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Makefile: extract script to massage Perl scripts
Extract the script to inject various build-time parameters into our Perl
scripts into a standalone script. This is done such that we can reuse it
in other build systems.
Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
authored by
Patrick Steinhardt
and committed by
Junio C Hamano
e4b48804
c2a3b847
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Makefile
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Makefile
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PERL_DEFINES += $(gitexecdir) $(perllibdir) $(localedir)
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$(SCRIPT_PERL_GEN): % : %.perl GIT-PERL-DEFINES GIT-PERL-HEADER GIT-VERSION-FILE
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$(QUIET_GEN) \
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sed -e '1{' \
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-e ' s|#!.*perl|#!$(PERL_PATH_SQ)|' \
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-e ' r GIT-PERL-HEADER' \
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-e ' G' \
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-e '}' \
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-e 's/@GIT_VERSION@/$(GIT_VERSION)/g' \
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$< >$@+ && \
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chmod +x $@+ && \
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$(SCRIPT_PERL_GEN): % : %.perl generate-perl.sh GIT-PERL-DEFINES GIT-PERL-HEADER GIT-VERSION-FILE
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$(QUIET_GEN)$(SHELL_PATH) generate-perl.sh ./GIT-BUILD-OPTIONS ./GIT-VERSION-FILE GIT-PERL-HEADER "$<" "$@+" && \
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mv $@+ $@
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PERL_DEFINES := $(subst $(space),:,$(PERL_DEFINES))
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contrib/buildsystems/CMakeLists.txt
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contrib/buildsystems/CMakeLists.txt
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endforeach()
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#perl scripts
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parse_makefile_for_scripts(git_perl_scripts "SCRIPT_PERL" ".perl")
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parse_makefile_for_scripts(git_perl_scripts "SCRIPT_PERL" "")
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#create perl header
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file(STRINGS ${CMAKE_SOURCE_DIR}/perl/header_templates/fixed_prefix.template.pl perl_header )
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string(REPLACE "@PATHSEP@" ":" perl_header "${perl_header}")
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string(REPLACE "@INSTLIBDIR@" "${INSTLIBDIR}" perl_header "${perl_header}")
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file(WRITE ${CMAKE_BINARY_DIR}/PERL-HEADER ${perl_header})
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add_custom_command(OUTPUT "${CMAKE_BINARY_DIR}/GIT-VERSION-FILE"
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COMMAND "${SH_EXE}" "${CMAKE_SOURCE_DIR}/GIT-VERSION-GEN"
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"${CMAKE_SOURCE_DIR}"
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"${CMAKE_SOURCE_DIR}/GIT-VERSION-FILE.in"
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"${CMAKE_BINARY_DIR}/GIT-VERSION-FILE"
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DEPENDS ${SH_EXE} "${CMAKE_SOURCE_DIR}/GIT-VERSION-GEN"
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"${CMAKE_SOURCE_DIR}/GIT-VERSION-FILE.in"
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VERBATIM)
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foreach(script ${git_perl_scripts})
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file(STRINGS ${CMAKE_SOURCE_DIR}/${script}.perl content NEWLINE_CONSUME)
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string(REPLACE "#!/usr/bin/perl" "#!/usr/bin/perl\n${perl_header}\n" content "${content}")
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string(REPLACE "@GIT_VERSION@" "${PROJECT_VERSION}" content "${content}")
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file(WRITE ${CMAKE_BINARY_DIR}/${script} ${content})
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string(REPLACE ".perl" "" perl_gen_path "${script}")
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add_custom_command(OUTPUT "${CMAKE_BINARY_DIR}/${perl_gen_path}"
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COMMAND "${SH_EXE}" "${CMAKE_SOURCE_DIR}/generate-perl.sh"
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"${CMAKE_BINARY_DIR}/GIT-BUILD-OPTIONS"
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"${CMAKE_BINARY_DIR}/GIT-VERSION-FILE"
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"${CMAKE_BINARY_DIR}/PERL-HEADER"
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"${CMAKE_SOURCE_DIR}/${script}"
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"${CMAKE_BINARY_DIR}/${perl_gen_path}"
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DEPENDS "${CMAKE_SOURCE_DIR}/generate-perl.sh"
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"${CMAKE_SOURCE_DIR}/${script}"
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"${CMAKE_BINARY_DIR}/GIT-BUILD-OPTIONS"
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"${CMAKE_BINARY_DIR}/GIT-VERSION-FILE"
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VERBATIM)
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list(APPEND perl_gen ${CMAKE_BINARY_DIR}/${perl_gen_path})
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endforeach()
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add_custom_target(perl-gen ALL DEPENDS ${perl_gen})
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#python script
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file(STRINGS ${CMAKE_SOURCE_DIR}/git-p4.py content NEWLINE_CONSUME)
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generate-perl.sh
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generate-perl.sh
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#!/bin/sh
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set -e
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if test $# -ne 5
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then
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echo >&2 "USAGE: $0 <GIT_BUILD_OPTIONS> <GIT_VERSION_FILE> <PERL_HEADER> <INPUT> <OUTPUT>"
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exit 1
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fi
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GIT_BUILD_OPTIONS="$1"
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GIT_VERSION_FILE="$2"
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PERL_HEADER="$3"
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INPUT="$4"
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OUTPUT="$5"
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. "$GIT_BUILD_OPTIONS"
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. "$GIT_VERSION_FILE"
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sed -e '1{' \
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-e " s|#!.*perl|#!$PERL_PATH|" \
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-e " r $PERL_HEADER" \
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-e ' G' \
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-e '}' \
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-e "s/@GIT_VERSION@/$GIT_VERSION/g" \
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"$INPUT" >"$OUTPUT"
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chmod a+x "$OUTPUT"