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-rw-r--r--sofort/cfgtest.sh33
1 files changed, 33 insertions, 0 deletions
diff --git a/sofort/cfgtest.sh b/sofort/cfgtest.sh
index bd661c0..57aca7c 100644
--- a/sofort/cfgtest.sh
+++ b/sofort/cfgtest.sh
@@ -157,6 +157,39 @@ cfgtest_interface_presence()
return 0
}
+
+cfgtest_decl_presence()
+{
+ mb_internal_cflags=''
+
+ for mb_header in $mb_cfgtest_headers; do
+ mb_internal_cflags="$mb_internal_cflags --include=$mb_header"
+ done
+
+ printf 'void * any = (void *)%s;' "$@" \
+ | $mb_cfgtest_cc -S -xc - -o - \
+ $mb_cfgtest_cflags \
+ $mb_internal_cflags \
+ > /dev/null 2>/dev/null \
+ || return 1
+
+ # does the argument solely consist of the macro or enum member name?
+ mb_internal_str=$(printf '%s' "$@" | tr -d '[a-z][A-Z][0-9][_]')
+
+ if [ -n "$mb_internal_str" ]; then
+ return 0
+ fi
+
+ mb_internal_str=$(printf '%s%s' '-DHAVE_DECL_' "$@" \
+ | sed -e 's/\./_/g' \
+ | tr "[:lower:]" "[:upper:]")
+
+ cfgtest_cflags_append "$mb_internal_str"
+
+ return 0
+}
+
+
cfgtest_library_presence()
{
printf 'int main(void){return 0;}' \