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Moved *_CHECK_COMPILER_HALT_ON_ERROR and *_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE to *-compilers.m4 along with other *_CHECK_COMPILER_*

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This commit is contained in:
Yang Tse 2009-05-07 11:06:48 +00:00
parent 4d522b8f31
commit cfda3e6a48
5 changed files with 103 additions and 103 deletions
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53
m4/curl-compilers.m4
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@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
# serial 48
# serial 49
dnl CURL_CHECK_COMPILER
@ -380,8 +380,8 @@ dnl -------------------------------------------------
dnl Changes standard include paths present in CFLAGS
dnl and CPPFLAGS into isystem include paths. This is
dnl done to prevent GNUC from generating warnings on
dnl headers from these locations, even though this is
dnl not reliable on ancient GNUC versions.
dnl headers from these locations, although on ancient
dnl GNUC versions these warnings are not silenced.
AC_DEFUN([CURL_CONVERT_INCLUDE_TO_ISYSTEM], [
AC_REQUIRE([CURL_SHFUNC_SQUEEZE])dnl
@ -1113,6 +1113,53 @@ AC_DEFUN([CURL_CHECK_PROG_CC], [
])
dnl CURL_CHECK_COMPILER_HALT_ON_ERROR
dnl -------------------------------------------------
dnl Verifies if the compiler actually halts after the
dnl compilation phase without generating any object
dnl code file, when the source compiles with errors.
AC_DEFUN([CURL_CHECK_COMPILER_HALT_ON_ERROR], [
AC_MSG_CHECKING([if compiler halts on compilation errors])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
]],[[
force compilation error
]])
],[
AC_MSG_RESULT([no])
AC_MSG_ERROR([compiler does not halt on compilation errors.])
],[
AC_MSG_RESULT([yes])
])
])
dnl CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
dnl -------------------------------------------------
dnl Verifies if the compiler actually halts after the
dnl compilation phase without generating any object
dnl code file, when the source code tries to define a
dnl type for a constant array with negative dimension.
AC_DEFUN([CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE], [
AC_REQUIRE([CURL_CHECK_COMPILER_HALT_ON_ERROR])dnl
AC_MSG_CHECKING([if compiler halts on negative sized arrays])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
typedef char bad_t[sizeof(char) == sizeof(int) ? -1 : -1 ];
]],[[
bad_t dummy;
]])
],[
AC_MSG_RESULT([no])
AC_MSG_ERROR([compiler does not halt on negative sized arrays.])
],[
AC_MSG_RESULT([yes])
])
])
dnl CURL_VAR_MATCH (VARNAME, VALUE)
dnl -------------------------------------------------
dnl Verifies if shell variable VARNAME contains VALUE.