Merge branch 'devel' of https://github.com/nim-lang/Nim into devel

lib/pure/nimprof.nim

@@ -12,7 +12,7 @@
 ## report at program exit.
 
 when not defined(profiler) and not defined(memProfiler):
-  {.warning: "Profiling support is turned off!".}
+  {.error: "Profiling support is turned off! Enable profiling by passing `--profiler:on --stackTrace:on` to the compiler (see the Nim Compiler User Guide for more options).".}
 
 # We don't want to profile the profiling code ...
 {.push profiler: off.}

lib/pure/osproc.nim

@@ -886,7 +886,7 @@ elif not defined(useNimRtl):
     discard write(data.pErrorPipe[writeIdx], addr error, sizeof(error))
     exitnow(1)
 
-  when defined(macosx) or defined(freebsd) or defined(netbsd) or defined(android):
+  when not defined(uClibc) and (not defined(linux) or defined(android)):
     var environ {.importc.}: cstringArray
 
   proc startProcessAfterFork(data: ptr StartProcessData) =
@@ -916,17 +916,16 @@ elif not defined(useNimRtl):
     discard fcntl(data.pErrorPipe[writeIdx], F_SETFD, FD_CLOEXEC)
 
     if data.optionPoUsePath:
-      when defined(macosx) or defined(freebsd) or defined(netbsd) or defined(android):
+      when defined(uClibc):
+        # uClibc environment (OpenWrt included) doesn't have the full execvpe
+        discard execve(data.sysCommand, data.sysArgs, data.sysEnv)
+      elif defined(linux) and not defined(android):
+        discard execvpe(data.sysCommand, data.sysArgs, data.sysEnv)
+      else:
         # MacOSX doesn't have execvpe, so we need workaround.
         # On MacOSX we can arrive here only from fork, so this is safe:
         environ = data.sysEnv
         discard execvp(data.sysCommand, data.sysArgs)
-      else:
-        when defined(uClibc):
-          # uClibc environment (OpenWrt included) doesn't have the full execvpe
-          discard execve(data.sysCommand, data.sysArgs, data.sysEnv)
-        else:
-          discard execvpe(data.sysCommand, data.sysArgs, data.sysEnv)
     else:
       discard execve(data.sysCommand, data.sysArgs, data.sysEnv)
 

lib/pure/streams.nim

@@ -148,7 +148,10 @@ proc write*[T](s: Stream, x: T) =
 proc write*(s: Stream, x: string) =
   ## writes the string `x` to the the stream `s`. No length field or
   ## terminating zero is written.
-  writeData(s, cstring(x), x.len)
+  when nimvm:
+    writeData(s, cstring(x), x.len)
+  else:
+    if x.len > 0: writeData(s, unsafeAddr x[0], x.len)
 
 proc writeLn*(s: Stream, args: varargs[string, `$`]) {.deprecated.} =
   ## **Deprecated since version 0.11.4:** Use **writeLine** instead.