From 33fc8a1cc2854a225d5da0174efc8eb6325c2f3a Mon Sep 17 00:00:00 2001
From: woglinde <heinold@inf.fu-berlin.de>
Date: Tue, 3 Feb 2009 13:50:02 +0100
Subject: dietlibc: introduce dietlibc to openembedded

---
 packages/dietlibc/dietlibc_0.31.bb          | 47 ++++++++++++++
 packages/dietlibc/files/ai_addrconfig.patch | 13 ++++
 packages/dietlibc/files/ccache.patch        | 74 ++++++++++++++++++++++
 packages/dietlibc/files/ceil.patch          | 97 +++++++++++++++++++++++++++++
 4 files changed, 231 insertions(+)
 create mode 100644 packages/dietlibc/dietlibc_0.31.bb
 create mode 100644 packages/dietlibc/files/ai_addrconfig.patch
 create mode 100644 packages/dietlibc/files/ccache.patch
 create mode 100644 packages/dietlibc/files/ceil.patch

(limited to 'packages/dietlibc')

diff --git a/packages/dietlibc/dietlibc_0.31.bb b/packages/dietlibc/dietlibc_0.31.bb
new file mode 100644
index 0000000000..7720588b60
--- /dev/null
+++ b/packages/dietlibc/dietlibc_0.31.bb
@@ -0,0 +1,47 @@
+SECTION = "libs"
+DESCRIPTION = "The diet libc is a libc that is optimized for small size. \
+It can be used to create small statically linked binaries"
+LICENSE = "GPLv2"
+
+SRC_URI = "${KERNELORG_MIRROR}/pub/linux/libs/dietlibc/dietlibc-${PV}.tar.bz2 \
+           file://ccache.patch;patch=1 \
+           file://ceil.patch;patch=1 \
+	   file://ai_addrconfig.patch;patch=1 \
+	  "
+
+#otherwise the whole run scripts got broken
+do_configure () {
+	echo "moo" > /dev/null 2>&1
+}
+
+do_compile () {
+	oe_runmake all CC="${BUILD_CC}" CFLAGS="${BUILD_CFLAGS}" prefix=${STAGING_DIR_TARGET}/lib/dietlibc
+	oe_runmake all ARCH="${TARGET_ARCH}" CROSS=" " prefix=${STAGING_DIR_TARGET}/lib/dietlibc
+}
+
+#no packages needed, all binaries will be compiled with -static
+PACKAGES = " "
+
+#otherwise the whole run scripts got broken
+do_install () {
+	echo "moo" > /dev/null 2>&1
+}
+
+do_stage () {
+	DIETLIBC_BUILD_ARCH=`echo ${BUILD_ARCH} | sed -e s'/.86/386/'`
+	DIETLIBC_TARGET_ARCH=`echo ${TARGET_ARCH} | sed -e s'/.86/386/'`
+	rm -rf ${STAGING_DIR_TARGET}/lib/dietlibc || true
+	rm ${CROSS_DIR}/bin/diet || true
+	install -d ${STAGING_DIR_TARGET}/lib/dietlibc/lib-${DIETLIBC_TARGET_ARCH}
+	install -d ${STAGING_DIR_TARGET}/lib/dietlibc/include
+        for i in `find include -name \*.h`; do install -m 644 -D $i ${STAGING_DIR_TARGET}/lib/dietlibc/$i; done
+
+        install -m755 bin-${DIETLIBC_BUILD_ARCH}/diet-i ${CROSS_DIR}/bin/diet
+	
+	cd bin-${DIETLIBC_TARGET_ARCH}
+	install -m 644 start.o libm.a libpthread.a librpc.a \
+                       liblatin1.a libcompat.a libcrypt.a \
+		       ${STAGING_DIR_TARGET}/lib/dietlibc/lib-${DIETLIBC_TARGET_ARCH}
+        install -m 644 dietlibc.a ${STAGING_DIR_TARGET}/lib/dietlibc/lib-${DIETLIBC_TARGET_ARCH}/libc.a
+}
+
diff --git a/packages/dietlibc/files/ai_addrconfig.patch b/packages/dietlibc/files/ai_addrconfig.patch
new file mode 100644
index 0000000000..5687e9f0f4
--- /dev/null
+++ b/packages/dietlibc/files/ai_addrconfig.patch
@@ -0,0 +1,13 @@
+Index: dietlibc-0.31/include/sys/socket.h
+===================================================================
+--- dietlibc-0.31.orig/include/sys/socket.h	2009-02-03 13:39:38.475445568 +0100
++++ dietlibc-0.31/include/sys/socket.h	2009-02-03 13:39:55.742105983 +0100
+@@ -439,6 +439,8 @@
+ #define EAI_AGAIN -10
+ #define EAI_SYSTEM -11
+ 
++#define AI_ADDRCONFIG 0
++
+ #define AI_NUMERICHOST 1
+ #define AI_CANONNAME 2
+ #define AI_PASSIVE 4
diff --git a/packages/dietlibc/files/ccache.patch b/packages/dietlibc/files/ccache.patch
new file mode 100644
index 0000000000..f6d72f5370
--- /dev/null
+++ b/packages/dietlibc/files/ccache.patch
@@ -0,0 +1,74 @@
+Index: dietlibc-0.31/diet.c
+===================================================================
+--- dietlibc-0.31.orig/diet.c	2006-08-27 15:49:00.000000000 +0200
++++ dietlibc-0.31/diet.c	2009-01-31 22:56:06.828080683 +0100
+@@ -127,7 +127,12 @@
+     }
+   }
+   {
+-    char *cc=argv[1];
++    char *cc;
++    if (!strcmp(argv[1],"ccache")) {
++	cc=argv[2];
++    } else {
++   	cc=argv[1];
++    }
+     char *tmp=strchr(cc,0)-2;
+     char *tmp2,*tmp3;
+     if (tmp<cc) goto donttouch;
+@@ -139,7 +144,7 @@
+       if (tmp3<tmp2) tmp2=tmp3;
+       if (tmp2-cc>90) error("platform name too long!\n");
+       shortplatform=platform+len;
+-      memmove(shortplatform,argv[1],(size_t)(tmp2-cc));
++      memmove(shortplatform,cc,(size_t)(tmp2-cc));
+       platform[tmp2-cc+len]=0;
+       if (shortplatform[0]=='i' && shortplatform[2]=='8' && shortplatform[3]=='6') shortplatform[1]='3';
+     } else {
+@@ -285,6 +290,9 @@
+ 
+       dest=newargv;
+       *dest++=argv[1];
++      if (strcmp(argv[1],"ccache") == 0) {
++	 *dest++=argv[2];
++      }
+       if (argv[2]) {
+ 	if (!strcmp(argv[2],"-V")) {
+ 	  *dest++=argv[2];
+@@ -294,9 +302,9 @@
+ 	} else if (!memcmp(argv[2],"-V",2)) {
+ 	  *dest++=argv[2];
+ 	  ++argv;
+-	  --argc;
+ 	}
+       }
++
+ #ifndef __DYN_LIB
+       if (_link) { *dest++=(char*)nostdlib; *dest++=dashstatic; *dest++=dashL; }
+ #else
+@@ -314,7 +322,15 @@
+ #ifdef WANT_DYNAMIC
+       if (_link) { *dest++=d; }
+ #endif
+-      for (i=2; i<argc; ++i) {
++      if (strcmp(argv[1],"ccache") == 0) {
++         i=3;
++      } else {
++         i=2;
++      }
++      for (i; i<argc; ++i) {
++        if (strstr(argv[i],"isystem") != NULL) {
++		continue;
++	}
+ 	if (mangleopts)
+ 	  if (argv[i][0]=='-' && (argv[i][1]=='O' || argv[i][1]=='f' ||
+ 				  (argv[i][1]=='m' && argv[i][2]!='3' && argv[i][2]!='6'))) {
+@@ -322,6 +338,8 @@
+ 	      continue;
+ 	  }
+ 	*dest++=argv[i];
++	*dest--;
++	*dest++;
+       }
+ #ifndef __DYN_LIB
+       if (compile || _link) {
diff --git a/packages/dietlibc/files/ceil.patch b/packages/dietlibc/files/ceil.patch
new file mode 100644
index 0000000000..e2295d27fa
--- /dev/null
+++ b/packages/dietlibc/files/ceil.patch
@@ -0,0 +1,97 @@
+Index: dietlibc-0.31/libm/ceil.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ dietlibc-0.31/libm/ceil.c	2009-02-01 02:54:28.533109301 +0100
+@@ -0,0 +1,92 @@
++/* @(#)s_ceil.c 5.1 93/09/24 */
++/*
++ * ====================================================
++ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
++ *
++ * Developed at SunPro, a Sun Microsystems, Inc. business.
++ * Permission to use, copy, modify, and distribute this
++ * software is freely granted, provided that this notice
++ * is preserved.
++ * ====================================================
++ */
++
++/*
++ * ceil(x)
++ * Return x rounded toward -inf to integral value
++ * Method:
++ *	Bit twiddling.
++ * Exception:
++ *	Inexact flag raised if x not equal to ceil(x).
++ */
++
++#include <math.h>
++
++typedef union {
++  double value;
++  struct {
++    unsigned int lsw;
++    unsigned int msw;
++  } parts;
++} ieee_double_shape_type;
++
++/* Get two 32 bit ints from a double.  */
++
++#define EXTRACT_WORDS(ix0,ix1,d)                                \
++do {                                                            \
++  ieee_double_shape_type ew_u;                                  \
++  ew_u.value = (d);                                             \
++  (ix0) = ew_u.parts.msw;                                       \
++  (ix1) = ew_u.parts.lsw;                                       \
++} while (0)
++
++#define INSERT_WORDS(d,ix0,ix1)                                 \
++do {                                                            \
++  ieee_double_shape_type iw_u;                                  \
++  iw_u.parts.msw = (ix0);                                       \
++  iw_u.parts.lsw = (ix1);                                       \
++  (d) = iw_u.value;                                             \
++} while (0)
++
++static const double huge = 1.0e300;
++
++double ceil(double x)
++{
++	int i0,i1,j0;
++	unsigned int i,j;
++	EXTRACT_WORDS(i0,i1,x);
++	j0 = ((i0>>20)&0x7ff)-0x3ff;
++	if(j0<20) {
++	    if(j0<0) { 	/* raise inexact if x != 0 */
++		if(huge+x>0.0) {/* return 0*sign(x) if |x|<1 */
++		    if(i0<0) {i0=0x80000000;i1=0;}
++		    else if((i0|i1)!=0) { i0=0x3ff00000;i1=0;}
++		}
++	    } else {
++		i = (0x000fffff)>>j0;
++		if(((i0&i)|i1)==0) return x; /* x is integral */
++		if(huge+x>0.0) {	/* raise inexact flag */
++		    if(i0>0) i0 += (0x00100000)>>j0;
++		    i0 &= (~i); i1=0;
++		}
++	    }
++	} else if (j0>51) {
++	    if(j0==0x400) return x+x;	/* inf or NaN */
++	    else return x;		/* x is integral */
++	} else {
++	    i = ((unsigned int)(0xffffffff))>>(j0-20);
++	    if((i1&i)==0) return x;	/* x is integral */
++	    if(huge+x>0.0) { 		/* raise inexact flag */
++		if(i0>0) {
++		    if(j0==20) i0+=1;
++		    else {
++			j = i1 + (1<<(52-j0));
++			if(j<i1) i0+=1;	/* got a carry */
++			i1 = j;
++		    }
++		}
++		i1 &= (~i);
++	    }
++	}
++	INSERT_WORDS(x,i0,i1);
++	return x;
++}
-- 
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