From 726024dfe0359adb3fda713590a0f00bb7c2fa7c Mon Sep 17 00:00:00 2001
From: siemargl <siemargl@kolibrios.org>
Date: Fri, 7 Oct 2016 09:23:37 +0000
Subject: [PATCH] fix startup, gcc5.4 ready

git-svn-id: svn://kolibrios.org@6574 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 .../develop/ktcc/trunk/libc/start/start.asm   |  1 +
 programs/develop/ktcc/trunk/libctest/float2.c | 42 +++++++++++++++++++
 programs/develop/ktcc/trunk/readme.txt        |  3 ++
 .../develop/ktcc/trunk/source/Makefile.kos32  | 10 ++++-
 programs/develop/ktcc/trunk/source/libtcc.c   |  7 +++-
 5 files changed, 60 insertions(+), 3 deletions(-)
 create mode 100644 programs/develop/ktcc/trunk/libctest/float2.c

diff --git a/programs/develop/ktcc/trunk/libc/start/start.asm b/programs/develop/ktcc/trunk/libc/start/start.asm
index 200b7e58ac..9fdfb991f2 100644
--- a/programs/develop/ktcc/trunk/libc/start/start.asm
+++ b/programs/develop/ktcc/trunk/libc/start/start.asm
@@ -33,6 +33,7 @@ start:
 ;    or	 al, [params+buf_len-1]
 ;    jnz   .crash
 ; check if path written by OS
+	mov  [argc], 0
     mov  eax, [hparams]
     test eax, eax
     jz	 .without_path
diff --git a/programs/develop/ktcc/trunk/libctest/float2.c b/programs/develop/ktcc/trunk/libctest/float2.c
new file mode 100644
index 0000000000..11e42ab0f7
--- /dev/null
+++ b/programs/develop/ktcc/trunk/libctest/float2.c
@@ -0,0 +1,42 @@
+#include <stdio.h>
+#include <math.h>
+
+main()
+{	
+	int i;
+	for (i = 0; i < 10; i++)
+	{
+	printf("------------------------------------------------------\n");
+	printf ( "remainder of 5.3 / 2 is %f\n", remainder (5.3,2) );
+  	printf ( "remainder of 18.5 / 4.2 is %f\n", remainder (18.5,4.2) );
+//remainder of 5.3 / 2 is -0.700000
+//remainder of 18.5 / 4.2 is 1.700000
+
+	printf ( "fmod of 5.3 / 2 is %f\n", fmod (5.3,2) );
+	printf ( "fmod of 18.5 / 4.2 is %f\n", fmod (18.5,4.2) );
+// fmod of 5.3 / 2 is 1.300000
+// fmod of 18.5 / 4.2 is 1.700000
+
+	double param, fractpart, intpart, result;
+	int n;
+
+  	param = 3.14159265;
+  	fractpart = modf (param , &intpart);
+  	printf ("%f = %f + %f \n", param, intpart, fractpart);
+//3.141593 = 3.000000 + 0.141593
+
+ 	param = 0.95;
+	n = 4;
+	result = ldexp (param , n);
+	printf ("%f * 2^%d = %f\n", param, n, result);
+//0.950000 * 2^4 = 15.200000
+
+	param = 8.0;
+	result = frexp (param , &n);
+	printf ("%f = %f * 2^%d\n", param, result, n);
+//8.000000 = 0.500000 * 2^4
+	param = 50;
+	result = frexp (param , &n);
+	printf ("%f = %f * 2^%d\n", param, result, n);
+    }
+}
\ No newline at end of file
diff --git a/programs/develop/ktcc/trunk/readme.txt b/programs/develop/ktcc/trunk/readme.txt
index ef31932c12..9df678ff0e 100644
--- a/programs/develop/ktcc/trunk/readme.txt
+++ b/programs/develop/ktcc/trunk/readme.txt
@@ -2,3 +2,6 @@ see
 source/readme.*
 source/changelog
 source/tcc-doc.info or  .texi
+
+building Kolibri version 
+>make -f Makefile.kos32 
diff --git a/programs/develop/ktcc/trunk/source/Makefile.kos32 b/programs/develop/ktcc/trunk/source/Makefile.kos32
index 030e485fa4..02bfcd62bb 100644
--- a/programs/develop/ktcc/trunk/source/Makefile.kos32
+++ b/programs/develop/ktcc/trunk/source/Makefile.kos32
@@ -3,7 +3,12 @@ LD = kos32-ld
 
 SDK_DIR:= $(abspath ../../../sdk)
 
-LDFLAGS = -static -nostdlib -T $(SDK_DIR)/sources/newlib/static.lds
+#gcc 4.8
+#LDFLAGS = -static -nostdlib -T $(SDK_DIR)/sources/newlib/static.lds
+
+
+LDFLAGS = -static -S -nostdlib -T $(SDK_DIR)/lib/app-dynamic.lds \
+          --image-base 0  
 
 CFLAGS = -c -fno-ident -O2 -fomit-frame-pointer -U__WIN32__ -U_Win32 -U_WIN32 -U__MINGW32__ -UWIN32
 
@@ -20,7 +25,8 @@ OBJECTS =  $(patsubst %.c, %.o, $(SOURCES))
 default: tcc
 
 tcc: $(OBJECTS) 
-	$(LD) $(LDFLAGS) $(LIBPATH) -o tcc $(OBJECTS) -lgcc_eh -lc -lgcc -lc
+#gcc4.8	$(LD) $(LDFLAGS) $(LIBPATH) -o tcc $(OBJECTS) -lgcc_eh -lc -lgcc -lc
+	$(LD) $(LDFLAGS) $(LIBPATH) -o tcc $(OBJECTS) -lgcc -ldll -lc.dll
 	kos32-objcopy tcc -O binary
 
 %.o : %.c $(SOURCES)
diff --git a/programs/develop/ktcc/trunk/source/libtcc.c b/programs/develop/ktcc/trunk/source/libtcc.c
index aaddd9dbc1..efd7798c99 100644
--- a/programs/develop/ktcc/trunk/source/libtcc.c
+++ b/programs/develop/ktcc/trunk/source/libtcc.c
@@ -777,8 +777,13 @@ static void error1(TCCState *s1, int is_warning, const char *fmt, va_list ap)
         /* default case: stderr */
         if (s1->ppfp) /* print a newline during tcc -E */
             fprintf(s1->ppfp, "\n"), fflush(s1->ppfp);
+#ifndef TCC_TARGET_MEOS 
         fprintf(stderr, "%s\n", buf);
         fflush(stderr); /* print error/warning now (win32) */
+#else 
+        fprintf(stdout, "%s\n", buf);
+        fflush(stdout); /* print error/warning now (win32) */
+#endif
     } else {
         s1->error_func(s1->error_opaque, buf);
     }
@@ -2483,7 +2488,7 @@ PUB_FUNC void tcc_print_stats(TCCState *s, int64_t total_time)
         tt = 0.001;
     if (total_bytes < 1)
         total_bytes = 1;
-    fprintf(stderr, "%d idents, %d lines, %d bytes, %0.3f s, %d lines/s, %0.1f MB/s\n",
+    fprintf(stdout, "%d idents, %d lines, %d bytes, %0.3f s, %d lines/s, %0.1f MB/s\n",
            tok_ident - TOK_IDENT, total_lines, total_bytes,
            tt, (int)(total_lines / tt),
            total_bytes / tt / 1000000.0);