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authorAndrew Clayton <a.clayton@nginx.com>2024-09-06 03:17:54 +0100
committerAndrew Clayton <a.clayton@nginx.com>2024-09-06 03:17:54 +0100
commit516004de4170baf52f322c274efbccf0d9cc2a9c (patch)
treeb7a0f3deca1abeaa36aacd46f1235700893c94fa /c/wasi-http/0.2.0/env-var/Makefile
parent008f8b229e8e8d016d47c5b3cbf9b04324f03351 (diff)
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w-h/0.2.0: Add a new example program env-var
This shows how to get access to the environment variables and echos them back to the client. We need to include wasi:cli/environment@0.2.0 in the proxy world. Signed-off-by: Andrew Clayton <a.clayton@nginx.com>
Diffstat (limited to '')
-rw-r--r--c/wasi-http/0.2.0/env-var/Makefile29
1 files changed, 29 insertions, 0 deletions
diff --git a/c/wasi-http/0.2.0/env-var/Makefile b/c/wasi-http/0.2.0/env-var/Makefile
new file mode 100644
index 0000000..062aef4
--- /dev/null
+++ b/c/wasi-http/0.2.0/env-var/Makefile
@@ -0,0 +1,29 @@
+# Look for wasi-sysroot in some common places, falling back
+# to provided WASI_SYSROOT
+ifneq ("$(wildcard /usr/wasm32-wasi)", "")
+ # Fedora
+ WASI_SYSROOT ?= /usr/wasm32-wasi
+endif
+
+export WASI_SYSROOT
+
+CC = clang
+CFLAGS = -Wall -Wextra --target=wasm32-wasi --sysroot=$(WASI_SYSROOT)
+LDFLAGS = -Wl,--no-entry,--export=__heap_base,--export=__data_end,--export=malloc,--export=free,--stack-first,-z,stack-size=$$((8*1024*1024)) -mexec-model=reactor --rtlib=compiler-rt
+
+all: component.wasm
+
+bindgen:
+ /home/andrew/src/c/wasm/git/wit-bindgen/target/release/wit-bindgen c ../../wit/wasi-http/0.2.0 --autodrop-borrows yes --world proxy
+ /home/andrew/src/c/wasm/git/wit-bindgen/target/release/wit-bindgen markdown ../../wit/wasi-http/0.2.0 --world proxy
+
+.PHONY:
+module.wasm: bindgen
+ $(CC) $(CFLAGS) $(LDFLAGS) -o $@ proxy.c proxy_component_type.o component.c
+
+.PHONY:
+component.wasm: module.wasm
+ /home/andrew/src/c/wasm/git/wasm-tools/target/release/wasm-tools component new module.wasm --adapt ../../adaptors/24.0.0/wasi_snapshot_preview1.reactor.wasm -o component.wasm
+
+clean:
+ rm -f component.wasm module.wasm proxy*