diff options
| -rw-r--r-- | share/doc/handbook/porting.sgml | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/share/doc/handbook/porting.sgml b/share/doc/handbook/porting.sgml index 1102922c70a4..5fc46ca7c872 100644 --- a/share/doc/handbook/porting.sgml +++ b/share/doc/handbook/porting.sgml @@ -49,16 +49,27 @@ the ports collection. is already included; if not, add the code: <tscreen><verb> -#ifdef _HAVE_PARAM_H +#ifdef (defined(__unix__) || defined(unix)) #include <sys/param.h> #endif </verb></tscreen> - to the proper place in the <tt>.c</tt> file and add - <tt>-D_HAVE_PARAM_H</tt> to the <tt>CFLAGS</tt> in the - Makefile. + <p>to the proper place in the <tt>.c</tt> file. We believe that every + system that defineds these to symbols has sys/param.h. If you find + a system that doesn't, we would like to know. Please send mail to + <htmlurl url='mailto:ports@FreeBSD.org' name='ports@FreeBSD.org'>. + <p>Or you can use the GNU Autoconf style of doing this: - Then, you may use: +<tscreen><verb> +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif +</verb></tscreen> + + Don't forget to add <tt>-DHAVE_SYS_PARAM_H</tt> to the <tt>CFLAGS</tt> + in the Makefile for this method. + + Once you have <tt><sys/param.h></tt> included, you may use: <tscreen><verb> #if (defined(BSD) && (BSD >= 199103)) |