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Commit | Line | Data |
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1 | # $Id$ | |
2 | # | |
3 | # This converts the file used to originally create the database | |
4 | # into a program to back it up. | |
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 \"dump_db.h\""; | |
14 | print "#include \"bkup.h\""; | |
15 | print "#define dump_bin dump_str\n"; | |
16 | ||
17 | print "/* This file automatically generated */" > "bkup1.pc"; | |
18 | print "/* Do not edit */\n" >> "bkup1.pc"; | |
19 | print "#include \"dump_db.h\"" >> "bkup1.pc"; | |
20 | print "#include \"bkup.h\"" >> "bkup1.pc"; | |
21 | print "void do_backups(char *prefix)\n{" >> "bkup1.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 dump_%s(FILE *f)\n{\n EXEC SQL BEGIN DECLARE SECTION;\n", $3; | |
31 | printf " dump_%s(open_file(prefix, \"%s\"));\n", $3, $3 >> "bkup1.pc"; | |
32 | printf "void dump_%s(FILE *f);\n", $3 >> "bkup.h"; | |
33 | ||
34 | tablename = $3; | |
35 | rangename = substr(tablename, 1, 1); | |
36 | count = 0; | |
37 | next; | |
38 | } | |
39 | ||
40 | NF>=2 { | |
41 | vname[count] = $1; | |
42 | printf " /* %s */\n", $0; | |
43 | if ($2 ~ /INTEGER/ || $2 ~ /SMALLINT/ || $2 ~ /INTEGER1/) { | |
44 | printf " char\tt_%s[39];\n", vname[count]; | |
45 | vtype[count]="int"; | |
46 | } else if ($2 ~ /CHAR\([0-9]*\)/) { | |
47 | t = split($2, temp, "("); | |
48 | if (t != 2) printf "Can't parse %s\n", $2; | |
49 | t = split(temp[2], temp2, ")"); | |
50 | if (t != 2) printf "Can't parse %s\n", temp[2]; | |
51 | printf " char\tt_%s[%d];\n", vname[count], temp2[1]+1; | |
52 | if ($1 == "signature" || $1 == "sid") { | |
53 | vtype[count]="bin"; | |
54 | printf " EXEC SQL VAR t_%s IS STRING(%d);\n", vname[count], temp2[1]+1; | |
55 | } else { | |
56 | vtype[count]="str"; | |
57 | } | |
58 | vsize[count] = temp2[1]+1; | |
59 | } else if ($2 ~ /DATE/) { | |
60 | printf " char\tt_%s[26];\n", vname[count]; | |
61 | vtype[count]="date"; | |
62 | } else printf "Unknown data type %s\n", $2; | |
63 | count++; | |
64 | } | |
65 | ||
66 | /^\);$/ { | |
67 | printf " EXEC SQL END DECLARE SECTION;\n\n"; | |
68 | printf " EXEC SQL DECLARE c_%s CURSOR FOR SELECT\n", tablename; | |
69 | for (i = 0; i < count; i++) { | |
70 | if (i != 0) { | |
71 | print ","; | |
72 | } | |
73 | if(vtype[i] ~ /date/) { | |
74 | printf " TO_CHAR(%s, 'DD-mon-YYYY HH24:MI:SS')", vname[i]; | |
75 | } else if(vtype[i] ~ /int/) { | |
76 | printf " TO_CHAR(%s)", vname[i]; | |
77 | } else printf " %s", vname[i]; | |
78 | } | |
79 | printf " FROM %s;\n", tablename; | |
80 | ||
81 | printf " EXEC SQL OPEN c_%s;\n", tablename; | |
82 | printf " while (1)\n {\n EXEC SQL FETCH c_%s INTO\n", tablename; | |
83 | for (i = 0; i < count; i++) { | |
84 | if (i != 0) printf ",\n"; | |
85 | printf " :t_%s", vname[i]; | |
86 | } | |
87 | printf ";\n"; | |
88 | printf " if (sqlca.sqlcode != 0)\n break;\n"; | |
89 | for (i = 0; i < count; i++) { | |
90 | if (i != 0) print " dump_sep(f);"; | |
91 | if (vtype[i] ~ /str/ || vtype[i] ~ /date/ || vtype[i] ~ /int/) { | |
92 | printf " dump_str(f, endtrim(t_%s));\n", vname[i]; | |
93 | } else { | |
94 | printf " dump_%s(f, t_%s);\n", vtype[i], vname[i]; | |
95 | } | |
96 | } | |
97 | printf " dump_nl(f);\n"; | |
98 | printf " }\n"; | |
99 | printf " EXEC SQL CLOSE c_%s;\n", tablename; | |
100 | printf " safe_close(f);\n"; | |
101 | printf "}\n\n"; | |
102 | } | |
103 | ||
104 | END { | |
105 | print "/* All done */"; | |
106 | print "}" >> "bkup1.pc"; | |
107 | } |