1*75f6d617Schristos#serial 4 2*75f6d617Schristos 3*75f6d617Schristos# autoconf tests required for use of xstrtoumax.c 4*75f6d617Schristos 5*75f6d617SchristosAC_DEFUN([jm_AC_PREREQ_XSTRTOUMAX], 6*75f6d617Schristos[ 7*75f6d617Schristos AC_REQUIRE([jm_AC_TYPE_INTMAX_T]) 8*75f6d617Schristos AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) 9*75f6d617Schristos AC_REQUIRE([jm_AC_TYPE_LONG_LONG]) 10*75f6d617Schristos AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) 11*75f6d617Schristos AC_CHECK_DECLS([strtol, strtoul, strtoull, strtoimax, strtoumax]) 12*75f6d617Schristos AC_CHECK_HEADERS(limits.h stdlib.h inttypes.h) 13*75f6d617Schristos 14*75f6d617Schristos AC_CACHE_CHECK([whether <inttypes.h> defines strtoumax as a macro], 15*75f6d617Schristos jm_cv_func_strtoumax_macro, 16*75f6d617Schristos AC_EGREP_CPP([inttypes_h_defines_strtoumax], [#include <inttypes.h> 17*75f6d617Schristos#ifdef strtoumax 18*75f6d617Schristos inttypes_h_defines_strtoumax 19*75f6d617Schristos#endif], 20*75f6d617Schristos jm_cv_func_strtoumax_macro=yes, 21*75f6d617Schristos jm_cv_func_strtoumax_macro=no)) 22*75f6d617Schristos 23*75f6d617Schristos if test "$jm_cv_func_strtoumax_macro" != yes; then 24*75f6d617Schristos AC_REPLACE_FUNCS(strtoumax) 25*75f6d617Schristos fi 26*75f6d617Schristos 27*75f6d617Schristos dnl Only the replacement strtoumax invokes strtoul and strtoull, 28*75f6d617Schristos dnl so we need the replacements only if strtoumax does not exist. 29*75f6d617Schristos case "$jm_cv_func_strtoumax_macro,$ac_cv_func_strtoumax" in 30*75f6d617Schristos no,no) 31*75f6d617Schristos AC_REPLACE_FUNCS(strtoul) 32*75f6d617Schristos 33*75f6d617Schristos dnl We don't need (and can't compile) the replacement strtoull 34*75f6d617Schristos dnl unless the type `unsigned long long' exists. 35*75f6d617Schristos if test "$ac_cv_type_unsigned_long_long" = yes; then 36*75f6d617Schristos AC_REPLACE_FUNCS(strtoull) 37*75f6d617Schristos fi 38*75f6d617Schristos ;; 39*75f6d617Schristos esac 40*75f6d617Schristos]) 41