53 lines
1.0 KiB
C
53 lines
1.0 KiB
C
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#include <curses.h>
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#include <vsprintf.h>
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#include <stddef.h>
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#include "core.h"
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static printw_context {
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struct printf_context ctx;
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WINDOW *win;
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};
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static void _printw_handler ( struct printf_context *ctx, unsigned int c ) {
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struct printw_context *wctx =
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container_of ( ctx, struct printw_context, ctx );
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_wputch( wctx->win, c | wctx->win->attrs, WRAP );
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}
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/**
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* Print formatted output in a window
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*
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* @v *win subject window
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* @v *fmt formatted string
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* @v varglist argument list
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* @ret rc return status code
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*/
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int vw_printw ( WINDOW *win, const char *fmt, va_list varglist ) {
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struct printw_context wctx = {
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.win = win,
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.ctx = { .handler = _printw_handler, },
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};
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vcprintf ( &(wctx.ctx), fmt, varglist );
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return OK;
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}
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/**
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* Print formatted output to a window
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*
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* @v *win subject window
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* @v *fmt formatted string
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* @v ... string arguments
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* @ret rc return status code
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*/
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int wprintw ( WINDOW *win, const char *fmt, ... ) {
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va_list args;
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int i;
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va_start ( args, fmt );
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i = vw_printw ( win, fmt, args );
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va_end ( args );
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return i;
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}
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