Configure for <quadmath.h>

15 files changed, 123 insertions, 2 deletions

diff --git a/Configure b/Configure
index 835bf212ef..1eb7401fce 100755
--- a/Configure
+++ b/Configure
@@ -957,6 +957,7 @@ d_pwgecos=''
 d_pwpasswd=''
 d_pwquota=''
 i_pwd=''
+i_quadmath=''
 i_shadow=''
 i_socks=''
 i_stdbool=''
@@ -15683,6 +15684,98 @@ EOCP
 
     esac
 
+: check for fpclassify
+echo " "
+echo "Checking to see if you have fpclassify..." >&4
+$cat >try.c <<EOCP
+#$i_math I_MATH
+#ifdef I_MATH
+#include <math.h>
+#endif
+int main() { return fpclassify(1.0) == FP_NORMAL ? 0 : 1; }
+EOCP
+set try
+if eval $compile; then
+	val="$define"
+	echo "You have fpclassify."
+else
+	val="$undef"
+	echo "You do not have fpclassify."
+fi
+$rm_try
+set d_fpclassify
+eval $setvar
+
+: check for isfinite
+echo " "
+echo "Checking to see if you have isfinite..." >&4
+$cat >try.c <<EOCP
+#$i_math I_MATH
+#ifdef I_MATH
+#include <math.h>
+#endif
+int main() { return isfinite(0.0); }
+EOCP
+set try
+if eval $compile; then
+	val="$define"
+	echo "You have isfinite."
+else
+	val="$undef"
+	echo "You do not have isfinite."
+fi
+$rm_try
+set d_isfinite
+eval $setvar
+
+: check for isinf
+echo " "
+echo "Checking to see if you have isinf..." >&4
+$cat >try.c <<EOCP
+#$i_math I_MATH
+#ifdef I_MATH
+#include <math.h>
+#endif
+int main() { return isinf(0.0); }
+EOCP
+set try
+if eval $compile; then
+	val="$define"
+	echo "You have isinf."
+else
+	val="$undef"
+	echo "You do not have isinf."
+fi
+$rm_try
+set d_isinf
+eval $setvar
+
+: check for isnan
+echo " "
+echo "Checking to see if you have isnan..." >&4
+$cat >try.c <<EOCP
+#$i_math I_MATH
+#ifdef I_MATH
+#include <math.h>
+#endif
+int main() { return isnan(0.0); }
+EOCP
+set try
+if eval $compile; then
+	val="$define"
+	echo "You have isnan."
+else
+	val="$undef"
+	echo "You do not have isnan."
+fi
+$rm_try
+set d_isnan
+eval $setvar
+
+: see if this is a quadmath.h system
+set quadmath.h i_quadmath
+eval $inhdr
+
 : see if link exists
 set link d_link
 eval $inlibc
@@ -23869,6 +23962,7 @@ i_poll='$i_poll'
 i_prot='$i_prot'
 i_pthread='$i_pthread'
 i_pwd='$i_pwd'
+i_quadmath='$i_quadmath'
 i_rpcsvcdbm='$i_rpcsvcdbm'
 i_sgtty='$i_sgtty'
 i_shadow='$i_shadow'
diff --git a/Cross/config.sh-arm-linux b/Cross/config.sh-arm-linux
index b3c8aa968e..ab05e84e93 100644
--- a/Cross/config.sh-arm-linux
+++ b/Cross/config.sh-arm-linux
@@ -693,6 +693,7 @@ i_poll='define'
 i_prot='undef'
 i_pthread='define'
 i_pwd='define'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='define'
diff --git a/NetWare/config.wc b/NetWare/config.wc
index b9c7943346..9ad270c4a1 100644
--- a/NetWare/config.wc
+++ b/NetWare/config.wc
@@ -675,6 +675,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='define'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/Porting/Glossary b/Porting/Glossary
index 2e8542b080..4ef88730d5 100644
--- a/Porting/Glossary
+++ b/Porting/Glossary
@@ -3255,6 +3255,10 @@ i_pwd (i_pwd.U):
 	This variable conditionally defines I_PWD, which indicates
 	to the C program that it should include <pwd.h>.
 
+i_quadmath (i_quadmath.U):
+	This variable conditionally defines I_QUADMATH, which indicates
+	to the C program that it should include <quadmath.h>.
+
 i_rpcsvcdbm (i_dbm.U):
 	This variable conditionally defines the I_RPCSVC_DBM symbol, which
 	indicates to the C program that <rpcsvc/dbm.h> exists and should
diff --git a/Porting/config.sh b/Porting/config.sh
index e00e50a445..8cd2971db4 100644
--- a/Porting/config.sh
+++ b/Porting/config.sh
@@ -708,6 +708,7 @@ i_poll='define'
 i_prot='undef'
 i_pthread='define'
 i_pwd='define'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='define'
diff --git a/config_h.SH b/config_h.SH
index 1af5d4c254..948a156542 100755
--- a/config_h.SH
+++ b/config_h.SH
@@ -2882,6 +2882,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un
 #$d_pwgecos PWGECOS	/**/
 #$d_pwpasswd PWPASSWD	/**/
 
+/* I_QUADMATH:
+ *	This symbol, if defined, indicates to the C program that it should
+ *	include <quadmath.h>.
+ */
+#$i_quadmath   I_QUADMATH                /**/
+
 /* I_SYS_ACCESS:
  *     This symbol, if defined, indicates to the C program that it should
  *     include <sys/access.h>.
diff --git a/configure.com b/configure.com
index 5d732450e0..9a19f42ff9 100644
--- a/configure.com
+++ b/configure.com
@@ -6449,6 +6449,7 @@ $ WC "i_poll='" + i_poll + "'"
 $ WC "i_prot='undef'"
 $ WC "i_pthread='define'"
 $ WC "i_pwd='undef'"
+$ WC "i_quadmath='undef'"
 $ WC "i_rpcsvcdbm='undef'"
 $ WC "i_sgtty='undef'"
 $ WC "i_shadow='" + i_shadow + "'"
diff --git a/plan9/config_sh.sample b/plan9/config_sh.sample
index 180584b765..2a77ee4155 100644
--- a/plan9/config_sh.sample
+++ b/plan9/config_sh.sample
@@ -687,6 +687,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='define'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/symbian/config.sh b/symbian/config.sh
index 8229f171cc..17ffb7b140 100644
--- a/symbian/config.sh
+++ b/symbian/config.sh
@@ -614,6 +614,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='define'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/uconfig.h b/uconfig.h
index 3429c99c81..778bee702c 100644
--- a/uconfig.h
+++ b/uconfig.h
@@ -2847,6 +2847,12 @@
 /*#define PWGECOS	/ **/
 /*#define PWPASSWD	/ **/
 
+/* I_QUADMATH:
+ *	This symbol, if defined, indicates to the C program that it should
+ *	include <quadmath.h>.
+ */
+/*#define   I_QUADMATH                / **/
+
 /* I_SYS_ACCESS:
  *     This symbol, if defined, indicates to the C program that it should
  *     include <sys/access.h>.
@@ -4851,6 +4857,6 @@
 #endif
 
 /* Generated from:
- * 8d61fec9ecb01eecea08d68eef7ee547e6ec951a411600e1e178c1270ba17d89 config_h.SH
- * 6039ef141e931b6582a919f2049d2e4d68a5f977e2cf27b898966e83d5f3ed62 uconfig.sh
+ * 8efb374b21480cf581be7abbe612d8fe38e1648e146cc8c19e16d9b533257b24 config_h.SH
+ * b42f107a4c0dff0588550e034bef79028c4ac588dfda1fffcc777c3ce3adf867 uconfig.sh
  * ex: set ro: */
diff --git a/uconfig.sh b/uconfig.sh
index 7589c0b245..98b6021d20 100644
--- a/uconfig.sh
+++ b/uconfig.sh
@@ -600,6 +600,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/uconfig64.sh b/uconfig64.sh
index 6c5445d23f..17e326e7be 100644
--- a/uconfig64.sh
+++ b/uconfig64.sh
@@ -601,6 +601,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/win32/config.ce b/win32/config.ce
index d6ff63d80a..957699d338 100644
--- a/win32/config.ce
+++ b/win32/config.ce
@@ -671,6 +671,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/win32/config.gc b/win32/config.gc
index 6d7b9d31d8..d4a5cb733e 100644
--- a/win32/config.gc
+++ b/win32/config.gc
@@ -683,6 +683,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'
diff --git a/win32/config.vc b/win32/config.vc
index 0c0d82997d..71ceda72b1 100644
--- a/win32/config.vc
+++ b/win32/config.vc
@@ -682,6 +682,7 @@ i_poll='undef'
 i_prot='undef'
 i_pthread='undef'
 i_pwd='undef'
+i_quadmath='undef'
 i_rpcsvcdbm='undef'
 i_sgtty='undef'
 i_shadow='undef'