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authorRoland McGrath <roland@gnu.org>2003-01-16 11:28:59 +0000
committerRoland McGrath <roland@gnu.org>2003-01-16 11:28:59 +0000
commit81043d1ad854ddd57fc4a7f398cbac5c7740ed09 (patch)
treef67ae1ffa69a1734d5e6c35bd13e698fe38042e0 /scripts/merge-abilist.awk
parente09edf23c2b9cadb988c5cdb69adf70eb418c907 (diff)
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2003-01-16 Roland McGrath <roland@redhat.com>
Tweak merged .abilist file format to merge duplicate symbols in different sets into multi-version stanzas with new "| SET regexp..." header continuation lines. * scripts/merge-abilist.awk: Rewritten for new format. * scripts/extract-abilist.awk: Likewise.
Diffstat (limited to 'scripts/merge-abilist.awk')
-rw-r--r--scripts/merge-abilist.awk194
1 files changed, 84 insertions, 110 deletions
diff --git a/scripts/merge-abilist.awk b/scripts/merge-abilist.awk
index f84a6b7839..03675f299f 100644
--- a/scripts/merge-abilist.awk
+++ b/scripts/merge-abilist.awk
@@ -1,11 +1,18 @@
# awk script to merge a config-specific .symlist file with others.
-# The input files should be an existing .abilist file, and a .symlist file.
-# This must be passed run with awk -v config=REGEXP to specify a regexp
-# matching configuration tuples for which the .symlist input defines an ABI.
-# The result merges all duplicate occurrences of any symbol in a version set
-# into a stanza listing the regexps matching configurations that contain it.
+# The input files should be existing .abilist files, and a .symlist
+# file. This must be run with awk -v config=REGEXP to specify a
+# regexp matching configuration tuples for which the .symlist input
+# defines an ABI. The result merges all duplicate occurrences of any
+# symbol into a stanza listing the regexps matching configurations
+# that contain it and giving associated versions.
+# The merged file contains stanzas in the form:
+# GLIBC_x.y regexp...
+# | GLIBC_x.y.z regexp...
+# | GLIBC_m.n regexp...
+# function F
+# variable D 0x4
-/^[^ ]/ {
+/^[^| ]/ {
if (NF < 2 && config == "") {
print "BAD LINE:", $0 > "/dev/stderr";
exit 2;
@@ -36,127 +43,94 @@
next;
}
-{
- if (current == "") next;
-
- if ($0 in seen) {
- seen[$0] = seen[$0] "\n" current;
- }
- else {
- seen[$0] = current;
+/^\| / {
+ if (NF < 3) {
+ print "BAD LINE:", $0 > "/dev/stderr";
+ exit 2;
}
+ nc = 0;
+ for (i = 3; i <= NF; ++i)
+ if ($i != config)
+ c[nc++] = $i;
+ for (i = 0; i < nc; ++i)
+ current = current "," $2 ":" c[i];
+
next;
}
-END {
- for (line in seen) {
- split(seen[line], setlist, "\n");
- for (i in setlist) {
- split(setlist[i], configs, ",");
- for (j in configs) {
- split(configs[j], temp, ":");
- version = temp[1];
- conf = temp[2];
-
- if ((version,conf) in have) continue;
- have[version,conf] = 1;
+{
+ if (current == "") next;
- if (version in confs) {
- split(confs[version], c, " ");
- if (conf < c[1]) {
- confs[version] = conf;
- for (k = 1; k <= nconfs[version]; ++k) {
- confs[version] = confs[version] " " c[k];
- }
- }
- else {
- confs[version] = c[1];
- for (k = 2; k <= nconfs[version]; ++k) {
- if (conf < c[k]) break;
- confs[version] = confs[version] " " c[k];
- }
- confs[version] = confs[version] " " conf;
- for (; k <= nconfs[version]; ++k) {
- confs[version] = confs[version] " " c[k];
- }
- }
- ++nconfs[version];
- }
- else {
- confs[version] = conf;
- nconfs[version] = 1;
- }
+ ns = split(seen[$0], s, ",");
+ nc = split(current, c, ",");
+ for (i = 1; i <= nc; ++i) {
+ # Sorted insert.
+ for (j = 1; j <= ns; ++j) {
+ if (c[i] < s[j]) {
+ for (k = ns; k >= j; --k)
+ s[k + 1] = s[k];
+ s[j] = c[i];
+ ++ns;
+ break;
}
}
- for (idx in have) delete have[idx];
-
- for (version in confs) {
+ if (j >= ns)
+ s[++ns] = c[i];
+ }
- # Hack: if an element is foo.*/bar and there is also a foo.*,
- # then we can omit the foo.*/bar since foo.* matches already.
- nc = split(confs[version], c, " ");
- for (i = 1; i <= nc; ++i) {
- slash = index(c[i], ".*/");
- if (slash > 0) {
- beforeslash = substr(c[i], 1, slash + 2 - 1);
- for (j = 1; j <= nc; ++j)
- if (j != i && c[j] == beforeslash) {
- c[i] = c[nc--];
- break;
- }
- }
- }
+ seen[$0] = s[1];
+ for (i = 2; i <= ns; ++i)
+ seen[$0] = seen[$0] "," s[i];
- idx = version;
- for (i = 1; i <= nc; ++i)
- idx = idx " " c[i];
+ next;
+}
- if (idx in final) {
- final[idx] = final[idx] "\n" line;
- }
- else {
- final[idx] = line;
- }
- delete confs[version];
- delete nconfs[version];
- }
+END {
+ for (line in seen) {
+ if (seen[line] in stanzas)
+ stanzas[seen[line]] = stanzas[seen[line]] "\n" line;
+ else
+ stanzas[seen[line]] = line;
}
- nstanzas = 0;
- for (stanza in final) {
- if (nstanzas == 0) {
- stanzas = stanza;
- nstanzas = 1;
- continue;
- }
- split(stanzas, s, "\n");
- if (stanza < s[1]) {
- stanzas = stanza;
- for (i = 1; i <= nstanzas; ++i) {
- stanzas = stanzas "\n" s[i];
+ ns = split("", s);
+ for (configs in stanzas) {
+ # Sorted insert.
+ for (j = 1; j <= ns; ++j)
+ if (configs < s[j]) {
+ for (k = ns; k >= j; --k)
+ s[k + 1] = s[k];
+ s[j] = configs;
+ ++ns;
+ break;
}
- }
- else {
- stanzas = s[1];
- for (i = 2; i <= nstanzas; ++i) {
- if (stanza < s[i]) break;
- stanzas = stanzas "\n" s[i];
- }
- stanzas = stanzas "\n" stanza;
- for (; i <= nstanzas; ++i) {
- stanzas = stanzas "\n" s[i];
- }
- }
- ++nstanzas;
+ if (j >= ns)
+ s[++ns] = configs;
}
- split(stanzas, order, "\n");
- for (i = 1; i <= nstanzas; ++i) {
- stanza = order[i];
- print stanza;
+ # S[1..NS] is now a sorted list of stanza identifiers.
+ # STANZAS[ID] contains the lines for that stanza.
+ # All we have to do is pretty-print the stanza ID,
+ # and then print the sorted list.
+
+ for (i = 1; i <= ns; ++i) {
+ # S[I] is a sorted, comma-separated list of SET:CONFIG pairs.
+ # All we have to do is pretty-print them.
+ nc = split(s[i], c, ",");
+ lastvers = "";
+ for (j = 1; j <= nc; ++j) {
+ split(c[j], temp, ":");
+ version = temp[1];
+ conf = temp[2];
+ if (version != lastvers)
+ printf "%s%s", (lastvers != "" ? "\n| " : ""), version;
+ printf " %s", conf;
+ lastvers = version;
+ }
+ print "";
outpipe = "sort";
- print final[stanza] | outpipe;
+ print stanzas[s[i]] | outpipe;
close(outpipe);
}
}