core.5: tfix

Escape hyphens.

Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man5/core.5

@@ -120,7 +120,7 @@ core dump files will have names of the form
 .IR .pid ,
 and such files are hidden unless one uses the
 .BR ls (1)
-.I -a
+.I \-a
 option.
 .IP *
 (Since Linux 3.7)
@@ -458,24 +458,24 @@ employs the
 .I core_pattern
 feature that allows piping core dumps to a program.
 One can verify this by checking whether core dumps are being piped to the
-.BR systemd-coredump (8)
+.BR systemd\-coredump (8)
 program:
 .PP
 .in +4n
 .EX
 $ \fBcat /proc/sys/kernel/core_pattern\fP
-|/usr/lib/systemd/systemd-coredump %P %u %g %s %t %c %e
+|/usr/lib/systemd/systemd\-coredump %P %u %g %s %t %c %e
 .EE
 .in
 .PP
 In this case, core dumps will be placed in the location configured for
-.BR systemd-coredump (8),
+.BR systemd\-coredump (8),
 typically as
 .BR lz4 (1)
 compressed files in the directory
 .IR /var/lib/systemd/coredump/ .
 One can list the core dumps that have been recorded by
-.BR systemd-coredump (8)
+.BR systemd\-coredump (8)
 using
 .BR coredumpctl (1):
 .PP
@@ -505,7 +505,7 @@ in the current directory, one could use:
 .PP
 .in +4n
 .EX
-$ \fBcoredumpctl dump 2955 -o core\fP
+$ \fBcoredumpctl dump 2955 \-o core\fP
 .EE
 .in
 .PP
@@ -522,8 +522,8 @@ mechanism, using something like:
 .PP
 .in +2n
 .EX
-# echo "kernel.core_pattern=core.%p" > /etc/sysctl.d/50-coredump.conf
-# /lib/systemd/systemd-sysctl
+# echo "kernel.core_pattern=core.%p" > /etc/sysctl.d/50\-coredump.conf
+# /lib/systemd/systemd\-sysctl
 .EE
 .in
 .PP
@@ -655,4 +655,4 @@ main(int argc, char *argv[])
 .BR proc (5),
 .BR pthreads (7),
 .BR signal (7),
-.BR systemd-coredump (8)
+.BR systemd\-coredump (8)