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Port better to AIX.

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* configure.ac (with_xpm_set): New shell var.
(_THREAD_SAFE): Define on AIX if HAVE_PTHREAD.
(with_xpm): Default to 'no' on AIX.
(LIBXPM): Append -lXpm if -lXaw is also used, as the latter
requires the former on AIX.

Fixes: debbugs:17598
This commit is contained in:
Paul Eggert 2014-06-06 23:10:39 -07:00
parent 7f11800984
commit a0e26ff003
2 changed files with 24 additions and 0 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2014-06-07 Paul Eggert <eggert@cs.ucla.edu>
Port better to AIX (Bug#17598).
* configure.ac (with_xpm_set): New shell var.
(_THREAD_SAFE): Define on AIX if HAVE_PTHREAD.
(with_xpm): Default to 'no' on AIX.
(LIBXPM): Append -lXpm if -lXaw is also used, as the latter
requires the former on AIX.
2014-05-30 Paul Eggert <eggert@cs.ucla.edu>
Fix port to 32-bit AIX with xlc (Bug#17598).

15
configure.ac
View File

@ -242,6 +242,7 @@ fi
dnl _ON results in a '--without' option in the --help output, so
dnl the help text should refer to "don't compile", etc.
with_xpm_set=${with_xpm+set}
OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support])
OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support])
OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support])
@ -2074,6 +2075,14 @@ if test "$HAVE_PTHREAD" = yes; then
LIBS="$LIB_PTHREAD $LIBS" ;;
esac
AC_DEFINE(HAVE_PTHREAD, 1, [Define to 1 if you have pthread (-lpthread).])
# Some systems optimize for single-threaded programs by default, and
# need special flags to disable these optimizations. For example, the
# definition of 'errno' in <errno.h>.
if test "$opsys" = aix4-2; then
AC_DEFINE([_THREAD_SAFE], [1],
[Define to 1 if your system requires this in multithreaded code.])
fi
fi
AC_SUBST([LIB_PTHREAD])
@ -2984,6 +2993,9 @@ no_return_alloc_pixels
fi
if test "${HAVE_X11}" = "yes"; then
dnl Avoid Xpm on AIX unless requested, as it crashes; see Bug#17598.
test "$opsys$with_xpm_set" = aix4-2 && with_xpm=no
if test "${with_xpm}" != "no"; then
AC_CHECK_HEADER(X11/xpm.h,
[AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)])
@ -3007,6 +3019,9 @@ no_return_alloc_pixels
if test "${HAVE_XPM}" = "yes"; then
AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).])
LIBXPM=-lXpm
elif test "$opsys,$LUCID_LIBW" = aix4-2,-lXaw; then
dnl AIX -lXaw needs -lXpm linked too; see Bug#17598 Message#152.
LIBXPM=-lXpm
fi
fi