relicense everything under CC0-1.0 or Unlicense, add SPDX ID

c-programming/benchmarking/clock_hr_microsec.c

@@ -6,7 +6,8 @@
  * TODO: Use fixed point arithmetics
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "clock_hr_microsec.h"

c-programming/benchmarking/clock_hr_microsec.h

@@ -2,7 +2,8 @@
  * clock_hr_microsec.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _CLOCK_HR_MICROSEC_H

c-programming/experiments/bool-operations.c

@@ -2,7 +2,8 @@
  * bool-operations.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <inttypes.h>

c-programming/experiments/clock-malfunction-imitation.c

@@ -9,7 +9,8 @@
  * - exponential growth of time
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <limits.h>

c-programming/experiments/floatscan-experiment.c

@@ -32,7 +32,8 @@
  *
  * The license information of the added code and this modification:
  *     Author: Intel A80486DX2-66
- *     License: Unlicense
+ *     License: Creative Commons Zero 1.0 Universal or Unlicense
+ *     SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <ctype.h>

c-programming/experiments/reverse-ramdisk.c

@@ -23,7 +23,8 @@
  * TODO: Test: Automate the test verification
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <errno.h>

c-programming/experiments/static-vs-dynamic-mem-alloc.c

@@ -2,7 +2,8 @@
  * static-vs-dynamic-mem-alloc.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <stdint.h>

c-programming/io/freadln.c

@@ -14,7 +14,8 @@
  * the input reading loop to avoid input queues
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "freadln.h"

c-programming/io/freadln.h

@@ -2,7 +2,8 @@
  * freadln.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _FREADLN_H

c-programming/io/fwrite_le.c

@@ -2,7 +2,8 @@
  * fwrite_le.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "fwrite_le.h"

c-programming/io/fwrite_le.h

@@ -2,7 +2,8 @@
  * fwrite_le.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _FWRITE_LE_H

c-programming/io/pure_getline.c

@@ -2,7 +2,8 @@
  * pure_getline.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "pure_getline.h"

c-programming/io/pure_getline.h

@@ -2,7 +2,8 @@
  * pure_getline.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _PURE_GETLINE_H

c-programming/jokes/brexit.c

@@ -2,7 +2,8 @@
  * brexit.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #if !(defined(unix) || defined(__unix) || defined(__unix__) || \

c-programming/jokes/bytebeat-cryptic.c

@@ -4,7 +4,8 @@
  * NOTE: PulseAudio: Pipe STDOUT of this program to aplay -c 1 -f U8 -r 44100
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <stdio.h>

c-programming/jokes/extol.c

@@ -2,7 +2,8 @@
  * extol.c [joke!]
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <stdbool.h>

c-programming/jokes/extol.modern.c

@@ -4,7 +4,8 @@
  * A modern C version of extol.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <stdbool.h>

c-programming/math/be_to_le_ptr.h

@@ -4,7 +4,8 @@
  * Useful for showing big-endian hexadecimal dumps on little-endian machines
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #define BE_TO_LE_PTR(base, size, i)                                           \

c-programming/math/opt_int_div.h

@@ -6,7 +6,8 @@
  * NOTE: This code will work only on a computer that uses bits.
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _OPT_INT_DIV_H

c-programming/math/opt_int_div.test.c

@@ -4,7 +4,8 @@
  * "Optimized integer division"
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "opt_int_div.h"

c-programming/mem/safe_mem.h

@@ -10,7 +10,8 @@
  * f=lib/memset_explicit.c;hb=refs/heads/stable-202301
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _SAFE_MEM_H

c-programming/mem/safe_mem.test.c

@@ -2,7 +2,8 @@
  * safe_mem.test.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <stdio.h>

c-programming/strings/asprintf.c

@@ -2,7 +2,8 @@
  * asprintf.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "asprintf.h"

c-programming/strings/asprintf.h

@@ -2,7 +2,8 @@
  * asprintf.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _ASPRINTF_H

c-programming/strings/portable_basename.c

@@ -2,7 +2,8 @@
  * portable_basename.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "portable_basename.h"

c-programming/strings/portable_basename.h

@@ -2,7 +2,8 @@
  * portable_basename.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _PORTABLE_BASENAME_H

c-programming/strings/portable_basename.test.c

@@ -4,7 +4,8 @@
  * Also compile `portable_basename.c` and `../benchmarking/clock_hr_microsec.c`
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include <inttypes.h>

c-programming/strings/str_replace.c

@@ -4,7 +4,8 @@
  * TODO: Add the ability to replace from the end
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "str_replace.h"

c-programming/strings/str_replace.h

@@ -2,7 +2,8 @@
  * str_replace.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _STR_REPLACE_H

c-programming/strings/string_case.c

@@ -2,7 +2,8 @@
  * string_case.c
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #include "string_case.h"

c-programming/strings/string_case.h

@@ -2,7 +2,8 @@
  * string_case.h
  *
  * Author: Intel A80486DX2-66
- * License: Unlicense
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #ifndef _STRING_CASE_H

c-programming/sys/cpuid_vendor_id.mod.c

@@ -7,7 +7,8 @@
  *
  * The following license information applies for the modifications:
  *     Author: Intel A80486DX2-66
- *     License: Unlicense
+ *     License: Creative Commons Zero 1.0 Universal or Unlicense
+ *     SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 #if !(defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || \

js-programming/busy-loop-delay.js

@@ -2,7 +2,8 @@
  * busy-loop-delay.js
  *
  * Author: Intel A80486DX2-66
- * License: Creative Commons Zero 1.0 Universal
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 let measureEpoch = () => Number(new Date())

js-programming/bytebeat-render.js

@@ -15,7 +15,8 @@
  * headers
  *
  * Author: Intel A80486DX2-66
- * License: Creative Commons Zero 1.0 Universal
+ * License: Creative Commons Zero 1.0 Universal or Unlicense
+ * SPDX-License-Identifier: CC0-1.0 OR Unlicense
  */
 
 const generateAudio = t => {

python-programming/BB_plus_watch_temp_files.py

@@ -7,7 +7,8 @@
 # The video game Baldi's Basics Plus is created by Basically Games
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 from dotenv import load_dotenv
 from os import environ, listdir, makedirs

python-programming/generate_C_lang_token.py

@@ -3,7 +3,8 @@
 # generate_C_lang_token.py
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 from random import choice
 from string import ascii_lowercase, ascii_uppercase, digits

python-programming/git_commit_simulator.py

@@ -5,7 +5,8 @@
 # TODO: Add interactive mode
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 from datetime import datetime
 from difflib import unified_diff

python-programming/oneliners/ASCII_to_CJK.py

@@ -3,7 +3,8 @@
 # ASCII_to_CJK.py
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 ASCII_to_CJK = {
     " ": "\u3000",

python-programming/oneliners/base64_text_decode.py

@@ -3,6 +3,7 @@
 # base64_text_decode.py
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 print(__import__("base64").b64decode(input()).decode())

python-programming/oneliners/get_unix_epoch_seconds.py

@@ -3,7 +3,8 @@
 # get_unix_epoch_seconds.py
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 print(__import__("math").floor(__import__("datetime").datetime.now().\
                                timestamp()))

python-programming/year_2038_bug.py

@@ -3,7 +3,8 @@
 # year_2038_bug.py
 #
 # Author: Intel A80486DX2-66
-# License: Unlicense
+# License: Creative Commons Zero 1.0 Universal or Unlicense
+# SPDX-License-Identifier: CC0-1.0 OR Unlicense
 
 from ctypes import c_int, sizeof
 from datetime import datetime, timedelta