]>
Commit | Line | Data |
---|---|---|
1 | # $Id$ | |
2 | # | |
3 | # This converts the file used to originally create the database | |
4 | # into a program to restore it from a backup. | |
5 | # This is not guaranteed to work for all data types; it may | |
6 | # need to be extended. | |
7 | ||
8 | BEGIN { | |
9 | print "/* This file automatically generated */"; | |
10 | print "/* Do not edit */\n"; | |
11 | print "EXEC SQL INCLUDE sqlca;"; | |
12 | print "EXEC SQL WHENEVER SQLERROR DO dbmserr();"; | |
13 | print "#include <com_err.h>"; | |
14 | print "#include \"dump_db.h\""; | |
15 | print "#include \"rest.h\""; | |
16 | ||
17 | print "/* This file automatically generated */" > "rest1.pc"; | |
18 | print "/* Do not edit */\n" >> "rest1.pc"; | |
19 | print "#include \"dump_db.h\"" >> "rest1.pc"; | |
20 | print "#include \"rest.h\"" >> "rest1.pc"; | |
21 | print "void do_restores(char *prefix)\n{" >> "rest1.pc"; | |
22 | ||
23 | print "/* This file automatically generated */" > "bkup.h"; | |
24 | print "/* Do not edit */\n" >> "bkup.h"; | |
25 | } | |
26 | ||
27 | $1=="#" { next; } | |
28 | ||
29 | /^create/ { | |
30 | printf "void restore_%s(FILE *f)\n", $3; | |
31 | print "{\n EXEC SQL BEGIN DECLARE SECTION;"; | |
32 | printf " restore_%s(open_file(prefix, \"%s\"));\n", $3, $3 >> "rest1.pc"; | |
33 | printf "void restore_%s(FILE *f);\n", $3 >> "rest.h"; | |
34 | ||
35 | tablename = $3; | |
36 | rangename = substr(tablename, 1, 1); | |
37 | count = 0; | |
38 | next; | |
39 | } | |
40 | ||
41 | NF >= 2 { | |
42 | vname[count] = $1; | |
43 | printf " /* %s */\n", $0; | |
44 | if ($2 ~ /INTEGER/ || $2 ~ /SMALLINT/ || $2 ~ /INTEGER1/) { | |
45 | printf " int\tt_%s;\n", vname[count]; | |
46 | vtype[count]="int"; | |
47 | } else if ($2 ~ /CHAR\([0-9]*\)/) { | |
48 | t = split($2, temp, "("); | |
49 | if (t != 2) printf "Can't parse %s\n", $2; | |
50 | t = split(temp[2], temp2, ")"); | |
51 | if (t != 2) printf "Can't parse %s\n", temp[2]; | |
52 | printf " char\tt_%s[%d];\n", vname[count], temp2[1]+1; | |
53 | if ($1 == "signature" || $1 == "sid") { | |
54 | vtype[count]="bin"; | |
55 | printf " EXEC SQL VAR t_%s IS STRING(%d);\n", vname[count], temp2[1]+1; | |
56 | } else vtype[count]="str"; | |
57 | vsize[count] = temp2[1]+1; | |
58 | } else if ($2 ~ /DATE/) { | |
59 | printf " char\tt_%s[26];\n", vname[count]; | |
60 | vtype[count]="date"; | |
61 | } else printf "Unknown data type %s\n", $2; | |
62 | count++; | |
63 | } | |
64 | ||
65 | /^\);$/ { | |
66 | printf " EXEC SQL END DECLARE SECTION;\n\n int count = 0;\n"; | |
67 | ||
68 | print " while (!feof(f))\n {"; | |
69 | print " if (!(++count % 100))\n EXEC SQL COMMIT;\n"; | |
70 | ||
71 | for (i = 0; i < count; i++) { | |
72 | if (i != 0) print " parse_sep(f);"; | |
73 | if (vtype[i] ~ /int/) { | |
74 | printf(" t_%s = parse_int(f);\n", vname[i]); | |
75 | } else if (vtype[i] ~ /date/) { | |
76 | printf " parse_str(f, t_%s, 26);\n", vname[i]; | |
77 | } else { | |
78 | printf " parse_str(f, t_%s, %d);\n", vname[i], vsize[i]; | |
79 | } | |
80 | if (i == 0) print " if (feof(f))\n break;"; | |
81 | } | |
82 | printf " parse_nl(f);\n" | |
83 | ||
84 | printf " EXEC SQL INSERT INTO %s (\n", tablename; | |
85 | for (i = 0; i < count; i++) { | |
86 | if (i != 0) printf ",\n"; | |
87 | printf " %s", vname[i]; | |
88 | } | |
89 | printf ")\n VALUES (\n"; | |
90 | for (i = 0; i < count; i++) { | |
91 | if (i != 0) printf ",\n"; | |
92 | if (vtype[i] ~ /date/) { | |
93 | printf " TO_DATE(NVL(:t_%s,TO_CHAR(SYSDATE, 'DD_mon-YYYY HH24:MI:SS')), 'DD-mon-YYYY HH24:MI:SS')", vname[i]; | |
94 | } else if(vtype[i] ~ /int/) { | |
95 | printf " :t_%s", vname[i]; | |
96 | } else { | |
97 | printf " NVL(:t_%s,CHR(0))", vname[i]; | |
98 | } | |
99 | } | |
100 | printf ");\n if (sqlca.sqlcode != 0)\n {\n"; | |
101 | printf " sqlca.sqlerrm.sqlerrmc[sqlca.sqlerrm.sqlerrml] = 0;\n"; | |
102 | printf " printf(\"%%s\\n\", sqlca.sqlerrm.sqlerrmc);\n"; | |
103 | printf " com_err(\"restore\", 0, \"insert failed\");\n"; | |
104 | printf " exit(2);\n }\n }\n"; | |
105 | printf " fclose(f);\n"; | |
106 | printf " EXEC SQL COMMIT;\n"; | |
107 | printf "}\n\n"; | |
108 | } | |
109 | ||
110 | ||
111 | END { | |
112 | print "/* All done */"; | |
113 | print "}" >> "rest1.pc"; | |
114 | } |