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Annotation of src/usr.bin/tmux/cmd-source-file.c, Revision 1.41

1.41    ! nicm        1: /* $OpenBSD: cmd-source-file.c,v 1.40 2019/05/28 12:20:28 nicm Exp $ */
1.1       nicm        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:
1.31      nicm       21: #include <errno.h>
                     22: #include <glob.h>
1.12      nicm       23: #include <stdlib.h>
1.31      nicm       24: #include <string.h>
1.34      nicm       25: #include <vis.h>
1.12      nicm       26:
1.1       nicm       27: #include "tmux.h"
                     28:
                     29: /*
                     30:  * Sources a configuration file.
                     31:  */
                     32:
1.30      nicm       33: static enum cmd_retval cmd_source_file_exec(struct cmd *, struct cmdq_item *);
1.15      nicm       34:
1.30      nicm       35: static enum cmd_retval cmd_source_file_done(struct cmdq_item *, void *);
1.1       nicm       36:
                     37: const struct cmd_entry cmd_source_file_entry = {
1.23      nicm       38:        .name = "source-file",
                     39:        .alias = "source",
                     40:
1.41    ! nicm       41:        .args = { "nqv", 1, -1 },
        !            42:        .usage = "[-nqv] path ...",
1.23      nicm       43:
                     44:        .flags = 0,
                     45:        .exec = cmd_source_file_exec
1.1       nicm       46: };
                     47:
1.26      nicm       48: static enum cmd_retval
1.30      nicm       49: cmd_source_file_exec(struct cmd *self, struct cmdq_item *item)
1.15      nicm       50: {
1.30      nicm       51:        struct args             *args = self->args;
1.37      nicm       52:        int                      flags = 0;
1.30      nicm       53:        struct client           *c = item->client;
1.37      nicm       54:        struct cmdq_item        *new_item, *after;
1.31      nicm       55:        enum cmd_retval          retval;
1.39      nicm       56:        char                    *pattern, *cwd;
                     57:        const char              *path, *error;
1.31      nicm       58:        glob_t                   g;
1.39      nicm       59:        int                      i;
                     60:        u_int                    j;
1.15      nicm       61:
1.37      nicm       62:        if (args_has(args, 'q'))
1.38      nicm       63:                flags |= CMD_PARSE_QUIET;
                     64:        if (args_has(args, 'n'))
                     65:                flags |= CMD_PARSE_PARSEONLY;
1.41    ! nicm       66:        if (args_has(args, 'v'))
        !            67:                flags |= CMD_PARSE_VERBOSE;
1.39      nicm       68:        utf8_stravis(&cwd, server_client_get_cwd(c, NULL), VIS_GLOB);
1.31      nicm       69:
                     70:        retval = CMD_RETURN_NORMAL;
1.39      nicm       71:        for (i = 0; i < args->argc; i++) {
                     72:                path = args->argv[i];
                     73:                if (*path == '/')
                     74:                        pattern = xstrdup(path);
                     75:                else
                     76:                        xasprintf(&pattern, "%s/%s", cwd, path);
                     77:                log_debug("%s: %s", __func__, pattern);
                     78:
                     79:                if (glob(pattern, 0, NULL, &g) != 0) {
                     80:                        error = strerror(errno);
                     81:                        if (errno != ENOENT || (~flags & CMD_PARSE_QUIET)) {
                     82:                                cmdq_error(item, "%s: %s", path, error);
                     83:                                retval = CMD_RETURN_ERROR;
                     84:                        }
                     85:                        free(pattern);
                     86:                        continue;
1.34      nicm       87:                }
                     88:                free(pattern);
                     89:
1.39      nicm       90:                after = item;
                     91:                for (j = 0; j < g.gl_pathc; j++) {
                     92:                        path = g.gl_pathv[j];
                     93:                        if (load_cfg(path, c, after, flags, &new_item) < 0)
                     94:                                retval = CMD_RETURN_ERROR;
                     95:                        else if (new_item != NULL)
                     96:                                after = new_item;
                     97:                }
                     98:                globfree(&g);
1.15      nicm       99:        }
1.29      nicm      100:        if (cfg_finished) {
1.40      nicm      101:                if (retval == CMD_RETURN_ERROR && c->session == NULL)
                    102:                        c->retval = 1;
1.30      nicm      103:                new_item = cmdq_get_callback(cmd_source_file_done, NULL);
                    104:                cmdq_insert_after(item, new_item);
1.29      nicm      105:        }
1.31      nicm      106:
1.39      nicm      107:        free(cwd);
1.31      nicm      108:        return (retval);
1.15      nicm      109: }
                    110:
1.29      nicm      111: static enum cmd_retval
1.30      nicm      112: cmd_source_file_done(struct cmdq_item *item, __unused void *data)
1.15      nicm      113: {
1.30      nicm      114:        cfg_print_causes(item);
1.29      nicm      115:        return (CMD_RETURN_NORMAL);
1.1       nicm      116: }