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Clean up configure script a little, update default man page

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@1670 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet
2001-11-01 14:54:06 +00:00
parent d2896be34a
commit 322d454659
1 changed files with 25 additions and 22 deletions
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configure.in
+25 -22
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@@ -1,7 +1,7 @@
dnl -*- sh -*- dnl -*- sh -*-
dnl the "configure" script is made from this by running GNU "autoconf" dnl the "configure" script is made from this by running GNU "autoconf"
dnl dnl
dnl "$Id: configure.in,v 1.33.2.31.2.16 2001/10/25 17:25:11 easysw Exp $" dnl "$Id: configure.in,v 1.33.2.31.2.17 2001/11/01 14:54:06 easysw Exp $"
dnl dnl
dnl Configuration script for the Fast Light Tool Kit (FLTK). dnl Configuration script for the Fast Light Tool Kit (FLTK).
dnl dnl
@@ -306,7 +306,7 @@ AC_SUBST(CAT3EXT)
dnl Fix "mandir" variable... dnl Fix "mandir" variable...
if test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"; then if test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"; then
case "$uname" in case "$uname" in
FreeBSD* | NetBSD* | OpenBSD* | Linux*) *BSD* | Darwin* | Linux*)
# *BSD # *BSD
mandir="\${prefix}/share/man" mandir="\${prefix}/share/man"
;; ;;
@@ -335,28 +335,31 @@ dnl do this last so messing with switches does not break tests
MAKEDEPEND="\$(CXX) -M" MAKEDEPEND="\$(CXX) -M"
if test -n "$GXX"; then if test -n "$GXX"; then
# Starting with GCC 3.0, the brainiacs in the GCC team decided # Starting with GCC 3.0, you must link C++ programs against either
# that all C++ programs should depend on libstdc++. Not only # libstdc++ (shared by default), or libsupc++ (always static). If
# is this not necessary, but it *prevents* binary compatibility # you care about binary portability between Linux distributions,
# between different distributions of Linux (and even on other # you need to either 1) build your own GCC with static C++ libraries
# OS's that normally don't include the GCC version of libstdc++...) # or 2) link using gcc and libsupc++. We choose the latter since
# FLTK doesn't (currently) use any of the stdc++ library.
# #
# Also, GCC 3.0.x still has problems compiling some code. You may # Also, GCC 3.0.x still has problems compiling some code. You may
# or may not have success with it. USE 3.0.x WITH EXTREME CAUTION! # or may not have success with it. USE 3.0.x WITH EXTREME CAUTION!
# #
# The following check uses "gcc" instead of "c++" or "g++" # Previous versions of GCC do not have the reliance on the stdc++
# when compiling with older versions of GCC which don't have # or g++ libraries, so the extra supc++ library is not needed.
# this ridiculous reliance on libstdc++.
case "`$CXX --version`" in case "`$CXX --version`" in
3*) 3*)
AC_MSG_WARN(GCC 3.x may not work properly and introduces unnecessary dependencies on libstdc++!) AC_MSG_WARN(GCC 3.0.x is known to produce incorrect code - use with caution!)
LIBS="$LIBS -lsupc++"
;; ;;
*) 3.1*)
CXX="$CC" LIBS="$LIBS -lsupc++"
;; ;;
esac esac
CXX="$CC"
CFLAGS="-Wall $CFLAGS" CFLAGS="-Wall $CFLAGS"
CXXFLAGS="-Wall $CXXFLAGS" CXXFLAGS="-Wall $CXXFLAGS"
if test -z "$DEBUGFLAG"; then if test -z "$DEBUGFLAG"; then
@@ -377,26 +380,26 @@ if test -n "$GXX"; then
fi fi
# See if GCC supports -fno-exceptions... # See if GCC supports -fno-exceptions...
AC_MSG_CHECKING(Testing if GCC supports -fno-exceptions...) AC_MSG_CHECKING(Checking if GCC supports -fno-exceptions)
OLDCFLAGS="$CFLAGS" OLDCFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fno-exceptions" CFLAGS="$CFLAGS -fno-exceptions"
AC_TRY_COMPILE(,, AC_TRY_COMPILE(,,
CXXFLAGS="$CXXFLAGS -fno-exceptions" OPTIM="$OPTIM -fno-exceptions"
AC_MSG_RESULT(yes; disabling them for FLTK...), AC_MSG_RESULT(yes),
CFLAGS="$OLDCFLAGS"
AC_MSG_RESULT(no)) AC_MSG_RESULT(no))
CFLAGS="$OLDCFLAGS"
# See if we are running Solaris; if so, try the -fpermissive option... # See if we are running Solaris; if so, try the -fpermissive option...
if test $uname = SunOS; then if test "$uname" = SunOS; then
AC_MSG_CHECKING(Testing if GCC supports -fpermissive...) AC_MSG_CHECKING(Checking if GCC supports -fpermissive)
OLDCFLAGS="$CFLAGS" OLDCFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fpermissive" CFLAGS="$CFLAGS -fpermissive"
AC_TRY_COMPILE(,, AC_TRY_COMPILE(,,
CXXFLAGS="$CXXFLAGS -fpermissive" OPTIM="$OPTIM -fpermissive"
AC_MSG_RESULT(yes), AC_MSG_RESULT(yes),
CFLAGS="$OLDCFLAGS"
AC_MSG_RESULT(no)) AC_MSG_RESULT(no))
CFLAGS="$OLDCFLAGS"
fi fi
else else
case `(uname) 2>/dev/null` in case `(uname) 2>/dev/null` in
@@ -491,5 +494,5 @@ AC_OUTPUT(makeinclude fltk-config)
chmod +x fltk-config chmod +x fltk-config
dnl dnl
dnl End of "$Id: configure.in,v 1.33.2.31.2.16 2001/10/25 17:25:11 easysw Exp $". dnl End of "$Id: configure.in,v 1.33.2.31.2.17 2001/11/01 14:54:06 easysw Exp $".
dnl dnl