87 lines
3.1 KiB
Bash
Executable File
87 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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cd "$(dirname "$0")"
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cd ..
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BUILDMODE=${2:-"debug"}
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OPT_FLAG="O0"
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GF="uce_fastcgi"
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mkdir bin > /dev/null 2>&1
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mkdir bin/tmp > /dev/null 2>&1
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mkdir bin/assets > /dev/null 2>&1
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mkdir work > /dev/null 2>&1
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COMPILER="clang++"
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# -rdynamic is a link-time flag (exports the binary's symbols so dlopen'd .uce
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# units resolve the runtime against it); the -c compiles below do not need it.
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FLAGS="-g -w -Wall -$OPT_FLAG -std=c++20 -fpermissive -ffast-math"
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# Wasmtime C++ API — needed only by the wasm backend object (src/wasm).
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WASMTIME_HOME=${WASMTIME_HOME:-/opt/wasmtime}
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WASM_FLAGS="-I$WASMTIME_HOME/include"
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WASM_LIBS="-L$WASMTIME_HOME/lib -Wl,-rpath,$WASMTIME_HOME/lib -lwasmtime"
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LIBS="-ldl -lm -lpthread -lpcre2-8 `mysql_config --cflags --libs` $WASM_LIBS"
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SRCFLAGS="-D EXEC_NAME=\"$GF\" -D PLATFORM_NAME=\"linux\""
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# The runtime is split into separately-compiled objects so an edit to one
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# module no longer recompiles the others (notably: editing the wasm backend
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# does not recompile the rest, and vendored SQLite is built once):
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# bin/sqlite3.o vendored SQLite amalgamation (depends only on its own source)
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# bin/wasm.o wasm backend + worker + wasmtime.hh (src/wasm)
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# bin/main.o linux_fastcgi.cpp + the uce_lib core amalgamation
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# All link into the single -rdynamic binary, so the dlopen unit model is
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# unchanged. Delete bin/*.o to force a clean rebuild.
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# Rebuild $1 if it is missing or anything under the remaining find-args is newer.
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needs_rebuild() {
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local obj="$1"; shift
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[ ! -f "$obj" ] && return 0
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[ -n "$(find "$@" -newer "$obj" -print -quit 2>/dev/null)" ] && return 0
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return 1
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}
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# SQLite: vendored C, depends only on its own source (not our headers).
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if needs_rebuild bin/sqlite3.o src/3rdparty/sqlite/sqlite3.c src/3rdparty/sqlite/sqlite3.h; then
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echo "Compiling SQLite..."
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clang -g -O2 -fPIC \
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-DSQLITE_THREADSAFE=1 \
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-DSQLITE_OMIT_LOAD_EXTENSION=1 \
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-DSQLITE_DQS=0 \
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-DSQLITE_DEFAULT_FOREIGN_KEYS=1 \
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-DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1 \
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-c src/3rdparty/sqlite/sqlite3.c -o bin/sqlite3.o 2>&1 || exit 1
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else
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echo "Reusing bin/sqlite3.o"
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fi
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# wasm backend object: the wasm sources plus the lib headers it includes for
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# declarations (not the lib .cpp — those are compiled into main.o).
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if needs_rebuild bin/wasm.o src/wasm src/lib/*.h; then
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echo "Compiling wasm backend..."
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time -p $COMPILER -c src/wasm/wasm_module.cpp $SRCFLAGS $FLAGS $WASM_FLAGS -o bin/wasm.o 2>&1 || exit 1
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else
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echo "Reusing bin/wasm.o"
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fi
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# main object: the FastCGI entrypoint + the uce_lib core amalgamation. Depends
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# on linux_fastcgi.cpp, the whole lib tree, fcgicc, and the wasm backend header
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# (its only view of the wasm object) — but not the wasm .cpp sources.
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if needs_rebuild bin/main.o src/linux_fastcgi.cpp src/lib src/fastcgi src/wasm/backend.h; then
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echo "Compiling main..."
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time -p $COMPILER -c src/linux_fastcgi.cpp $SRCFLAGS $FLAGS -o bin/main.o 2>&1 || exit 1
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else
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echo "Reusing bin/main.o"
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fi
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echo "Linking..."
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$COMPILER -rdynamic bin/main.o bin/wasm.o bin/sqlite3.o $FLAGS $LIBS -o bin/$GF.linux.bin 2>&1
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if [ $? -eq 0 ]
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then
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ls -lh bin/ | grep $GF
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exit 0
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else
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exit 1
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fi
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