Update Nim to search for Nimble packages in "pkg2"

Related to nim-lang/nimble#127

Author: bobeff

compiler/commands.nim

@@ -520,7 +520,7 @@ proc processSwitch*(switch, arg: string, pass: TCmdLinePass, info: TLineInfo;
       var path = processPath(conf, arg, info, notRelativeToProj=true)
       let nimbleDir = AbsoluteDir getEnv("NIMBLE_DIR")
       if not nimbleDir.isEmpty and pass == passPP:
-        path = nimbleDir / RelativeDir"pkgs"
+        path = nimbleDir / RelativeDir"pkgs2"
       nimblePath(conf, path, info)
   of "nonimblepath", "nobabelpath":
     if switch.normalize == "nobabelpath": deprecatedAlias(switch, "nonimblepath")

compiler/modulepaths.nim

@@ -84,10 +84,10 @@ when false:
         if not options.gNoNimblePath:
           var nimbleDir = getEnv("NIMBLE_DIR")
           if nimbleDir.len == 0: nimbleDir = getHomeDir() / ".nimble"
-          result = findInNimbleDir(pkg, subdir, nimbleDir / "pkgs")
+          result = findInNimbleDir(pkg, subdir, nimbleDir / "pkgs2")
           if result.len > 0: return result
           when not defined(windows):
-            result = findInNimbleDir(pkg, subdir, "/opt/nimble/pkgs")
+            result = findInNimbleDir(pkg, subdir, "/opt/nimble/pkgs2")
             if result.len > 0: return result
 
   proc scriptableImport(pkg, sub: string; info: TLineInfo): string =

compiler/nimblecmd.nim

@@ -65,8 +65,8 @@ proc `<`*(ver: Version, ver2: Version): bool =
 
 proc getPathVersionChecksum*(p: string): tuple[name, version, checksum: string] =
   ## Splits path ``p`` in the format
-  ## ``/home/user/.nimble/pkgs/package-0.1-febadeaea2345e777f0f6f8433f7f0a52edd5d1b`` into
-  ## ``("/home/user/.nimble/pkgs/package", "0.1", "febadeaea2345e777f0f6f8433f7f0a52edd5d1b")``
+  ## ``/home/user/.nimble/pkgs2/package-0.1-febadeaea2345e777f0f6f8433f7f0a52edd5d1b`` into
+  ## ``("/home/user/.nimble/pkgs2/package", "0.1", "febadeaea2345e777f0f6f8433f7f0a52edd5d1b")``
 
   const checksumSeparator = '-'
   const versionSeparator = '-'

config/nim.cfg

@@ -44,11 +44,11 @@ path="$lib/core"
 path="$lib/pure"
 
 @if not windows:
-  nimblepath="/opt/nimble/pkgs/"
+  nimblepath="/opt/nimble/pkgs2/"
 @else:
   # TODO:
 @end
-nimblepath="$home/.nimble/pkgs/"
+nimblepath="$home/.nimble/pkgs2/"
 
 # Syncronize with compiler/commands.specialDefine
 @if danger or quick:

tools/niminst/deinstall.nimf

@@ -21,23 +21,23 @@ if [ $# -eq 1 ] ; then
       libdir=/usr/lib/?proj
       docdir=/usr/share/?proj/doc
       datadir=/usr/share/?proj/data
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       ;;
     "/usr/local/bin")
       bindir=/usr/local/bin
       configdir=/etc/?proj
       libdir=/usr/local/lib/?proj
       docdir=/usr/local/share/?proj/doc
       datadir=/usr/local/share/?proj/data
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       ;;
     "/opt")
       bindir="/opt/?proj/bin"
       configdir="/opt/?proj/config"
       libdir="/opt/?proj/lib"
       docdir="/opt/?proj/doc"
       datadir="/opt/?proj/data"
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       ;;
     *)
       bindir="$1/?proj/bin"

tools/niminst/install.nimf

@@ -34,23 +34,23 @@ if [ $# -eq 1 ] ; then
       libdir=/usr/lib/?proj
       docdir=/usr/share/?proj/doc
       datadir=/usr/share/?proj/data
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       ;;
     "/usr/local/bin")
       bindir=/usr/local/bin
       configdir=/etc/?proj
       libdir=/usr/local/lib/?proj
       docdir=/usr/local/share/?proj/doc
       datadir=/usr/local/share/?proj/data
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       ;;
     "/opt")
       bindir="/opt/?proj/bin"
       configdir="/opt/?proj/config"
       libdir="/opt/?proj/lib"
       docdir="/opt/?proj/doc"
       datadir="/opt/?proj/data"
-      nimbleDir="/opt/nimble/pkgs/?c.nimblePkgName-?c.version"
+      nimbleDir="/opt/nimble/pkgs2/?c.nimblePkgName-?c.version-?c.checksum"
       mkdir -p /opt/?proj
       mkdir -p $bindir
       mkdir -p $configdir

tools/niminst/niminst.nim

@@ -45,7 +45,7 @@ type
     fcUnix,       # files only for Unix; must be after ``fcWindows``
     fcUnixBin,    # binaries for Unix
     fcDocStart,   # links to documentation for Windows installer
-    fcNimble      # nimble package files to copy to /opt/nimble/pkgs/pkg-ver
+    fcNimble      # nimble package files to copy to /opt/nimble/pkgs2/pkg-ver-checksum
 
   ConfigData = object of RootObj
     actions: set[Action]
@@ -63,6 +63,7 @@ type
     nimArgs: string
     debOpts: TDebOptions
     nimblePkgName: string
+    checksum: string
 
 const
   unixDirVars: array[fcConfig..fcLib, string] = [