diff options
Diffstat (limited to 'include/ansidecl.h')
| -rw-r--r-- | include/ansidecl.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/ansidecl.h b/include/ansidecl.h index 4c63fa6..9a7c577 100644 --- a/include/ansidecl.h +++ b/include/ansidecl.h @@ -93,11 +93,13 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ You can declare variables either before or after the VA_OPEN, - VA_FIXEDARG sequence. You can _not_ put statements before VA_OPEN. - Also, VA_OPEN and VA_CLOSE are the beginning and end of a block. - They must appear at the same nesting level, and any variables - declared after VA_OPEN go out of scope at VA_CLOSE. Unfortunately, - with a K+R compiler, that includes the argument list. + VA_FIXEDARG sequence. Also, VA_OPEN and VA_CLOSE are the beginning + and end of a block. They must appear at the same nesting level, + and any variables declared after VA_OPEN go out of scope at + VA_CLOSE. Unfortunately, with a K+R compiler, that includes the + argument list. You can have multiple instances of VA_OPEN/VA_CLOSE + pairs in a single function in case you need to traverse the + argument list more than once. For ease of writing code which uses GCC extensions but needs to be portable to other compilers, we provide the GCC_VERSION macro that |