Allow rpmbuild to only check build dependencies

without building anything if everything is ok. This is similar to the
-br, -tr, -rr family of commands that run the dynamic build dependency
generator and check for missing build requires.

But the newly added -bd,-td,-rd will only create the buildreqs.nosrc.rpm
package on missing dynamic build requirements and nothing else. This is
a much cheaper operation for packages with large sources where creating
a source rpm needlessly may be undesired.

For now there is no way to skip the creation of the buildreqs.nosrc.rpm
package. But it is cheap to create for reasonable amounts of build
requires.

Co-authored-by: Florian Festi <ffesti@redhat.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/docs/man/rpmbuild.8.md b/docs/man/rpmbuild.8.md
index 2c36fbfed..09efa6426 100644
--- a/docs/man/rpmbuild.8.md
+++ b/docs/man/rpmbuild.8.md
@@ -15,13 +15,13 @@ SYNOPSIS
 BUILDING PACKAGES:
 ------------------
 
-**rpmbuild** {**-ba\|-bb\|-bp\|-bc\|-bi\|-bl\|-bs\|-br**}
+**rpmbuild** {**-ba\|-bb\|-bp\|-bc\|-bi\|-bl\|-bs\|-br\|-bd**}
 \[**rpmbuild-options**\] *SPECFILE \...*
 
-**rpmbuild** {**-ra\|-rb\|-rp\|-rc\|-ri\|-rl\|-rs\|-rr**}
+**rpmbuild** {**-ra\|-rb\|-rp\|-rc\|-ri\|-rl\|-rs\|-rr\|-rd**}
 \[**rpmbuild-options**\] *SOURCEPACKAGE \...*
 
-**rpmbuild** {**-ta\|-tb\|-tp\|-tc\|-ti\|-tl\|-ts\|-tr**}
+**rpmbuild** {**-ta\|-tb\|-tp\|-tc\|-ti\|-tl\|-ts\|-tr\|-td**}
 \[**rpmbuild-options**\] *TARBALL \...*
 
 **rpmbuild** {**\--rebuild\|\--recompile**} *SOURCEPKG \...*
@@ -192,6 +192,11 @@ all the stages preceding it), and is one of:
     be used to fully resolve dynamic build dependencies. See the DYNAMIC
     BUILD DEPENDENCIES section for details.
 
+**-bd**
+
+:   Check dynamic build dependencies and build the .buildreqs.nosrc.rpm
+    package if any are missing. Don't build anything else.
+
 The following options may also be used:
 
 **\--buildroot ***DIRECTORY*