Add compat headers, move some things to them.

This is groundwork for landing musl includes which remove
some of the deprecated functions or very old BSDisms.

7 files changed, 143 insertions, 0 deletions

diff --git a/system/include/compat/math.h b/system/include/compat/math.h
new file mode 100644
index 00000000..089cf66b
--- /dev/null
+++ b/system/include/compat/math.h
@@ -0,0 +1,14 @@
+#ifndef  _COMPAT_MATH_H_
+#define  _COMPAT_MATH_H_
+
+#ifndef isinff
+  #define isinff isinf
+#endif
+
+#ifndef isnanf
+  #define isnanf isnan
+#endif
+
+#include_next <math.h>
+
+#endif /* _COMPAT_MATH_H_ */
diff --git a/system/include/compat/stdlib.h b/system/include/compat/stdlib.h
new file mode 100644
index 00000000..dc01947d
--- /dev/null
+++ b/system/include/compat/stdlib.h
@@ -0,0 +1,16 @@
+#ifndef _COMPAT_STDLIB_H
+#define _COMPAT_STDLIB_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int getloadavg(double loadavg[], int nelem);
+
+#ifdef __cplusplus
+}
+#endif
+
+#include_next <stdlib.h>
+
+#endif
diff --git a/system/include/compat/string.h b/system/include/compat/string.h
new file mode 100644
index 00000000..880089cc
--- /dev/null
+++ b/system/include/compat/string.h
@@ -0,0 +1,17 @@
+#ifndef _COMPAT_STRING_H
+#define _COMPAT_STRING_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern char* strlwr(char *);
+extern char* strupr(char *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#include_next <string.h>
+
+#endif
diff --git a/system/include/compat/sys/stat.h b/system/include/compat/sys/stat.h
new file mode 100644
index 00000000..731502ea
--- /dev/null
+++ b/system/include/compat/sys/stat.h
@@ -0,0 +1,20 @@
+#ifndef _COMPAT_STAT_H
+#define _COMPAT_STAT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include_next <sys/stat.h>
+
+#define S_IRWXUGO       (S_IRWXU|S_IRWXG|S_IRWXO)
+#define S_IALLUGO       (S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
+#define S_IRUGO         (S_IRUSR|S_IRGRP|S_IROTH)
+#define S_IWUGO         (S_IWUSR|S_IWGRP|S_IWOTH)
+#define S_IXUGO         (S_IXUSR|S_IXGRP|S_IXOTH)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/system/include/compat/sys/timeb.h b/system/include/compat/sys/timeb.h
new file mode 100644
index 00000000..0a2c3de8
--- /dev/null
+++ b/system/include/compat/sys/timeb.h
@@ -0,0 +1,39 @@
+/* timeb.h -- An implementation of the standard Unix <sys/timeb.h> file.
+   Written by Ian Lance Taylor <ian@cygnus.com>
+   Public domain; no rights reserved.
+
+   <sys/timeb.h> declares the structure used by the ftime function, as
+   well as the ftime function itself.  Newlib does not provide an
+   implementation of ftime.  */
+
+#ifndef _SYS_TIMEB_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define _SYS_TIMEB_H
+
+#include <_ansi.h>
+#include <machine/types.h>
+
+#ifndef __time_t_defined
+typedef _TIME_T_ time_t;
+#define __time_t_defined
+#endif
+
+struct timeb
+{
+  time_t time;
+  unsigned short millitm;
+  short timezone;
+  short dstflag;
+};
+
+extern int ftime _PARAMS ((struct timeb *));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ! defined (_SYS_TIMEB_H) */
diff --git a/system/include/compat/unistd.h b/system/include/compat/unistd.h
new file mode 100644
index 00000000..07c3afde
--- /dev/null
+++ b/system/include/compat/unistd.h
@@ -0,0 +1,16 @@
+#ifndef _COMPAT_UNISTD_H
+#define _COMPAT_UNISTD_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+char *  getwd(char *__buf );
+
+#ifdef __cplusplus
+}
+#endif
+
+#include_next <unistd.h>
+
+#endif
diff --git a/system/include/compat/xlocale.h b/system/include/compat/xlocale.h
new file mode 100644
index 00000000..4bafa27d
--- /dev/null
+++ b/system/include/compat/xlocale.h
@@ -0,0 +1,21 @@
+#ifndef _COMPAT_XLOCALE_H_
+#define _COMPAT_XLOCALE_H_
+
+#include <locale.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+long long strtoll_l(const char *start, char **end, int base, locale_t loc);
+unsigned long long strtoull_l(const char *start, char **end, int base, locale_t loc);
+double strtold_l(const char *start, char **end, locale_t loc);
+
+#ifdef __cplusplus
+}
+#endif
+
+#include_next <xlocale.h>
+
+#endif /* _COMPAT_XLOCALE_H_ */
+