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c2acb99b » orebokech
2011-11-01 Import upstream snapshot from SVN r2630
1 /* $Id: cmd-save-buffer.c 2620 2011-10-23 15:08:58Z tcunha $ */
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
2
3 /*
4 * Copyright (c) 2009 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 #include <sys/stat.h>
21
22 #include <errno.h>
23 #include <string.h>
24
25 #include "tmux.h"
26
27 /*
c2acb99b » orebokech
2011-11-01 Import upstream snapshot from SVN r2630
28 * Saves a paste buffer to a file.
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
29 */
30
31 int cmd_save_buffer_exec(struct cmd *, struct cmd_ctx *);
32
33 const struct cmd_entry cmd_save_buffer_entry = {
34 "save-buffer", "saveb",
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
35 "ab:", 1, 1,
36 "[-a] " CMD_BUFFER_USAGE,
37 0,
38 NULL,
39 NULL,
40 cmd_save_buffer_exec
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
41 };
42
43 int
44 cmd_save_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
45 {
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
46 struct args *args = self->args;
47 struct client *c = ctx->cmdclient;
c2acb99b » orebokech
2011-11-01 Import upstream snapshot from SVN r2630
48 struct session *s;
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
49 struct paste_buffer *pb;
c2acb99b » orebokech
2011-11-01 Import upstream snapshot from SVN r2630
50 const char *path, *newpath, *wd;
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
51 char *cause;
52 int buffer;
77c63de6 » orebokech
2010-12-28 Import upstream version 1.4
53 mode_t mask;
54 FILE *f;
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
55
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
56 if (!args_has(args, 'b')) {
57 if ((pb = paste_get_top(&global_buffers)) == NULL) {
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
58 ctx->error(ctx, "no buffers");
59 return (-1);
60 }
61 } else {
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
62 buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
63 if (cause != NULL) {
64 ctx->error(ctx, "buffer %s", cause);
65 xfree(cause);
66 return (-1);
67 }
68
69 pb = paste_get_index(&global_buffers, buffer);
70 if (pb == NULL) {
71 ctx->error(ctx, "no buffer %d", buffer);
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
72 return (-1);
73 }
74 }
75
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
76 path = args->argv[0];
77 if (strcmp(path, "-") == 0) {
78 if (c == NULL) {
79 ctx->error(ctx, "%s: can't write to stdout", path);
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
80 return (-1);
81 }
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
82 bufferevent_write(c->stdout_event, pb->data, pb->size);
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
83 } else {
c2acb99b » orebokech
2011-11-01 Import upstream snapshot from SVN r2630
84 if (c != NULL)
85 wd = c->cwd;
86 else if ((s = cmd_current_session(ctx, 0)) != NULL) {
87 wd = options_get_string(&s->options, "default-path");
88 if (*wd == '\0')
89 wd = s->cwd;
90 } else
91 wd = NULL;
92 if (wd != NULL && *wd != '\0') {
93 newpath = get_full_path(wd, path);
94 if (newpath != NULL)
95 path = newpath;
96 }
97
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
98 mask = umask(S_IRWXG | S_IRWXO);
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
99 if (args_has(self->args, 'a'))
100 f = fopen(path, "ab");
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
101 else
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
102 f = fopen(path, "wb");
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
103 umask(mask);
104 if (f == NULL) {
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
105 ctx->error(ctx, "%s: %s", path, strerror(errno));
fb53a63d » kfebert
2010-07-23 Imported Upstream version 1.3
106 return (-1);
107 }
77c63de6 » orebokech
2010-12-28 Import upstream version 1.4
108 if (fwrite(pb->data, 1, pb->size, f) != pb->size) {
7216c39c » kfebert
2011-07-09 Imported Upstream version 1.5
109 ctx->error(ctx, "%s: fwrite error", path);
77c63de6 » orebokech
2010-12-28 Import upstream version 1.4
110 fclose(f);
111 return (-1);
112 }
113 fclose(f);
8fade26b » Karl Ferdinand Ebert
2009-11-22 Imported Upstream version 1.1
114 }
115
116 return (0);
117 }
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