diff options
| -rw-r--r-- | configure.ac | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index c09c628..d07ff30 100644 --- a/configure.ac +++ b/configure.ac @@ -52,7 +52,7 @@ AC_TYPE_UINT32_T AC_TYPE_UINT8_T # Checks for library functions. -AC_CHECK_FUNCS([asprintf strcasecmp strdup strerror strndup stpcpy vasprintf gmtime_r localtime_r timegm strptime memmem]) +AC_CHECK_FUNCS([strdup strndup strerror gmtime_r localtime_r timegm strptime memmem]) # Checking endianness AC_C_BIGENDIAN([AC_DEFINE([__BIG_ENDIAN__], [1], [big endian])], @@ -85,6 +85,15 @@ AC_CACHE_CHECK([wether the C compiler supports constructor/destructor attributes ac_cv_attribute_constructor=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ + #ifndef __has_attribute + #define __has_attribute(x) 0 + #endif + #if !__has_attribute(constructor) + #error No constructor attribute + #endif + #if !__has_attribute(destructor) + #error No destructor attribute + #endif static void __attribute__((constructor)) test_constructor(void) { } static void __attribute__((destructor)) test_destructor(void) { |