Posted By: Rat (Jsem Krysa...) on 'CZscripts' Title: jeste k signalum v perlu Date: Thu Mar 11 20:44:28 1999 i Zdar, jestli jsem spravne pochopil z perlipc, tak kdyz chcu prerusitelne zavolat syscall, tak to mam udelat asi takhle (ty printfy budou vysvetleny pozdeji): printf("x0n"); $SIG{'HUP'} = sub { $x = 1; }; printf("x1n"); eval { printf("x2n"); local $SIG{'HUP'} = ¨ printf("x3n"); die if ($x); select(undef, undef, undef, undef); # jenom priklad }; strace vypada asi takhle: write(1, "x0n", 3) = 3 sigaction(SIGHUP, {0x807c964, [], SA_STACK|SA_RESTART|SA_INTERRUPT|SA_ONESHOT|0x7fffa78}, {SIG_DFL}) = 0 write(1, "x1n", 3) = 3 write(1, "x2n", 3) = 3 sigaction(SIGHUP, {SIG_DFL}, {0x807c964, [], SA_STACK|SA_RESTART|SA_INTERRUPT|SA_ONESHOT|0x7fffa18}) = 0 sigaction(SIGHUP, {0x807c964, [], 0}, {SIG_DFL}) = 0 write(1, "x3n", 3) = 3 select(0, NULL, NULL, NULL, NULL) = ? ERESTARTNOHAND (To be restarted) Ten SIG_DFL je featura nebo bug? V pripade, ze featura, da se v perlu udelat to, co mam na mysli, nejak bezpecne? Krysa rat@atrey.karlin.mff.cuni.cz Jsem Krysa http://atrey.karlin.mff.cuni.cz/~rat