Fix environment variable init to exit successfully. (#159)

sunfishcode · web-flow · commit 1fad33890a5e · 2020-01-14T09:56:58.000-08:00
This fixes bytecodealliance/wasmtime#783.
diff --git a/libc-bottom-half/sources/__environ.c b/libc-bottom-half/sources/__environ.c
@@ -59,6 +59,7 @@ static void __wasilibc_populate_environ(void) {
     }
 
     __environ = environ_ptrs;
+    return;
 oserr:
     _Exit(EX_OSERR);
 software:

Original file line number	Diff line number	Diff line change
`@@ -59,6 +59,7 @@ static void __wasilibc_populate_environ(void) {`
`59`	`59`	`}`
`60`	`60`
`61`	`61`	`__environ = environ_ptrs;`
	`62`	`+ return;`
`62`	`63`	`oserr:`
`63`	`64`	`_Exit(EX_OSERR);`
`64`	`65`	`software:`