source_file_free(struct cmd *); 32 void cmd_source_file_init(struct cmd *, int); 33 size_t cmd_source_file_print(struct cmd *, char *, size_t); 34 35 struct cmd_source_file_data { 36 char *path; 37 }; 38 39 const struct cmd_entry cmd_source_file_entry = { 40 "source-file", "source", 41 "path", 42 0, 43 cmd_source_file_init, 44 cmd_source_file_parse, 45 cmd_source_file_exec, 46 cmd_source_file_send, 47 cmd_source_file_recv, 48 cmd_source_file_free, 49 cmd_source_file_print 50 }; 51 52 void 53 cmd_source_file_init(struct cmd *self, unused int arg) 54 { 55 struct cmd_source_file_data *data; 56 57 self->data = data = xmalloc(sizeof *data); 58 data->path = NULL; 59 } 60 61 int 62 cmd_source_file_parse(struct cmd *self, int argc, char **argv, char **cause) 63 { 64 struct cmd_source_file_data *data; 65 int opt; 66 67 self->entry->init(self, 0); 68 data = self->data; 69 70 while ((opt = getopt(argc, argv, "")) != -1) { 71 switch (opt) { 72 default: 73 goto usage; 74 } 75 } 76 argc -= optind; 77 argv += optind; 78 if (argc != 1) 79 goto usage; 80 81 data->path = xstrdup(argv[0]); 82 return (0); 83 84 usage: 85 xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage); 86 87 self->entry->free(self); 88 return (-1); 89 } 90 91 int 92 cmd_source_file_exec(struct cmd *self, struct cmd_ctx *ctx) 93 { 94 struct cmd_source_file_data *data = self->data; 95 char *cause; 96 97 if (load_cfg(data->path, &cause) != 0) { 98 ctx->error(ctx, "%s", cause); 99 xfree(cause); 100 return (-1); 101 } 102 103 return (0); 104 } 105 106 void 107 cmd_source_file_send(struct cmd *self, struct buffer *b) 108 { 109 struct cmd_source_file_data *data = self->data; 110 111 buffer_write(b, data, sizeof *data); 112 cmd_send_string(b, data->path); 113 } 114 115 void 116 cmd_source_file_recv(struct cmd *self, struct buffer *b) 117 { 118 struct cmd_source_file_data *data; 119 120 self->data = data = xmalloc(sizeof *data); 121 buffer_read(b, data, sizeof *data); 122 data->path = cmd_recv_string(b); 123 } 124 125 void 126 cmd_source_file_free(struct cmd *self) 127 { 128 struct cmd_source_file_data *data = self->data; 129 130 if (data->path != NULL) 131 xfree(data->path); 132 xfree(data); 133 } 134 135 size_t 136 cmd_source_file_print(struct cmd *self, char *buf, size_t len) 137 { 138 struct cmd_source_file_data *data = self->data; 139 size_t off = 0; 140 141 off += xsnprintf(buf, len, "%s", self->entry->name); 142 if (data == NULL) 143 return (off); 144 if (off < len && data->path != NULL) 145 off += cmd_prarg(buf + off, len - off, " ", data->path); 146 return (off); 147 } 148