Changeset c8830a2 in mainline

Timestamp:

2013-04-03T19:20:35Z (12 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

a3b339b4

Parents:

a21d837

git-author:

Zbigniew Halas <zhalas@…> (2013-04-03 19:20:35)

git-committer:

Jakub Jermar <jakub@…> (2013-04-03 19:20:35)

Message:

libposix changes required to make Python cross-compile.

Location:

uspace/lib/posix

Files:

• include/posix/fcntl.h (modified) (1 diff)
• include/posix/float.h (modified) (1 diff)
• include/posix/limits.h (modified) (1 diff)
• include/posix/math.h (modified) (1 diff)
• include/posix/stdio.h (modified) (1 diff)
• source/math.c (modified) (1 diff)

uspace/lib/posix/include/posix/fcntl.h

@@ -44 +44 @@
 #define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
 
+/* Dummy compatibility flag */
+#undef O_NOCTTY
+#define O_NOCTTY 0
+
 /* fcntl commands */
 #undef F_DUPFD

uspace/lib/posix/include/posix/float.h

@@ -36 +36 @@
 #define POSIX_FLOAT_H_
 
-/* Empty. Just to satisfy preprocessor. */
+/* Rouding direction -1 - unknown */
+#define FLT_ROUNDS (-1)
+
+/* define some standard C constants in terms of GCC built-ins */
+#ifdef __GNUC__
+        #undef DBL_MANT_DIG
+        #define DBL_MANT_DIG __DBL_MANT_DIG__
+        #undef DBL_MIN_EXP
+        #define DBL_MIN_EXP __DBL_MIN_EXP__
+        #undef DBL_MAX_EXP
+        #define DBL_MAX_EXP __DBL_MAX_EXP__
+        #undef DBL_MAX
+        #define DBL_MAX __DBL_MAX__
+        #undef DBL_MAX_10_EXP
+        #define DBL_MAX_10_EXP __DBL_MAX_10_EXP__
+        #undef DBL_MIN_10_EXP
+        #define DBL_MIN_10_EXP __DBL_MIN_10_EXP__
+        #undef DBL_MIN
+        #define DBL_MIN __DBL_MIN__
+        #undef DBL_DIG
+        #define DBL_DIG __DBL_DIG__
+        #undef DBL_EPSILON
+        #define DBL_EPSILON __DBL_EPSILON__
+        #undef FLT_RADIX
+        #define FLT_RADIX __FLT_RADIX__
+#endif
 
 #endif /* POSIX_FLOAT_H_ */

uspace/lib/posix/include/posix/limits.h

@@ -49 +49 @@
 #define PATH_MAX 256
 
+/* it's probably a safe assumption */
+#undef CHAR_BIT
+#define CHAR_BIT 8
+
 #endif /* POSIX_LIMITS_H_ */
 

uspace/lib/posix/include/posix/math.h

@@ -36 +36 @@
 #define POSIX_MATH_H_
 
+#ifdef __GNUC__
+        #define HUGE_VAL (__builtin_huge_val())
+#endif
+
 /* Normalization Functions */
 extern double posix_ldexp(double x, int exp);
 extern double posix_frexp(double num, int *exp);
 
+double posix_fabs(double x);
+double posix_floor(double x);
+double posix_modf(double x, double *iptr);
+double posix_fmod(double x, double y);
+double posix_pow(double x, double y);
+double posix_exp(double x);
+double posix_sqrt(double x);
+double posix_log(double x);
+double posix_sin(double x);
+double posix_cos(double x);
+double posix_atan2(double y, double x);
+
 #ifndef LIBPOSIX_INTERNAL
         #define ldexp posix_ldexp
         #define frexp posix_frexp
+
+        #define fabs posix_fabs
+        #define floor posix_floor
+        #define modf posix_modf
+        #define fmod posix_fmod
+        #define pow posix_pow
+        #define exp posix_exp
+        #define sqrt posix_sqrt
+        #define log posix_log
+        #define sin posix_sin
+        #define cos posix_cos
+        #define atan2 posix_atan2
 #endif
 

uspace/lib/posix/include/posix/stdio.h

@@ -61 +61 @@
 
 typedef struct _IO_FILE FILE;
+
+#ifndef LIBPOSIX_INTERNAL
+        enum _buffer_type {
+                /** No buffering */
+                _IONBF,
+                /** Line buffering */
+                _IOLBF,
+                /** Full buffering */
+                _IOFBF
+        };
+#endif
 
 extern FILE *stdin;

uspace/lib/posix/source/math.c

@@ -62 +62 @@
 }
 
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_cos(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @param y
+ * @return
+ */
+double posix_pow(double x, double y)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_floor(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_fabs(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @param iptr
+ * @return
+ */
+double posix_modf(double x, double *iptr)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @param y
+ * @return
+ */
+double posix_fmod(double x, double y)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_log(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @param y
+ * @return
+ */
+double posix_atan2(double y, double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_sin(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_exp(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
+/**
+ * 
+ * @param x
+ * @return
+ */
+double posix_sqrt(double x)
+{
+        // TODO: Python dependency
+        not_implemented();
+}
+
 /** @}
  */