diff options
Diffstat (limited to 'cmd-source-file.c')
| -rw-r--r-- | cmd-source-file.c | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/cmd-source-file.c b/cmd-source-file.c new file mode 100644 index 0000000..255d443 --- /dev/null +++ b/cmd-source-file.c @@ -0,0 +1,205 @@ +/* $OpenBSD$ */ + +/* + * Copyright (c) 2008 Tiago Cunha <me@tiagocunha.org> + * + * 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 <errno.h> +#include <glob.h> +#include <stdlib.h> +#include <string.h> + +#include "tmux.h" + +/* + * Sources a configuration file. + */ + +static enum cmd_retval cmd_source_file_exec(struct cmd *, struct cmdq_item *); + +const struct cmd_entry cmd_source_file_entry = { + .name = "source-file", + .alias = "source", + + .args = { "Fnqv", 1, -1, NULL }, + .usage = "[-Fnqv] path ...", + + .flags = 0, + .exec = cmd_source_file_exec +}; + +struct cmd_source_file_data { + struct cmdq_item *item; + int flags; + + struct cmdq_item *after; + enum cmd_retval retval; + + u_int current; + char **files; + u_int nfiles; +}; + +static enum cmd_retval +cmd_source_file_complete_cb(struct cmdq_item *item, __unused void *data) +{ + cfg_print_causes(item); + return (CMD_RETURN_NORMAL); +} + +static void +cmd_source_file_complete(struct client *c, struct cmd_source_file_data *cdata) +{ + struct cmdq_item *new_item; + u_int i; + + if (cfg_finished) { + if (cdata->retval == CMD_RETURN_ERROR && + c != NULL && + c->session == NULL) + c->retval = 1; + new_item = cmdq_get_callback(cmd_source_file_complete_cb, NULL); + cmdq_insert_after(cdata->after, new_item); + } + + for (i = 0; i < cdata->nfiles; i++) + free(cdata->files[i]); + free(cdata->files); + free(cdata); +} + +static void +cmd_source_file_done(struct client *c, const char *path, int error, + int closed, struct evbuffer *buffer, void *data) +{ + struct cmd_source_file_data *cdata = data; + struct cmdq_item *item = cdata->item; + void *bdata = EVBUFFER_DATA(buffer); + size_t bsize = EVBUFFER_LENGTH(buffer); + u_int n; + struct cmdq_item *new_item; + + if (!closed) + return; + + if (error != 0) + cmdq_error(item, "%s: %s", path, strerror(error)); + else if (bsize != 0) { + if (load_cfg_from_buffer(bdata, bsize, path, c, cdata->after, + cdata->flags, &new_item) < 0) + cdata->retval = CMD_RETURN_ERROR; + else if (new_item != NULL) + cdata->after = new_item; + } + + n = ++cdata->current; + if (n < cdata->nfiles) + file_read(c, cdata->files[n], cmd_source_file_done, cdata); + else { + cmd_source_file_complete(c, cdata); + cmdq_continue(item); + } +} + +static void +cmd_source_file_add(struct cmd_source_file_data *cdata, const char *path) +{ + log_debug("%s: %s", __func__, path); + cdata->files = xreallocarray(cdata->files, cdata->nfiles + 1, + sizeof *cdata->files); + cdata->files[cdata->nfiles++] = xstrdup(path); +} + +static enum cmd_retval +cmd_source_file_exec(struct cmd *self, struct cmdq_item *item) +{ + struct args *args = cmd_get_args(self); + struct cmd_source_file_data *cdata; + struct client *c = cmdq_get_client(item); + enum cmd_retval retval = CMD_RETURN_NORMAL; + char *pattern, *cwd, *expanded = NULL; + const char *path, *error; + glob_t g; + int result; + u_int i, j; + + cdata = xcalloc(1, sizeof *cdata); + cdata->item = item; + + if (args_has(args, 'q')) + cdata->flags |= CMD_PARSE_QUIET; + if (args_has(args, 'n')) + cdata->flags |= CMD_PARSE_PARSEONLY; + if (args_has(args, 'v')) + cdata->flags |= CMD_PARSE_VERBOSE; + + utf8_stravis(&cwd, server_client_get_cwd(c, NULL), VIS_GLOB); + + for (i = 0; i < args_count(args); i++) { + path = args_string(args, i); + if (args_has(args, 'F')) { + free(expanded); + expanded = format_single_from_target(item, path); + path = expanded; + } + if (strcmp(path, "-") == 0) { + cmd_source_file_add(cdata, "-"); + continue; + } + + if (*path == '/') + pattern = xstrdup(path); + else + xasprintf(&pattern, "%s/%s", cwd, path); + log_debug("%s: %s", __func__, pattern); + + if ((result = glob(pattern, 0, NULL, &g)) != 0) { + if (result != GLOB_NOMATCH || + (~cdata->flags & CMD_PARSE_QUIET)) { + if (result == GLOB_NOMATCH) + error = strerror(ENOENT); + else if (result == GLOB_NOSPACE) + error = strerror(ENOMEM); + else + error = strerror(EINVAL); + cmdq_error(item, "%s: %s", path, error); + retval = CMD_RETURN_ERROR; + } + globfree(&g); + free(pattern); + continue; + } + free(pattern); + + for (j = 0; j < g.gl_pathc; j++) + cmd_source_file_add(cdata, g.gl_pathv[j]); + globfree(&g); + } + free(expanded); + + cdata->after = item; + cdata->retval = retval; + + if (cdata->nfiles != 0) { + file_read(c, cdata->files[0], cmd_source_file_done, cdata); + retval = CMD_RETURN_WAIT; + } else + cmd_source_file_complete(c, cdata); + + free(cwd); + return (retval); +} |