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Fix configure.ac for some Bourne shells

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This fixes running configure under /bin/sh on Solaris 10, and
some other Unix systems.

* configure.ac: Avoid POSIX style command substitutions.
(emacs_major_version): Avoid POSIX style pattern substitution.
(PORT_PACKAGE, MAC_FLAGS, MAC_LIBS): Avoid POSIX style command
substitutions.
This commit is contained in:
Your Name 2023-04-25 20:28:38 +08:00
parent d18c4ef4fe
commit b8f94eb0f1
1 changed files with 20 additions and 26 deletions
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46
configure.ac
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@ -1001,7 +1001,7 @@ AC_ARG_ENABLE([gcc-warnings],
# however, if there is also a .tarball-version file it is probably # however, if there is also a .tarball-version file it is probably
# just a release imported into Git for patch management. # just a release imported into Git for patch management.
gl_gcc_warnings=no gl_gcc_warnings=no
if test -e "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version; then if test -d "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version; then
# Clang typically identifies itself as GCC 4.2 or something similar # Clang typically identifies itself as GCC 4.2 or something similar
# even if it is recent enough to accept the warnings we enable. # even if it is recent enough to accept the warnings we enable.
AS_IF([test "$emacs_cv_clang" = yes], AS_IF([test "$emacs_cv_clang" = yes],
@ -2034,31 +2034,23 @@ if test "${with_ns}" != no; then
ns_appresdir=${ns_appdir}/Contents/Resources ns_appresdir=${ns_appdir}/Contents/Resources
ns_appsrc=Cocoa/Emacs.base ns_appsrc=Cocoa/Emacs.base
ns_fontfile=macfont.o ns_fontfile=macfont.o
elif flags=$( (gnustep-config --objc-flags) 2>/dev/null); then elif flags=`(gnustep-config --objc-flags) 2>/dev/null`; then
NS_IMPL_GNUSTEP=yes NS_IMPL_GNUSTEP=yes
NS_GNUSTEP_CONFIG=yes NS_GNUSTEP_CONFIG=yes
GNU_OBJC_CFLAGS="$flags" GNU_OBJC_CFLAGS="$flags"
LIBS_GNUSTEP=$(gnustep-config --gui-libs) || exit LIBS_GNUSTEP=`gnustep-config --gui-libs || exit`
elif test -f $GNUSTEP_CONFIG_FILE; then elif test -f $GNUSTEP_CONFIG_FILE; then
NS_IMPL_GNUSTEP=yes NS_IMPL_GNUSTEP=yes
dnl FIXME sourcing this several times in subshells seems inefficient. dnl FIXME sourcing this several times in subshells seems inefficient.
GNUSTEP_SYSTEM_HEADERS=$( GNUSTEP_SYSTEM_HEADERS=`. $GNUSTEP_CONFIG_FILE \
. $GNUSTEP_CONFIG_FILE && AS_ECHO(["$GNUSTEP_SYSTEM_HEADERS"])`
AS_ECHO(["$GNUSTEP_SYSTEM_HEADERS"]) GNUSTEP_SYSTEM_LIBRARIES=` . $GNUSTEP_CONFIG_FILE \
) && AS_ECHO(["$GNUSTEP_SYSTEM_LIBRARIES"])`
GNUSTEP_SYSTEM_LIBRARIES=$(
. $GNUSTEP_CONFIG_FILE
AS_ECHO(["$GNUSTEP_SYSTEM_LIBRARIES"])
)
dnl I seemed to need these as well with GNUstep-startup 0.25. dnl I seemed to need these as well with GNUstep-startup 0.25.
GNUSTEP_LOCAL_HEADERS=$( GNUSTEP_LOCAL_HEADERS=`. $GNUSTEP_CONFIG_FILE \
. $GNUSTEP_CONFIG_FILE && AS_ECHO(["$GNUSTEP_LOCAL_HEADERS"])`
AS_ECHO(["$GNUSTEP_LOCAL_HEADERS"]) GNUSTEP_LOCAL_LIBRARIES=`. $GNUSTEP_CONFIG_FILE \
) && AS_ECHO(["$GNUSTEP_LOCAL_LIBRARIES"])`
GNUSTEP_LOCAL_LIBRARIES=$(
. $GNUSTEP_CONFIG_FILE
AS_ECHO(["$GNUSTEP_LOCAL_LIBRARIES"])
)
test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \
GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}"
test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \
@ -4207,7 +4199,7 @@ module_env_snippet_27="$srcdir/src/module-env-27.h"
module_env_snippet_28="$srcdir/src/module-env-28.h" module_env_snippet_28="$srcdir/src/module-env-28.h"
module_env_snippet_29="$srcdir/src/module-env-29.h" module_env_snippet_29="$srcdir/src/module-env-29.h"
module_env_snippet_30="$srcdir/src/module-env-30.h" module_env_snippet_30="$srcdir/src/module-env-30.h"
emacs_major_version="${PACKAGE_VERSION%%.*}" emacs_major_version=`AS_ECHO([$PACKAGE_VERSION]) | sed 's/[[.]].*//'`
AC_SUBST([emacs_major_version]) AC_SUBST([emacs_major_version])
### Emacs Lisp native compiler support ### Emacs Lisp native compiler support
@ -4317,14 +4309,16 @@ if test "${with_native_compilation}" != "no"; then
# available. (We filter out the gcc4 packages, because they # available. (We filter out the gcc4 packages, because they
# don't support jit, and they have names like "gcc49" that # don't support jit, and they have names like "gcc49" that
# sort later than "gcc11".) # sort later than "gcc11".)
PORT_PACKAGE=$(port installed active | grep '^ *gcc@<:@0-9@:>@* ' | \ PORT_PACKAGE=`port installed active | grep '^ *gcc@<:@0-9@:>@* ' | \
awk '{ print $1; }' | grep -v 'gcc4@<:@0-9@:>@' | \ awk '{ print $1; }' | grep -v 'gcc4@<:@0-9@:>@' | \
sort -V | tail -n 1) sort -V | tail -n 1`
if test -n "$PORT_PACKAGE"; then if test -n "$PORT_PACKAGE"; then
MAC_CFLAGS="-I$(dirname $(port contents $PORT_PACKAGE | \ emacs_val=`port contents $PORT_PACKAGE | grep libgccjit.h`
grep libgccjit.h))" emacs_val=`dirname $emacs_val`
MAC_LIBS="-L$(dirname $(port contents $PORT_PACKAGE | \ MAC_CFLAGS="-I$emacs_val"
grep libgccjit.dylib))" emacs_val=`port contents $PORT_PACKAGE | grep libgccjit.dylib`
emacs_val=`dirname $emacs_val`
MAC_LIBS="-L$emacs_val"
fi fi
fi fi