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authorDenis Vlasenko2008-03-30 15:56:38 +0000
committerDenis Vlasenko2008-03-30 15:56:38 +0000
commitd943af058b36aa4847aabb07fe018780c994ae63 (patch)
treeddd31586a59d93416b26eec7191ed25458e488e9 /include/libbb.h
parent5297809c03271977cc1187b82dd1756684edf93a (diff)
downloadbusybox-d943af058b36aa4847aabb07fe018780c994ae63.zip
busybox-d943af058b36aa4847aabb07fe018780c994ae63.tar.gz
libbb: preventive fix for SIGxxx >= 32
Diffstat (limited to 'include/libbb.h')
-rw-r--r--include/libbb.h32
1 files changed, 18 insertions, 14 deletions
diff --git a/include/libbb.h b/include/libbb.h
index afc053e..edf27c6 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -306,21 +306,25 @@ enum {
* SIGPROF Profiling timer expired
* SIGSYS Bad argument to routine
* SIGTRAP Trace/breakpoint trap
+ *
+ * The only known arch with some of these sigs not fitting
+ * into 32 bits is parisc (SIGXCPU=33, SIGXFSZ=34, SIGSTKFLT=36).
+ * Dance around with long long to guard against that...
*/
- BB_FATAL_SIGS = 0
- + (1 << SIGHUP)
- + (1 << SIGINT)
- + (1 << SIGTERM)
- + (1 << SIGPIPE) // Write to pipe with no readers
- + (1 << SIGQUIT) // Quit from keyboard
- + (1 << SIGABRT) // Abort signal from abort(3)
- + (1 << SIGALRM) // Timer signal from alarm(2)
- + (1 << SIGVTALRM) // Virtual alarm clock
- + (1 << SIGXCPU) // CPU time limit exceeded
- + (1 << SIGXFSZ) // File size limit exceeded
- + (1 << SIGUSR1) // Yes kids, these are also fatal!
- + (1 << SIGUSR2)
- + 0,
+ BB_FATAL_SIGS = (int)(0
+ + (1LL << SIGHUP)
+ + (1LL << SIGINT)
+ + (1LL << SIGTERM)
+ + (1LL << SIGPIPE) // Write to pipe with no readers
+ + (1LL << SIGQUIT) // Quit from keyboard
+ + (1LL << SIGABRT) // Abort signal from abort(3)
+ + (1LL << SIGALRM) // Timer signal from alarm(2)
+ + (1LL << SIGVTALRM) // Virtual alarm clock
+ + (1LL << SIGXCPU) // CPU time limit exceeded
+ + (1LL << SIGXFSZ) // File size limit exceeded
+ + (1LL << SIGUSR1) // Yes kids, these are also fatal!
+ + (1LL << SIGUSR2)
+ + 0),
};
void bb_signals(int sigs, void (*f)(int));
/* Unlike signal() and bb_signals, sets handler with sigaction()