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Implemented epics read/write

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This commit is contained in:
Martino Ferrari
2026-04-27 12:42:10 +02:00
parent b76b7f0ba8
commit 1bda25454b
32 changed files with 1553 additions and 281 deletions
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Makefile
+38 -5
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@@ -42,13 +42,46 @@ $(BINARY): $(GO_SRCS) $(FRONTEND_OUT)
go build -ldflags="-s -w" -o $(BINARY) ./cmd/uopi
# Build with EPICS Channel Access support.
# Requires EPICS Base and:
# EPICS_BASE=/path/to/epics/base
# CGO_CFLAGS="-I$$EPICS_BASE/include -I$$EPICS_BASE/include/os/Linux"
# CGO_LDFLAGS="-L$$EPICS_BASE/lib/linux-x86_64 -lca -lCom"
#
# Auto-detection: if EPICS_BASE is set in the environment, CGO flags are
# derived automatically. Override any variable on the command line:
#
# make backend-epics EPICS_BASE=/path/to/epics/base EPICS_ARCH=linux-x86_64
#
# If EPICS_BASE is not set, set it to the directory that contains
# include/cadef.h and lib/<arch>/libca.so.
EPICS_BASE ?= $(EPICS_BASE)
# Detect host arch from EPICS startup script if not provided.
EPICS_ARCH ?= $(shell \
if [ -x "$(EPICS_BASE)/startup/EpicsHostArch" ]; then \
"$(EPICS_BASE)/startup/EpicsHostArch"; \
elif [ -x "$(EPICS_BASE)/lib" ]; then \
ls "$(EPICS_BASE)/lib" | grep linux | head -1; \
else \
echo "linux-x86_64"; \
fi)
EPICS_CGO_CFLAGS ?= -I$(EPICS_BASE)/include -I$(EPICS_BASE)/include/os/Linux -I$(EPICS_BASE)/include/compiler/gcc
EPICS_CGO_LDFLAGS ?= -L$(EPICS_BASE)/lib/$(EPICS_ARCH) -lca -lCom -Wl,-rpath,$(EPICS_BASE)/lib/$(EPICS_ARCH)
backend-epics: $(FRONTEND_OUT)
@if [ -z "$(EPICS_BASE)" ]; then \
echo "ERROR: EPICS_BASE is not set."; \
echo " export EPICS_BASE=/path/to/epics/base"; \
echo " then re-run: make backend-epics"; \
exit 1; \
fi
@echo "Building with EPICS support"
@echo " EPICS_BASE = $(EPICS_BASE)"
@echo " EPICS_ARCH = $(EPICS_ARCH)"
@mkdir -p dist
CGO_ENABLED=1 go build -tags epics -ldflags="-s -w" -o $(BINARY) ./cmd/uopi
CGO_ENABLED=1 \
CGO_CFLAGS="$(EPICS_CGO_CFLAGS)" \
CGO_LDFLAGS="$(EPICS_CGO_LDFLAGS)" \
go build -tags epics -ldflags="-s -w" -o $(BINARY) ./cmd/uopi
@echo "Built: $(BINARY) (EPICS CA enabled)"
# Unstripped binary for debugging
backend-debug: $(FRONTEND_OUT)