mirror of
https://github.com/fish-shell/fish-shell.git
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David Adam
parent
e39628bbe9
commit
6a5d89669e
158
configure.ac
158
configure.ac
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@ -94,6 +94,8 @@ AC_PROG_SED
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AC_LANG(C++)
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AC_USE_SYSTEM_EXTENSIONS
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AC_CANONICAL_TARGET
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echo "CXXFLAGS: $CXXFLAGS"
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#
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@ -229,42 +231,6 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],
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])
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LDFLAGS="$prev_LDFLAGS"
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#
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# Test cpu for special handling of ppc
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#
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# This is used to skip use of tputs on ppc systems, since it seemed to
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# be broken, at least on older debin-based systems. This is obviously
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# not the right way to to detect whether this workaround should be
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# used, since it catches far to many systems, but I do not have the
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# hardware available to narrow this problem down, and in practice, it
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# seems that tputs is never really needed.
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#
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AC_CANONICAL_TARGET
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if test $target_cpu = powerpc; then
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AC_DEFINE([TPUTS_KLUDGE],[1],[Evil kludge to get Power based machines to work])
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fi
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#
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# BSD-specific flags go here
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#
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AC_MSG_CHECKING([if we are under BSD])
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case $target_os in
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*bsd*)
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AC_DEFINE( __BSD_VISIBLE, 1, [Macro to enable additional prototypes under BSD])
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AC_DEFINE( _NETBSD_SOURCE, 1, [Macro to enable additional prototypes under BSD])
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AC_MSG_RESULT(yes)
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;;
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*)
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AC_MSG_RESULT(no)
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;;
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esac
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#
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# See if Linux procfs is present. This is used to get extra
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# information about running processes.
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@ -329,121 +295,6 @@ AC_CHECK_SIZEOF(wchar_t)
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WCHAR_T_BITS=`expr 8 \* $ac_cv_sizeof_wchar_t`
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AC_DEFINE_UNQUOTED([WCHAR_T_BITS], [$WCHAR_T_BITS], [The size of wchar_t in bits.])
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#
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# On some platforms (Solaris 10) adding -std=c99 in turn requires that
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# _POSIX_C_SOURCE be defined to 200112L otherwise several
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# POSIX-specific, non-ISO-C99 types/prototypes are made unavailable
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# e.g. siginfo_t. Defining _XOPEN_SOURCE to 600 is compatible with
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# the _POSIX_C_SOURCE value and provides a little assurance that
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# extension functions' prototypes are available, e.g. killpg().
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#
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# Some other platforms (OS X), will remove types/prototypes/macros
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# e.g. SIGWINCH if either _POSIX_C_SOURCE or _XOPEN_SOURCE is defined.
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#
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# This test adds these macros only if they enable a program that uses
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# both Posix and non-standard features to compile, and that program
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# does not compile without these macros.
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#
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# We try to make everyone happy.
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#
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# The ordering of the various autoconf tests is very critical as well:
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#
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# * This test needs to be run _after_ header detection tests, so that
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# the proper headers are included.
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#
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# * This test needs to be run _before_ testing for the presense of any
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# prototypes or other language functinality.
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XCXXFLAGS="$CXXFLAGS"
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echo checking how to use -D_XOPEN_SOURCE=600 and -D_POSIX_C_SOURCE=200112L...
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local_found_posix_switch=no
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for i in "" "-D_POSIX_C_SOURCE=200112L" "-D_XOPEN_SOURCE=600 -D_POSIX_C_SOURCE=200112L"; do
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AC_MSG_CHECKING( if switches \"$i\" works)
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CXXFLAGS="$XCXXFLAGS $i"
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#
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# Try to run this program, which should test various extensions
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# and Posix functionality. If this program works, then everything
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# should work. Hopefully.
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#
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AC_TRY_LINK(
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[
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/types.h>
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/* POSIX, C89 and C99: POSIX extends this header.
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* For: kill(), killpg(), siginfo_t, sigset_t,
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* struct sigaction, sigemptyset(), sigaction(),
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* SIGIO and SIGWINCH. */
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#include <signal.h>
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#ifdef HAVE_SIGINFO_H
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/* Neither POSIX, C89 nor C99: Solaris-specific (others?).
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* For: siginfo_t (also defined by signal.h when in
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* POSIX/extensions mode). */
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#include <siginfo.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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/* As above (under at least Linux and FreeBSD). */
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#include <sys/ioctl.h>
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#endif
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#ifdef HAVE_TERMIOS_H
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#include <termios.h>
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#endif
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],
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[
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/* Avert high-level optimisation, by making the program's
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* return value depend on all tested identifiers. */
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long ret = 0;
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/* POSIX only: might be unhidden by _POSIX_C_SOURCE. */
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struct sigaction sa;
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sigset_t ss;
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siginfo_t info;
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ret += (long)(void *)&info + kill( 0, 0 ) +
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sigaction( 0, &sa, 0 ) + sigemptyset( &ss );
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/* Extended-POSIX: might be unhidden by _XOPEN_SOURCE. */
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ret += killpg( 0, 0 );
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/* Non-standard: might be hidden by the macros. */
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{
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struct winsize termsize;
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ret += (long)(void *)&termsize;
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ret += SIGWINCH + TIOCGWINSZ + SIGIO;
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}
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return ret;
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],
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local_cv_use__posix_c_source=yes,
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local_cv_use__posix_c_source=no,
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)
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if test x$local_cv_use__posix_c_source = xyes; then
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AC_MSG_RESULT( yes )
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local_found_posix_switch=yes
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break;
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else
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AC_MSG_RESULT( no )
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fi
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done
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#
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# We didn't find any combination of switches that worked - revert to
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# no switches and hope that the fallbacks work. A warning will be
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# printed at the end of the configure script.
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#
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if test ! x$local_found_posix_switch = xyes; then
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CXXFLAGS="$XCXXFLAGS"
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fi
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#
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# Detect nanoseconds fields in struct stat
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#
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@ -826,11 +677,6 @@ AC_ARG_WITH([extra-confdir],
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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if test ! x$local_found_posix_switch = xyes; then
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echo "Can't find a combination of switches to enable common extensions like detecting window size."
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echo "Some fish features may be disabled."
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fi
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echo "fish is now configured."
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echo "Use 'make' and 'make install' to build and install fish."
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@ -42,14 +42,6 @@
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#include "fallback.h" // IWYU pragma: keep
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#include "util.h" // IWYU pragma: keep
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#ifdef TPUTS_KLUDGE
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int tputs(const char *str, int affcnt, int (*fish_putc)(tputs_arg_t)) {
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while (*str) {
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fish_putc(*str++);
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}
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}
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#endif
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#ifdef TPARM_SOLARIS_KLUDGE
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#undef tparm
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@ -57,14 +57,6 @@ struct winsize {
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#endif
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#ifdef TPUTS_KLUDGE
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/// Linux on PPC seems to have a tputs implementation that sometimes behaves strangely. This
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/// fallback seems to fix things.
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int tputs(const char *str, int affcnt, int (*fish_putc)(tputs_arg_t));
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#endif
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#ifdef TPARM_SOLARIS_KLUDGE
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/// Solaris tparm has a set fixed of paramters in it's curses implementation, work around this here.
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#define tparm tparm_solaris_kludge
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