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-rw-r--r--Doc/using/configure.rst11
-rw-r--r--Misc/NEWS.d/next/Build/2021-11-10-16-13-02.bpo-45723.B5gCB1.rst2
-rwxr-xr-xconfigure300
-rw-r--r--configure.ac32
4 files changed, 210 insertions, 135 deletions
diff --git a/Doc/using/configure.rst b/Doc/using/configure.rst
index 75f572c..f00766d 100644
--- a/Doc/using/configure.rst
+++ b/Doc/using/configure.rst
@@ -116,6 +116,17 @@ General Options
.. versionadded:: 3.10
+.. cmdoption:: --with-pkg-config=[check|yes|no]
+
+ Whether configure should use :program:`pkg-config` to detect build
+ dependencies.
+
+ * ``check`` (default): :program:`pkg-config` is optional
+ * ``yes``: :program:`pkg-config` is mandatory
+ * ``no``: configure does not use :program:`pkg-config` even when present
+
+ .. versionadded:: 3.11
+
Install Options
---------------
diff --git a/Misc/NEWS.d/next/Build/2021-11-10-16-13-02.bpo-45723.B5gCB1.rst b/Misc/NEWS.d/next/Build/2021-11-10-16-13-02.bpo-45723.B5gCB1.rst
new file mode 100644
index 0000000..4963618
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2021-11-10-16-13-02.bpo-45723.B5gCB1.rst
@@ -0,0 +1,2 @@
+:program:`configure` has a new option ``--with-pkg-config`` to disable or
+require pkg-config.
diff --git a/configure b/configure
index 2a89703..3c5a5da 100755
--- a/configure
+++ b/configure
@@ -661,9 +661,6 @@ DTRACE
TCLTK_LIBS
TCLTK_INCLUDES
LIBFFI_INCLUDEDIR
-PKG_CONFIG_LIBDIR
-PKG_CONFIG_PATH
-PKG_CONFIG
TZPATH
SHLIBS
CFLAGSFORSHARED
@@ -756,6 +753,9 @@ LIPO_INTEL64_FLAGS
LIPO_32BIT_FLAGS
ARCH_RUN_32BIT
UNIVERSALSDK
+PKG_CONFIG_LIBDIR
+PKG_CONFIG_PATH
+PKG_CONFIG
CONFIG_ARGS
SOVERSION
VERSION
@@ -816,6 +816,7 @@ SHELL'
ac_subst_files=''
ac_user_opts='
enable_option_checking
+with_pkg_config
enable_universalsdk
with_universal_archs
with_framework_name
@@ -869,6 +870,9 @@ enable_test_modules
ac_precious_vars='build_alias
host_alias
target_alias
+PKG_CONFIG
+PKG_CONFIG_PATH
+PKG_CONFIG_LIBDIR
MACHDEP
CC
CFLAGS
@@ -876,10 +880,7 @@ LDFLAGS
LIBS
CPPFLAGS
CPP
-PROFILE_TASK
-PKG_CONFIG
-PKG_CONFIG_PATH
-PKG_CONFIG_LIBDIR'
+PROFILE_TASK'
# Initialize some variables set by options.
@@ -1532,6 +1533,8 @@ Optional Features:
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
+ --with-pkg-config use pkg-config to detect build options (default is
+ check)
--with-universal-archs=ARCH
specify the kind of macOS universal binary that
should be created. This option is only valid when
@@ -1634,6 +1637,11 @@ Optional Packages:
install python.o (default is yes)
Some influential environment variables:
+ PKG_CONFIG path to pkg-config utility
+ PKG_CONFIG_PATH
+ directories to add to pkg-config's search path
+ PKG_CONFIG_LIBDIR
+ path overriding pkg-config's built-in search path
MACHDEP name for machine-dependent library files
CC C compiler command
CFLAGS C compiler flags
@@ -1645,11 +1653,6 @@ Some influential environment variables:
CPP C preprocessor
PROFILE_TASK
Python args for PGO generation task
- PKG_CONFIG path to pkg-config utility
- PKG_CONFIG_PATH
- directories to add to pkg-config's search path
- PKG_CONFIG_LIBDIR
- path overriding pkg-config's built-in search path
Use these variables to override the choices made by `configure' or to help
it to find libraries and programs with nonstandard names/locations.
@@ -3079,6 +3082,158 @@ define_xopen_source=yes
CONFIG_ARGS="$ac_configure_args"
+
+# Check whether --with-pkg-config was given.
+if test "${with_pkg_config+set}" = set; then :
+ withval=$with_pkg_config;
+else
+ with_pkg_config=check
+
+fi
+
+case $with_pkg_config in #(
+ yes|check) :
+
+ if test -z "$PKG_CONFIG"; then
+ { PKG_CONFIG=; unset PKG_CONFIG;}
+ { ac_cv_path_ac_pt_PKG_CONFIG=; unset ac_cv_path_ac_pt_PKG_CONFIG;}
+ { ac_cv_prog_ac_ct_PKG_CONFIG=; unset ac_cv_prog_ac_ct_PKG_CONFIG;}
+ fi
+
+
+
+
+
+
+
+if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
+ if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
+set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ case $PKG_CONFIG in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
+ ;;
+ *)
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+ ;;
+esac
+fi
+PKG_CONFIG=$ac_cv_path_PKG_CONFIG
+if test -n "$PKG_CONFIG"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+$as_echo "$PKG_CONFIG" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_path_PKG_CONFIG"; then
+ ac_pt_PKG_CONFIG=$PKG_CONFIG
+ # Extract the first word of "pkg-config", so it can be a program name with args.
+set dummy pkg-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ case $ac_pt_PKG_CONFIG in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
+ ;;
+ *)
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+ ;;
+esac
+fi
+ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
+if test -n "$ac_pt_PKG_CONFIG"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
+$as_echo "$ac_pt_PKG_CONFIG" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_pt_PKG_CONFIG" = x; then
+ PKG_CONFIG=""
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ PKG_CONFIG=$ac_pt_PKG_CONFIG
+ fi
+else
+ PKG_CONFIG="$ac_cv_path_PKG_CONFIG"
+fi
+
+fi
+if test -n "$PKG_CONFIG"; then
+ _pkg_min_version=0.9.0
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
+$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
+ if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ PKG_CONFIG=""
+ fi
+fi
+ ;; #(
+ no) :
+
+ PKG_CONFIG=''
+ ac_cv_path_ac_pt_PKG_CONFIG=''
+ ac_cv_prog_ac_ct_PKG_CONFIG=''
+ ;; #(
+ *) :
+ as_fn_error $? "invalid argument --with-pkg-config=$with_pkg_config" "$LINENO" 5
+ ;;
+esac
+if test "$with_pkg_config" = yes -a -z "$PKG_CONFIG"; then
+ as_fn_error $? "pkg-config is required" "$LINENO" 5]
+fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-universalsdk" >&5
$as_echo_n "checking for --enable-universalsdk... " >&6; }
# Check whether --enable-universalsdk was given.
@@ -10541,127 +10696,6 @@ $as_echo "no" >&6; }
fi
-
-
-
-
-
-
-
-if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
- if test -n "$ac_tool_prefix"; then
- # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
-set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PKG_CONFIG+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- case $PKG_CONFIG in
- [\\/]* | ?:[\\/]*)
- ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
- ;;
- *)
- as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
- ;;
-esac
-fi
-PKG_CONFIG=$ac_cv_path_PKG_CONFIG
-if test -n "$PKG_CONFIG"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
-$as_echo "$PKG_CONFIG" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-fi
-if test -z "$ac_cv_path_PKG_CONFIG"; then
- ac_pt_PKG_CONFIG=$PKG_CONFIG
- # Extract the first word of "pkg-config", so it can be a program name with args.
-set dummy pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- case $ac_pt_PKG_CONFIG in
- [\\/]* | ?:[\\/]*)
- ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
- ;;
- *)
- as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
- ;;
-esac
-fi
-ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
-if test -n "$ac_pt_PKG_CONFIG"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
-$as_echo "$ac_pt_PKG_CONFIG" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
- if test "x$ac_pt_PKG_CONFIG" = x; then
- PKG_CONFIG=""
- else
- case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
- PKG_CONFIG=$ac_pt_PKG_CONFIG
- fi
-else
- PKG_CONFIG="$ac_cv_path_PKG_CONFIG"
-fi
-
-fi
-if test -n "$PKG_CONFIG"; then
- _pkg_min_version=0.9.0
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
-$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
- if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
- PKG_CONFIG=""
- fi
-fi
-
# Check for use of the system expat library
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-system-expat" >&5
$as_echo_n "checking for --with-system-expat... " >&6; }
diff --git a/configure.ac b/configure.ac
index 4817422..898c2ba 100644
--- a/configure.ac
+++ b/configure.ac
@@ -155,6 +155,36 @@ define_xopen_source=yes
AC_SUBST(CONFIG_ARGS)
CONFIG_ARGS="$ac_configure_args"
+dnl Allow users to disable pkg-config or require pkg-config
+AC_ARG_WITH(
+ [pkg-config],
+ [AS_HELP_STRING([[--with-pkg-config=[yes|no|check]]],
+ [use pkg-config to detect build options (default is check)])],
+ [],
+ [with_pkg_config=check]
+)
+AS_CASE([$with_pkg_config],
+ [yes|check], [
+ if test -z "$PKG_CONFIG"; then
+ dnl invalidate stale config.cache values
+ AS_UNSET([PKG_CONFIG])
+ AS_UNSET([ac_cv_path_ac_pt_PKG_CONFIG])
+ AS_UNSET([ac_cv_prog_ac_ct_PKG_CONFIG])
+ fi
+ PKG_PROG_PKG_CONFIG
+ ],
+ [no], [
+ PKG_CONFIG=''
+ dnl force AX_CHECK_OPENSSL to ignore pkg-config
+ ac_cv_path_ac_pt_PKG_CONFIG=''
+ ac_cv_prog_ac_ct_PKG_CONFIG=''
+ ],
+ [AC_MSG_ERROR([invalid argument --with-pkg-config=$with_pkg_config])]
+)
+if test "$with_pkg_config" = yes -a -z "$PKG_CONFIG"; then
+ AC_MSG_ERROR([pkg-config is required])]
+fi
+
AC_MSG_CHECKING([for --enable-universalsdk])
AC_ARG_ENABLE(universalsdk,
AS_HELP_STRING([--enable-universalsdk@<:@=SDKDIR@:>@],
@@ -2978,8 +3008,6 @@ LIBS="$withval $LIBS"
],
[AC_MSG_RESULT(no)])
-PKG_PROG_PKG_CONFIG
-
# Check for use of the system expat library
AC_MSG_CHECKING(for --with-system-expat)
AC_ARG_WITH(system_expat,