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b0b67c47 UD |
1 | # Combine version map fragments into version files for the generated |
2 | # shared object. | |
3 | # (C) Copyright 1998 Free Software Foundation, Inc. | |
4 | # Written by Ulrich Drepper <drepper@cygnus.com>, 1998. | |
5 | ||
6 | # Read definitions for the versions. | |
7 | BEGIN { | |
8 | nlibs=0; | |
8eaaffde | 9 | while (getline < defsfile) { |
b0b67c47 UD |
10 | if (/^[a-zA-Z_]+ {/) { |
11 | libs[$1] = 1; | |
12 | curlib = $1; | |
8eaaffde UD |
13 | while (getline < defsfile && ! /^}/) { |
14 | versions[$1] = 1; | |
b0b67c47 | 15 | if (NF > 1) { |
8eaaffde | 16 | derived[curlib, $1] = " " $2; |
b0b67c47 | 17 | for (n = 3; n <= NF; ++n) { |
8eaaffde | 18 | derived[curlib, $1] = derived[curlib, $1] ", " $n; |
b0b67c47 | 19 | } |
b0b67c47 UD |
20 | } |
21 | } | |
22 | } | |
23 | } | |
8eaaffde | 24 | close(defsfile); |
b0b67c47 | 25 | |
8eaaffde | 26 | tmpfile = (buildroot "Versions.tmp"); |
b0b67c47 UD |
27 | sort = ("sort -n >" tmpfile); |
28 | } | |
29 | ||
30 | # Remove comment lines. | |
31 | /^ *#/ { | |
32 | next; | |
33 | } | |
34 | ||
35 | # This matches the beginning of the version information for a new library. | |
36 | /^[a-zA-Z_]+/ { | |
37 | actlib = $1; | |
8eaaffde UD |
38 | if (!libs[$1]) { |
39 | printf("no versions defined for %s\n", $1) > "/dev/stderr"; | |
b0b67c47 UD |
40 | exit 1; |
41 | } | |
42 | next; | |
43 | } | |
44 | ||
45 | # This matches the beginning of a new version for the current library. | |
46 | /^ [A-Za-z_]/ { | |
47 | actver = $1; | |
8eaaffde UD |
48 | if (!versions[$1]) { |
49 | printf("version %s not defined\n", $1) > "/dev/stderr"; | |
b0b67c47 UD |
50 | exit 1; |
51 | } | |
52 | next; | |
53 | } | |
54 | ||
55 | # This matches lines with names to be added to the current version in the | |
56 | # current library. This is the only place where we print something to | |
57 | # the intermediate file. | |
58 | /^ / { | |
59 | printf("%s %s %s\n", actlib, actver, $0) | sort; | |
60 | } | |
61 | ||
62 | ||
63 | function closeversion(name) { | |
64 | if (firstinfile) { | |
65 | printf(" local:\n *;\n") > outfile; | |
66 | firstinfile = 0; | |
67 | } | |
68 | printf("}%s;\n", derived[oldlib, name]) > outfile; | |
69 | } | |
70 | ||
71 | # Now print the accumulated information. | |
72 | END { | |
73 | close(sort); | |
74 | oldlib=""; | |
75 | oldver=""; | |
8eaaffde | 76 | printf("all-version-maps ="); |
b0b67c47 UD |
77 | while(getline < tmpfile) { |
78 | if ($1 != oldlib) { | |
79 | if (oldlib != "") { | |
80 | closeversion(oldver); | |
81 | oldver = ""; | |
82 | close(outfile); | |
83 | } | |
84 | oldlib = $1; | |
85 | outfile = (buildroot oldlib ".map"); | |
86 | firstinfile = 1; | |
8eaaffde | 87 | printf(" $(common-objpfx)%s.map", oldlib); |
b0b67c47 UD |
88 | } |
89 | if ($2 != oldver) { | |
90 | if (oldver != "") { | |
91 | closeversion(oldver); | |
92 | } | |
93 | printf("%s {\n global:\n", $2) > outfile; | |
94 | oldver = $2; | |
95 | } | |
96 | printf(" ") > outfile; | |
97 | for (n = 3; n <= NF; ++n) { | |
98 | printf(" %s", $n) > outfile; | |
99 | } | |
100 | printf("\n") > outfile; | |
101 | } | |
8eaaffde | 102 | printf("\n"); |
b0b67c47 UD |
103 | closeversion(oldver); |
104 | close(outfile); | |
8eaaffde | 105 | system("rm " tmpfile); |
b0b67c47 | 106 | } |