X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flimits.h;h=f9805a1e15964995ffc47e830a66e60b255e728e;hb=48be5b6313d7b827acf555769e93b389fa9f6307;hp=56f7a12f313dcad419d14e3a7543c9edbd09622f;hpb=e8b8f3c90e02d8fa077be0f273fce1e48e2719d2;p=musl

diff --git a/include/limits.h b/include/limits.h
index 56f7a12f..f9805a1e 100644
--- a/include/limits.h
+++ b/include/limits.h
@@ -1,18 +1,28 @@
 #ifndef _LIMITS_H
 #define _LIMITS_H
 
+#include <features.h>
+
 /* Most limits are system-specific */
 
 #include <bits/limits.h>
 
+/* Support signed or unsigned plain-char */
+
+#if '\0'-1 > 0
+#define CHAR_MIN 0
+#define CHAR_MAX 255
+#else
+#define CHAR_MIN (-128)
+#define CHAR_MAX 127
+#endif
+
 /* Some universal constants... */
 
 #define CHAR_BIT 8
 #define SCHAR_MIN (-128)
 #define SCHAR_MAX 127
 #define UCHAR_MAX 255
-#define CHAR_MIN (-128)
-#define CHAR_MAX 127
 #define SHRT_MIN  (-1-0x7fff)
 #define SHRT_MAX  0x7fff
 #define USHRT_MAX 0xffff
@@ -27,10 +37,12 @@
 #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)
 
 #define PIPE_BUF 4096
+#ifdef PAGE_SIZE
 #define PAGESIZE PAGE_SIZE
+#endif
 #define FILESIZEBITS 64
 #define NAME_MAX 255
 #define SYMLINK_MAX 255
@@ -43,18 +55,19 @@
 #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
 
 /* 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
 #define DELAYTIMER_MAX 0x7fffffff
 #define MQ_PRIO_MAX 32768
+#define LOGIN_NAME_MAX 256
 
 /* Arbitrary numbers... */
 
@@ -71,12 +84,18 @@
 #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) && _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. */