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abi-provides: extract/parse the header file only once 

Don't depend on grep for bootstrapping issues.

Per pull-request #2 discussion.
This commit is contained in:
Pavel Raiskup 2017-11-02 08:50:53 +01:00
parent d21c2b8eb3
commit 45723c7a0a
1 changed files with 13 additions and 21 deletions
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34
gawk.spec
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@ -30,15 +30,6 @@
# For more info: https://fedoraproject.org/wiki/Packaging:Guidelines#PIE
%global _hardened_build 1
# Extract the API major & minor versions, so we can export them below:
%global gawk_api_major %%(tar -xf %{SOURCE0} gawk-%{version}/gawkapi.h --to-stdout | \
grep -i -e "gawk_api_major.*[[:digit:]]" | \
grep -o -e "[[:digit:]]")
%global gawk_api_minor %%(tar -xf %{SOURCE0} gawk-%{version}/gawkapi.h --to-stdout | \
grep -i -e "gawk_api_minor.*[[:digit:]]" | \
grep -o -e "[[:digit:]]")
# =============================================================================
Name: gawk
@ -58,7 +49,17 @@ Source3: LICENSE.BSD
Provides: /bin/awk
Provides: /bin/gawk
Provides: gawk(abi) = %{gawk_api_major}.%{gawk_api_minor}
# Extraction of API major & minor versions, so we can export them below. Put
# this below Source0 definition to have %%SOURCE0 defined.
%{expand:%(
tar xf %SOURCE0 '*/gawkapi.h' --to-stdout | \
while read line; do
set -- $line ;
[[ $2 =~ gawk_api_.*_version ]] && echo "%%global $2 $3"
done
)}
Provides: gawk(abi) = %{gawk_api_major_version}.%{gawk_api_minor_version}
# Safeguard to allow this package to be installed only on UsrMove enabled
# filesystem. More info: https://fedoraproject.org/wiki/Features/UsrMove
@ -68,7 +69,6 @@ Requires(preun): info
BuildRequires: ghostscript-core
BuildRequires: git
BuildRequires: grep
# Extending GAWK possibilities:
BuildRequires: libsigsegv-devel
@ -227,19 +227,11 @@ install -m 0644 -p doc/gawkinet.{pdf,ps} %{buildroot}%{_docdir}/%{name}
install -m 0755 -d %{buildroot}%{_rpmconfigdir}/macros.d
cat > %{buildroot}%{_rpmconfigdir}/macros.d/macros.gawk << _EOF
# Current API version:
%%gawk_api_version %{gawk_api_major}.%{gawk_api_minor}
%%gawk_api_major %{gawk_api_major}
%%gawk_api_minor %{gawk_api_minor}
# Next major API version which will be incopatible with current API:
%%gawk_api_major_next $((%{gawk_api_major} + 1)).0
# This macro will make sure that your current gawk extension
# is build against latest gawk API available in the buildroot:
%%gawk_abi_requires \\
Requires: gawk(abi) >= %%{gawk_api_version} \\
Requires: gawk(abi) < %%{gawk_api_major_next} \\
Requires: gawk(abi) >= %gawk_api_major_version.%gawk_api_minor_version \\
Requires: gawk(abi) < $(( %gawk_api_major_version + 1 )) \\
%%{nil}
_EOF