+#!/bin/sh
+
+export LC_ALL=C
+
+( cd $MUSL; git log -n1 ) | awk '
+BEGIN {
+ getline
+ hash = $2
+ getline
+
+ commit = "<h4>commit</h4><p>commit <a href=\"http://git.etalabs.net/cgi-bin/gitweb.cgi?p=musl;a=commit;h=" hash "\">" hash "</a>"
+ while (getline == 1)
+ commit = commit "<br>" $0
+
+ FS = "\t"
+
+ posix = "data/posix2008"
+ syms = "data/musl.syms"
+ tags = "data/musl.tags"
+
+ while (getline < syms == 1)
+ sym[$2] = $1
+ while (getline < tags == 1) {
+ if ($2 ~ /bits\//)
+ s = $3 " "
+ else
+ s = "<a href=\"http://git.etalabs.net/cgi-bin/gitweb.cgi?p=musl;a=blob;f=include/" $2 ";hb=" hash "#l" $4 "\">" $3 "</a> "
+ kind[$1] = kind[$1] $3
+ kindstr[$1] = kindstr[$1] s
+ }
+
+ legend = "<h4>legend</h4><ul><li>status: musl implementation status summary<ul>"
+ legend = legend "<li>(empty) - implemented"
+ legend = legend "<li>nosym - prototype found in include files (see decl) but not in libc.a (see sym)"
+ legend = legend "<li>nodecl - symbol is in libc.a but not declared in a public header"
+ legend = legend "<li>missing - neither in include files (see decl) nor in libc.a (see sym)"
+ legend = legend "</ul><li>sym: external symbol kind as found by `nm libc.a` (symbol kind only reported once)<ul>"
+# legend = legend "<li>A - symbol value is absolute"
+# legend = legend "<li>B - symbol is in the uninitialized data section (known as BSS)"
+ legend = legend "<li>C - symbol is common (uninitialized data)"
+ legend = legend "<li>D - symbol is in the initialized data section"
+# legend = legend "<li>G - symbol is in the initialized data section for small objects"
+# legend = legend "<li>I - indirect reference to another symbol"
+# legend = legend "<li>N - debugging symbol"
+ legend = legend "<li>R - symbol is in the read only data section"
+# legend = legend "<li>S - symbol is in the uninitialized data section for small objects"
+ legend = legend "<li>T - symbol is in the text section"
+# legend = legend "<li>U - undefined symbol"
+ legend = legend "<li>V - weak object"
+ legend = legend "<li>W - weak symbol"
+ legend = legend "</ul><li>decl: kind of declaration as found by `ctags -R include` (every occurance is reported)<ul>"
+ legend = legend "<li>d - macro definition"
+ legend = legend "<li>p - function prototype"
+ legend = legend "<li>x - external and forward variable declaration"
+ legend = legend "</ul></ul>"
+ legend = legend "<p>(any option mark found in the synopsis of a manual is listed in the option column, this is often wrong)"
+
+ print "<h3>musl vs posix api</h3>"
+ print commit
+ print legend
+ print "<h4>table</h4><table border=1><tr><th colspan=3>musl<th colspan=4>posix<tr><th>status<th>sym<th>decl<th>name<th>header<th>option<th>desc"
+ nodecl = nosym = missing = 0
+ while (getline < posix == 1) {
+ s = "<tr><td>"
+ if (sym[$1] && kind[$1]) {
+ s = s " "
+ } else if (sym[$1]) {
+ s = s "nodecl"
+ nodecl++
+ } else if (kind[$1] ~ /d/) {
+ s = s " "
+ } else if (kind[$1]) {
+ s = s "nosym"
+ nosym++
+ } else {
+ s = s "missing"
+ missing++
+ }
+ s = s "<td>" sym[$1]
+ if (!sym[$1])
+ s = s " "
+ s = s "<td>" kindstr[$1]
+ if (!kind[$1])
+ s = s " "
+
+ s = s "<td><a href=\"http://pubs.opengroup.org/onlinepubs/9699919799/functions/" $1 ".html\">" $1 "</a>"
+ n = split($2, x, " ")
+ s = s "<td>"
+ for (i = 1; i <= n; i++)
+ s = s " <a href=\"http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/" x[i] ".html\">" x[i] "</a>"
+ n = split($3, x, " ")
+ s = s "<td>"
+ for (i = 1; i <= n; i++)
+ s = s " <a href=\"http://pubs.opengroup.org/onlinepubs/9699919799/help/codes.html#" x[i] "\">" x[i] "</a>"
+ if (n==0)
+ s = s " "
+ s = s "<td>" $4
+ print s
+ }
+ print "</table>"
+ print "<h4>stats</h4><ul><li>missing: " missing "<li>nosym: " nosym "<li>nodecl: " nodecl "</ul>"
+}' >tab_posix.html