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[configure.ac.enable] Make feature hooks take an ENABLED argument

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Simplifies code.
This commit is contained in:
Behdad Esfahbod 2008-09-07 17:43:30 -04:00
parent 1affc3192b
commit a374b349bf
1 changed files with 63 additions and 67 deletions
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130
build/configure.ac.enable
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@ -181,7 +181,16 @@ AC_DEFUN([CAIRO_FEATURE_IF_ENABLED],
AS_IF([test "x$use_]m4_default([$1], cr_feature)[" = xyes], [$2], [$3])
])
m4_define([_CAIRO_FEATURE_HOOK_MATCH],
m4_define([_CAIRO_FEATURE_HOOK_MATCH_SH_BOOL],
[
m4_case([$1],
[*], [$3],
[no], [AS_IF([test "x$2" != xyes], [:m4_newline$3])],
[yes], [AS_IF([test "x$2" = xyes], [:m4_newline$3])],
[m4_fatal([Invalid ENABLED value `]$1['])])
])
m4_define([_CAIRO_FEATURE_HOOK_MATCH_M4],
[
m4_case([$1],
[*], [$3],
@ -193,20 +202,26 @@ m4_define([_CAIRO_FEATURE_HOOK_MATCH],
m4_define([_CAIRO_FEATURE_HOOKS])
dnl
dnl CAIRO_FEATURE_HOOK_REGISTER(DEFAULT, WHAT, COMMANDS)
dnl CAIRO_FEATURE_HOOK_REGISTER(ENABLED, DEFAULT, WHAT, COMMANDS)
dnl
dnl ENABLED is the feature enabledness to match
dnl DEFAULT is the default value of features to match
dnl WHAT is the type of features to match
dnl COMMANDS is commands to run for matched features.
dnl
dnl Runs COMMANDS for features matching DEFAULT and WHAT. Hooks are run for
dnl each feature in the order they are added.
dnl Runs COMMANDS for features matching ENABLED, DEFAULT, and WHAT.
dnl Hooks are run for each feature in the order they are added.
dnl
dnl DEFAULT and WHAT are matched like this:
dnl [*] matches all values
dnl [val] matches [val]
dnl [!val] matches anything other than [val]
dnl
dnl ENABLED is matched like this:
dnl [yes] matches enabled features
dnl [no] matches disabled features
dnl [*] matches all features
dnl
dnl The following macros can be used in COMMANDS:
dnl
dnl cr_feature expands to the feature id, eg "ft"
@ -222,7 +237,7 @@ dnl "functions" for set of functions
dnl "" for private configurations
dnl
dnl These four values are also set as $1 to $4. To know if feature was
dnl enabled use CAIRO_FEATURE_IF_ENABLED:
dnl enabled from within COMMANDS, use CAIRO_FEATURE_IF_ENABLED:
dnl
dnl CAIRO_FEATURE_IF_ENABLED($1, [IF-ENABLED], [IF-DISABLED])
dnl
@ -234,10 +249,11 @@ AC_DEFUN([CAIRO_FEATURE_HOOK_REGISTER],
[
m4_append([_CAIRO_FEATURE_HOOKS],
[
_CAIRO_FEATURE_HOOK_MATCH([$1], cr_feature_default,
[_CAIRO_FEATURE_HOOK_MATCH([$2], cr_feature_what,
[$3]
)])
_CAIRO_FEATURE_HOOK_MATCH_M4([$2], cr_feature_default,
[_CAIRO_FEATURE_HOOK_MATCH_M4([$3], cr_feature_what,
[_CAIRO_FEATURE_HOOK_MATCH_SH_BOOL([$1], [$use_]cr_feature,
[$4]
)])])
], m4_newline)
])
@ -312,7 +328,7 @@ dnl ===========================================================================
dnl
dnl Automake conditionals for all features
dnl
CAIRO_FEATURE_HOOK_REGISTER(*,*,
CAIRO_FEATURE_HOOK_REGISTER(*,*,*,
[
AM_CONDITIONAL(cr_feature_tag, test "x$use_$1" = xyes)
])
@ -332,16 +348,12 @@ AC_SUBST(CAIRO_NONPKGCONFIG_LIBS)
dnl ===========================================================================
dnl
dnl Accumulate values for all feature vars
dnl Accumulate values for all feature vars for enabled features
dnl
CAIRO_FEATURE_HOOK_REGISTER(*,*,
CAIRO_FEATURE_HOOK_REGISTER(yes,*,*,
[
CAIRO_FEATURE_IF_ENABLED($1,
[
CAIRO_FEATURE_VARS_FOREACH([cr_var], [[test -n "$]cr_feature[_]cr_var[" && CAIRO_]cr_var[="$]cr_feature[_]cr_var[ $CAIRO_]cr_var["]
])
])
CAIRO_FEATURE_VARS_FOREACH([cr_var], [[test -n "$]cr_feature[_]cr_var[" && CAIRO_]cr_var[="$]cr_feature[_]cr_var[ $CAIRO_]cr_var["]]m4_newline)
])
@ -379,21 +391,21 @@ CAIRO_CONFIG_COMMANDS([$srcdir/src/Makefile.win32.config],
[CAIRO_CONFIG_WIN32='$CAIRO_CONFIG_WIN32'])
dnl Collect list of all supported cairo headers
CAIRO_FEATURE_HOOK_REGISTER(!no,*,
CAIRO_FEATURE_HOOK_REGISTER(*,!no,*,
[
CAIRO_CONFIG_AMAKE=$CAIRO_CONFIG_AMAKE'm4_newline()supported_cairo_headers += $(cairo_$1_headers)'
CAIRO_CONFIG_WIN32=$CAIRO_CONFIG_WIN32'm4_newline()supported_cairo_headers += $(cairo_$1_headers)'
])
dnl Collect list of all unsupported cairo headers
CAIRO_FEATURE_HOOK_REGISTER(no,*,
CAIRO_FEATURE_HOOK_REGISTER(*,no,*,
[
CAIRO_CONFIG_AMAKE=$CAIRO_CONFIG_AMAKE'm4_newline()unsupported_cairo_headers += $(cairo_$1_headers)'
CAIRO_CONFIG_WIN32=$CAIRO_CONFIG_WIN32'm4_newline()unsupported_cairo_headers += $(cairo_$1_headers)'
])
dnl Collect list of all/enabled cairo source files
CAIRO_FEATURE_HOOK_REGISTER(*,*,
CAIRO_FEATURE_HOOK_REGISTER(*,*,*,
[
CAIRO_CONFIG_AMAKE=$CAIRO_CONFIG_AMAKE'
all_cairo_pkgconf += $(cairo_$1_pkgconf)
@ -436,29 +448,26 @@ CAIRO_FEATURE_VARS_REGISTER([CFLAGS NONPKGCONFIG_CFLAGS])
CAIRO_FEATURE_VARS_REGISTER([LIBS NONPKGCONFIG_LIBS], [$LIBS])
dnl Generate .pc files for enabled features
CAIRO_FEATURE_HOOK_REGISTER(*,*,
CAIRO_FEATURE_HOOK_REGISTER(yes,*,*,
[
CAIRO_FEATURE_IF_ENABLED($1,
m4_define([cairo_backend_pc], m4_bpatsubst(src/cairo-$1.pc,_,-))
AC_CONFIG_FILES(cairo_backend_pc():src/cairo-backend.pc.in,
[
m4_define([cairo_backend_pc], m4_bpatsubst(src/cairo-$1.pc,_,-))
AC_CONFIG_FILES(cairo_backend_pc():src/cairo-backend.pc.in,
[
$SED -i -e "
s,@backend_name@,$1,g;
s,@Backend_Name@,cr_feature_name,g;
s,@BACKEND_BASE@,$$1_BASE,g;
s,@BACKEND_REQUIRES@,$$1_REQUIRES,g;
s%@BACKEND_NONPKGCONFIG_LIBS@%$$1_NONPKGCONFIG_LIBS%g;
s,@BACKEND_NONPKGCONFIG_CFLAGS@,$$1_NONPKGCONFIG_CFLAGS,g;
" "]cairo_backend_pc()[" ||
AC_MSG_ERROR(failed to update ]cairo_backend_pc()[)
],[
SED='$SED'
$1_BASE='$$1_BASE'
$1_REQUIRES='$$1_REQUIRES'
$1_NONPKGCONFIG_LIBS='$$1_NONPKGCONFIG_LIBS'
$1_NONPKGCONFIG_CFLAGS='$$1_NONPKGCONFIG_CFLAGS'
])
$SED -i -e "
s,@backend_name@,$1,g;
s,@Backend_Name@,cr_feature_name,g;
s,@BACKEND_BASE@,$$1_BASE,g;
s,@BACKEND_REQUIRES@,$$1_REQUIRES,g;
s%@BACKEND_NONPKGCONFIG_LIBS@%$$1_NONPKGCONFIG_LIBS%g;
s,@BACKEND_NONPKGCONFIG_CFLAGS@,$$1_NONPKGCONFIG_CFLAGS,g;
" "]cairo_backend_pc()[" ||
AC_MSG_ERROR(failed to update ]cairo_backend_pc()[)
],[
SED='$SED'
$1_BASE='$$1_BASE'
$1_REQUIRES='$$1_REQUIRES'
$1_NONPKGCONFIG_LIBS='$$1_NONPKGCONFIG_LIBS'
$1_NONPKGCONFIG_CFLAGS='$$1_NONPKGCONFIG_CFLAGS'
])
])
@ -469,24 +478,19 @@ dnl Generate src/cairo-features.h src/cairo-supported-features.h
dnl
dnl Collect list of enabled features
CAIRO_FEATURE_HOOK_REGISTER(*,*,
CAIRO_FEATURE_HOOK_REGISTER(yes,*,*,
[
CAIRO_FEATURE_IF_ENABLED($1,
[
CAIRO_FEATURES="cr_feature_tag $CAIRO_FEATURES"
])
CAIRO_FEATURES="cr_feature_tag $CAIRO_FEATURES"
])
CAIRO_FEATURE_HOOK_REGISTER(!no,*,
dnl Collect list of all supported features
CAIRO_FEATURE_HOOK_REGISTER(*,!no,*,
[
dnl Collect list of all supported features
CAIRO_SUPPORTED_FEATURES="cr_feature_tag $CAIRO_SUPPORTED_FEATURES"
dnl Collect list of all supported but disabled features
CAIRO_FEATURE_IF_ENABLED($1,[],
[
CAIRO_NO_FEATURES="cr_feature_tag $CAIRO_NO_FEATURES"
])
])
dnl Collect list of all supported but disabled features
CAIRO_FEATURE_HOOK_REGISTER(no,!no,*,
[
CAIRO_NO_FEATURES="cr_feature_tag $CAIRO_NO_FEATURES"
])
dnl Accumulators
@ -544,23 +548,15 @@ dnl Accumulator for warning messages
CAIRO_FEATURE_VARS_REGISTER([WARNING_MESSAGE])
dnl Collect warning message for enabled unsupported backends
CAIRO_FEATURE_HOOK_REGISTER(no,*,
CAIRO_FEATURE_HOOK_REGISTER(yes,no,*,
[
CAIRO_FEATURE_IF_ENABLED($1,
[
CAIRO_WARNING_MESSAGE="$CAIRO_WARNING_MESSAGE]m4_newline[m4_text_wrap([The ]cr_feature_name[ feature is still under active development and is included in this release only as a preview. It does NOT fully work yet and incompatible changes may yet be made to ]cr_feature_name[ specific API.], [--- ],, 78)
"
])
CAIRO_WARNING_MESSAGE="$CAIRO_WARNING_MESSAGE]m4_newline[m4_text_wrap([The ]cr_feature_name[ feature is still under active development and is included in this release only as a preview. It does NOT fully work yet and incompatible changes may yet be made to ]cr_feature_name[ specific API.], [--- ],, 78)m4_newline"
])
dnl Collect warning message for disabled recommended backends
CAIRO_FEATURE_HOOK_REGISTER(yes,*,
CAIRO_FEATURE_HOOK_REGISTER(no,yes,*,
[
CAIRO_FEATURE_IF_ENABLED($1,
[],[
CAIRO_WARNING_MESSAGE="$CAIRO_WARNING_MESSAGE]m4_newline[m4_text_wrap([It is strictly recommended that you do NOT disable the ]cr_feature_name[ backend.], [+++ ],, 78)
"
])
CAIRO_WARNING_MESSAGE="$CAIRO_WARNING_MESSAGE]m4_newline[m4_text_wrap([It is strictly recommended that you do NOT disable the ]cr_feature_name[ backend.], [+++ ],, 78)m4_newline"
])