add abi_func

[musl-tables] / abi_func.sh

diff --git a/abi_func.sh b/abi_func.sh
new file mode 100755 (executable)
index 0000000..f110f24
--- /dev/null
+++ b/abi_func.sh
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+#set -xeu
+
+export LC_ALL=C
+#MUSL=${MUSL:-../musl}
+
+awk -F'\t' '$3 ~ /^p$/ {
+       print $1
+}' data/musl.tags >/tmp/m.funcs
+awk -F'\t' '$3 ~ /^p$/ {
+       print $2
+}' data/musl.tags >/tmp/m.header
+
+echo '#define _GNU_SOURCE 1' >abi_func.cc
+echo '#define _FILE_OFFSET_BITS 64' >>abi_func.cc
+echo '#define SYSLOG_NAMES 1' >>abi_func.cc
+#echo '#include <stddef.h>' >>abi_func.cc
+#echo '#include <sys/types.h>' >>abi_func.cc
+echo '' >>abi_func.cc
+
+sort /tmp/m.header |uniq |awk '
+#      /^sys\/(auxv|cachectl|fantotify|errno|fcntl|poll|signal|soundcard|termios)\.h$/ { printf "//" }
+#      /^(stdalign|stdnoreturn|threads|wait)\.h$/ { printf "//" }
+#      /^sys\/(cachectl)\.h$/ { printf "//" }
+#      /^(threads)\.h$/ { printf "//" }
+       { print "#include <" $0 ">" }' >>abi_func.cc
+#echo 'typedef long long long_long; typedef long double long_double;' >>abi.cc
+#echo 'struct size{int i;}; struct align{int i;};' >>abi.cc
+#echo '#define p(s,t) void x_##t(s t x, s t* ptr, size(*y)[sizeof(s t)], align(*z)[__alignof__(s t)]){}' >>abi.cc
+#echo '#define pp(s,t) void x_##t(s t* ptr, size(*y)[sizeof(s t*)], align(*z)[__alignof__(s t*)]){}' >>abi.cc
+
+echo '#define T(x) void t_##x(__typeof(x)*p){}' >>abi_func.cc
+echo '
+#ifdef __GLIBC__
+#define M(x)
+#undef sigsetjmp
+#define sigsetjmp __sigsetjmp
+#else
+#define M(x) x
+#endif
+' >>abi_func.cc
+
+sort /tmp/m.funcs |uniq |awk '
+       /^(__flt_rounds|__freadahead|__freadptr|__freadptrinc|__fseterr|_flush_cache|_pthread_cleanup_pop|_pthread_cleanup_push|cachectl|cacheflush|call_once|cnd_broadcast|cnd_destroy|cnd_init|cnd_signal|cnd_timedwait|cnd_wait|fgetln|getdents|gets|index|issetugid|memchr|memrchr|mtx_destroy|mtx_init|mtx_lock|mtx_timedlock|mtx_trylock|mtx_unlock|posix_close|rindex|strcasestr|strchr|strchrnul|strlcat|strlcpy|strpbrk|strrchr|strstr|thrd_create|thrd_current|thrd_detach|thrd_equal|thrd_exit|thrd_join|thrd_sleep|thrd_yield|tss_create|tss_delete|tss_get|tss_set|wcschr|wcspbrk|wcsrchr|wcsstr|wcswcs|wmemchr)$/ {
+               print "M(T(" $0 "))"; next
+       }
+       /^(ElfW)$/ { printf "// " }
+       { print "T(" $0 ")" }' >>abi_func.cc
+
+#$CXX -S -o - abi_func.cc |sed -n 's/^\(_Z.*\):/\1/p' |$CXXFILT |sed '
+#s/(\*)/@/;s/^t_\([^(]*\)(\(.*\)@\(.*\))/\2\1\3/
+#s/floatcomplex /float _Complex/g
+#s/doublecomplex /double _Complex/g
+#' >data/musl.abi_func