Successfully bootstrapped with the GNU userspace

sources/diffutils/diffutils.spec

@@ -0,0 +1,23 @@
+# Maintainer: Alexander Hill <ahill@breadpudding.dev>
+SRC_HASH="7c8b7f9fc8609141fdea9cece85249d308624391ff61dedaf528fcb337727dfd"
+SRC_NAME="diffutils"
+SRC_URL="https://ftp.gnu.org/gnu/diffutils/diffutils-3.12.tar.xz"
+SRC_VERSION="3.12"
+
+build() {
+    tar xf ../$SRC_FILENAME
+    cd diffutils-$SRC_VERSION/
+    # NOTE: GNU Diffutils 3.12 has a bug when cross-compiling, stating that it
+    #       can't run a test because it is cross-compiling. Rather than ignore
+    #       the issue, the configure script simply dies, preventing the build
+    #       from proceeding. Adding gl_cv_func_strcasecmp_works fixes the issue
+    #       without the need for a patch. ~ahill
+    # See also: https://lists.gnu.org/archive/html/bug-gnulib/2025-04/msg00056.html
+    ./configure $TT_AUTOCONF_COMMON gl_cv_func_strcasecmp_works=y
+    make -j $TT_PROCS
+}
+
+package() {
+    cd diffutils-$SRC_VERSION/
+    make -j $TT_PROCS install DESTDIR=$TT_INSTALLDIR
+}

sources/linux/linux.spec

@@ -1,8 +1,8 @@
 # Maintainer: Alexander Hill <ahill@breadpudding.dev>
-SRC_HASH="7a8879167b89c4bae077d6f39c4f2130769f05dbdad2aad914adab9afb7d7f9a"
+SRC_HASH="f850139ca5f79c1bf6bb8b32f92e212aadca97bdaef8a83a7cf4ac4d6a525fab"
 SRC_NAME="linux"
-SRC_URL="https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.3.tar.xz"
-SRC_VERSION="6.18.3"
+SRC_URL="https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.4.tar.xz"
+SRC_VERSION="6.18.4"
 
 build() {
     tar xf ../$SRC_FILENAME

sources/mawk/mawk.spec

@@ -1,6 +1,7 @@
 # Maintainer: Alexander Hill <ahill@breadpudding.dev>
 SRC_HASH="51bcb82d577b141d896d9d9c3077d7aaa209490132e9f2b9573ba8511b3835be"
 SRC_NAME="mawk"
+SRC_REVISION=1
 SRC_URL="https://invisible-island.net/archives/mawk/mawk-1.3.4-20250131.tgz"
 SRC_VERSION="1.3.4-20250131"
 
@@ -14,4 +15,5 @@ build() {
 package() {
     cd mawk-$SRC_VERSION/
     make -O -j $TT_PROCS install DESTDIR=$TT_INSTALLDIR
+    ln -s mawk $TT_INSTALLDIR/bin/awk
 }

sources/patch/patch.spec

@@ -0,0 +1,17 @@
+# Maintainer: Alexander Hill <ahill@breadpudding.dev>
+SRC_HASH="f87cee69eec2b4fcbf60a396b030ad6aa3415f192aa5f7ee84cad5e11f7f5ae3"
+SRC_NAME="patch"
+SRC_URL="https://ftp.gnu.org/gnu/patch/patch-2.8.tar.xz"
+SRC_VERSION="2.8"
+
+build() {
+    tar xf ../$SRC_FILENAME
+    cd patch-$SRC_VERSION/
+    ./configure $TT_AUTOCONF_COMMON
+    make -j $TT_PROCS
+}
+
+package() {
+    cd patch-$SRC_VERSION/
+    make -j $TT_PROCS install DESTDIR=$TT_INSTALLDIR
+}

sources/zlib/zlib.spec

@@ -1,14 +1,22 @@
 # Maintainer: Alexander Hill <ahill@breadpudding.dev>
 SRC_HASH="38ef96b8dfe510d42707d9c781877914792541133e1870841463bfa73f883e32"
 SRC_NAME="zlib"
+SRC_REVISION=1
 SRC_URL="https://www.zlib.net/zlib-1.3.1.tar.xz"
 SRC_VERSION="1.3.1"
 
 build() {
     tar xf ../$SRC_FILENAME
-    cd zlib-*/
+    cd zlib-$SRC_VERSION/
     # NOTE: The prefix is set to /usr because man pages are stored under the
     #       prefix whether you like it or not. ~ahill
+    # NOTE: Zlib refuses to build a shared library if it can't pass the test.
+    #       Rather than stopping the build, it simply proceeds to build a static
+    #       library, which causes issues when building libarchive. The test is
+    #       failing due to it relying on undefined symbols that are referenced
+    #       in the linker script, which LLVM doesn't like at all. To tell LLVM
+    #       to ignore it, we pass --undefined-version to the linker. ~ahill
+    CFLAGS="-Wl,--undefined-version $CFLAGS" \
     ./configure \
         --eprefix=$TT_PREFIX \
         --includedir=$TT_INCLUDEDIR \
@@ -18,11 +26,7 @@ build() {
     make -O -j $TT_PROCS
 }
 
-clean() {
-    rm -rf zlib-*/
-}
-
 package() {
-    cd zlib-*/
+    cd zlib-$SRC_VERSION/
     make -O -j $TT_PROCS install DESTDIR=$TT_INSTALLDIR
 }