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Re: [PATCH] stpcpy comes from Turbo C [BZ #3629]

On 05/10/2016 06:37 PM, Ulrich Drepper wrote:
On Tue, May 10, 2016 at 3:50 AM, Florian Weimer <> wrote:
+This function is a Turbo C extension.  It is not part of the ISO or
+POSIX standards.

Even the current man pages tell you that this isn't right.  Of course
it was an extension but not introduced in Turbo C.  It was introduced
earlier.  Amiga Lattice C had it:

I find it difficult to believe that Turbo C copied from there, I find it far more likely that there was a common ancestor.

What about this patch, then?

2016-05-10  Florian Weimer  <>

	[BZ #3629]
	* manual/string.texi (Copying Strings and Arrays): Document
	provenience of the stpcpy function.

diff --git a/manual/string.texi b/manual/string.texi
index 016fd0b..d78381e 100644
--- a/manual/string.texi
+++ b/manual/string.texi
@@ -612,9 +612,7 @@ and @samp{bar} to produce @samp{foobar}, which it then prints.
 @include stpcpy.c.texi
 @end smallexample
-This function is not part of the ISO or POSIX standards, and is not
-customary on Unix systems, but we did not invent it either.  Perhaps it
-comes from MS-DOG.
+This function is part of POSIX.1-2008 and later editions.
 Its behavior is undefined if the strings overlap.  The function is
 declared in @file{string.h}.

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