build: for the bootstrap phase of a deb/rpm build pure-py mercurial is enough
When bootstrapping a deb/rpm build, packagelib.sh starts performing a local
build for the sole purpose of parsing the output of "hg version".
Then it "hg archive"s the source code, and builds everything again.
For that initial step, we are perfectly good in using a pure python mercurial,
without compiling the c modules (base85, bdiff, zstdlib, ...).
On my personal system, this cuts down 22 seconds for a package build (the
bootstrapping build goes from ~30 to ~8 seconds).
$ cat <<EOF >> $HGRCPATH
> [extensions]
> mq =
> [diff]
> nodates = true
> EOF
$ catpatch() {
> cat .hg/patches/$1.patch | sed -e "s/^diff \-r [0-9a-f]* /diff -r ... /" \
> -e "s/^\(# Parent \).*/\1/"
> }
$ catlog() {
> catpatch $1
> hg log --template "{rev}: {desc} - {author}\n"
> }
$ catlogd() {
> catpatch $1
> hg log --template "{rev}: {desc} - {author} - {date}\n"
> }
$ drop() {
> hg qpop
> hg qdel $1.patch
> }
$ runtest() {
> echo ==== init
> hg init a
> cd a
> hg qinit
>
>
> echo ==== qnew -d
> hg qnew -d '3 0' 1.patch
> catlogd 1
>
> echo ==== qref
> echo "1" >1
> hg add
> hg qref
> catlogd 1
>
> echo ==== qref -d
> hg qref -d '4 0'
> catlogd 1
>
>
> echo ==== qnew
> hg qnew 2.patch
> echo "2" >2
> hg add
> hg qref
> catlog 2
>
> echo ==== qref -d
> hg qref -d '5 0'
> catlog 2
>
> drop 2
>
>
> echo ==== qnew -d -m
> hg qnew -d '6 0' -m "Three" 3.patch
> catlogd 3
>
> echo ==== qref
> echo "3" >3
> hg add
> hg qref
> catlogd 3
>
> echo ==== qref -m
> hg qref -m "Drei"
> catlogd 3
>
> echo ==== qref -d
> hg qref -d '7 0'
> catlogd 3
>
> echo ==== qref -d -m
> hg qref -d '8 0' -m "Three (again)"
> catlogd 3
>
>
> echo ==== qnew -m
> hg qnew -m "Four" 4.patch
> echo "4" >4
> hg add
> hg qref
> catlog 4
>
> echo ==== qref -d
> hg qref -d '9 0'
> catlog 4
>
> drop 4
>
>
> echo ==== qnew with HG header
> hg qnew --config 'mq.plain=true' 5.patch
> hg qpop
> echo "# HG changeset patch" >>.hg/patches/5.patch
> echo "# Date 10 0" >>.hg/patches/5.patch
> hg qpush 2>&1 | grep 'Now at'
> catlogd 5
>
> echo ==== hg qref
> echo "5" >5
> hg add
> hg qref
> catlogd 5
>
> echo ==== hg qref -d
> hg qref -d '11 0'
> catlogd 5
>
>
> echo ==== qnew with plain header
> hg qnew --config 'mq.plain=true' -d '12 0' 6.patch
> hg qpop
> hg qpush 2>&1 | grep 'now at'
> catlog 6
>
> echo ==== hg qref
> echo "6" >6
> hg add
> hg qref
> catlogd 6
>
> echo ==== hg qref -d
> hg qref -d '13 0'
> catlogd 6
>
> drop 6
>
>
> echo ==== qnew -u
> hg qnew -u jane 6.patch
> echo "6" >6
> hg add
> hg qref
> catlog 6
>
> echo ==== qref -d
> hg qref -d '12 0'
> catlog 6
>
> drop 6
>
>
> echo ==== qnew -d
> hg qnew -d '13 0' 7.patch
> echo "7" >7
> hg add
> hg qref
> catlog 7
>
> echo ==== qref -u
> hg qref -u john
> catlogd 7
>
>
> echo ==== qnew
> hg qnew 8.patch
> echo "8" >8
> hg add
> hg qref
> catlog 8
>
> echo ==== qref -u -d
> hg qref -u john -d '14 0'
> catlog 8
>
> drop 8
>
>
> echo ==== qnew -m
> hg qnew -m "Nine" 9.patch
> echo "9" >9
> hg add
> hg qref
> catlog 9
>
> echo ==== qref -u -d
> hg qref -u john -d '15 0'
> catlog 9
>
> drop 9
>
>
> echo ==== "qpop -a / qpush -a"
> hg qpop -a
> hg qpush -a
> hg log --template "{rev}: {desc} - {author} - {date}\n"
> }
======= plain headers
$ echo "[mq]" >> $HGRCPATH
$ echo "plain=true" >> $HGRCPATH
$ mkdir sandbox
$ (cd sandbox ; runtest)
==== init
==== qnew -d
Date: 3 0
0: [mq]: 1.patch - test - 3.00
==== qref
adding 1
Date: 3 0
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test - 3.00
==== qref -d
Date: 4 0
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test - 4.00
==== qnew
adding 2
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - test
==== qref -d
Date: 5 0
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - test
popping 2.patch
now at: 1.patch
==== qnew -d -m
Date: 6 0
Three
1: Three - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref
adding 3
Date: 6 0
Three
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Three - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref -m
Date: 6 0
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Drei - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref -d
Date: 7 0
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Drei - test - 7.00
0: [mq]: 1.patch - test - 4.00
==== qref -d -m
Date: 8 0
Three (again)
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew -m
adding 4
Four
diff -r ... 4
--- /dev/null
+++ b/4
@@ -0,0 +1,1 @@
+4
2: Four - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -d
Date: 9 0
Four
diff -r ... 4
--- /dev/null
+++ b/4
@@ -0,0 +1,1 @@
+4
2: Four - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 4.patch
now at: 3.patch
==== qnew with HG header
popping 5.patch
now at: 3.patch
# HG changeset patch
# Date 10 0
2: imported patch 5.patch - test - 10.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref
adding 5
# HG changeset patch
# Date 10 0
# Parent
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
2: [mq]: 5.patch - test - 10.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref -d
# HG changeset patch
# Date 11 0
# Parent
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew with plain header
popping 6.patch
now at: 5.patch
now at: 6.patch
Date: 12 0
3: imported patch 6.patch - test
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== hg qref
adding 6
Date: 12 0
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - test - 12.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref -d
Date: 13 0
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - test - 13.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
popping 6.patch
now at: 5.patch
==== qnew -u
adding 6
From: jane
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - jane
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -d
From: jane
Date: 12 0
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - jane
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 6.patch
now at: 5.patch
==== qnew -d
adding 7
Date: 13 0
diff -r ... 7
--- /dev/null
+++ b/7
@@ -0,0 +1,1 @@
+7
3: [mq]: 7.patch - test
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u
From: john
Date: 13 0
diff -r ... 7
--- /dev/null
+++ b/7
@@ -0,0 +1,1 @@
+7
3: [mq]: 7.patch - john - 13.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew
adding 8
diff -r ... 8
--- /dev/null
+++ b/8
@@ -0,0 +1,1 @@
+8
4: [mq]: 8.patch - test
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u -d
From: john
Date: 14 0
diff -r ... 8
--- /dev/null
+++ b/8
@@ -0,0 +1,1 @@
+8
4: [mq]: 8.patch - john
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 8.patch
now at: 7.patch
==== qnew -m
adding 9
Nine
diff -r ... 9
--- /dev/null
+++ b/9
@@ -0,0 +1,1 @@
+9
4: Nine - test
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u -d
From: john
Date: 15 0
Nine
diff -r ... 9
--- /dev/null
+++ b/9
@@ -0,0 +1,1 @@
+9
4: Nine - john
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 9.patch
now at: 7.patch
==== qpop -a / qpush -a
popping 7.patch
popping 5.patch
popping 3.patch
popping 1.patch
patch queue now empty
applying 1.patch
applying 3.patch
applying 5.patch
applying 7.patch
now at: 7.patch
3: imported patch 7.patch - john - 13.00
2: imported patch 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: imported patch 1.patch - test - 4.00
$ rm -r sandbox
======= hg headers
$ echo "plain=false" >> $HGRCPATH
$ mkdir sandbox
$ (cd sandbox ; runtest)
==== init
==== qnew -d
# HG changeset patch
# Date 3 0
# Parent
0: [mq]: 1.patch - test - 3.00
==== qref
adding 1
# HG changeset patch
# Date 3 0
# Parent
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test - 3.00
==== qref -d
# HG changeset patch
# Date 4 0
# Parent
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test - 4.00
==== qnew
adding 2
# HG changeset patch
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - test
==== qref -d
# HG changeset patch
# Date 5 0
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - test
popping 2.patch
now at: 1.patch
==== qnew -d -m
# HG changeset patch
# Date 6 0
# Parent
Three
1: Three - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref
adding 3
# HG changeset patch
# Date 6 0
# Parent
Three
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Three - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref -m
# HG changeset patch
# Date 6 0
# Parent
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Drei - test - 6.00
0: [mq]: 1.patch - test - 4.00
==== qref -d
# HG changeset patch
# Date 7 0
# Parent
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Drei - test - 7.00
0: [mq]: 1.patch - test - 4.00
==== qref -d -m
# HG changeset patch
# Date 8 0
# Parent
Three (again)
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew -m
adding 4
# HG changeset patch
# Parent
Four
diff -r ... 4
--- /dev/null
+++ b/4
@@ -0,0 +1,1 @@
+4
2: Four - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -d
# HG changeset patch
# Date 9 0
# Parent
Four
diff -r ... 4
--- /dev/null
+++ b/4
@@ -0,0 +1,1 @@
+4
2: Four - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 4.patch
now at: 3.patch
==== qnew with HG header
popping 5.patch
now at: 3.patch
# HG changeset patch
# Date 10 0
2: imported patch 5.patch - test - 10.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref
adding 5
# HG changeset patch
# Date 10 0
# Parent
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
2: [mq]: 5.patch - test - 10.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref -d
# HG changeset patch
# Date 11 0
# Parent
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew with plain header
popping 6.patch
now at: 5.patch
now at: 6.patch
Date: 12 0
3: imported patch 6.patch - test
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== hg qref
adding 6
Date: 12 0
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - test - 12.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== hg qref -d
Date: 13 0
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - test - 13.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
popping 6.patch
now at: 5.patch
==== qnew -u
adding 6
# HG changeset patch
# User jane
# Parent
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - jane
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -d
# HG changeset patch
# User jane
# Date 12 0
# Parent
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
3: [mq]: 6.patch - jane
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 6.patch
now at: 5.patch
==== qnew -d
adding 7
# HG changeset patch
# Date 13 0
# Parent
diff -r ... 7
--- /dev/null
+++ b/7
@@ -0,0 +1,1 @@
+7
3: [mq]: 7.patch - test
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u
# HG changeset patch
# User john
# Date 13 0
# Parent
diff -r ... 7
--- /dev/null
+++ b/7
@@ -0,0 +1,1 @@
+7
3: [mq]: 7.patch - john - 13.00
2: [mq]: 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: [mq]: 1.patch - test - 4.00
==== qnew
adding 8
# HG changeset patch
# Parent
diff -r ... 8
--- /dev/null
+++ b/8
@@ -0,0 +1,1 @@
+8
4: [mq]: 8.patch - test
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u -d
# HG changeset patch
# User john
# Date 14 0
# Parent
diff -r ... 8
--- /dev/null
+++ b/8
@@ -0,0 +1,1 @@
+8
4: [mq]: 8.patch - john
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 8.patch
now at: 7.patch
==== qnew -m
adding 9
# HG changeset patch
# Parent
Nine
diff -r ... 9
--- /dev/null
+++ b/9
@@ -0,0 +1,1 @@
+9
4: Nine - test
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
==== qref -u -d
# HG changeset patch
# User john
# Date 15 0
# Parent
Nine
diff -r ... 9
--- /dev/null
+++ b/9
@@ -0,0 +1,1 @@
+9
4: Nine - john
3: [mq]: 7.patch - john
2: [mq]: 5.patch - test
1: Three (again) - test
0: [mq]: 1.patch - test
popping 9.patch
now at: 7.patch
==== qpop -a / qpush -a
popping 7.patch
popping 5.patch
popping 3.patch
popping 1.patch
patch queue now empty
applying 1.patch
applying 3.patch
applying 5.patch
applying 7.patch
now at: 7.patch
3: imported patch 7.patch - john - 13.00
2: imported patch 5.patch - test - 11.00
1: Three (again) - test - 8.00
0: imported patch 1.patch - test - 4.00
$ rm -r sandbox