Warn the user if the major version was upgraded when _use_current is set

It might be a good idea to regen the defconfig if the major version was updated
Separate defconfig creation from re-use logic
2024-11-19 02:18:24 +02:00 · 2024-11-19 02:00:33 +02:00
1 changed files with 77 additions and 65 deletions
--- a/138
+++ b/138
@ -152,9 +152,7 @@ export KBUILD_BUILD_HOST=archlinux
 export KBUILD_BUILD_USER=${pkgbase}
 export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"

-prepare() {
-    cd "${_src_linux}" || exit 1
-    
+apply_patches() {
    # Patch with kernel version patches
    patch -Np1 -i ../patch-${_kernel_major}.${_kernel_minor} || true
    
@ -172,7 +170,25 @@ prepare() {
        
        patch -Np1 -i "${srcdir}/cl-linux/${i}" || true
    done
+}

+copy_defconfig() {
+    local _cur_major_ver="$(zcat /proc/config.gz | grep Linux | grep -o '[0-9]*[0-9]\.[0-9]*[0-9]')"
+    [[ ${_cur_major_ver} != ${_kernel_major} ]] &&
+        warning "Major version was updated, you should regen the defconfig"
+
+    if [[ -s /proc/config.gz ]]; then
+        # modprobe configs
+        zcat /proc/config.gz > ./.config
+        make ${BUILD_FLAGS[*]} olddefconfig
+    else
+        warning "Your kernel was not compiled with IKCONFIG_PROC."
+        warning "Unable to read kernel configuration, aborting."
+        exit
+    fi
+}
+
+create_defconfig() {
    # Copy configuration file (if found)
    if [ -f "${startdir}/kconfig" ]; then
        echo ":: Using configuration file \"${startdir}/kconfig\""
@ -185,12 +201,12 @@ prepare() {
    # Extra configuration
    # General setup
    scripts/config --set-str DEFAULT_HOSTNAME archlinux \
-                   -e IKCONFIG \
-                   -e IKCONFIG_PROC \
-                   -u RT_GROUP_SCHED
+                -e IKCONFIG \
+                -e IKCONFIG_PROC \
+                -u RT_GROUP_SCHED
    # Power management and ACPI options
    scripts/config -e ACPI_REV_OVERRIDE_POSSIBLE \
-                   -e ACPI_TABLE_UPGRADE
+                -e ACPI_TABLE_UPGRADE
    # Virtualization
    scripts/config -e KVM_SMM
    # General architecture-dependent options
@ -201,34 +217,34 @@ prepare() {
    scripts/config -e NETFILTER_INGRESS
    # Device Drivers
    scripts/config -e FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER \
-                   -e DELL_SMBIOS_SMM \
-                   -m PATA_JMICRON \
-                   -E SOUND SOUND_OSS_CORE \
-                   -e SND_OSSEMUL \
-                   -M SND_OSSEMUL SND_MIXER_OSS \
-                   -M SND_MIXER_OSS SND_PCM_OSS \
-                   -E SND_PCM_OSS SND_PCM_OSS_PLUGINS \
-                   -m AGP -M AGP AGP_INTEL -M AGP_INTEL AGP_VIA
+                -e DELL_SMBIOS_SMM \
+                -m PATA_JMICRON \
+                -E SOUND SOUND_OSS_CORE \
+                -e SND_OSSEMUL \
+                -M SND_OSSEMUL SND_MIXER_OSS \
+                -M SND_MIXER_OSS SND_PCM_OSS \
+                -E SND_PCM_OSS SND_PCM_OSS_PLUGINS \
+                -m AGP -M AGP AGP_INTEL -M AGP_INTEL AGP_VIA
    # Kernel hacking -> Compile-time checks and compiler options -> Make section mismatch errors non-fatal
    scripts/config -e SECTION_MISMATCH_WARN_ONLY
    # File systems
    scripts/config -m NTFS3_FS \
-                   -e NTFS3_LZX_XPRESS \
-                   -e NTFS3_FS_POSIX_ACL
+                -e NTFS3_LZX_XPRESS \
+                -e NTFS3_FS_POSIX_ACL
    scripts/config -m SMB_SERVER \
-                   -e SMB_SERVER_SMBDIRECT \
-                   -e SMB_SERVER_CHECK_CAP_NET_ADMIN \
-                   -e SMB_SERVER_KERBEROS5
+                -e SMB_SERVER_SMBDIRECT \
+                -e SMB_SERVER_CHECK_CAP_NET_ADMIN \
+                -e SMB_SERVER_KERBEROS5
    # Security options
    scripts/config -e SECURITY_SELINUX \
-                   -e SECURITY_SELINUX_BOOTPARAM \
-                   -e SECURITY_SMACK \
-                   -e SECURITY_SMACK_BRINGUP \
-                   -e SECURITY_SMACK_NETFILTER \
-                   -e SECURITY_SMACK_APPEND_SIGNALS \
-                   -e SECURITY_TOMOYO \
-                   -e SECURITY_APPARMOR \
-                   -e SECURITY_YAMA
+                -e SECURITY_SELINUX_BOOTPARAM \
+                -e SECURITY_SMACK \
+                -e SECURITY_SMACK_BRINGUP \
+                -e SECURITY_SMACK_NETFILTER \
+                -e SECURITY_SMACK_APPEND_SIGNALS \
+                -e SECURITY_TOMOYO \
+                -e SECURITY_APPARMOR \
+                -e SECURITY_YAMA
    # Security options -> Landlock options
    scripts/config -e SECURITY_LANDLOCK
    # Library routines
@ -236,25 +252,25 @@ prepare() {
    
    # Enable LLVM compilation
    [[ -n "${_use_llvm_lto}" ]] && scripts/config -d LTO_NONE \
-                                                  -e LTO \
-                                                  -e LTO_CLANG \
-                                                  -e ARCH_SUPPORTS_LTO_CLANG \
-                                                  -e ARCH_SUPPORTS_LTO_CLANG_THIN \
-                                                  -e HAS_LTO_CLANG \
-                                                  -e LTO_CLANG_THIN \
-                                                  -e HAVE_GCC_PLUGINS
+                                                -e LTO \
+                                                -e LTO_CLANG \
+                                                -e ARCH_SUPPORTS_LTO_CLANG \
+                                                -e ARCH_SUPPORTS_LTO_CLANG_THIN \
+                                                -e HAS_LTO_CLANG \
+                                                -e LTO_CLANG_THIN \
+                                                -e HAVE_GCC_PLUGINS
    
    # Enable or disable debug settings
    [[ "${_debug}" == "y" ]] && scripts/config -e DEBUG_INFO \
-                                               -e DEBUG_INFO_BTF \
-                                               -e DEBUG_INFO_DWARF4 \
-                                               -e PAHOLE_HAS_SPLIT_BTF \
-                                               -e DEBUG_INFO_BTF_MODULES
+                                            -e DEBUG_INFO_BTF \
+                                            -e DEBUG_INFO_DWARF4 \
+                                            -e PAHOLE_HAS_SPLIT_BTF \
+                                            -e DEBUG_INFO_BTF_MODULES
    [[ "${_debug}" == "n" ]] && scripts/config -d DEBUG_INFO \
-                                               -d DEBUG_INFO_BTF \
-                                               -d DEBUG_INFO_DWARF4 \
-                                               -d PAHOLE_HAS_SPLIT_BTF \
-                                               -d DEBUG_INFO_BTF_MODULES
+                                            -d DEBUG_INFO_BTF \
+                                            -d DEBUG_INFO_DWARF4 \
+                                            -d PAHOLE_HAS_SPLIT_BTF \
+                                            -d DEBUG_INFO_BTF_MODULES
    
    # Run olddefconfig
    make ${BUILD_FLAGS[*]} olddefconfig
@ -270,18 +286,22 @@ prepare() {
    # Ask for subarch
    [[ -z "${_subarch}" ]] && make ${BUILD_FLAGS[*]} oldconfig

-    # Optionally use the configuration of the running kernel
-    # Written originally by nous, see
-    # https://web.archive.org/web/20110711231356/https://aur.archlinux.org/packages.php?ID=40191 (package doesn't exist anymore)
-    [[ -n "${_use_current}" ]] &&
-        if [[ -s /proc/config.gz ]]; then
-            # modprobe configs
-            zcat /proc/config.gz > ./.config
-        else
-            warning "Your kernel was not compiled with IKCONFIG_PROC."
-            warning "Unable to read kernel configuration, aborting."
-            exit
-        fi
+    # Open configuration editors
+    [[ -n "$_makemenuconfig" ]] && make ${BUILD_FLAGS[*]} menuconfig
+    [[ -n "$_makexconfig" ]] && make ${BUILD_FLAGS[*]} xconfig
+    [[ -n "$_makenconfig" ]] && make ${BUILD_FLAGS[*]} nconfig
+
+    # Save configuration
+    [[ -n "${_copyfinalconfig}" ]] && cp -Tf ./.config "${startdir}/kconfig-new" || true
+}
+
+prepare() {
+    cd "${_src_linux}" || exit 1
+
+    apply_patches
+    
+    [[ -n "${_use_current}" ]] && copy_defconfig
+    [[ -z "${_use_current}" ]] && create_defconfig
    
    # Read and apply modprobed database
    # See https://aur.archlinux.org/packages/modprobed-db
@ -294,14 +314,6 @@ prepare() {
    
    # Write kernel version
    make -s kernelrelease > version
-    
-    # Open configuration editors
-    [[ -n "$_makemenuconfig" ]] && make ${BUILD_FLAGS[*]} menuconfig
-    [[ -n "$_makexconfig" ]] && make ${BUILD_FLAGS[*]} xconfig
-    [[ -n "$_makenconfig" ]] && make ${BUILD_FLAGS[*]} nconfig
-
-    # Save configuration
-    [[ -n "${_copyfinalconfig}" ]] && cp -Tf ./.config "${startdir}/kconfig-new" || true
 }

 build() {