ref: f8d5cc7230ee2cb7521d90599d525e205ad84fa6
dir: /sys/src/cmd/unix/drawterm/libc/fmtvprint.c/
#include <u.h> #include <libc.h> #include "fmtdef.h" /* * format a string into the output buffer * designed for formats which themselves call fmt, * but ignore any width flags */ int fmtvprint(Fmt *f, char *fmt, va_list args) { va_list va; int n; f->flags = 0; f->width = 0; f->prec = 0; VA_COPY(va,f->args); VA_END(f->args); VA_COPY(f->args,args); n = dofmt(f, fmt); f->flags = 0; f->width = 0; f->prec = 0; VA_END(f->args); VA_COPY(f->args,va); VA_END(va); if(n >= 0) return 0; return n; }