+++ /dev/null
-dnl
-dnl This file contains macros used in configure.ac.
-dnl automake uses this file to generate aclocal.m4, which is used by autoconf.
-dnl
-
-dnl ### A macro to find the include directory, useful for cross-compiling.
-AC_DEFUN([AC_INCLUDEDIR],
-[AC_REQUIRE([AC_PROG_AWK])dnl
-AC_SUBST(includedir)
-AC_MSG_CHECKING(for primary include directory)
-includedir=/usr/include
-if test -n "$GCC"
-then
- >conftest.c
- new_includedir=`
- $CC -v -E conftest.c 2>&1 | $AWK '
- /^End of search list/ { print last; exit }
- { last = [$]1 }
- '
- `
- rm -f conftest.c
- if test -n "$new_includedir" && test -d "$new_includedir"
- then
- includedir=$new_includedir
- fi
-fi
-AC_MSG_RESULT($includedir)
-])
-
-dnl ### A macro to set gcc warning flags.
-define(AC_WARNFLAGS,
-[AC_SUBST(WARNFLAGS)
-if test -z "$WARNFLAGS"
-then
- if test -n "$GCC"
- then
- # If we're using gcc we want warning flags.
- WARNFLAGS=-Wall
- fi
-fi
-])
-
-dnl ### A macro to determine if we have a "MP" type procfs
-AC_DEFUN([AC_MP_PROCFS],
-[AC_MSG_CHECKING(for MP procfs)
-AC_CACHE_VAL(ac_cv_mp_procfs,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#include <stdio.h>
-#include <signal.h>
-#include <sys/procfs.h>
-
-main()
-{
- int pid;
- char proc[32];
- FILE *ctl;
- FILE *status;
- int cmd;
- struct pstatus pstatus;
-
- if ((pid = fork()) == 0) {
- pause();
- exit(0);
- }
- sprintf(proc, "/proc/%d/ctl", pid);
- if ((ctl = fopen(proc, "w")) == NULL)
- goto fail;
- sprintf(proc, "/proc/%d/status", pid);
- if ((status = fopen (proc, "r")) == NULL)
- goto fail;
- cmd = PCSTOP;
- if (write (fileno (ctl), &cmd, sizeof cmd) < 0)
- goto fail;
- if (read (fileno (status), &pstatus, sizeof pstatus) < 0)
- goto fail;
- kill(pid, SIGKILL);
- exit(0);
-fail:
- kill(pid, SIGKILL);
- exit(1);
-}
-]])],[ac_cv_mp_procfs=yes],[ac_cv_mp_procfs=no],[
-# Guess or punt.
-case "$host_os" in
-svr4.2*|svr5*)
- ac_cv_mp_procfs=yes
- ;;
-*)
- ac_cv_mp_procfs=no
- ;;
-esac
-])])
-AC_MSG_RESULT($ac_cv_mp_procfs)
-if test "$ac_cv_mp_procfs" = yes
-then
- AC_DEFINE([HAVE_MP_PROCFS], 1,
-[Define if you have a SVR4 MP type procfs.
-I.E. /dev/xxx/ctl, /dev/xxx/status.
-Also implies that you have the pr_lwp member in prstatus.])
-fi
-])
-
-dnl ### A macro to determine if procfs is pollable.
-AC_DEFUN([AC_POLLABLE_PROCFS],
-[AC_MSG_CHECKING(for pollable procfs)
-AC_CACHE_VAL(ac_cv_pollable_procfs,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#include <stdio.h>
-#include <signal.h>
-#include <sys/procfs.h>
-#include <sys/stropts.h>
-#include <poll.h>
-
-#ifdef HAVE_MP_PROCFS
-#define PIOCSTOP PCSTOP
-#define POLLWANT POLLWRNORM
-#define PROC "/proc/%d/ctl"
-#define PROC_MODE "w"
-int IOCTL (int fd, int cmd, int arg) {
- return write (fd, &cmd, sizeof cmd);
-}
-#else
-#define POLLWANT POLLPRI
-#define PROC "/proc/%d"
-#define PROC_MODE "r+"
-#define IOCTL ioctl
-#endif
-
-main()
-{
- int pid;
- char proc[32];
- FILE *pfp;
- struct pollfd pfd;
-
- if ((pid = fork()) == 0) {
- pause();
- exit(0);
- }
- sprintf(proc, PROC, pid);
- if ((pfp = fopen(proc, PROC_MODE)) == NULL)
- goto fail;
- if (IOCTL(fileno(pfp), PIOCSTOP, NULL) < 0)
- goto fail;
- pfd.fd = fileno(pfp);
- pfd.events = POLLWANT;
- if (poll(&pfd, 1, 0) < 0)
- goto fail;
- if (!(pfd.revents & POLLWANT))
- goto fail;
- kill(pid, SIGKILL);
- exit(0);
-fail:
- kill(pid, SIGKILL);
- exit(1);
-}
-]])],[ac_cv_pollable_procfs=yes],[ac_cv_pollable_procfs=no],[
-# Guess or punt.
-case "$host_os" in
-solaris2*|irix5*|svr4.2uw*|svr5*)
- ac_cv_pollable_procfs=yes
- ;;
-*)
- ac_cv_pollable_procfs=no
- ;;
-esac
-])])
-AC_MSG_RESULT($ac_cv_pollable_procfs)
-if test "$ac_cv_pollable_procfs" = yes
-then
- AC_DEFINE([HAVE_POLLABLE_PROCFS], 1,
-[Define if you have SVR4 and the poll system call works on /proc files.])
-fi
-])
-
-dnl ### A macro to determine if the prstatus structure has a pr_syscall member.
-AC_DEFUN([AC_STRUCT_PR_SYSCALL],
-[AC_MSG_CHECKING(for pr_syscall in struct prstatus)
-AC_CACHE_VAL(ac_cv_struct_pr_syscall,
-[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/procfs.h>]], [[#ifdef HAVE_MP_PROCFS
-pstatus_t s;
-s.pr_lwp.pr_syscall
-#else
-prstatus_t s;
-s.pr_syscall
-#endif]])],[ac_cv_struct_pr_syscall=yes],[ac_cv_struct_pr_syscall=no])])
-AC_MSG_RESULT($ac_cv_struct_pr_syscall)
-if test "$ac_cv_struct_pr_syscall" = yes
-then
- AC_DEFINE([HAVE_PR_SYSCALL], 1,
-[Define if the prstatus structure in sys/procfs.h has a pr_syscall member.])
-fi
-])
-
-dnl ### A macro to determine whether stat64 is defined.
-AC_DEFUN([AC_STAT64],
-[AC_MSG_CHECKING(for stat64 in (asm|sys)/stat.h)
-AC_CACHE_VAL(ac_cv_type_stat64,
-[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
-#ifdef LINUX
-#include <linux/types.h>
-#include <asm/stat.h>
-#else
-#include <sys/stat.h>
-#endif]], [[struct stat64 st;]])],[ac_cv_type_stat64=yes],[ac_cv_type_stat64=no])])
-AC_MSG_RESULT($ac_cv_type_stat64)
-if test "$ac_cv_type_stat64" = yes
-then
- AC_DEFINE([HAVE_STAT64], 1,
-[Define if stat64 is available in asm/stat.h.])
-fi
-])
-
-dnl ### A macro to determine whether statfs64 is defined.
-AC_DEFUN([AC_STATFS64],
-[AC_MSG_CHECKING(for statfs64 in sys/vfs.h)
-AC_CACHE_VAL(ac_cv_type_statfs64,
-[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#ifdef LINUX
-#include <linux/types.h>
-#include <sys/vfs.h>
-#endif]], [[struct statfs64 st;]])],[ac_cv_type_statfs64=yes],[ac_cv_type_statfs64=no])])
-AC_MSG_RESULT($ac_cv_type_statfs64)
-if test "$ac_cv_type_statfs64" = yes
-then
- AC_DEFINE([HAVE_STATFS64], 1,
-[Define if statfs64 is available in sys/vfs.h.])
-fi
-])
-
-
-dnl ### A macro to determine if off_t is a long long
-AC_DEFUN([AC_OFF_T_IS_LONG_LONG],
-[AC_MSG_CHECKING(for long long off_t)
-AC_CACHE_VAL(ac_cv_have_long_long_off_t,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
-main () {
- if (sizeof (off_t) == sizeof (long long) &&
- sizeof (off_t) > sizeof (long))
- return 0;
- return 1;
-}
-]])],[ac_cv_have_long_long_off_t=yes],[ac_cv_have_long_long_off_t=no],[# Should try to guess here
-ac_cv_have_long_long_off_t=no
-])])
-AC_MSG_RESULT($ac_cv_have_long_long_off_t)
-if test "$ac_cv_have_long_long_off_t" = yes
-then
- AC_DEFINE([HAVE_LONG_LONG_OFF_T], 1, [Define if off_t is a long long.])
-fi
-])
-
-dnl ### A macro to determine if rlim_t is a long long
-AC_DEFUN([AC_RLIM_T_IS_LONG_LONG],
-[AC_MSG_CHECKING(for long long rlim_t)
-AC_CACHE_VAL(ac_cv_have_long_long_rlim_t,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/resource.h>
-main () {
- if (sizeof (rlim_t) == sizeof (long long) &&
- sizeof (rlim_t) > sizeof (long))
- return 0;
- return 1;
-}
-]])],[ac_cv_have_long_long_rlim_t=yes],[ac_cv_have_long_long_rlim_t=no],[# Should try to guess here
-ac_cv_have_long_long_rlim_t=no
-])])
-AC_MSG_RESULT($ac_cv_have_long_long_rlim_t)
-if test "$ac_cv_have_long_long_rlim_t" = yes
-then
- AC_DEFINE([HAVE_LONG_LONG_RLIM_T], 1, [Define if rlim_t is a long long.])
-fi
-])
-
-dnl ### A macro to determine endianness of long long
-AC_DEFUN([AC_LITTLE_ENDIAN_LONG_LONG],
-[AC_MSG_CHECKING(for little endian long long)
-AC_CACHE_VAL(ac_cv_have_little_endian_long_long,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[
-int main () {
- union {
- long long ll;
- int l [2];
- } u;
- u.ll = 0x12345678;
- if (u.l[0] == 0x12345678)
- return 0;
- return 1;
-}
-]])],[ac_cv_have_little_endian_long_long=yes],[ac_cv_have_little_endian_long_long=no],[# Should try to guess here
-ac_cv_have_little_endian_long_long=no
-])])
-AC_MSG_RESULT($ac_cv_have_little_endian_long_long)
-if test "$ac_cv_have_little_endian_long_long" = yes
-then
- AC_DEFINE([HAVE_LITTLE_ENDIAN_LONG_LONG], 1,
-[Define if long long is little-endian.])
-fi
-])
--- /dev/null
+dnl ### A macro to determine if off_t is a long long
+AC_DEFUN([AC_OFF_T_IS_LONG_LONG],
+[AC_MSG_CHECKING(for long long off_t)
+AC_CACHE_VAL(ac_cv_have_long_long_off_t,
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
+main () {
+ if (sizeof (off_t) == sizeof (long long) &&
+ sizeof (off_t) > sizeof (long))
+ return 0;
+ return 1;
+}
+]])],[ac_cv_have_long_long_off_t=yes],[ac_cv_have_long_long_off_t=no],[# Should try to guess here
+ac_cv_have_long_long_off_t=no
+])])
+AC_MSG_RESULT($ac_cv_have_long_long_off_t)
+if test "$ac_cv_have_long_long_off_t" = yes
+then
+ AC_DEFINE([HAVE_LONG_LONG_OFF_T], 1, [Define if off_t is a long long.])
+fi
+])
+
+dnl ### A macro to determine if rlim_t is a long long
+AC_DEFUN([AC_RLIM_T_IS_LONG_LONG],
+[AC_MSG_CHECKING(for long long rlim_t)
+AC_CACHE_VAL(ac_cv_have_long_long_rlim_t,
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+main () {
+ if (sizeof (rlim_t) == sizeof (long long) &&
+ sizeof (rlim_t) > sizeof (long))
+ return 0;
+ return 1;
+}
+]])],[ac_cv_have_long_long_rlim_t=yes],[ac_cv_have_long_long_rlim_t=no],[# Should try to guess here
+ac_cv_have_long_long_rlim_t=no
+])])
+AC_MSG_RESULT($ac_cv_have_long_long_rlim_t)
+if test "$ac_cv_have_long_long_rlim_t" = yes
+then
+ AC_DEFINE([HAVE_LONG_LONG_RLIM_T], 1, [Define if rlim_t is a long long.])
+fi
+])
+
+dnl ### A macro to determine endianness of long long
+AC_DEFUN([AC_LITTLE_ENDIAN_LONG_LONG],
+[AC_MSG_CHECKING(for little endian long long)
+AC_CACHE_VAL(ac_cv_have_little_endian_long_long,
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[
+int main () {
+ union {
+ long long ll;
+ int l [2];
+ } u;
+ u.ll = 0x12345678;
+ if (u.l[0] == 0x12345678)
+ return 0;
+ return 1;
+}
+]])],[ac_cv_have_little_endian_long_long=yes],[ac_cv_have_little_endian_long_long=no],[# Should try to guess here
+ac_cv_have_little_endian_long_long=no
+])])
+AC_MSG_RESULT($ac_cv_have_little_endian_long_long)
+if test "$ac_cv_have_little_endian_long_long" = yes
+then
+ AC_DEFINE([HAVE_LITTLE_ENDIAN_LONG_LONG], 1,
+[Define if long long is little-endian.])
+fi
+])
--- /dev/null
+dnl ### A macro to determine if we have a "MP" type procfs
+AC_DEFUN([AC_MP_PROCFS],
+[AC_MSG_CHECKING(for MP procfs)
+AC_CACHE_VAL(ac_cv_mp_procfs,
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[
+#include <stdio.h>
+#include <signal.h>
+#include <sys/procfs.h>
+
+main()
+{
+ int pid;
+ char proc[32];
+ FILE *ctl;
+ FILE *status;
+ int cmd;
+ struct pstatus pstatus;
+
+ if ((pid = fork()) == 0) {
+ pause();
+ exit(0);
+ }
+ sprintf(proc, "/proc/%d/ctl", pid);
+ if ((ctl = fopen(proc, "w")) == NULL)
+ goto fail;
+ sprintf(proc, "/proc/%d/status", pid);
+ if ((status = fopen (proc, "r")) == NULL)
+ goto fail;
+ cmd = PCSTOP;
+ if (write (fileno (ctl), &cmd, sizeof cmd) < 0)
+ goto fail;
+ if (read (fileno (status), &pstatus, sizeof pstatus) < 0)
+ goto fail;
+ kill(pid, SIGKILL);
+ exit(0);
+fail:
+ kill(pid, SIGKILL);
+ exit(1);
+}
+]])],[ac_cv_mp_procfs=yes],[ac_cv_mp_procfs=no],[
+# Guess or punt.
+case "$host_os" in
+svr4.2*|svr5*)
+ ac_cv_mp_procfs=yes
+ ;;
+*)
+ ac_cv_mp_procfs=no
+ ;;
+esac
+])])
+AC_MSG_RESULT($ac_cv_mp_procfs)
+if test "$ac_cv_mp_procfs" = yes
+then
+ AC_DEFINE([HAVE_MP_PROCFS], 1,
+[Define if you have a SVR4 MP type procfs.
+I.E. /dev/xxx/ctl, /dev/xxx/status.
+Also implies that you have the pr_lwp member in prstatus.])
+fi
+])
+
+dnl ### A macro to determine if procfs is pollable.
+AC_DEFUN([AC_POLLABLE_PROCFS],
+[AC_MSG_CHECKING(for pollable procfs)
+AC_CACHE_VAL(ac_cv_pollable_procfs,
+[AC_RUN_IFELSE([AC_LANG_SOURCE([[
+#include <stdio.h>
+#include <signal.h>
+#include <sys/procfs.h>
+#include <sys/stropts.h>
+#include <poll.h>
+
+#ifdef HAVE_MP_PROCFS
+#define PIOCSTOP PCSTOP
+#define POLLWANT POLLWRNORM
+#define PROC "/proc/%d/ctl"
+#define PROC_MODE "w"
+int IOCTL (int fd, int cmd, int arg) {
+ return write (fd, &cmd, sizeof cmd);
+}
+#else
+#define POLLWANT POLLPRI
+#define PROC "/proc/%d"
+#define PROC_MODE "r+"
+#define IOCTL ioctl
+#endif
+
+main()
+{
+ int pid;
+ char proc[32];
+ FILE *pfp;
+ struct pollfd pfd;
+
+ if ((pid = fork()) == 0) {
+ pause();
+ exit(0);
+ }
+ sprintf(proc, PROC, pid);
+ if ((pfp = fopen(proc, PROC_MODE)) == NULL)
+ goto fail;
+ if (IOCTL(fileno(pfp), PIOCSTOP, NULL) < 0)
+ goto fail;
+ pfd.fd = fileno(pfp);
+ pfd.events = POLLWANT;
+ if (poll(&pfd, 1, 0) < 0)
+ goto fail;
+ if (!(pfd.revents & POLLWANT))
+ goto fail;
+ kill(pid, SIGKILL);
+ exit(0);
+fail:
+ kill(pid, SIGKILL);
+ exit(1);
+}
+]])],[ac_cv_pollable_procfs=yes],[ac_cv_pollable_procfs=no],[
+# Guess or punt.
+case "$host_os" in
+solaris2*|irix5*|svr4.2uw*|svr5*)
+ ac_cv_pollable_procfs=yes
+ ;;
+*)
+ ac_cv_pollable_procfs=no
+ ;;
+esac
+])])
+AC_MSG_RESULT($ac_cv_pollable_procfs)
+if test "$ac_cv_pollable_procfs" = yes
+then
+ AC_DEFINE([HAVE_POLLABLE_PROCFS], 1,
+[Define if you have SVR4 and the poll system call works on /proc files.])
+fi
+])
+
+dnl ### A macro to determine if the prstatus structure has a pr_syscall member.
+AC_DEFUN([AC_STRUCT_PR_SYSCALL],
+[AC_MSG_CHECKING(for pr_syscall in struct prstatus)
+AC_CACHE_VAL(ac_cv_struct_pr_syscall,
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/procfs.h>]], [[#ifdef HAVE_MP_PROCFS
+pstatus_t s;
+s.pr_lwp.pr_syscall
+#else
+prstatus_t s;
+s.pr_syscall
+#endif]])],[ac_cv_struct_pr_syscall=yes],[ac_cv_struct_pr_syscall=no])])
+AC_MSG_RESULT($ac_cv_struct_pr_syscall)
+if test "$ac_cv_struct_pr_syscall" = yes
+then
+ AC_DEFINE([HAVE_PR_SYSCALL], 1,
+[Define if the prstatus structure in sys/procfs.h has a pr_syscall member.])
+fi
+])
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