1 /* You may need to adjust the definition of signal1 to supply a */
2 /* cast to the correct argument type. This detail is system- and */
3 /* compiler-dependent. The #define below assumes signal.h declares */
4 /* type SIG_PF for the signal function's second argument. */
6 /* For some C++ compilers, "#define Sigarg_t ..." may be appropriate. */
17 #ifdef USE_SIG_PF /* compile with -DUSE_SIG_PF under IRIX */
20 typedef Sigret_t (*sig_pf) (Sigarg_t);
23 #define signal1(a,b) signal(a,(sig_pf)b)
26 #define Use_Sigarg n = n /* shut up compiler warning */