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authorDaniel Stenberg <daniel@haxx.se>2020-03-08 11:08:13 +0100
committerDaniel Stenberg <daniel@haxx.se>2020-03-11 08:51:25 +0100
commit27ea8fc2faa4e4753a9cff0a7f48d1dba68013d6 (patch)
tree91c33a0a5cbc43e777028b62da6b853b70ca3c20
parent77b62fe6e1406cea4167cf91c5567d67f79f0102 (diff)
configure: convert -I to -isystem as a last step
As all the -I uses in CFLAGS at that point are for system headers and third party libraries this helps us remove/ignore warnings on those! Closes #5060
-rwxr-xr-xconfigure.ac2
-rw-r--r--m4/curl-compilers.m49
2 files changed, 6 insertions, 5 deletions
diff --git a/configure.ac b/configure.ac
index 4f4aeb91b..973394bce 100755
--- a/configure.ac
+++ b/configure.ac
@@ -4259,6 +4259,8 @@ if test "$want_thres" = "yes" && test "x$USE_THREADS_POSIX" != "x1"; then
fi
fi
+CURL_CONVERT_INCLUDE_TO_ISYSTEM
+
dnl ************************************************************
dnl disable verbose text strings
dnl
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4
index 79460b6d2..196b285be 100644
--- a/m4/curl-compilers.m4
+++ b/m4/curl-compilers.m4
@@ -452,8 +452,10 @@ dnl GNUC versions these warnings are not silenced.
AC_DEFUN([CURL_CONVERT_INCLUDE_TO_ISYSTEM], [
AC_REQUIRE([CURL_SHFUNC_SQUEEZE])dnl
AC_REQUIRE([CURL_CHECK_COMPILER])dnl
+ AC_MSG_CHECKING([convert -I options to -isystem])
if test "$compiler_id" = "GNU_C" ||
test "$compiler_id" = "CLANG"; then
+ AC_MSG_RESULT([yes])
tmp_has_include="no"
tmp_chg_FLAGS="$CFLAGS"
for word1 in $tmp_chg_FLAGS; do
@@ -484,6 +486,8 @@ AC_DEFUN([CURL_CONVERT_INCLUDE_TO_ISYSTEM], [
CPPFLAGS="$tmp_chg_FLAGS"
squeeze CPPFLAGS
fi
+ else
+ AC_MSG_RESULT([no])
fi
])
@@ -570,11 +574,6 @@ AC_DEFUN([CURL_SET_COMPILER_BASIC_OPTS], [
#
if test "$compiler_id" != "unknown"; then
#
- if test "$compiler_id" = "GNU_C" ||
- test "$compiler_id" = "CLANG"; then
- CURL_CONVERT_INCLUDE_TO_ISYSTEM
- fi
- #
tmp_save_CPPFLAGS="$CPPFLAGS"
tmp_save_CFLAGS="$CFLAGS"
tmp_CPPFLAGS=""