How are you invoking CMake? I ran cmake . && make -j12 just now and confirmed that it produced libprotobuf.a.
On Wed, Mar 27, 2024 at 11:53 PM Claus Volko <[email protected]> wrote: > My problem is that when I compile a project using Visual C++, no archive > file (file with extension .a) is created. But I would need one. > > I tried building the files from the source code of Google's protobuf, > version 25.3, using cmake but it did not produce the file libprotobuf.a. I > need this file for a project I downloaded from GitHub, namely > https://github.com/retroplasma/earth-reverse-engineering. It contains a > build script that looks like this: > #!/bin/sh > > if [ "$1" == "emscripten" ]; then > source config_emscripten.sh > echo build: emscripten > pwd="$(pwd)" && cd .. && $EMSCRIPTEN_PROTOBUF_EXE --cpp_out=client > proto/rocktree.proto && cd "$pwd" > cd crn && emcc -std=c++14 -c crn.cc -w && cd .. > > emcc -Iinclude main.cpp -O2 -std=c++14 -I. -I./eigen/ \ > -I$EMSCRIPTEN_PROTOBUF_SRC $EMSCRIPTEN_PROTOBUF_LIB crn/crn.o \ > -s USE_SDL=2 -s FETCH=1 -s TOTAL_MEMORY=1073741824 -s USE_PTHREADS=1 -s > PTHREAD_POOL_SIZE=4 \ > -o main.html > else > echo build: native > pwd="$(pwd)" && cd .. && protoc --cpp_out=client proto/rocktree.proto && > cd "$pwd" > cd crn && g++ -std=c++14 -c crn.cc -w && cd .. > > CFLAGS="--std=c++14 -g -I. `pkg-config --cflags sdl2 protobuf` -I./eigen/" > LDFLAGS="`pkg-config --libs sdl2 protobuf` crn/crn.o" > if [ `uname` = "Darwin" ]; then > CFLAGS="$CFLAGS `pkg-config --cflags glew`" > LDFLAGS="$LDFLAGS `pkg-config --static --libs glew` -framework OpenGL" > echo "$CFLAGS" > echo "$LDFLAGS" > else > CFLAGS="$CFLAGS -Igl2/include" > LDFLAGS="$LDFLAGS -lGL -lm -ldl" > fi > c++ $CFLAGS main.cpp $LDFLAGS -o main > fi > > where config_emscripten.sh reads as follows: > > #!/bin/bash > > EMSCRIPTEN_PROTOBUF_SRC="$(echo ~)/Downloads/protobuf/src" > EMSCRIPTEN_PROTOBUF_LIB="$(echo > ~)/Downloads/protobuf/src/.libs/libprotobuf.a" > EMSCRIPTEN_PROTOBUF_EXE="$(echo > ~)/Downloads/protoc-3.9.2-osx-x86_64/bin/protoc" > > So I need libprotobuf.a to build the emscripten version of the project. > > Could anybody please give me instructions how to build libprotobuf.a? What > C++ compiler/linker creates files of this type? > > > On Wednesday, March 27, 2024 at 8:33:03 AM UTC+1 Claus Volko wrote: > >> I tried building the files from the source code using cmake but it did >> not produce the file libprotobuf.a. I need this file for a project I >> downloaded from GitHub. Also, it seems that the latest version of protobuf >> is not supported by this project but I guess it should work with v25.3. >> >> Could anybody please give me instructions how to build libprotobuf.a or >> directly send me the file? Thank you very much in advance. >> > -- > You received this message because you are subscribed to the Google Groups > "Protocol Buffers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/protobuf/71cfd831-69fc-42e4-b1a9-e727e872815fn%40googlegroups.com > <https://groups.google.com/d/msgid/protobuf/71cfd831-69fc-42e4-b1a9-e727e872815fn%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Protocol Buffers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/protobuf/CADqAXr66E7zXiejQkUspQRYVdH2JfshnDb8BAcENjbnW3jMtxA%40mail.gmail.com.
