dnl autoconf
dnl in the directory containing this script.
dnl
-dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001
+dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002
dnl Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Emacs.
. )
## We may be able to use the $PWD environment variable to make this
## absolute. But sometimes PWD is inaccurate.
- if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".${PWD}" ;
+ ## Note: we used to use ${PWD} at the end instead of `pwd`,
+ ## but that tested only for a well-formed and valid PWD,
+ ## it did not object when PWD was well-formed and valid but just wrong.
+ if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`" ;
then
srcdir="$PWD"
else
*-*-bsdi2.0* ) opsys=bsdos2 ;;
*-*-bsdi2* ) opsys=bsdos2-1 ;;
*-*-bsdi3* ) opsys=bsdos3 ;;
- *-*-bsdi4* ) opsys=bsdos4 ;;
+ *-*-bsdi[45]* ) opsys=bsdos4 ;;
esac
;;
## operating system.
;;
+ ## Compaq Nonstop
+ mips-compaq-nonstopux* )
+ machine=nonstopux opsys=nonstopux
+ ;;
+
## Convex
*-convex-bsd* | *-convex-convexos* )
machine=convex opsys=bsd4-3
rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
machine=ibmrs6000 opsys=aix4-2
;;
+ rs6000-ibm-aix5.1* | powerpc-ibm-aix5.1* )
+ machine=ibmrs6000 opsys=aix4-2
+ ;;
rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
machine=ibmrs6000 opsys=aix4
;;
if test "${HAVE_JPEG}" = "yes"; then
AC_DEFINE(HAVE_JPEG)
+ AC_EGREP_CPP(
+changequote({, })dnl avoid leadingspace on the next line
+{version= *(6[2-9]|[7-9][0-9])},
+changequote([, ])dnl
+ [#include <jpeglib.h>
+ version=JPEG_LIB_VERSION
+],
+ AC_DEFINE(HAVE_JPEG),
+ [AC_MSG_WARN([libjpeg found, but not version 6b or later])
+ HAVE_JPEG=no])
fi
fi
if test "${HAVE_X11}" = "yes"; then
if test "${with_gif}" != "no"; then
AC_CHECK_HEADER(gif_lib.h,
- AC_CHECK_LIB(ungif, DGifOpen, HAVE_GIF=yes))
+# EGifPutExtensionLast only exists from version libungif-4.1.0b1.
+# Earlier versions can crash Emacs.
+ AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
fi
if test "${HAVE_GIF}" = "yes"; then
fi
fi
+### Use session management (-lSM -lICE) if available
+HAVE_X_SM=no
+if test "${HAVE_X11}" = "yes"; then
+ AC_CHECK_HEADER(X11/SM/SMlib.h,
+ AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, -lICE))
+
+ if test "${HAVE_X_SM}" = "yes"; then
+ AC_DEFINE(HAVE_X_SM)
+ case "$LIBS" in
+ *-lSM*) ;;
+ *) LIBS="-lSM -lICE $LIBS" ;;
+ esac
+ fi
+fi
+
# If netdb.h doesn't declare h_errno, we must declare it by hand.
AC_CACHE_CHECK(whether netdb declares h_errno,
emacs_cv_netdb_declares_h_errno,
random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
utimes setrlimit setpgid getcwd getwd shutdown strftime getaddrinfo \
-__fpending mblen mbrlen strsignal setitimer ualarm index rindex \
+__fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
+sendto recvfrom getsockopt setsockopt getsockname getpeername \
gai_strerror mkstemp)
+AC_CHECK_HEADERS(sys/un.h)
+
AC_FUNC_MKTIME
if test "$ac_cv_func_working_mktime" = no; then
AC_DEFINE(BROKEN_MKTIME)