parent
bf0b22ff02
commit
eafc69b131
|
@ -103,6 +103,9 @@ in {
|
||||||
|
|
||||||
./nixbuild.patch
|
./nixbuild.patch
|
||||||
# Load libraries at runtime by absolute path
|
# Load libraries at runtime by absolute path
|
||||||
|
|
||||||
|
./extra-mangling.patch
|
||||||
|
# Mangle store paths of modules to prevent runtime dependence.
|
||||||
] ++ lib.optional (!stdenv.hostPlatform.isWindows) ./toLocation.patch;
|
] ++ lib.optional (!stdenv.hostPlatform.isWindows) ./toLocation.patch;
|
||||||
|
|
||||||
configurePhase = ''
|
configurePhase = ''
|
||||||
|
|
48
pkgs/development/compilers/nim/extra-mangling.patch
Normal file
48
pkgs/development/compilers/nim/extra-mangling.patch
Normal file
|
@ -0,0 +1,48 @@
|
||||||
|
diff --git a/compiler/modulepaths.nim b/compiler/modulepaths.nim
|
||||||
|
index e80ea3fa6..8ecf27a85 100644
|
||||||
|
--- a/compiler/modulepaths.nim
|
||||||
|
+++ b/compiler/modulepaths.nim
|
||||||
|
@@ -70,6 +70,13 @@ proc checkModuleName*(conf: ConfigRef; n: PNode; doLocalError=true): FileIndex =
|
||||||
|
else:
|
||||||
|
result = fileInfoIdx(conf, fullPath)
|
||||||
|
|
||||||
|
+proc rot13(result: var string) =
|
||||||
|
+ for i, c in result:
|
||||||
|
+ case c
|
||||||
|
+ of 'a'..'m', 'A'..'M': result[i] = char(c.uint8 + 13)
|
||||||
|
+ of 'n'..'z', 'N'..'Z': result[i] = char(c.uint8 - 13)
|
||||||
|
+ else: discard
|
||||||
|
+
|
||||||
|
proc mangleModuleName*(conf: ConfigRef; path: AbsoluteFile): string =
|
||||||
|
## Mangle a relative module path to avoid path and symbol collisions.
|
||||||
|
##
|
||||||
|
@@ -78,9 +85,11 @@ proc mangleModuleName*(conf: ConfigRef; path: AbsoluteFile): string =
|
||||||
|
##
|
||||||
|
## Example:
|
||||||
|
## `foo-#head/../bar` becomes `@foo-@hhead@s..@sbar`
|
||||||
|
- "@m" & relativeTo(path, conf.projectPath).string.multiReplace(
|
||||||
|
+ result = "@m" & relativeTo(path, conf.projectPath).string.multiReplace(
|
||||||
|
{$os.DirSep: "@s", $os.AltSep: "@s", "#": "@h", "@": "@@", ":": "@c"})
|
||||||
|
+ rot13(result)
|
||||||
|
|
||||||
|
proc demangleModuleName*(path: string): string =
|
||||||
|
## Demangle a relative module path.
|
||||||
|
result = path.multiReplace({"@@": "@", "@h": "#", "@s": "/", "@m": "", "@c": ":"})
|
||||||
|
+ rot13(result)
|
||||||
|
diff --git a/compiler/msgs.nim b/compiler/msgs.nim
|
||||||
|
index 3f386cc61..054f7f647 100644
|
||||||
|
--- a/compiler/msgs.nim
|
||||||
|
+++ b/compiler/msgs.nim
|
||||||
|
@@ -659,8 +659,10 @@ proc uniqueModuleName*(conf: ConfigRef; fid: FileIndex): string =
|
||||||
|
for i in 0..<trunc:
|
||||||
|
let c = rel[i]
|
||||||
|
case c
|
||||||
|
- of 'a'..'z':
|
||||||
|
- result.add c
|
||||||
|
+ of 'a'..'m':
|
||||||
|
+ result.add char(c.uint8 + 13)
|
||||||
|
+ of 'n'..'z':
|
||||||
|
+ result.add char(c.uint8 - 13)
|
||||||
|
of {os.DirSep, os.AltSep}:
|
||||||
|
result.add 'Z' # because it looks a bit like '/'
|
||||||
|
of '.':
|
Loading…
Reference in a new issue