diff options
Diffstat (limited to 'src/include/getopt.h')
| -rw-r--r-- | src/include/getopt.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/include/getopt.h b/src/include/getopt.h index b0147e9d..c2f01804 100644 --- a/src/include/getopt.h +++ b/src/include/getopt.h @@ -1,5 +1,5 @@ /* Declarations for getopt. - Copyright (C) 1989,90,91,92,93,94,96,97,98 Free Software Foundation, Inc. + Copyright (C) 1989-1994, 1996-1999, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -23,6 +23,17 @@ # define _GETOPT_H 1 #endif +/* If __GNU_LIBRARY__ is not already defined, either we are being used + standalone, or this is the first header included in the source file. + If we are being used with glibc, we need to include <features.h>, but + that does not exist if we are standalone. So: if __GNU_LIBRARY__ is + not defined, include <ctype.h>, which will pull in <features.h> for us + if it's from glibc. (Why ctype.h? It's guaranteed to exist and it + doesn't flood the namespace with stuff the way some other headers do.) */ +#if !defined __GNU_LIBRARY__ +# include <ctype.h> +#endif + #ifdef __cplusplus extern "C" { #endif @@ -82,7 +93,7 @@ extern int optopt; struct option { -# if defined __STDC__ && __STDC__ +# if (defined __STDC__ && __STDC__) || defined __cplusplus const char *name; # else char *name; @@ -126,7 +137,7 @@ struct option arguments to the option '\0'. This behavior is specific to the GNU `getopt'. */ -#if defined __STDC__ && __STDC__ +#if (defined __STDC__ && __STDC__) || defined __cplusplus # ifdef __GNU_LIBRARY__ /* Many other libraries have conflicting prototypes for getopt, with differences in the consts, in stdlib.h. To avoid compilation |