Add Doug Gwyn's portable alloca() for platforms w/o an assembler

version.  Normally, gcc provides its own alloca() (unless -fno-builtin
is specified).  The C version is decidedly suboptimal--we really
need proper assembler versions but this will work as a stop-gap
measure.

7 files changed, 14 insertions, 8 deletions

diff --git a/lib/libc/arch/alpha/gen/Makefile.inc b/lib/libc/arch/alpha/gen/Makefile.inc
index b9df181ef49..67af127a822 100644
--- a/lib/libc/arch/alpha/gen/Makefile.inc
+++ b/lib/libc/arch/alpha/gen/Makefile.inc
@@ -1,8 +1,8 @@
-#	$OpenBSD: Makefile.inc,v 1.4 2001/09/10 22:38:11 millert Exp $
+#	$OpenBSD: Makefile.inc,v 1.5 2003/05/02 19:20:26 millert Exp $
 #	$NetBSD: Makefile.inc,v 1.3 1995/04/29 05:09:14 cgd Exp $
 
-SRCS+=	_setjmp.S fabs.S frexp.c infinity.c isinf.c isnan.c ldexp.c modf.c \
-	setjmp.S
+SRCS+=	_setjmp.S alloca.c fabs.S frexp.c infinity.c isinf.c isnan.c ldexp.c \
+	modf.c setjmp.S
 SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	sigsetjmp.S
diff --git a/lib/libc/arch/hppa/gen/Makefile.inc b/lib/libc/arch/hppa/gen/Makefile.inc
index 26a255cdba7..e59f0cd20ff 100644
--- a/lib/libc/arch/hppa/gen/Makefile.inc
+++ b/lib/libc/arch/hppa/gen/Makefile.inc
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile.inc,v 1.5 2002/05/17 18:41:02 mickey Exp $
+#	$OpenBSD: Makefile.inc,v 1.6 2003/05/02 19:20:26 millert Exp $
 
 SRCS+=	setjmp.S
 SRCS+=	fabs.c frexp.c ldexp.c
@@ -6,3 +6,4 @@ SRCS+=	isnan.c isinf.c infinity.c setjmp.S
 SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	modf.c
+SRCS+=	alloca.c
diff --git a/lib/libc/arch/m88k/gen/Makefile.inc b/lib/libc/arch/m88k/gen/Makefile.inc
index c89d6e16a5a..a21dd5d2966 100644
--- a/lib/libc/arch/m88k/gen/Makefile.inc
+++ b/lib/libc/arch/m88k/gen/Makefile.inc
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile.inc,v 1.2 2001/09/21 14:49:15 miod Exp $
+#	$OpenBSD: Makefile.inc,v 1.3 2003/05/02 19:20:26 millert Exp $
 #	$NetBSD: Makefile.inc,v 1.3 1995/04/10 21:09:06 jtc Exp $
 
 #SRCS+=	_setjmp.S fabs.S frexp.c infinity.c isinf.c isnan.c ldexp.c modf.S
@@ -11,3 +11,4 @@ SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	setjmp.S sigsetjmp.S
 SRCS+=	modf.c
+SRCS+=	alloca.c
diff --git a/lib/libc/arch/mips/gen/Makefile.inc b/lib/libc/arch/mips/gen/Makefile.inc
index d2afa4040a2..27d23fc3e9b 100644
--- a/lib/libc/arch/mips/gen/Makefile.inc
+++ b/lib/libc/arch/mips/gen/Makefile.inc
@@ -1,6 +1,7 @@
-#	$OpenBSD: Makefile.inc,v 1.3 1996/08/19 08:15:50 tholo Exp $
+#	$OpenBSD: Makefile.inc,v 1.4 2003/05/02 19:20:26 millert Exp $
 
 SRCS+=	_setjmp.S fabs.S frexp.c infinity.c isinf.S ldexp.S modf.S
 SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	setjmp.S sigsetjmp.S
+SRCS+=	alloca.c
diff --git a/lib/libc/arch/powerpc/gen/Makefile.inc b/lib/libc/arch/powerpc/gen/Makefile.inc
index 3e0e5091c31..7f9092c3dc4 100644
--- a/lib/libc/arch/powerpc/gen/Makefile.inc
+++ b/lib/libc/arch/powerpc/gen/Makefile.inc
@@ -3,3 +3,4 @@ SRCS+= ldexp.c fabs.c frexp.c
 SRCS+= fpgetmask.c fpsetmask.c
 SRCS+= fpgetround.c fpsetround.c
 SRCS+= fpgetsticky.c fpsetsticky.c
+SRCS+= alloca.c
diff --git a/lib/libc/arch/sparc/gen/Makefile.inc b/lib/libc/arch/sparc/gen/Makefile.inc
index d0fa7366173..95e1b4011ef 100644
--- a/lib/libc/arch/sparc/gen/Makefile.inc
+++ b/lib/libc/arch/sparc/gen/Makefile.inc
@@ -1,6 +1,7 @@
-#	$OpenBSD: Makefile.inc,v 1.2 1996/08/19 08:17:24 tholo Exp $
+#	$OpenBSD: Makefile.inc,v 1.3 2003/05/02 19:20:26 millert Exp $
 
 SRCS+=	_setjmp.S fabs.S frexp.c infinity.c isinf.c isnan.c ldexp.c modf.S
 SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	fixunsdfsi.S mul.S umul.S saveregs.S setjmp.S sigsetjmp.S
+SRCS+=	alloca.c
diff --git a/lib/libc/arch/sparc64/gen/Makefile.inc b/lib/libc/arch/sparc64/gen/Makefile.inc
index fc594a5525e..227469f6920 100644
--- a/lib/libc/arch/sparc64/gen/Makefile.inc
+++ b/lib/libc/arch/sparc64/gen/Makefile.inc
@@ -1,6 +1,7 @@
-#	$OpenBSD: Makefile.inc,v 1.1 2001/08/29 01:48:12 art Exp $
+#	$OpenBSD: Makefile.inc,v 1.2 2003/05/02 19:20:26 millert Exp $
 
 SRCS+=	_setjmp.S fabs.S frexp.c infinity.c isinf.c isnan.c ldexp.c modf.S
 SRCS+=	flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c fpsetmask.c \
 	fpsetround.c fpsetsticky.c
 SRCS+=	fixunsdfsi.S mul.S umul.S saveregs.S setjmp.S sigsetjmp.S
+SRCS+=	alloca.c