diff src/auto/configure @ 8289:6ae3fb4fe7c1 v7.4.1437

commit https://github.com/vim/vim/commit/136f29a91dbafce424e31a4af133155f997e8f78 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 27 20:14:15 2016 +0100 patch 7.4.1437 Problem: Old system doesn't have isinf() and NAN. (Ben Fritz) Solution: Adjust #ifdefs. Detect isnan() and isinf() functions with configure. Use a replacement when missing. (Kazunobu Kuriyama)
author Christian Brabandt <cb@256bit.org>
date Sat, 27 Feb 2016 20:15:04 +0100
parents 74b15ed0a259
children 446558924b66
line wrap: on
line diff
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -10978,6 +10978,48 @@ fi
  presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;;
  esac
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
+$as_echo_n "checking for inline... " >&6; }
+if ${ac_cv_c_inline+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_cv_c_inline=no
+for ac_kw in inline __inline__ __inline; do
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#ifndef __cplusplus
+typedef int foo_t;
+static $ac_kw foo_t static_foo () {return 0; }
+$ac_kw foo_t foo () {return 0; }
+#endif
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_c_inline=$ac_kw
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  test "$ac_cv_c_inline" != no && break
+done
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
+$as_echo "$ac_cv_c_inline" >&6; }
+
+case $ac_cv_c_inline in
+  inline | yes) ;;
+  *)
+    case $ac_cv_c_inline in
+      no) ac_val=;;
+      *) ac_val=$ac_cv_c_inline;;
+    esac
+    cat >>confdefs.h <<_ACEOF
+#ifndef __cplusplus
+#define inline $ac_val
+#endif
+_ACEOF
+    ;;
+esac
+
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for rlim_t" >&5
 $as_echo_n "checking for rlim_t... " >&6; }
@@ -11816,7 +11858,7 @@ for ac_func in bcmp fchdir fchown fsync 
 	setpgid setsid sigaltstack sigstack sigset sigsetjmp sigaction \
 	sigvec strcasecmp strerror strftime stricmp strncasecmp \
 	strnicmp strpbrk strtol tgetent towlower towupper iswupper \
-	usleep utime utimes
+	usleep utime utimes isnan isinf
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"