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prefix NimDestroyGlobals with nimMainPrefix (#24493)

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ref https://github.com/nim-lang/Nim/issues/24471

---------

Co-authored-by: metagn <metagngn@gmail.com>
(cherry picked from commit 3bee04d9f3)
This commit is contained in:
ringabout
2024-12-03 13:05:14 +08:00
committed by narimiran
parent aa5fc4af58
commit 4b4b97018b
2 changed files with 4 additions and 3 deletions
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5
compiler/cgen.nim
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@@ -2246,12 +2246,13 @@ proc updateCachedModule(m: BModule) =
addFileToCompile(m.config, cf)
proc generateLibraryDestroyGlobals(graph: ModuleGraph; m: BModule; body: PNode; isDynlib: bool): PSym =
let procname = getIdent(graph.cache, "NimDestroyGlobals")
let prefixedName = m.config.nimMainPrefix & "NimDestroyGlobals"
let procname = getIdent(graph.cache, prefixedName)
result = newSym(skProc, procname, m.idgen, m.module.owner, m.module.info)
result.typ = newProcType(m.module.info, m.idgen, m.module.owner)
result.typ.callConv = ccCDecl
incl result.flags, sfExportc
result.loc.snippet = "NimDestroyGlobals"
result.loc.snippet = prefixedName
if isDynlib:
incl(result.loc.flags, lfExportLib)

2
doc/backends.md
View File

@@ -249,7 +249,7 @@ which will likely make your program crash at runtime.
The name `NimMain` can be influenced via the `--nimMainPrefix:prefix` switch.
Use `--nimMainPrefix:MyLib` and the function to call is named `MyLibNimMain`.
When compiling to static or dynamic libraries, they don't call destructors of global variables as normal Nim programs would do. A C API `NimDestroyGlobals` is provided to call these global destructors.
When compiling to static or dynamic libraries, they don't call destructors of global variables as normal Nim programs would do. A C API `NimDestroyGlobals` is provided to call these global destructors. It is influenced by the `--nimMainPrefix:prefix` switch, too.
### Nim invocation example from C