# Fix recent entries for Jonathan Kamens and Martin Lorentzson.

[gnu-emacs] / configure.in

diff --git a/configure.in b/configure.in
index 7af34fb142e42ecb7a3237218a9ead1338eb73c7..2c1734563d06ab79b0582dc31a3ed952102a2b70 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -3,7 +3,7 @@ dnl To rebuild the `configure' script from this, execute the command
 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.
@@ -23,7 +23,7 @@ dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
 dnl  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 dnl  Boston, MA 02111-1307, USA.
 
-AC_PREREQ(2.50)dnl
+AC_PREREQ(2.51)dnl
 AC_INIT(src/lisp.h)
 AC_CONFIG_HEADER(src/config.h:src/config.in)
 
@@ -114,7 +114,10 @@ case "${srcdir}" in
   . )
     ## 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
@@ -249,7 +252,7 @@ case "${canonical}" in
       *-*-bsdi2.0* )           opsys=bsdos2 ;;
       *-*-bsdi2* )             opsys=bsdos2-1 ;;
       *-*-bsdi3* )             opsys=bsdos3 ;;
-      *-*-bsdi4* )             opsys=bsdos4 ;;
+      *-*-bsdi[45]* )          opsys=bsdos4 ;;
     esac
   ;;
 
@@ -355,6 +358,11 @@ case "${canonical}" in
     ## operating system.
   ;;
 
+  ## Compaq Nonstop
+  mips-compaq-nonstopux* )
+    machine=nonstopux opsys=nonstopux
+    ;;
+
   ## Convex
   *-convex-bsd* | *-convex-convexos* )
     machine=convex opsys=bsd4-3
@@ -544,6 +552,10 @@ case "${canonical}" in
     machine=hp800 opsys=hpux11
   ;;
 
+  hppa*-*-linux-gnu* )
+    machine=hp800 opsys=gnu-linux
+  ;;
+
   ## HP 9000 series 700 and 800, running HP/UX
   hppa*-hp-hpux* )
     ## Cross-compilation?  Nah!
@@ -1866,6 +1878,16 @@ if test "${HAVE_X11}" = "yes"; then
 
   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
   
@@ -1903,7 +1925,9 @@ HAVE_GIF=no
 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
@@ -1951,12 +1975,12 @@ fi
 AC_CHECK_FUNCS(touchlock)
 AC_CHECK_HEADERS(maillock.h)
 
-AC_CHECK_FUNCS(gethostname getdomainname dup2 \
+AC_CHECK_FUNCS(gethostname getdomainname getpeername dup2 \
 rename closedir mkdir rmdir sysinfo \
 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 \
 gai_strerror mkstemp)
 
 AC_FUNC_MKTIME
@@ -2014,11 +2038,11 @@ if test "${with_kerberos+set}" = set; then
     AC_CHECK_HEADERS(krb5.h)
   else
     AC_CHECK_HEADERS(des.h,,
-                    AC_CHECK_HEADERS(kerberosIV/des.h,,
-                                     AC_CHECK_HEADERS(kerberos/des.h)))
+                    [AC_CHECK_HEADERS(kerberosIV/des.h,,
+                                      [AC_CHECK_HEADERS(kerberos/des.h)])])
     AC_CHECK_HEADERS(krb.h,,
-                    AC_CHECK_HEADERS(kerberosIV/krb.h,,
-                                     AC_CHECK_HEADERS(kerberos/krb.h)))
+                    [AC_CHECK_HEADERS(kerberosIV/krb.h,,
+                                      [AC_CHECK_HEADERS(kerberos/krb.h)])])
   fi
   AC_CHECK_HEADERS(com_err.h)
 fi
@@ -2148,7 +2172,7 @@ else
   AC_MSG_RESULT(no)
 fi
 
-AC_FUNC_VFORK
+AC_FUNC_FORK
 
 # Fixme: This should be replaced when we have autoconf 2.14.
 AC_SIZE_T