X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flimits.h;h=53a27b9de43fa0caada15899a5849d717df572ac;hb=759bf785a84bd56ed1b163594f3f66ade808c0e3;hp=e354ee73204c6eb31371bcf77ed5ddb8febc18af;hpb=f8ac55516d0336e26fbd1c69c4756e92f3e61407;p=musl

diff --git a/include/limits.h b/include/limits.h
index e354ee73..53a27b9d 100644
--- a/include/limits.h
+++ b/include/limits.h
@@ -1,13 +1,13 @@
 #ifndef _LIMITS_H
 #define _LIMITS_H
 
-/* Most limits are system-specific */
+#include <features.h>
 
-#include <bits/limits.h>
+#include <bits/alltypes.h> /* __LONG_MAX */
 
 /* Support signed or unsigned plain-char */
 
-#ifdef __CHAR_UNSIGNED__
+#if '\xff' > 0
 #define CHAR_MIN 0
 #define CHAR_MAX 255
 #else
@@ -15,8 +15,6 @@
 #define CHAR_MAX 127
 #endif
 
-/* Some universal constants... */
-
 #define CHAR_BIT 8
 #define SCHAR_MIN (-128)
 #define SCHAR_MAX 127
@@ -28,22 +26,25 @@
 #define INT_MAX  0x7fffffff
 #define UINT_MAX 0xffffffffU
 #define LONG_MIN (-LONG_MAX-1)
+#define LONG_MAX __LONG_MAX
 #define ULONG_MAX (2UL*LONG_MAX+1)
 #define LLONG_MIN (-LLONG_MAX-1)
+#define LLONG_MAX  0x7fffffffffffffffLL
 #define ULLONG_MAX (2ULL*LLONG_MAX+1)
 
 #define MB_LEN_MAX 4
 
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
- || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+
+#include <bits/limits.h>
 
 #define PIPE_BUF 4096
-#define PAGESIZE PAGE_SIZE
 #define FILESIZEBITS 64
+#ifndef NAME_MAX
 #define NAME_MAX 255
-#define SYMLINK_MAX 255
+#endif
 #define PATH_MAX 4096
-#define NZERO 20
 #define NGROUPS_MAX 32
 #define ARG_MAX 131072
 #define IOV_MAX 1024
@@ -51,13 +52,19 @@
 #define WORD_BIT 32
 #define SSIZE_MAX LONG_MAX
 #define TZNAME_MAX 6
-#define TTY_NAME_MAX 20
+#define TTY_NAME_MAX 32
 #define HOST_NAME_MAX 255
 
+#if LONG_MAX == 0x7fffffffL
+#define LONG_BIT 32
+#else
+#define LONG_BIT 64
+#endif
+
 /* Implementation choices... */
 
-#define PTHREAD_KEYS_MAX  1024
-#define PTHREAD_STACK_MIN PAGE_SIZE
+#define PTHREAD_KEYS_MAX 128
+#define PTHREAD_STACK_MIN 2048
 #define PTHREAD_DESTRUCTOR_ITERATIONS 4
 #define SEM_VALUE_MAX 0x7fffffff
 #define SEM_NSEMS_MAX 256
@@ -78,14 +85,29 @@
 #define RE_DUP_MAX 255
 
 #define NL_ARGMAX 9
-#define NL_LANGMAX 32
 #define NL_MSGMAX 32767
-#define NL_NMAX (MB_LEN_MAX*4)
 #define NL_SETMAX 255
 #define NL_TEXTMAX 2048
 
 #endif
 
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) || defined(_XOPEN_SOURCE)
+
+#ifdef PAGESIZE
+#define PAGE_SIZE PAGESIZE
+#endif
+#define NZERO 20
+#define NL_LANGMAX 32
+
+#endif
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) \
+ || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700)
+
+#define NL_NMAX 16
+
+#endif
+
 /* POSIX/SUS requirements follow. These numbers come directly
  * from SUS and have nothing to do with the host system. */