Setup to remove pregenerated header files from musl 1.1

steps/musl-1.1.24/pass1.sh

@@ -5,6 +5,13 @@
 src_prepare() {
     default
 
+    # meslibc is insufficient to regenerate src/ctype or src/iconv
+    # disable everything using a generated header
+    patch -Np1 -i ../../files/disable_ctype_headers.patch
+    rm src/ctype/iswalpha.c src/ctype/iswalnum.c src/ctype/iswctype.c \
+        src/ctype/towctrans.c
+    rm include/iconv.h src/locale/iconv.c src/locale/iconv_close.c
+
     # tcc does not support complex types
     rm -rf src/complex
 

steps/musl-1.1.24/pass3.sh

@@ -7,6 +7,9 @@ src_prepare() {
 
     # tcc does not support complex types
     rm -rf src/complex
+
+    # Configure fails without this
+    mkdir -p /dev
 }
 
 src_configure() {
@@ -15,7 +18,7 @@ src_configure() {
       --disable-shared \
       --prefix="${PREFIX}" \
       --libdir="${LIBDIR}" \
-      --includedir="${PREFIX}/include"
+      --includedir="${PREFIX}/include/"
 
     # configure script creates this file
     if test -f /dev/null; then
@@ -24,9 +27,5 @@ src_configure() {
 }
 
 src_compile() {
-    make "${MAKEJOBS}" PREFIX="${PREFIX}" CROSS_COMPILE= CFLAGS="-DSYSCALL_NO_TLS" AS_CMD='as -o $@ $<'
-}
-
-src_install() {
-    make PREFIX="${PREFIX}" DESTDIR="${DESTDIR}" install
+    make "${MAKEJOBS}" CROSS_COMPILE= AR="tcc -ar" RANLIB=true CFLAGS="-DSYSCALL_NO_TLS"
 }

steps/musl-1.1.24/pass4.sh

@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default
+
+    # tcc does not support complex types
+    rm -rf src/complex
+}
+
+src_configure() {
+    CC=tcc ./configure \
+      --host=i386 \
+      --disable-shared \
+      --prefix="${PREFIX}" \
+      --libdir="${LIBDIR}" \
+      --includedir="${PREFIX}/include"
+
+    # configure script creates this file
+    if test -f /dev/null; then
+        rm /dev/null
+    fi
+}
+
+src_compile() {
+    make "${MAKEJOBS}" PREFIX="${PREFIX}" CROSS_COMPILE= CFLAGS="-DSYSCALL_NO_TLS" AS_CMD='as -o $@ $<'
+}
+
+src_install() {
+    make PREFIX="${PREFIX}" DESTDIR="${DESTDIR}" install
+}