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asprintf.c: Change comment to note that -1 is returned upon error.

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vasprintf.c: Likewise.	(vasprintf): Return -1 upon error.
functions.texi: Document changes to asprintf and vasprintf.
This commit is contained in:
Nick Clifton
2003-06-03 18:17:29 +00:00
parent 6f6f27f842
commit 5a4e47bd30
4 changed files with 15 additions and 7 deletions
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6
libiberty/vasprintf.c
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@@ -1,6 +1,6 @@
/* Like vsprintf but provides a pointer to malloc'd storage, which must
be freed by the caller.
Copyright (C) 1994 Free Software Foundation, Inc.
Copyright (C) 1994, 2003 Free Software Foundation, Inc.
This file is part of the libiberty library.
Libiberty is free software; you can redistribute it and/or
@@ -52,7 +52,7 @@ you pass a pointer to a pointer. This function will compute the size
of the buffer needed, allocate memory with @code{malloc}, and store a
pointer to the allocated memory in @code{*@var{resptr}}. The value
returned is the same as @code{vsprintf} would return. If memory could
not be allocated, zero is returned and @code{NULL} is stored in
not be allocated, minus one is returned and @code{NULL} is stored in
@code{*@var{resptr}}.
@end deftypefn
@@ -142,7 +142,7 @@ int_vasprintf (result, format, args)
if (*result != NULL)
return vsprintf (*result, format, *args);
else
return 0;
return -1;
}
int