ext: add proctitle setting functions to set process titles portably

configure

@@ -3769,7 +3769,7 @@ fi
 done
 
 
-for ac_header in poll.h winsock2.h sys/epoll.h sys/select.h
+for ac_header in poll.h winsock2.h sys/epoll.h sys/select.h sys/pstat.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
@@ -3782,7 +3782,7 @@ fi
 
 done
 
-for ac_func in fcntl kqueue mmap select dispatch_block port_create
+for ac_func in fcntl kqueue mmap select dispatch_block port_create setproctitle pstat
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
@@ -3795,6 +3795,41 @@ fi
 done
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for PS_STRINGS" >&5
+$as_echo_n "checking for PS_STRINGS... " >&6; }
+if ${pgac_cv_var_PS_STRINGS+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <machine/vmparam.h>
+#include <sys/exec.h>
+
+int
+main ()
+{
+PS_STRINGS->ps_nargvstr = 1;
+PS_STRINGS->ps_argvstr = "foo";
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  pgac_cv_var_PS_STRINGS=yes
+else
+  pgac_cv_var_PS_STRINGS=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pgac_cv_var_PS_STRINGS" >&5
+$as_echo "$pgac_cv_var_PS_STRINGS" >&6; }
+if test "$pgac_cv_var_PS_STRINGS" = yes ; then
+
+$as_echo "#define HAVE_PS_STRINGS /**/" >>confdefs.h
+
+fi
+
 # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5

configure.ac

@@ -24,8 +24,21 @@ AS_IF([test "x$GCC" = "xyes"], [
    CFLAGS="$CFLAGS $MORECFLAGS"
 ])
 
-AC_CHECK_HEADERS([poll.h winsock2.h sys/epoll.h sys/select.h])
-AC_CHECK_FUNCS([fcntl kqueue mmap select dispatch_block port_create])
+AC_CHECK_HEADERS([poll.h winsock2.h sys/epoll.h sys/select.h sys/pstat.h])
+AC_CHECK_FUNCS([fcntl kqueue mmap select dispatch_block port_create setproctitle pstat])
+
+AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
+[AC_TRY_LINK(
+[#include <machine/vmparam.h>
+#include <sys/exec.h>
+],
+[PS_STRINGS->ps_nargvstr = 1;
+PS_STRINGS->ps_argvstr = "foo";],
+[pgac_cv_var_PS_STRINGS=yes],
+[pgac_cv_var_PS_STRINGS=no])])
+if test "$pgac_cv_var_PS_STRINGS" = yes ; then
+  AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS struct exists on your platform (likely no).])
+fi
 
 AC_PATH_PROG(AR, ar)
 AC_PATH_PROG(RANLIB, ranlib)

src/libmowgli/ext/Makefile

@@ -7,13 +7,15 @@ SRCS = confparse.c 			\
        error_backtrace.c		\
        getopt_long.c			\
        global_storage.c 		\
-       program_opts.c
+       program_opts.c			\
+       proctitle.c
 
 INCLUDES = confparse.h			\
 	   error_backtrace.h		\
 	   getopt_long.h		\
 	   global_storage.h		\
-	   program_opts.h
+	   program_opts.h		\
+	   proctitle.h
 
 include ../../../buildsys.mk