From 3a0b3bc3ae22530728b31f3dd40699438cdf57ec Mon Sep 17 00:00:00 2001 From: midipix Date: Sun, 18 Feb 2024 06:33:00 +0000 Subject: build system: ccenv: detect compiler support of visibility attributes. --- sofort/ccenv/ccenv.in | 7 ++++++- sofort/ccenv/ccenv.sh | 20 ++++++++++++++++++++ sofort/ccenv/ccenv.vars | 6 ++++++ 3 files changed, 32 insertions(+), 1 deletion(-) (limited to 'sofort/ccenv') diff --git a/sofort/ccenv/ccenv.in b/sofort/ccenv/ccenv.in index 441f8ab..0daff84 100644 --- a/sofort/ccenv/ccenv.in +++ b/sofort/ccenv/ccenv.in @@ -84,8 +84,13 @@ PKGCONF = @ccenv_pkgconf@ AS = @ccenv_as@ LD = @ccenv_ld@ +# @ccenv_cfgtype@ visibility attributes +CFLAGS_ATTR_VISIBILITY_DEFAULT = -D_ATTR_VISIBILITY_DEFAULT=@ccenv_attr_visibility_default@ +CFLAGS_ATTR_VISIBILITY_HIDDEN = -D_ATTR_VISIBILITY_HIDDEN=@ccenv_attr_visibility_hidden@ +CFLAGS_ATTR_VISIBILITY_INTERNAL = -D_ATTR_VISIBILITY_INTERNAL=@ccenv_attr_visibility_internal@ +CFLAGS_ATTR_VISIBILITY_PROTECTED = -D_ATTR_VISIBILITY_PROTECTED=@ccenv_attr_visibility_protected@ + # @ccenv_cfgtype@ cflags CFLAGS_OS += -DOS_LIB_SUFFIX=\"@ccenv_os_lib_suffix@\" CFLAGS_OS += @ccenv_cflags_os@ CFLAGS_PIC += @ccenv_cflags_pic@ - diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh index a13aa07..0f7f486 100644 --- a/sofort/ccenv/ccenv.sh +++ b/sofort/ccenv/ccenv.sh @@ -1654,6 +1654,25 @@ ccenv_set_cc_linker_switch_vars() done } +ccenv_set_cc_attr_visibility_vars() +{ + if cfgtest_attr_visibility 'default'; then + ccenv_attr_visibility_default="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'hidden'; then + ccenv_attr_visibility_hidden="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'internal'; then + ccenv_attr_visibility_internal="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'protected'; then + ccenv_attr_visibility_protected="$mb_cfgtest_attr" + fi +} + ccenv_dso_verify() { ccenv_str='int foo(int x){return ++x;}' @@ -1760,6 +1779,7 @@ ccenv_set_toolchain_variables() ccenv_set_os_dso_linkage ccenv_set_os_dso_patterns ccenv_set_os_pe_switches + ccenv_set_cc_attr_visibility_vars ccenv_output_defs ccenv_clean_up diff --git a/sofort/ccenv/ccenv.vars b/sofort/ccenv/ccenv.vars index 41eb327..054b638 100644 --- a/sofort/ccenv/ccenv.vars +++ b/sofort/ccenv/ccenv.vars @@ -82,6 +82,12 @@ ccenv_windrc= ccenv_pkgconf= +# visibility attributes +ccenv_attr_visibility_default= +ccenv_attr_visibility_hidden= +ccenv_attr_visibility_internal= +ccenv_attr_visibility_protected= + # cflags ccenv_cflags_os= ccenv_cflags_pic= -- cgit v1.2.3