updated for version 7.2a
diff --git a/src/configure.in b/src/configure.in
index 628c2c3..7d85455 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -23,6 +23,11 @@
dnl Check for extension of executables
AC_EXEEXT
+dnl Check for standard headers. We don't use this in Vim but other stuff
+dnl in autoconf needs it, where it uses STDC_HEADERS.
+AC_HEADER_STDC
+AC_HEADER_SYS_WAIT
+
dnl Set default value for CFLAGS if none is defined or it's empty
if test -z "$CFLAGS"; then
CFLAGS="-O"
@@ -47,11 +52,10 @@
fi
fi
-dnl If configure thinks we are cross compiling, there is probably something
-dnl wrong with the CC or CFLAGS settings, give an understandable error message
+dnl If configure thinks we are cross compiling, there might be something
+dnl wrong with the CC or CFLAGS settings, give a useful warning message
if test "$cross_compiling" = yes; then
- AC_MSG_ERROR([cannot compile a simple program, check CC and CFLAGS
- (cross compiling doesn't work)])
+ AC_MSG_RESULT([cannot compile a simple program; if not cross compiling check CC and CFLAGS])
fi
dnl gcc-cpp has the wonderful -MM option to produce nicer dependencies.
@@ -186,25 +190,28 @@
dnl Add /usr/local/lib to $LDFLAGS and /usr/local/include to CFLAGS.
dnl Only when the directory exists and it wasn't there yet.
dnl For gcc don't do this when it is already in the default search path.
-have_local_include=''
-have_local_lib=''
-if test "$GCC" = yes; then
- echo 'void f(){}' > conftest.c
- dnl -no-cpp-precomp is needed for OS X 10.2 (Ben Fowler)
- have_local_include=`${CC-cc} -no-cpp-precomp -c -v conftest.c 2>&1 | grep '/usr/local/include'`
- have_local_lib=`${CC-cc} -c -v conftest.c 2>&1 | grep '/usr/local/lib'`
- rm -f conftest.c conftest.o
-fi
-if test -z "$have_local_lib" -a -d /usr/local/lib; then
- tt=`echo "$LDFLAGS" | sed -e 's+-L/usr/local/lib ++g' -e 's+-L/usr/local/lib$++g'`
- if test "$tt" = "$LDFLAGS"; then
- LDFLAGS="$LDFLAGS -L/usr/local/lib"
+dnl Skip all of this when cross-compiling.
+if test "$cross_compiling" = no; then
+ have_local_include=''
+ have_local_lib=''
+ if test "$GCC" = yes; then
+ echo 'void f(){}' > conftest.c
+ dnl -no-cpp-precomp is needed for OS X 10.2 (Ben Fowler)
+ have_local_include=`${CC-cc} -no-cpp-precomp -c -v conftest.c 2>&1 | grep '/usr/local/include'`
+ have_local_lib=`${CC-cc} -c -v conftest.c 2>&1 | grep '/usr/local/lib'`
+ rm -f conftest.c conftest.o
fi
-fi
-if test -z "$have_local_include" -a -d /usr/local/include; then
- tt=`echo "$CPPFLAGS" | sed -e 's+-I/usr/local/include ++g' -e 's+-I/usr/local/include$++g'`
- if test "$tt" = "$CPPFLAGS"; then
- CPPFLAGS="$CPPFLAGS -I/usr/local/include"
+ if test -z "$have_local_lib" -a -d /usr/local/lib; then
+ tt=`echo "$LDFLAGS" | sed -e 's+-L/usr/local/lib ++g' -e 's+-L/usr/local/lib$++g'`
+ if test "$tt" = "$LDFLAGS"; then
+ LDFLAGS="$LDFLAGS -L/usr/local/lib"
+ fi
+ fi
+ if test -z "$have_local_include" -a -d /usr/local/include; then
+ tt=`echo "$CPPFLAGS" | sed -e 's+-I/usr/local/include ++g' -e 's+-I/usr/local/include$++g'`
+ if test "$tt" = "$CPPFLAGS"; then
+ CPPFLAGS="$CPPFLAGS -I/usr/local/include"
+ fi
fi
fi
@@ -1422,6 +1429,10 @@
AC_TRY_RUN([
#include <gtk/gtk.h>
#include <stdio.h>
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
int
main ()
@@ -2008,14 +2019,30 @@
dnl Checks for libraries and include files.
-AC_MSG_CHECKING(quality of toupper)
-AC_TRY_RUN([#include <ctype.h>
-main() { exit(toupper('A') == 'A' && tolower('z') == 'z'); }],
- AC_DEFINE(BROKEN_TOUPPER) AC_MSG_RESULT(bad),
- AC_MSG_RESULT(good), AC_MSG_ERROR(failed to compile test program))
+AC_CACHE_CHECK([whether toupper is broken], [vim_cv_toupper_broken],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
+#include <ctype.h>
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+main() { exit(toupper('A') == 'A' && tolower('z') == 'z'); }
+ ]],[
+ vim_cv_toupper_broken=yes
+ ],[
+ vim_cv_toupper_broken=no
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_toupper_broken')
+ ])])
+
+if test "x$vim_cv_toupper_broken" = "xyes" ; then
+ AC_DEFINE(BROKEN_TOUPPER)
+fi
AC_MSG_CHECKING(whether __DATE__ and __TIME__ work)
-AC_TRY_COMPILE(, [printf("(" __DATE__ " " __TIME__ ")");],
+AC_TRY_COMPILE([#include <stdio.h>], [printf("(" __DATE__ " " __TIME__ ")");],
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_DATE_TIME),
AC_MSG_RESULT(no))
@@ -2028,11 +2055,6 @@
AC_HEADER_DIRENT
-dnl check for standard headers, we don't use this in Vim but other stuff
-dnl in autoconf needs it
-AC_HEADER_STDC
-AC_HEADER_SYS_WAIT
-
dnl If sys/wait.h is not found it might still exist but not be POSIX
dnl compliant. In that case we define HAVE_UNION_WAIT (for NeXT)
if test $ac_cv_header_sys_wait_h = no; then
@@ -2047,7 +2069,7 @@
AC_CHECK_HEADERS(stdarg.h stdlib.h string.h sys/select.h sys/utsname.h \
termcap.h fcntl.h sgtty.h sys/ioctl.h sys/time.h sys/types.h termio.h \
- iconv.h langinfo.h unistd.h stropts.h errno.h \
+ iconv.h langinfo.h math.h unistd.h stropts.h errno.h \
sys/resource.h sys/systeminfo.h locale.h \
sys/stream.h sys/ptem.h termios.h libc.h sys/statfs.h \
poll.h sys/poll.h pwd.h utime.h sys/param.h libintl.h \
@@ -2118,11 +2140,11 @@
[
#include <sys/types.h>
#if STDC_HEADERS
-#include <stdlib.h>
-#include <stddef.h>
+# include <stdlib.h>
+# include <stddef.h>
#endif
#ifdef HAVE_SYS_RESOURCE_H
-#include <sys/resource.h>
+# include <sys/resource.h>
#endif
], ac_cv_type_rlim_t=yes, ac_cv_type_rlim_t=no)
AC_MSG_RESULT($ac_cv_type_rlim_t)
@@ -2141,8 +2163,8 @@
[
#include <sys/types.h>
#if STDC_HEADERS
-#include <stdlib.h>
-#include <stddef.h>
+# include <stdlib.h>
+# include <stddef.h>
#endif
#include <signal.h>
], ac_cv_type_stack_t=yes, ac_cv_type_stack_t=no)
@@ -2159,8 +2181,8 @@
AC_TRY_COMPILE([
#include <sys/types.h>
#if STDC_HEADERS
-#include <stdlib.h>
-#include <stddef.h>
+# include <stdlib.h>
+# include <stddef.h>
#endif
#include <signal.h>
#include "confdefs.h"
@@ -2200,6 +2222,10 @@
#ifdef HAVE_TERMCAP_H
# include <termcap.h>
#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
main() {char *s; s=(char *)tgoto("%p1%d", 0, 1); exit(0); }],
res="OK", res="FAIL", res="FAIL")
if test "$res" = "OK"; then
@@ -2224,28 +2250,61 @@
Or specify the name of the library with --with-tlib.]))
fi
-AC_MSG_CHECKING(whether we talk terminfo)
-AC_TRY_RUN([
+AC_CACHE_CHECK([whether we talk terminfo], [vim_cv_terminfo],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
#ifdef HAVE_TERMCAP_H
# include <termcap.h>
#endif
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
main()
-{char *s; s=(char *)tgoto("%p1%d", 0, 1); exit(!strcmp(s==0 ? "" : s, "1")); }],
- AC_MSG_RESULT([no -- we are in termcap land]),
- AC_MSG_RESULT([yes -- terminfo spoken here]); AC_DEFINE(TERMINFO),
- AC_MSG_ERROR(failed to compile test program.))
+{char *s; s=(char *)tgoto("%p1%d", 0, 1); exit(!strcmp(s==0 ? "" : s, "1")); }
+ ]],[
+ vim_cv_terminfo=no
+ ],[
+ vim_cv_terminfo=yes
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_terminfo')
+ ])
+ ])
+
+if test "x$vim_cv_terminfo" = "xyes" ; then
+ AC_DEFINE(TERMINFO)
+fi
if test "x$olibs" != "x$LIBS"; then
- AC_MSG_CHECKING(what tgetent() returns for an unknown terminal)
- AC_TRY_RUN([
+ AC_CACHE_CHECK([what tgetent() returns for an unknown terminal], [vim_cv_tgent],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
#ifdef HAVE_TERMCAP_H
# include <termcap.h>
#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
main()
-{char s[10000]; int res = tgetent(s, "thisterminaldoesnotexist"); exit(res != 0); }],
- AC_MSG_RESULT(zero); AC_DEFINE(TGETENT_ZERO_ERR, 0),
- AC_MSG_RESULT(non-zero),
- AC_MSG_ERROR(failed to compile test program.))
+{char s[10000]; int res = tgetent(s, "thisterminaldoesnotexist"); exit(res != 0); }
+ ]],[
+ vim_cv_tgent=zero
+ ],[
+ vim_cv_tgent=non-zero
+ ],[
+ AC_MSG_ERROR(failed to compile test program.)
+ ])
+ ])
+
+ if test "x$vim_cv_tgent" = "xzero" ; then
+ AC_DEFINE(TGETENT_ZERO_ERR, 0)
+ fi
fi
AC_MSG_CHECKING(whether termcap.h contains ospeed)
@@ -2355,10 +2414,19 @@
dnl **** pty mode/group handling ****
dnl
dnl support provided by Luke Mewburn <lm@rmit.edu.au>, 931222
-AC_MSG_CHECKING(default tty permissions/group)
rm -f conftest_grp
-AC_TRY_RUN([
+AC_CACHE_CHECK([default tty permissions/group], [vim_cv_tty_group],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
#include <sys/types.h>
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
#include <sys/stat.h>
#include <stdio.h>
main()
@@ -2385,20 +2453,35 @@
fclose(fp);
exit(0);
}
-],[
- if test -f conftest_grp; then
- ptygrp=`cat conftest_grp`
- AC_MSG_RESULT([pty mode: 0620, group: $ptygrp])
- AC_DEFINE(PTYMODE, 0620)
- AC_DEFINE_UNQUOTED(PTYGROUP,$ptygrp)
- else
+ ]],[
+ if test -f conftest_grp; then
+ vim_cv_tty_group=`cat conftest_grp`
+ if test "x$vim_cv_tty_mode" = "x" ; then
+ vim_cv_tty_mode=0620
+ fi
+ AC_MSG_RESULT([pty mode: $vim_cv_tty_mode, group: $vim_cv_tty_group])
+ else
+ vim_cv_tty_group=world
AC_MSG_RESULT([ptys are world accessable])
- fi
-],
- AC_MSG_RESULT([can't determine - assume ptys are world accessable]),
- AC_MSG_ERROR(failed to compile test program))
+ fi
+ ],[
+ vim_cv_tty_group=world
+ AC_MSG_RESULT([can't determine - assume ptys are world accessable])
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_tty_group' and 'vim_cv_tty_mode')
+ ])
+ ])
rm -f conftest_grp
+if test "x$vim_cv_tty_group" != "xworld" ; then
+ AC_DEFINE_UNQUOTED(PTYGROUP,$vim_cv_tty_group)
+ if test "x$vim_cv_tty_mode" = "x" ; then
+ AC_MSG_ERROR([It seems you're cross compiling and have 'vim_cv_tty_group' set, please also set the environment variable 'vim_cv_tty_mode' to the correct mode (propably 0620)])
+ else
+ AC_DEFINE(PTYMODE, 0620)
+ fi
+fi
+
dnl Checks for library functions. ===================================
AC_TYPE_SIGNAL
@@ -2426,8 +2509,13 @@
dnl tricky stuff: try to find out if getcwd() is implemented with
dnl system("sh -c pwd")
-AC_MSG_CHECKING(getcwd implementation)
-AC_TRY_RUN([
+AC_CACHE_CHECK([getcwd implementation is broken], [vim_cv_getcwd_broken],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
char *dagger[] = { "IFS=pwd", 0 };
main()
{
@@ -2435,11 +2523,19 @@
extern char **environ;
environ = dagger;
return getcwd(buffer, 500) ? 0 : 1;
-}],
- AC_MSG_RESULT(it is usable),
- AC_MSG_RESULT(it stinks)
- AC_DEFINE(BAD_GETCWD),
- AC_MSG_ERROR(failed to compile test program))
+}
+ ]],[
+ vim_cv_getcwd_broken=no
+ ],[
+ vim_cv_getcwd_broken=yes
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_getcwd_broken')
+ ])
+ ])
+
+if test "x$vim_cv_getcwd_broken" = "xyes" ; then
+ AC_DEFINE(BAD_GETCWD)
+fi
dnl Check for functions in one big call, to reduce the size of configure
AC_CHECK_FUNCS(bcmp fchdir fchown fseeko fsync ftello getcwd getpseudotty \
@@ -2463,14 +2559,30 @@
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_ST_BLKSIZE),
AC_MSG_RESULT(no))
-AC_MSG_CHECKING(whether stat() ignores a trailing slash)
-AC_TRY_RUN(
-[#include <sys/types.h>
+AC_CACHE_CHECK([whether stat() ignores a trailing slash], [vim_cv_stat_ignores_slash],
+ [
+ AC_RUN_IFELSE([[
+#include "confdefs.h"
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+#include <sys/types.h>
#include <sys/stat.h>
-main() {struct stat st; exit(stat("configure/", &st) != 0); }],
- AC_MSG_RESULT(yes); AC_DEFINE(STAT_IGNORES_SLASH),
- AC_MSG_RESULT(no), AC_MSG_ERROR(failed to compile test program))
+main() {struct stat st; exit(stat("configure/", &st) != 0); }
+ ]],[
+ vim_cv_stat_ignores_slash=yes
+ ],[
+ vim_cv_stat_ignores_slash=no
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_stat_ignores_slash')
+ ])
+ ])
+if test "x$vim_cv_stat_ignores_slash" = "xyes" ; then
+ AC_DEFINE(STAT_IGNORES_SLASH)
+fi
+
dnl Link with iconv for charset translation, if not found without library.
dnl check for iconv() requires including iconv.h
dnl Add "-liconv" when possible; Solaris has iconv but use GNU iconv when it
@@ -2503,6 +2615,33 @@
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_NL_LANGINFO_CODESET),
AC_MSG_RESULT(no))
+dnl Need various functions for floating point support. Only enable
+dnl floating point when they are all present.
+AC_CHECK_LIB(m, strtod)
+AC_MSG_CHECKING([for strtod() and other floating point functions])
+AC_TRY_LINK([
+#ifdef HAVE_MATH_H
+# include <math.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+], [char *s; double d;
+ d = strtod("1.1", &s);
+ d = fabs(1.11);
+ d = ceil(1.11);
+ d = floor(1.11);
+ d = log10(1.11);
+ d = pow(1.11, 2.22);
+ d = sqrt(1.11);
+ d = sin(1.11);
+ d = cos(1.11);
+ d = atan(1.11);
+ ],
+ AC_MSG_RESULT(yes); AC_DEFINE(HAVE_FLOAT_FUNCS),
+ AC_MSG_RESULT(no))
+
dnl Link with -lposix1e for ACL stuff; if not found, try -lacl for SGI
dnl when -lacl works, also try to use -lattr (required for Debian).
AC_MSG_CHECKING(--disable-acl argument)
@@ -2538,6 +2677,10 @@
AC_MSG_CHECKING(for AIX ACL support)
AC_TRY_LINK([
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
#ifdef HAVE_SYS_ACL_H
# include <sys/acl.h>
#endif
@@ -2587,6 +2730,36 @@
AC_MSG_RESULT(yes)
fi
+AC_MSG_CHECKING(--disable-sysmouse argument)
+AC_ARG_ENABLE(sysmouse,
+ [ --disable-sysmouse Don't use sysmouse (mouse in *BSD console).], ,
+ [enable_sysmouse="yes"])
+
+if test "$enable_sysmouse" = "yes"; then
+ AC_MSG_RESULT(no)
+ dnl Checking if sysmouse support can be compiled
+ dnl Configure defines HAVE_SYSMOUSE, if it is defined feature.h
+ dnl defines FEAT_SYSMOUSE if mouse support is included
+ AC_CACHE_CHECK([for sysmouse], vi_cv_have_sysmouse,
+ AC_TRY_LINK(
+ [#include <sys/consio.h>
+ #include <signal.h>
+ #include <sys/fbio.h>],
+ [struct mouse_info mouse;
+ mouse.operation = MOUSE_MODE;
+ mouse.operation = MOUSE_SHOW;
+ mouse.u.mode.mode = 0;
+ mouse.u.mode.signal = SIGUSR2;],
+ [vi_cv_have_sysmouse=yes],
+ [vi_cv_have_sysmouse=no])
+ )
+ if test $vi_cv_have_sysmouse = yes; then
+ AC_DEFINE(HAVE_SYSMOUSE)
+ fi
+else
+ AC_MSG_RESULT(yes)
+fi
+
dnl rename needs to be checked separately to work on Nextstep with cc
AC_MSG_CHECKING(for rename)
AC_TRY_LINK([#include <stdio.h>], [rename("this", "that")],
@@ -2649,22 +2822,38 @@
AC_MSG_CHECKING(size of int)
AC_CACHE_VAL(ac_cv_sizeof_int,
- [AC_TRY_RUN([#include <stdio.h>
- main()
- {
- FILE *f=fopen("conftestval", "w");
- if (!f) exit(1);
- fprintf(f, "%d\n", (int)sizeof(int));
- exit(0);
- }],
+ [AC_TRY_RUN([
+#include <stdio.h>
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+main()
+{
+ FILE *f=fopen("conftestval", "w");
+ if (!f) exit(1);
+ fprintf(f, "%d\n", (int)sizeof(int));
+ exit(0);
+}],
ac_cv_sizeof_int=`cat conftestval`,
ac_cv_sizeof_int=0,
AC_MSG_ERROR(failed to compile test program))])
AC_MSG_RESULT($ac_cv_sizeof_int)
AC_DEFINE_UNQUOTED(SIZEOF_INT, $ac_cv_sizeof_int)
-AC_MSG_CHECKING(whether memmove/bcopy/memcpy handle overlaps)
+
+dnl Check for memmove() before bcopy(), makes memmove() be used when both are
+dnl present, fixes problem with incompatibility between Solaris 2.4 and 2.5.
+
[bcopy_test_prog='
+#include "confdefs.h"
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
main() {
char buf[10];
strcpy(buf, "abcdefghi");
@@ -2678,18 +2867,54 @@
exit(0); /* libc version works properly. */
}']
-dnl Check for memmove() before bcopy(), makes memmove() be used when both are
-dnl present, fixes problem with incompatibility between Solaris 2.4 and 2.5.
+AC_CACHE_CHECK([whether memmove handles overlaps],[vim_cv_memmove_handles_overlap],
+ [
+ AC_RUN_IFELSE([[#define mch_memmove(s,d,l) memmove(d,s,l) $bcopy_test_prog]],
+ [
+ vim_cv_memmove_handles_overlap=yes
+ ],[
+ vim_cv_memmove_handles_overlap=no
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_memmove_handles_overlap')
+ ])
+ ])
-AC_TRY_RUN([#define mch_memmove(s,d,l) memmove(d,s,l) $bcopy_test_prog],
- AC_DEFINE(USEMEMMOVE) AC_MSG_RESULT(memmove does),
- AC_TRY_RUN([#define mch_memmove(s,d,l) bcopy(d,s,l) $bcopy_test_prog],
- AC_DEFINE(USEBCOPY) AC_MSG_RESULT(bcopy does),
- AC_TRY_RUN([#define mch_memmove(s,d,l) memcpy(d,s,l) $bcopy_test_prog],
- AC_DEFINE(USEMEMCPY) AC_MSG_RESULT(memcpy does), AC_MSG_RESULT(no),
- AC_MSG_ERROR(failed to compile test program)),
- AC_MSG_ERROR(failed to compile test program)),
- AC_MSG_ERROR(failed to compile test program))
+if test "x$vim_cv_memmove_handles_overlap" = "xyes" ; then
+ AC_DEFINE(USEMEMMOVE)
+else
+ AC_CACHE_CHECK([whether bcopy handles overlaps],[vim_cv_bcopy_handles_overlap],
+ [
+ AC_RUN_IFELSE([[#define mch_bcopy(s,d,l) bcopy(d,s,l) $bcopy_test_prog]],
+ [
+ vim_cv_bcopy_handles_overlap=yes
+ ],[
+ vim_cv_bcopy_handles_overlap=no
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_bcopy_handles_overlap')
+ ])
+ ])
+
+ if test "x$vim_cv_bcopy_handles_overlap" = "xyes" ; then
+ AC_DEFINE(USEBCOPY)
+ else
+ AC_CACHE_CHECK([whether memcpy handles overlaps],[vim_cv_memcpy_handles_overlap],
+ [
+ AC_RUN_IFELSE([[#define mch_memcpy(s,d,l) memcpy(d,s,l) $bcopy_test_prog]],
+ [
+ vim_cv_memcpy_handles_overlap=yes
+ ],[
+ vim_cv_memcpy_handles_overlap=no
+ ],[
+ AC_MSG_ERROR(cross-compiling: please set 'vim_cv_memcpy_handles_overlap')
+ ])
+ ])
+
+ if test "x$vim_cv_memcpy_handles_overlap" = "xyes" ; then
+ AC_DEFINE(USEMEMCPY)
+ fi
+ fi
+fi
+
dnl Check for multibyte locale functions
dnl Find out if _Xsetlocale() is supported by libX11.