From 44cf9c6d2d274eac37502e835155f7e985f1b8e6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 7 Aug 2024 15:30:08 +0200
Subject: Adding upstream version 1.22.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 man/dpkg-buildpackage.pod | 33 ++++++++++++++++++++++++---------
 1 file changed, 24 insertions(+), 9 deletions(-)

(limited to 'man/dpkg-buildpackage.pod')

diff --git a/man/dpkg-buildpackage.pod b/man/dpkg-buildpackage.pod
index f90471d..402c296 100644
--- a/man/dpkg-buildpackage.pod
+++ b/man/dpkg-buildpackage.pod
@@ -27,13 +27,16 @@ dpkg-buildpackage - build binary or source packages from sources
 
 =head1 SYNOPSIS
 
-B<dpkg-buildpackage>
-[I<option>...]
+B<dpkg-buildpackage> [I<option>...] [B<-->] [I<filename>.dsc|I<directory>]
 
 =head1 DESCRIPTION
 
 B<dpkg-buildpackage>
 is a program that automates the process of building a Debian package.
+
+The I<filename>.dsc and I<directory> arguments are supported since dpkg 1.22.7.
+Their semantics are experimental.
+
 It
 consists of the following steps:
 
@@ -42,6 +45,10 @@ consists of the following steps:
 =item B<1.>
 
 It runs the B<preinit> hook before reading any source file.
+If a B<.dsc> file has been specified it unpacks it anew and
+changes directory to it,
+if a I<directory> has been specified it changes directory to it,
+otherwise it expects the current directory to contain the source tree.
 It prepares the build environment by setting various environment
 variables (see B<ENVIRONMENT>), runs the B<init> hook, and calls
 B<dpkg-source --before-build> (unless B<-T> or B<--target>
@@ -65,7 +72,8 @@ is specified).
 
 It runs the B<source> hook and calls B<dpkg-source -b> to generate
 the source package (if a B<source> build has been requested with
-B<--build> or equivalent options).
+B<--build> or equivalent options,
+and if no B<.dsc> has been specified).
 
 =item B<5.>
 
@@ -87,6 +95,9 @@ It runs the B<buildinfo>
 hook and calls B<dpkg-genbuildinfo> to generate a B<.buildinfo> file.
 Several B<dpkg-buildpackage> options are forwarded to
 B<dpkg-genbuildinfo>.
+If a I<.dsc> has been specified,
+then it will be referenced in the generated B<.buildinfo> file,
+as we can ascertain the provenance of the source tree.
 
 =item B<7.>
 
@@ -142,6 +153,11 @@ is specified).
 
 =item B<12.>
 
+If a B<.dsc> file has been specified,
+it removes the extracted source directory.
+
+=item B<13.>
+
 It runs the B<done> hook.
 
 =back
@@ -515,7 +531,8 @@ of options that will passed to the B<dpkg-source> call.
 =item B<build>
 
 Gets B<DPKG_BUILDPACKAGE_HOOK_BUILD_TARGET> with the name of the
-B<debian/rules> build target called, but only if called.
+B<debian/rules> build target called.
+Before dpkg 1.22.7 the variable was only set if the target was called.
 
 =item B<binary>
 
@@ -908,12 +925,10 @@ This is no longer the case.
 
 B<dpkg-buildpackage> is using the B<build-arch> and
 B<build-indep> targets since dpkg 1.16.2.
+Before dpkg 1.22.7,
+there was code to try to detect the missing targets and fallback on the
+B<build> target.
 Those targets are thus mandatory.
-But to avoid breakages of existing packages, and ease
-the transition, if the source package does not build both architecture
-independent and dependent binary packages (since dpkg 1.18.8) it will
-fallback to use the B<build> target if B<make -f debian/rules -qn>
-I<build-target> returns 2 as exit code.
 
 =head1 SECURITY
 
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