reproducible builds by obfusk · Pull Request #2390 · kivy/python-for-android (original) (raw)

NB: can be done in subsequent PRs.

NB: you need to export something like this in your build environment to get reproducible builds.

export LC_ALL := C export TZ := UTC export SOURCE_DATE_EPOCH := $(shell git log -1 --pretty=%ct) export PYTHONHASHSEED := $(SOURCE_DATE_EPOCH) export BUILD_DATE := (shellLCALL=CTZ=UTCdate+′(shell LC_ALL=C TZ=UTC date +'%b %e %Y' -d @(shellLCA​LL=CTZ=UTCdate+′(SOURCE_DATE_EPOCH)) export BUILD_TIME := (shellLCALL=CTZ=UTCdate+′(shell LC_ALL=C TZ=UTC date +'%H:%M:%S' -d @(shellLCA​LL=CTZ=UTCdate+′(SOURCE_DATE_EPOCH))

--- 1.apk
+++ 2.apk
├── zipinfo {}
│ @@ -1,17 +1,17 @@
│ -Zip file size: 86458780 bytes, number of entries: 15
│ +Zip file size: 86458783 bytes, number of entries: 15
│  -rw----     0.0 fat     3848 b- defN 80-000-00 00:00 AndroidManifest.xml
│  -rw----     2.4 fat       87 b- defN 80-000-00 00:00 META-INF/MANIFEST.MF
│  -rw----     2.4 fat 83167080 bx stor 80-000-00 00:00 assets/private.mp3
│  -rw----     2.4 fat    46652 b- defN 80-000-00 00:00 classes.dex
│  -rw----     2.4 fat  3266024 b- defN 80-000-00 00:00 lib/arm64-v8a/libcrypto1.1.so
│  -rw----     2.4 fat    55416 b- defN 80-000-00 00:00 lib/arm64-v8a/libffi.so
│  -rw----     2.4 fat    18440 b- defN 80-000-00 00:00 lib/arm64-v8a/libmain.so
│  -rw----     2.4 fat   739504 b- defN 80-000-00 00:00 lib/arm64-v8a/libpcre.so
│  -rw----     2.4 fat  3239808 b- defN 80-000-00 00:00 lib/arm64-v8a/libpython3.9.so
│  -rw----     2.4 fat  1215048 b- defN 80-000-00 00:00 lib/arm64-v8a/libsqlite3.so
│  -rw----     2.4 fat   749216 b- defN 80-000-00 00:00 lib/arm64-v8a/libssl1.1.so
│ --rw----     2.4 fat    11251 b- stor 80-000-00 00:00 res/drawable/icon.png
│ +-rw----     2.4 fat    11251 bx stor 80-000-00 00:00 res/drawable/icon.png
│  -rw----     2.4 fat    11584 bx stor 80-000-00 00:00 res/drawable/presplash.jpg
│  -rw----     0.0 fat      544 b- defN 80-000-00 00:00 res/layout/main.xml
│  -rw----     0.0 fat     1092 bx stor 80-000-00 00:00 resources.arsc
│ -15 files, 92525594 bytes uncompressed, 86456914 bytes compressed:  6.6%
│ +15 files, 92525594 bytes uncompressed, 86456903 bytes compressed:  6.6%
├── lib/arm64-v8a/libpython3.9.so
│ ├── objdump --line-numbers --disassemble --demangle --reloc --no-show-raw-insn --section=.text {}
│ │ @@ -190721,18 +190721,18 @@
│ │     sub     w13, w10, #0x1
│ │     cmp     w14, #0xff
│ │     b.ne    1b8ddc <PyUnicode_BuildEncodingMap@@Base+0x668>  // b.any
│ │     add     w16, w9, #0x1
│ │     strb    w9, [x20, x15]
│ │     mov     w14, w9
│ │     mov     w9, w16
│ │ -   and     w12, w12, #0x7f
│ │ -   and     w14, w14, #0xff
│ │ -   bfi     w12, w14, #7, #8
│ │ -   strb    w13, [x21, w12, uxtw]
│ │ +   and     x12, x12, #0x7f
│ │ +   and     x14, x14, #0xff
│ │ +   bfi     x12, x14, #7, #8
│ │ +   strb    w13, [x21, x12]
│ │     sxtw    x12, w10
│ │     cmp     x25, x12
│ │     add     w10, w10, #0x1
│ │     b.gt    1b8da0 <PyUnicode_BuildEncodingMap@@Base+0x62c>
│ │     b       1b87c4 <PyUnicode_BuildEncodingMap@@Base+0x50>
│ │  
│ │  00000000001b8e00 <_PyUnicode_EncodeCharmap@@Base>: