From d30223014fbee461ac60658eec232dafe3295ecb Mon Sep 17 00:00:00 2001
From: Markus Reil <markus.reil@gmail.com>
Date: Fri, 8 Dec 2023 16:31:08 +0700
Subject: [PATCH] Support make -j switch.

* Introduce new variable "make_num_jobs" to user_overrides.yml (default
  value is 1).
* Use new variable in each task that uses "make".
---
 roles/netbootxyz/tasks/generate_disks_arm.yml    | 6 ++++--
 roles/netbootxyz/tasks/generate_disks_efi.yml    | 6 ++++--
 roles/netbootxyz/tasks/generate_disks_legacy.yml | 6 ++++--
 roles/netbootxyz/tasks/generate_disks_linux.yml  | 6 ++++--
 roles/netbootxyz/tasks/generate_disks_rpi.yml    | 2 +-
 user_overrides.yml                               | 1 +
 6 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/roles/netbootxyz/tasks/generate_disks_arm.yml b/roles/netbootxyz/tasks/generate_disks_arm.yml
index 620ced41..43f84416 100644
--- a/roles/netbootxyz/tasks/generate_disks_arm.yml
+++ b/roles/netbootxyz/tasks/generate_disks_arm.yml
@@ -35,7 +35,8 @@
 - name: Compile iPXE bootloaders for EFI arm64
   ansible.builtin.shell: |
     make clean
-    make CROSS_COMPILE=aarch64-linux-gnu- \
+    make -j{{ make_num_jobs }} \
+         CROSS_COMPILE=aarch64-linux-gnu- \
          ARCH=arm64 \
          EMBED={{ bootloader_filename }} \
          TRUST={{ trust_files }} \
@@ -49,7 +50,8 @@
 - name: Compile iPXE bootloader for EFI arm64 with debug flags
   ansible.builtin.shell: |
     make clean
-    make CROSS_COMPILE=aarch64-linux-gnu- \
+    make -j{{ make_num_jobs }} \
+         CROSS_COMPILE=aarch64-linux-gnu- \
          ARCH=arm64 \
          DEBUG={{ ipxe_debug_options }} \
          EMBED={{ bootloader_filename }} \
diff --git a/roles/netbootxyz/tasks/generate_disks_efi.yml b/roles/netbootxyz/tasks/generate_disks_efi.yml
index 4a98c2a9..dec250b3 100644
--- a/roles/netbootxyz/tasks/generate_disks_efi.yml
+++ b/roles/netbootxyz/tasks/generate_disks_efi.yml
@@ -27,7 +27,8 @@
 - name: Compile iPXE bootloader for EFI
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          TRUST={{ trust_files }} \
          bin-x86_64-efi/ipxe.efi \
          bin-x86_64-efi/snp.efi \
@@ -39,7 +40,8 @@
 - name: Compile iPXE bootloader for EFI with debug flags
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          DEBUG={{ ipxe_debug_options }} \
          TRUST={{ trust_files }} \
          bin-x86_64-efi/ipxe.efi \
diff --git a/roles/netbootxyz/tasks/generate_disks_legacy.yml b/roles/netbootxyz/tasks/generate_disks_legacy.yml
index 089d0db3..2900b601 100644
--- a/roles/netbootxyz/tasks/generate_disks_legacy.yml
+++ b/roles/netbootxyz/tasks/generate_disks_legacy.yml
@@ -23,7 +23,8 @@
 - name: Compile iPXE bootloader for Legacy BIOS
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          TRUST={{ trust_files }} \
          bin/ipxe.dsk \
          bin/ipxe.pdsk \
@@ -37,7 +38,8 @@
 - name: Compile iPXE bootloader for Legacy BIOS with debug flags
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          DEBUG={{ ipxe_debug_options }} \
          TRUST={{ trust_files }} \
          bin/ipxe.dsk \
diff --git a/roles/netbootxyz/tasks/generate_disks_linux.yml b/roles/netbootxyz/tasks/generate_disks_linux.yml
index cd0f8c54..a82d32b5 100644
--- a/roles/netbootxyz/tasks/generate_disks_linux.yml
+++ b/roles/netbootxyz/tasks/generate_disks_linux.yml
@@ -27,7 +27,8 @@
 - name: Compile iPXE Linux bootloader for Legacy BIOS
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          TRUST={{ trust_files }} \
          bin-x86_64-linux/slirp.linux
   args:
@@ -37,7 +38,8 @@
 - name: Compile iPXE Linux bootloader for Legacy BIOS with debug flags
   ansible.builtin.shell: |
     make clean
-    make EMBED={{ bootloader_filename }} \
+    make -j{{ make_num_jobs }} \
+         EMBED={{ bootloader_filename }} \
          DEBUG={{ ipxe_debug_options }} \
          TRUST={{ trust_files }} \
          bin-x86_64-linux/slirp.linux
diff --git a/roles/netbootxyz/tasks/generate_disks_rpi.yml b/roles/netbootxyz/tasks/generate_disks_rpi.yml
index 625c510d..14b66575 100644
--- a/roles/netbootxyz/tasks/generate_disks_rpi.yml
+++ b/roles/netbootxyz/tasks/generate_disks_rpi.yml
@@ -50,7 +50,7 @@
 
 - name: Compile iPXE bootloader for RPI build
   ansible.builtin.shell: |
-    make
+    make -j{{ make_num_jobs }}
   args:
     chdir: "{{ pipxe_source_dir }}"
 
diff --git a/user_overrides.yml b/user_overrides.yml
index 6ca53195..4519b353 100644
--- a/user_overrides.yml
+++ b/user_overrides.yml
@@ -5,6 +5,7 @@ generate_menus: true
 generate_disks: true
 generate_checksums: true
 generate_local_vars: true
+make_num_jobs: 1
 
 # set desired site name
 # site_name: mysitename.com