X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=doc%2Fhtml%2Fman%2Fmenu_userptr.3x.html;h=634e58aff17c4ebe253185dd53dc6f0daec67b80;hp=9a51193fad7eadd290a3bb67d02e48cf7265fca7;hb=3eda6f30a84d53844d2ebceadb457e2e7e9cfbf3;hpb=55ccd2b959766810cf7db8d1c4462f338ce0afc8;ds=sidebyside diff --git a/doc/html/man/menu_userptr.3x.html b/doc/html/man/menu_userptr.3x.html index 9a51193f..634e58af 100644 --- a/doc/html/man/menu_userptr.3x.html +++ b/doc/html/man/menu_userptr.3x.html @@ -1,8 +1,7 @@ - +
+ +- menu_userptr(3x) menu_userptr(3x) --
- menu_userptr - associate application data with a menu item +
+ set_menu_userptr, menu_userptr - associate application + data with a menu item --
+
#include <menu.h> int set_menu_userptr(MENU *menu, void *userptr); void *menu_userptr(const MENU *menu); --
+
Every menu and every menu item has a field that can be used to hold application-specific data (that is, the menu- driver code leaves it alone). These functions get and set the menu user pointer field. --
- Except for menu_userptr (which returns NULL on error), - each function returns one of the following: - - E_OK The routine succeeded. +
+ menu_userptr returns a pointer (which may be NULL). It + does not set errno. - E_SYSTEM_ERROR - System error occurred (see errno). + set_menu_userptr returns E_OK (success). --
+
curses(3x), menu(3x). --
+
The header file <menu.h> automatically includes the header file <curses.h>. --
+
These routines emulate the System V menu library. They were not supported on Version 7 or BSD versions. - The user pointer should be a void pointer. We leave it as - a char pointer for SVr4 compatibility. + The user pointer is a void pointer. We chose not to leave + it as a char pointer for SVr4 compatibility. --
+
Juergen Pfeifer. Manual pages and adaptation for new curses by Eric S. Raymond. @@ -106,10 +96,17 @@ menu_userptr(3x)-