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Commit | Line | Data |
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d77bf7b9 | 1 | /* |
2 | * $Source$ | |
3 | * $Author$ | |
4 | * $Header$ | |
5 | * | |
6 | * (c) Copyright 1988 by the Massachusetts Institute of Technology. | |
7 | * For copying and distribution information, please see the file | |
8 | * <mit-copyright.h>. | |
9 | * | |
10 | * This program dumps the SMS database to a series of output files | |
11 | * which can be later read back into SMS in the event of a crash. | |
12 | * | |
13 | */ | |
14 | ||
15 | #ifndef lint | |
16 | static char *rcsid_dump_db_c = "$Header$"; | |
17 | #endif lint | |
18 | ||
19 | #include <stdio.h> | |
20 | #include <sys/file.h> | |
3d058c8a | 21 | #include <fcntl.h> |
d77bf7b9 | 22 | #include <ctype.h> |
23 | #include <mit-copyright.h> | |
0f9132cd | 24 | EXEC SQL INCLUDE sqlca; |
d77bf7b9 | 25 | #include "dump_db.h" |
26 | ||
27 | /* putc without the line buffer hair */ | |
28 | ||
29 | #define putc1(x, p) (--(p)->_cnt >= 0 ?\ | |
30 | (int)(*(unsigned char *)(p)->_ptr++ = (x)) :\ | |
31 | _flsbuf((unsigned char)(x), p)) | |
32 | ||
33 | FILE *open_file(); | |
34 | ||
8173ad47 | 35 | char act[257]; |
3d058c8a | 36 | EXEC SQL BEGIN DECLARE SECTION; |
37 | char *db="moira"; | |
38 | EXEC SQL END DECLARE SECTION; | |
d77bf7b9 | 39 | |
40 | main(argc, argv) | |
41 | int argc; | |
42 | char **argv; | |
43 | { | |
44 | char *prefix; | |
45 | register int i; | |
46 | ||
47 | if (argc != 2) { | |
8173ad47 | 48 | fprintf(stderr, "Usage: %s prefix\n", argv[0]); |
d77bf7b9 | 49 | exit(1); |
50 | } | |
51 | prefix = argv[1]; | |
52 | ||
3d058c8a | 53 | memset(act, 0, 256); |
d77bf7b9 | 54 | |
8173ad47 | 55 | for (i=0; i<' '; i++) act[i]=2; |
56 | for (i=128; i<256; i++) act[i]=2; | |
d77bf7b9 | 57 | act[SEP_CHAR]=1; |
58 | act['\\']=1; | |
59 | act[127]=2; | |
d77bf7b9 | 60 | |
3d058c8a | 61 | EXEC SQL CONNECT :db IDENTIFIED BY :db; |
d77bf7b9 | 62 | |
63 | do_backups(prefix); | |
64 | ||
3d058c8a | 65 | EXEC SQL COMMIT; |
d77bf7b9 | 66 | exit(0); |
67 | } | |
68 | ||
69 | dump_int(f, n) | |
70 | FILE *f; | |
71 | int n; | |
72 | { | |
73 | char buf[1024]; | |
74 | (void) sprintf(buf, "%d", n); | |
75 | dump_str(f, buf); | |
76 | } | |
77 | ||
78 | wpunt() | |
79 | { | |
80 | punt("can't write backup file"); | |
81 | } | |
82 | ||
83 | dump_str(f, str) | |
84 | register FILE *f; | |
85 | register char *str; | |
86 | { | |
3d058c8a | 87 | register char *ibp; |
d77bf7b9 | 88 | register int c; /* PCC doesn't put chars in registers.. */ |
8173ad47 | 89 | register int t; |
90 | ||
3d058c8a | 91 | for (ibp = str; c = (unsigned char) *ibp; ibp++) { |
639a8de3 | 92 | switch(act[c]) { |
93 | case 1: | |
94 | if (putc1('\\', f) < 0) wpunt(); | |
95 | /* fall thru.. */ | |
96 | case 0: | |
97 | if (putc1(c, f) < 0) wpunt(); | |
98 | ||
99 | break; | |
100 | case 2: | |
101 | if (putc1('\\', f) < 0) wpunt(); | |
102 | t = ((c>>6)&7) + '0'; | |
103 | if (putc1(t,f) < 0) wpunt(); | |
104 | t = ((c>>3)&7) + '0'; | |
105 | if (putc1(t,f) < 0) wpunt(); | |
106 | t = (c&7) + '0'; | |
107 | if (putc1(t,f) < 0) wpunt(); | |
108 | break; | |
109 | ||
110 | default: | |
111 | punt("Can't get here"); | |
112 | } | |
113 | } | |
114 | } | |
115 | ||
116 | dump_bin(f, str) | |
117 | register FILE *f; | |
118 | register char *str; | |
119 | { | |
120 | register char *ibp = str; | |
121 | register int c; /* PCC doesn't put chars in registers.. */ | |
122 | register int t; | |
123 | ||
8173ad47 | 124 | for (; c = (unsigned char) *ibp; ibp++) { |
d77bf7b9 | 125 | switch(act[c]) { |
d77bf7b9 | 126 | case 1: |
127 | if (putc1('\\', f) < 0) wpunt(); | |
128 | /* fall thru.. */ | |
129 | case 0: | |
130 | if (putc1(c, f) < 0) wpunt(); | |
131 | ||
132 | break; | |
133 | case 2: | |
134 | if (putc1('\\', f) < 0) wpunt(); | |
135 | t = ((c>>6)&7) + '0'; | |
136 | if (putc1(t,f) < 0) wpunt(); | |
137 | t = ((c>>3)&7) + '0'; | |
138 | if (putc1(t,f) < 0) wpunt(); | |
139 | t = (c&7) + '0'; | |
140 | if (putc1(t,f) < 0) wpunt(); | |
d77bf7b9 | 141 | break; |
142 | ||
143 | default: | |
144 | punt("Can't get here"); | |
145 | } | |
146 | } | |
147 | } | |
148 | ||
149 | safe_close(stream) | |
150 | FILE *stream; | |
151 | { | |
152 | if (fflush(stream) == EOF) | |
153 | punt("Unable to fflush"); | |
154 | if (fsync(fileno(stream)) != 0) | |
155 | punt("Unable to fsync"); | |
156 | (void) fclose(stream); | |
157 | } | |
158 | ||
159 | FILE *open_file(prefix, suffix) | |
160 | char *prefix, *suffix; | |
161 | { | |
162 | char name[BUFSIZ]; | |
163 | int fd; | |
164 | FILE *f; | |
165 | ||
166 | (void) strcpy(name, prefix); | |
167 | (void) strcat(name, suffix); | |
168 | ||
169 | fd = open(name, O_CREAT|O_WRONLY|O_EXCL, 0644); | |
170 | if (fd < 0) { | |
171 | punt(name); | |
172 | } | |
173 | f = fdopen(fd, "w"); | |
174 | if (f == NULL) { | |
175 | fprintf(stderr, "fdopen of "); | |
176 | punt(name); | |
177 | } | |
178 | fprintf(stderr, "Working on %s\n", name); | |
179 | return(f); | |
180 | } | |
181 | ||
182 | ||
183 | /* | |
184 | * Trim whitespace off both ends of a string. | |
185 | */ | |
186 | char *strtrim(save) | |
187 | register char *save; | |
188 | { | |
189 | register char *t, *s; | |
190 | ||
191 | s = save; | |
192 | while (isspace(*s)) s++; | |
193 | /* skip to end of string */ | |
194 | if (*s == '\0') { | |
195 | *save = '\0'; | |
196 | return(save); | |
197 | } | |
198 | ||
199 | for (t = s; *t; t++) continue; | |
200 | while (t > s) { | |
201 | --t; | |
202 | if (!isspace(*t)) { | |
203 | t++; | |
204 | break; | |
205 | } | |
206 | } | |
207 | *t = '\0'; | |
208 | return s; | |
209 | } |