4 files changed, 48 insertions, 11 deletions
diff --git a/tools/niminst/buildsh.nimf b/tools/niminst/buildsh.nimf
index 6b99c49ee..063a02779 100644
--- a/tools/niminst/buildsh.nimf
+++ b/tools/niminst/buildsh.nimf
@@ -122,6 +122,7 @@ case $uos in
   *netbsd* )
     myos="netbsd"
     LINK_FLAGS="$LINK_FLAGS -lm"
+    ucpu=`uname -p`
     ;;
   *darwin* )
     myos="macosx"
diff --git a/tools/niminst/debcreation.nim b/tools/niminst/debcreation.nim
index d0f46fa52..219cb44ce 100644
--- a/tools/niminst/debcreation.nim
+++ b/tools/niminst/debcreation.nim
@@ -9,6 +9,10 @@
 
 import osproc, times, os, strutils
 
+
+when defined(nimPreviewSlimSystem):
+  import std/[assertions, syncio]
+
 # http://www.debian.org/doc/manuals/maint-guide/
 
 # Required files for debhelper.
diff --git a/tools/niminst/makefile.nimf b/tools/niminst/makefile.nimf
index a1f3fa977..002bc0592 100644
--- a/tools/niminst/makefile.nimf
+++ b/tools/niminst/makefile.nimf
@@ -16,6 +16,7 @@ endif
 
 target := ?{"$(binDir)/" & toLowerAscii(c.name)}
 
+
 ucpu := $(shell sh -c 'uname -m | tr "[:upper:]" "[:lower:]"')
 ifeq ($(OS),Windows_NT)
   uos := windows
@@ -44,6 +45,7 @@ endif
 ifeq ($(uos),netbsd)
   myos = netbsd
   LDFLAGS += -lm
+  ucpu = $(shell sh -c 'uname -p')
 endif
 ifeq ($(uos),darwin)
   myos = macosx
@@ -103,9 +105,18 @@ endif
 ifeq ($(ucpu),x86_64)
   mycpu = amd64
 endif
+ifeq ($(ucpu),parisc64)
+  mycpu = hppa
+endif
+ifeq ($(ucpu),s390x)
+  mycpu = s390x
+endif
 ifeq ($(ucpu),sparc)
   mycpu = sparc
 endif
+ifeq ($(ucpu),sparc64)
+  mycpu = sparc64
+endif
 ifeq ($(ucpu),sun)
   mycpu = sparc
 endif
@@ -131,7 +142,7 @@ ifeq ($(ucpu),powerpc)
   endif
 endif
 ifeq ($(ucpu),ppc)
-  mycpu = ppc
+   mycpu = powerpc
 endif
 ifneq (,$(filter $(ucpu), mips mips64))
   mycpu = $(shell /bin/sh -c '"$(CC)" -dumpmachine | sed "s/-.*//"')
@@ -163,6 +174,9 @@ endif
 ifeq ($(ucpu),aarch64)
   mycpu = arm64
 endif
+ifeq ($(ucpu),arm64)
+  mycpu = arm64
+endif
 ifeq ($(ucpu),riscv64)
   mycpu = riscv64
 endif
diff --git a/tools/niminst/niminst.nim b/tools/niminst/niminst.nim
index d81b98be9..40ee79814 100644
--- a/tools/niminst/niminst.nim
+++ b/tools/niminst/niminst.nim
@@ -8,8 +8,15 @@
 #
 
 import
-  os, strutils, parseopt, parsecfg, strtabs, streams, debcreation,
-  std / sha1
+  os, strutils, parseopt, parsecfg, strtabs, streams, debcreation
+
+import ../../dist/checksums/src/checksums/sha1
+
+when defined(nimPreviewSlimSystem):
+  import std/syncio
+
+when not defined(nimHasEffectsOf):
+  {.pragma: effectsOf.}
 
 const
   maxOS = 20 # max number of OSes
@@ -161,11 +168,11 @@ proc parseCmdLine(c: var ConfigData) =
     next(p)
     var kind = p.kind
     var key = p.key
-    var val = p.val.string
+    var val = p.val
     case kind
     of cmdArgument:
       if c.actions == {}:
-        for a in split(normalize(key.string), {';', ','}):
+        for a in split(normalize(key), {';', ','}):
           case a
           of "csource": incl(c.actions, actionCSource)
           of "scripts": incl(c.actions, actionScripts)
@@ -176,11 +183,11 @@ proc parseCmdLine(c: var ConfigData) =
           of "deb": incl(c.actions, actionDeb)
           else: quit(Usage)
       else:
-        c.infile = addFileExt(key.string, "ini")
-        c.nimArgs = cmdLineRest(p).string
+        c.infile = addFileExt(key, "ini")
+        c.nimArgs = cmdLineRest(p)
         break
     of cmdLongOption, cmdShortOption:
-      case normalize(key.string)
+      case normalize(key)
       of "help", "h":
         stdout.write(Usage)
         quit(0)
@@ -198,7 +205,7 @@ proc parseCmdLine(c: var ConfigData) =
   if c.infile.len == 0: quit(Usage)
   if c.mainfile.len == 0: c.mainfile = changeFileExt(c.infile, "nim")
 
-proc eqT(a, b: string; t: proc (a: char): char{.nimcall.}): bool =
+proc eqT(a, b: string; t: proc (a: char): char {.nimcall.}): bool {.effectsOf: t.} =
   ## equality under a transformation ``t``. candidate for the stdlib?
   var i = 0
   var j = 0
@@ -508,6 +515,17 @@ template gatherFiles(fun, libpath, outDir) =
     # commenting out for now, see discussion in https://github.com/nim-lang/Nim/pull/13413
     # copySrc(libpath / "lib/wrappers/linenoise/linenoise.h")
 
+proc exe(f: string): string =
+  result = addFileExt(f, ExeExt)
+  when defined(windows):
+    result = result.replace('/','\\')
+
+proc findNim(): string =
+  let nim = "nim".exe
+  result = quoteShell("bin" / nim)
+  if not fileExists(result):
+    result = "nim"
+
 proc srcdist(c: var ConfigData) =
   let cCodeDir = getOutputDir(c) / "c_code"
   if not dirExists(cCodeDir): createDir(cCodeDir)
@@ -526,10 +544,10 @@ proc srcdist(c: var ConfigData) =
       var dir = getOutputDir(c) / buildDir(osA, cpuA)
       if dirExists(dir): removeDir(dir)
       createDir(dir)
-      var cmd = ("nim compile -f --symbolfiles:off --compileonly " &
+      var cmd = ("$# compile -f --incremental:off --compileonly " &
                  "--gen_mapping --cc:gcc --skipUserCfg" &
                  " --os:$# --cpu:$# $# $#") %
-                 [osname, cpuname, c.nimArgs, c.mainfile]
+                 [findNim(), osname, cpuname, c.nimArgs, c.mainfile]
       echo(cmd)
       if execShellCmd(cmd) != 0:
         quit("Error: call to nim compiler failed")