Mercurial > hg > octave-lojdl > gnulib-hg
changeset 15665:a68864d4e669
msvc-inval: Ensure the entire expansion is a single statement.
* lib/msvc-inval.h (TRY_MSVC_INVAL, DONE_MSVC_INVAL): Add an extra pair
of braces.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 19 Sep 2011 23:29:44 +0200 |
parents | 5e2fa37219ff |
children | bbe6ab59b982 |
files | ChangeLog lib/msvc-inval.h |
diffstat | 2 files changed, 23 insertions(+), 10 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2011-09-19 Bruno Haible <bruno@clisp.org> + + msvc-inval: Ensure the entire expansion is a single statement. + * lib/msvc-inval.h (TRY_MSVC_INVAL, DONE_MSVC_INVAL): Add an extra pair + of braces. + 2011-09-19 Jim Meyering <meyering@redhat.com> tests: use printf, not echo in init.sh's warn_ function
--- a/lib/msvc-inval.h +++ b/lib/msvc-inval.h @@ -29,14 +29,16 @@ TRY_MSVC_INVAL { <Code that can trigger an invalid parameter notification - but does not do 'return', 'break', nor 'goto'.> + but does not do 'return', 'break', 'continue', nor 'goto'.> } CATCH_MSVC_INVAL { <Code that handles an invalid parameter notification - but does not do 'return', 'break', nor 'goto'.> + but does not do 'return', 'break', 'continue', nor 'goto'.> } DONE_MSVC_INVAL + + This entire block expands to a single statement. */ #if HAVE_MSVC_INVALID_PARAMETER_HANDLER @@ -77,13 +79,15 @@ # endif # define TRY_MSVC_INVAL \ - gl_msvc_inval_ensure_handler (); \ - __try + { \ + gl_msvc_inval_ensure_handler (); \ + __try # define CATCH_MSVC_INVAL \ - __except (GetExceptionCode () == STATUS_GNULIB_INVALID_PARAMETER \ - ? EXCEPTION_EXECUTE_HANDLER \ - : EXCEPTION_CONTINUE_SEARCH) -# define DONE_MSVC_INVAL + __except (GetExceptionCode () == STATUS_GNULIB_INVALID_PARAMETER \ + ? EXCEPTION_EXECUTE_HANDLER \ + : EXCEPTION_CONTINUE_SEARCH) +# define DONE_MSVC_INVAL \ + } # else /* Any compiler. @@ -140,10 +144,13 @@ # endif #else +/* A platform that does not need to the invalid parameter handler. */ -# define TRY_MSVC_INVAL if (1) +/* The braces here avoid GCC warnings like + "warning: suggest explicit braces to avoid ambiguous `else'". */ +# define TRY_MSVC_INVAL { if (1) # define CATCH_MSVC_INVAL else -# define DONE_MSVC_INVAL +# define DONE_MSVC_INVAL } #endif