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system: remove unused exception raising code (#25894)

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...that otherwise causes an unnecessary raise effect on writeWindows /
echoBinSafe

(cherry picked from commit eaa4b342be)
This commit is contained in:
Jacek Sieka
2026-06-11 10:33:51 +02:00
committed by narimiran
parent 2d30ebaea9
commit 0627773629
1 changed files with 2 additions and 7 deletions
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9
lib/system.nim
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@@ -3064,10 +3064,7 @@ when notJSnotNims:
not defined(nuttx) and
hostOS != "any"
proc raiseEIO(msg: string) {.noinline, noreturn.} =
raise newException(IOError, msg)
proc echoBinSafe(args: openArray[string]) {.compilerproc.} =
proc echoBinSafe(args: openArray[string]) {.compilerproc, raises: [].} =
when defined(androidNDK):
# When running nim in android app, stdout goes nowhere, so echo gets ignored
# To redirect echo to the android logcat, use -d:androidNDK
@@ -3089,7 +3086,7 @@ when notJSnotNims:
for s in args:
when defined(windows):
# equivalent to syncio.writeWindows
proc writeWindows(f: CFilePtr; s: string; doRaise = false) =
proc writeWindows(f: CFilePtr; s: string) =
# Don't ask why but the 'printf' family of function is the only thing
# that writes utf-8 strings reliably on Windows. At least on my Win 10
# machine. We also enable `setConsoleOutputCP(65001)` now by default.
@@ -3100,13 +3097,11 @@ when notJSnotNims:
if s[i] == '\0':
let w = c_fputc('\0', f)
if w != 0:
if doRaise: raiseEIO("cannot write string to file")
break
inc i
else:
let w = c_fprintf(f, "%s", unsafeAddr s[i])
if w <= 0:
if doRaise: raiseEIO("cannot write string to file")
break
inc i, w
writeWindows(cstdout, s)