Author: jilles Date: Sat Jan 31 13:53:29 2015 New Revision: 277973 URL: https://svnweb.freebsd.org/changeset/base/277973
Log: sh: Abort a wait builtin on any trapped signal. This is required by POSIX. PR: 197210 Reported by: ache MFC after: 2 weeks Modified: head/bin/sh/jobs.c head/bin/sh/trap.c Modified: head/bin/sh/jobs.c ============================================================================== --- head/bin/sh/jobs.c Sat Jan 31 12:58:04 2015 (r277972) +++ head/bin/sh/jobs.c Sat Jan 31 13:53:29 2015 (r277973) @@ -87,8 +87,8 @@ static int ttyfd = -1; /* mode flags for dowait */ #define DOWAIT_BLOCK 0x1 /* wait until a child exits */ -#define DOWAIT_SIG 0x2 /* if DOWAIT_BLOCK, abort on SIGINT/SIGQUIT */ -#define DOWAIT_SIG_ANY 0x4 /* if DOWAIT_SIG, abort on any signal */ +#define DOWAIT_SIG 0x2 /* if DOWAIT_BLOCK, abort on signal */ +#define DOWAIT_SIG_TRAP 0x4 /* if DOWAIT_SIG, abort on trapped signal only */ #if JOBS static void restartjob(struct job *); @@ -1028,7 +1028,7 @@ waitforjob(struct job *jp, int *origstat TRACE(("waitforjob(%%%td) called\n", jp - jobtab + 1)); while (jp->state == 0) if (dowait(DOWAIT_BLOCK | (Tflag ? DOWAIT_SIG | - DOWAIT_SIG_ANY : 0), jp) == -1) + DOWAIT_SIG_TRAP : 0), jp) == -1) dotrap(); #if JOBS if (jp->jobctl) { @@ -1120,7 +1120,7 @@ dowait(int mode, struct job *job) TRACE(("wait returns %d, status=%d\n", (int)pid, status)); if (pid == 0 && (mode & DOWAIT_SIG) != 0) { pid = -1; - if (((mode & DOWAIT_SIG_ANY) != 0 ? + if (((mode & DOWAIT_SIG_TRAP) != 0 ? pendingsig : pendingsig_waitcmd) != 0) { errno = EINTR; break; Modified: head/bin/sh/trap.c ============================================================================== --- head/bin/sh/trap.c Sat Jan 31 12:58:04 2015 (r277972) +++ head/bin/sh/trap.c Sat Jan 31 13:53:29 2015 (r277973) @@ -74,7 +74,7 @@ __FBSDID("$FreeBSD$"); static char sigmode[NSIG]; /* current value of signal */ volatile sig_atomic_t pendingsig; /* indicates some signal received */ -volatile sig_atomic_t pendingsig_waitcmd; /* indicates SIGINT/SIGQUIT received */ +volatile sig_atomic_t pendingsig_waitcmd; /* indicates wait builtin should be interrupted */ static int in_dotrap; /* do we execute in a trap handler? */ static char *volatile trap[NSIG]; /* trap handler commands */ static volatile sig_atomic_t gotsig[NSIG]; @@ -400,6 +400,7 @@ onsig(int signo) (signo != SIGCHLD || !ignore_sigchld)) { gotsig[signo] = 1; pendingsig = signo; + pendingsig_waitcmd = signo; } } _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"