patch 7.4.1463
Problem: Configure doesn't find isinf() and isnan() on some systems.
Solution: Use a configure check that includes math.h.
diff --git a/src/auto/configure b/src/auto/configure
index 08af402..bf0bfee 100755
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -11858,7 +11858,7 @@
setpgid setsid sigaltstack sigstack sigset sigsetjmp sigaction \
sigvec strcasecmp strerror strftime stricmp strncasecmp \
strnicmp strpbrk strtol tgetent towlower towupper iswupper \
- usleep utime utimes isnan isinf
+ usleep utime utimes
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"
@@ -12386,6 +12386,70 @@
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for isinf()" >&5
+$as_echo_n "checking for isinf()... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#ifdef HAVE_MATH_H
+# include <math.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+
+int
+main ()
+{
+int r = isinf(1.11);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }; $as_echo "#define HAVE_ISINF 1" >>confdefs.h
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for isnan()" >&5
+$as_echo_n "checking for isnan()... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#ifdef HAVE_MATH_H
+# include <math.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+
+int
+main ()
+{
+int r = isnan(1.11);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }; $as_echo "#define HAVE_ISNAN 1" >>confdefs.h
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking --disable-acl argument" >&5
$as_echo_n "checking --disable-acl argument... " >&6; }
# Check whether --enable-acl was given.
diff --git a/src/configure.in b/src/configure.in
index c809427..b618b8c 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -3565,7 +3565,7 @@
setpgid setsid sigaltstack sigstack sigset sigsetjmp sigaction \
sigvec strcasecmp strerror strftime stricmp strncasecmp \
strnicmp strpbrk strtol tgetent towlower towupper iswupper \
- usleep utime utimes isnan isinf)
+ usleep utime utimes)
AC_FUNC_FSEEKO
dnl define _LARGE_FILES, _FILE_OFFSET_BITS and _LARGEFILE_SOURCE when
@@ -3668,6 +3668,33 @@
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_FLOAT_FUNCS),
AC_MSG_RESULT(no))
+dnl isinf() and isnan() need to include header files and may need -lm.
+AC_MSG_CHECKING([for isinf()])
+AC_TRY_LINK([
+#ifdef HAVE_MATH_H
+# include <math.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+], [int r = isinf(1.11); ],
+ AC_MSG_RESULT(yes); AC_DEFINE(HAVE_ISINF),
+ AC_MSG_RESULT(no))
+
+AC_MSG_CHECKING([for isnan()])
+AC_TRY_LINK([
+#ifdef HAVE_MATH_H
+# include <math.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#endif
+], [int r = isnan(1.11); ],
+ AC_MSG_RESULT(yes); AC_DEFINE(HAVE_ISNAN),
+ AC_MSG_RESULT(no))
+
dnl Link with -lposix1e for ACL stuff; if not found, try -lacl for SGI
dnl when -lacl works, also try to use -lattr (required for Debian).
dnl On Solaris, use the acl_get/set functions in libsec, if present.
diff --git a/src/version.c b/src/version.c
index 86b0f5c..f4ffb8f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -744,6 +744,8 @@
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 1463,
+/**/
1462,
/**/
1461,