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Properly handle staticExec() generating large output.

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A staticExec() invocation that generated more than the internal
buffer size worth of output blocked because the compiler waited
for the process to terminate before reading the output.
This commit is contained in:
Reimer Behrends 2014-09-10 01:22:20 +02:00
commit f9c46b04a6
1 changed files with 1 additions and 1 deletions
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2
compiler/vmdeps.nim
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@ -12,11 +12,11 @@ import ast, types, msgs, osproc, streams, options
proc readOutput(p: PProcess): string = proc readOutput(p: PProcess): string =
result = "" result = ""
var output = p.outputStream var output = p.outputStream
discard p.waitForExit
while not output.atEnd: while not output.atEnd:
result.add(output.readLine) result.add(output.readLine)
result.add("\n") result.add("\n")
result.setLen(result.len - "\n".len) result.setLen(result.len - "\n".len)
discard p.waitForExit
proc opGorge*(cmd, input: string): string = proc opGorge*(cmd, input: string): string =
var p = startCmd(cmd) var p = startCmd(cmd)