Here is a good, self-contained patch, touching only the build mechanism.
Please apply, and "cvs add" config/cygwin.m4
--
Kayvan A. Sylvan | Proud husband of | Father to my kids:
Sylvan Associates, Inc. | Laura Isabella Sylvan | Katherine Yelena (8/8/89)
http://sylvan.com/~kayvan | "crown of her husband" | Robin Gregory (2/28/92)
? config/cygwin.m4
Index: ChangeLog
===================================================================
RCS file: /cvs/lyx/lyx-devel/ChangeLog,v
retrieving revision 1.924
diff -u -r1.924 ChangeLog
--- ChangeLog 2003/03/08 13:47:20 1.924
+++ ChangeLog 2003/03/13 01:00:11
@@ -1,3 +1,7 @@
+2003-03-12 Kayvan Sylvan <[EMAIL PROTECTED]>
+
+ * autogen.sh (ACINCLUDE_FILES): Added cygwin.m4
+
2003-03-08 Lars Gullik Bjønnes <[EMAIL PROTECTED]>
* add bogus entry
Index: autogen.sh
===================================================================
RCS file: /cvs/lyx/lyx-devel/autogen.sh,v
retrieving revision 1.43
diff -u -r1.43 autogen.sh
--- autogen.sh 2003/02/11 13:07:37 1.43
+++ autogen.sh 2003/03/13 01:00:11
@@ -4,7 +4,7 @@
AUTOHEADER="autoheader"
AUTOMAKE="automake -a -c --foreign"
AUTOCONF="autoconf"
-ACINCLUDE_FILES="lyxinclude.m4 libtool.m4 codeset.m4 gettext.m4 glibc21.m4 iconv.m4
isc-posix.m4 lcmessage.m4 progtest.m4 xforms.m4 qt.m4 gtk--.m4 gnome--.m4 gnome.m4
pspell.m4 pkg.m4"
+ACINCLUDE_FILES="lyxinclude.m4 libtool.m4 codeset.m4 gettext.m4 glibc21.m4 iconv.m4
isc-posix.m4 lcmessage.m4 progtest.m4 xforms.m4 qt.m4 gtk--.m4 gnome--.m4 gnome.m4
pspell.m4 cygwin.m4 pkg.m4"
# Discover what version of autoconf we are using.
autoversion=`$AUTOCONF --version | head -n 1`
Index: config/ChangeLog
===================================================================
RCS file: /cvs/lyx/lyx-devel/config/ChangeLog,v
retrieving revision 1.95
diff -u -r1.95 ChangeLog
--- config/ChangeLog 2003/03/10 19:18:42 1.95
+++ config/ChangeLog 2003/03/13 01:00:42
@@ -1,3 +1,15 @@
+2003-03-12 Kayvan Sylvan <[EMAIL PROTECTED]>
+
+ * configure.ac configure.in: Add the CHECK_WITH_CYGWIN macro call.
+
+ * Makefile.am: add cygwin.m4 to EXTRA_DIST
+
+ * cygwin.m4: Add CHECK_WITH_CYGWIN function to encapuslate
+ some checks for Win32 GCC based on info from the following URL:
+ http://bugzilla.gnome.org/showattachment.cgi?attach_id=12253
+
+ * libtool.m4: TAB to SPACE fixes. Now impgen.c compiles on Cygwin.
+
2003-03-10 Lars Gullik Bjønnes <[EMAIL PROTECTED]>
* pspell.m4: simplify pspell checking even more
Index: config/Makefile.am
===================================================================
RCS file: /cvs/lyx/lyx-devel/config/Makefile.am,v
retrieving revision 1.7
diff -u -r1.7 Makefile.am
--- config/Makefile.am 2003/02/18 18:00:51 1.7
+++ config/Makefile.am 2003/03/13 01:00:42
@@ -4,4 +4,4 @@
lyxinclude.m4 lyxinclude25x.m4 lyxinclude213.m4 \
glibc21.m4 iconv.m4 isc-posix.m4 lcmessage.m4 progtest.m4 \
qt.m4 gtk--.m4 gnome--.m4 gnome.m4 pkg.m4 xforms.m4 pspell.m4 \
- relyx_configure.ac relyx_configure.in
+ relyx_configure.ac relyx_configure.in cygwin.m4
Index: config/configure.ac
===================================================================
RCS file: /cvs/lyx/lyx-devel/config/configure.ac,v
retrieving revision 1.32
diff -u -r1.32 configure.ac
--- config/configure.ac 2003/03/10 14:28:14 1.32
+++ config/configure.ac 2003/03/13 01:00:42
@@ -131,6 +131,9 @@
### Check if we want pspell libraries
CHECK_WITH_PSPELL
+### Check for some Cygwin-specific details.
+CHECK_WITH_CYGWIN
+
### Check for X libraries
# The real thing.
AC_PATH_XTRA
Index: config/configure.in
===================================================================
RCS file: /cvs/lyx/lyx-devel/config/configure.in,v
retrieving revision 1.25
diff -u -r1.25 configure.in
--- config/configure.in 2003/03/10 14:28:14 1.25
+++ config/configure.in 2003/03/13 01:00:43
@@ -134,6 +134,9 @@
### Check if we want pspell libraries
CHECK_WITH_PSPELL
+### Check for some Cygwin-specific details.
+CHECK_WITH_CYGWIN
+
### Check for X libraries
# The real thing.
AC_PATH_XTRA
Index: config/libtool.m4
===================================================================
RCS file: /cvs/lyx/lyx-devel/config/libtool.m4,v
retrieving revision 1.5
diff -u -r1.5 libtool.m4
--- config/libtool.m4 2002/08/14 11:24:22 1.5
+++ config/libtool.m4 2003/03/13 01:00:58
@@ -2737,44 +2737,44 @@
#
# dll = open(filename, O_RDONLY|O_BINARY);
# if (dll < 1)
-# return 1;
+# return 1;
#
# dll_name = filename;
#
# for (i=0; filename[i]; i++)
-# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':')
-# dll_name = filename + i +1;
+# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':')
+# dll_name = filename + i +1;
#
# pe_header_offset = pe_get32 (dll, 0x3c);
# opthdr_ofs = pe_header_offset + 4 + 20;
# num_entries = pe_get32 (dll, opthdr_ofs + 92);
#
# if (num_entries < 1) /* no exports */
-# return 1;
+# return 1;
#
# export_rva = pe_get32 (dll, opthdr_ofs + 96);
# export_size = pe_get32 (dll, opthdr_ofs + 100);
# nsections = pe_get16 (dll, pe_header_offset + 4 +2);
# secptr = (pe_header_offset + 4 + 20 +
-# pe_get16 (dll, pe_header_offset + 4 + 16));
+# pe_get16 (dll, pe_header_offset + 4 + 16));
#
# expptr = 0;
# for (i = 0; i < nsections; i++)
# {
-# char sname[8];
-# unsigned long secptr1 = secptr + 40 * i;
-# unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
-# unsigned long vsize = pe_get32 (dll, secptr1 + 16);
-# unsigned long fptr = pe_get32 (dll, secptr1 + 20);
-# lseek(dll, secptr1, SEEK_SET);
-# read(dll, sname, 8);
-# if (vaddr <= export_rva && vaddr+vsize > export_rva)
-# {
-# expptr = fptr + (export_rva - vaddr);
-# if (export_rva + export_size > vaddr + vsize)
-# export_size = vsize - (export_rva - vaddr);
-# break;
-# }
+# char sname[8];
+# unsigned long secptr1 = secptr + 40 * i;
+# unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
+# unsigned long vsize = pe_get32 (dll, secptr1 + 16);
+# unsigned long fptr = pe_get32 (dll, secptr1 + 20);
+# lseek(dll, secptr1, SEEK_SET);
+# read(dll, sname, 8);
+# if (vaddr <= export_rva && vaddr+vsize > export_rva)
+# {
+# expptr = fptr + (export_rva - vaddr);
+# if (export_rva + export_size > vaddr + vsize)
+# export_size = vsize - (export_rva - vaddr);
+# break;
+# }
# }
#
# expdata = (unsigned char*)malloc(export_size);
@@ -2788,8 +2788,8 @@
# printf ("EXPORTS\n");
# for (i = 0; i<nexp; i++)
# {
-# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
-# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
+# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
+# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
# }
#
# return 0;
# Macro added for some Cygwin-specific support -*- sh -*-
# @author@: Kayvan Sylvan
AC_DEFUN(CHECK_WITH_CYGWIN,
[
case $host_os in
cygwin* | mingw* | pw32* )
if test "$GCC" = yes; then
# Ensure MSVC-compatible struct packing convention.
# Depends on GCC version. gcc2 uses -fnative-struct while
# gcc3 uses -mms-bitfields.
#
msnative_struct=''
AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
case `$CC --version | sed -e 's,\..*,.,' -e q` in
2.)
if $CC -v --help 2>/dev/null | grep fnative-struct > /dev/null; then
msnative_struct='-fnative-struct'
fi
;;
*)
if $CC -v --help 2>/dev/null | grep ms-bitfields > /dev/null; then
msnative_struct='-mms-bitfields'
fi
;;
esac
if test x"$msnative_struct" = x; then
AC_MSG_RESULT([no way])
AC_MSG_WARN([produced libraries might be incompatible with MSVC libs])
else
CXXFLAGS="$CXXFLAGS $msnative_struct"
AC_MSG_RESULT([${msnative_struct}])
fi
fi
# Export all symbols to Win32 DLL using MinGW 2.0 ld.
WIN32_LD_EXPORT_ALL_SYMBOLS=''
AC_MSG_CHECKING([whether ld accepts --export-all-symbols])
if $LD --help 2>&1 | egrep 'export-all-symbols' > /dev/null; then
WIN32_LD_EXPORT_ALL_SYMBOLS='-Wl,--export-all-symbols'
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
if test x"$WIN32_LD_EXPORT_ALL_SYMBOLS" != x; then
LDFLAGS="$LDFLAGS $WIN32_LD_EXPORT_ALL_SYMBOLS"
fi
;;
esac
])
