Merge topic 'liblzma-reduce-checks'

d8359713e5 liblzma: Assume 'string.h' exists
12e7bfcbf4 liblzma: Use KWIML to get fixed-size integer types
3cd5ed7cb1 liblzma: Drop unused code providing uintmax_t and intmax_t

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !4790

2 files changed, 26 insertions, 204 deletions

diff --git a/Utilities/cmliblzma/CMakeLists.txt b/Utilities/cmliblzma/CMakeLists.txt
index b443fd6..6b6fae6 100644
--- a/Utilities/cmliblzma/CMakeLists.txt
+++ b/Utilities/cmliblzma/CMakeLists.txt
@@ -7,11 +7,10 @@ include(CheckTypeSize)
 include(TestBigEndian)
 
 CHECK_INCLUDE_FILE(byteswap.h HAVE_BYTESWAP_H)
-CHECK_INCLUDE_FILE(inttypes.h HAVE_INTTYPES_H)
 CHECK_INCLUDE_FILE(limits.h HAVE_LIMITS_H)
 CHECK_INCLUDE_FILE(memory.h HAVE_MEMORY_H)
 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
-CHECK_INCLUDE_FILE(string.h HAVE_STRING_H)
+set(HAVE_STRING_H 1)
 CHECK_INCLUDE_FILE(sys/sysctl.h HAVE_SYS_SYSCTL_H)
 
 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
@@ -60,40 +59,6 @@ set(HAVE_MF_BT4 1)
 set(HAVE_MF_HC3 1)
 set(HAVE_MF_HC4 1)
 
-CHECK_TYPE_SIZE(int16_t INT16_T)
-CHECK_TYPE_SIZE(int32_t INT32_T)
-CHECK_TYPE_SIZE(int64_t INT64_T)
-CHECK_TYPE_SIZE(intmax_t INTMAX_T)
-CHECK_TYPE_SIZE(uint8_t UINT8_T)
-CHECK_TYPE_SIZE(uint16_t UINT16_T)
-CHECK_TYPE_SIZE(uint32_t UINT32_T)
-CHECK_TYPE_SIZE(uint64_t UINT64_T)
-CHECK_TYPE_SIZE(uintmax_t UINTMAX_T)
-
-CHECK_TYPE_SIZE("short" SIZE_OF_SHORT)
-CHECK_TYPE_SIZE("int" SIZE_OF_INT)
-CHECK_TYPE_SIZE("long" SIZE_OF_LONG)
-CHECK_TYPE_SIZE("long long" SIZE_OF_LONG_LONG)
-
-CHECK_TYPE_SIZE("unsigned short" SIZE_OF_UNSIGNED_SHORT)
-CHECK_TYPE_SIZE("unsigned" SIZE_OF_UNSIGNED)
-CHECK_TYPE_SIZE("unsigned long" SIZE_OF_UNSIGNED_LONG)
-CHECK_TYPE_SIZE("unsigned long long" SIZE_OF_UNSIGNED_LONG_LONG)
-CHECK_TYPE_SIZE("size_t" SIZEOF_SIZE_T)
-
-CHECK_TYPE_SIZE("__int64" __INT64)
-CHECK_TYPE_SIZE("unsigned __int64" UNSIGNED___INT64)
-
-CHECK_TYPE_SIZE(uintptr_t UINTPTR_T)
-IF(NOT HAVE_UINTPTR_T)
-  IF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
-    SET(uintptr_t "uint64_t")
-  ELSE()
-    SET(uintptr_t "uint32_t")
-  ENDIF()
-ENDIF()
-
-
 SET(LZMA_SRCS
   common/sysdefs.h
   common/tuklib_integer.h
diff --git a/Utilities/cmliblzma/config.h.in b/Utilities/cmliblzma/config.h.in
index 06f7fcb..8e4dc93 100644
--- a/Utilities/cmliblzma/config.h.in
+++ b/Utilities/cmliblzma/config.h.in
@@ -3,183 +3,36 @@
  * Ensure we have C99-style int64_t, etc, all defined.
  */
 
-/* First, we need to know if the system has already defined them. */
-#cmakedefine HAVE_INT16_T
-#cmakedefine HAVE_INT32_T
-#cmakedefine HAVE_INT64_T
-#cmakedefine HAVE_INTMAX_T
+#include <cm3p/kwiml/int.h>
 
-#cmakedefine HAVE_UINT8_T
-#cmakedefine HAVE_UINT16_T
-#cmakedefine HAVE_UINT32_T
-#cmakedefine HAVE_UINT64_T
-#cmakedefine HAVE_UINTMAX_T
-
-/* We might have the types we want under other spellings. */
-#cmakedefine HAVE___INT64
-#cmakedefine HAVE_U_INT64_T
-#cmakedefine HAVE_UNSIGNED___INT64
-
-/* The sizes of various standard integer types. */
-@SIZE_OF_SHORT_CODE@
-@SIZE_OF_INT_CODE@
-@SIZE_OF_LONG_CODE@
-@SIZE_OF_LONG_LONG_CODE@
-@SIZE_OF_UNSIGNED_SHORT_CODE@
-@SIZE_OF_UNSIGNED_CODE@
-@SIZE_OF_UNSIGNED_LONG_CODE@
-@SIZE_OF_UNSIGNED_LONG_LONG_CODE@
-@SIZEOF_SIZE_T_CODE@
-
-/*
- * If we lack int64_t, define it to the first of __int64, int, long, and long long
- * that exists and is the right size.
- */
-#if !defined(HAVE_INT64_T) && defined(HAVE___INT64)
-typedef __int64 int64_t;
-#define HAVE_INT64_T
-#endif
-
-#if !defined(HAVE_INT64_T) && SIZE_OF_INT == 8
-typedef int int64_t;
-#define HAVE_INT64_T
-#endif
-
-#if !defined(HAVE_INT64_T) && SIZE_OF_LONG == 8
-typedef long int64_t;
-#define HAVE_INT64_T
-#endif
-
-#if !defined(HAVE_INT64_T) && SIZE_OF_LONG_LONG == 8
-typedef long long int64_t;
-#define HAVE_INT64_T
-#endif
-
-#if !defined(HAVE_INT64_T)
-#error No 64-bit integer type was found.
-#endif
-
-/*
- * Similarly for int32_t
- */
-#if !defined(HAVE_INT32_T) && SIZE_OF_INT == 4
-typedef int int32_t;
-#define HAVE_INT32_T
-#endif
-
-#if !defined(HAVE_INT32_T) && SIZE_OF_LONG == 4
-typedef long int32_t;
-#define HAVE_INT32_T
+#ifndef KWIML_INT_HAVE_INT64_T
+# define int64_t KWIML_INT_int64_t
 #endif
-
-#if !defined(HAVE_INT32_T)
-#error No 32-bit integer type was found.
+#ifndef KWIML_INT_HAVE_INT32_T
+# define int32_t KWIML_INT_int32_t
 #endif
-
-/*
- * Similarly for int16_t
- */
-#if !defined(HAVE_INT16_T) && SIZE_OF_INT == 2
-typedef int int16_t;
-#define HAVE_INT16_T
+#ifndef KWIML_INT_HAVE_INT16_T
+# define int16_t KWIML_INT_int16_t
 #endif
-
-#if !defined(HAVE_INT16_T) && SIZE_OF_SHORT == 2
-typedef short int16_t;
-#define HAVE_INT16_T
+#ifndef KWIML_INT_HAVE_INT8_T
+# define int8_t KWIML_INT_int8_t
 #endif
-
-#if !defined(HAVE_INT16_T)
-#error No 16-bit integer type was found.
+#ifndef KWIML_INT_HAVE_UINT64_T
+# define uint64_t KWIML_INT_uint64_t
 #endif
-
-/*
- * Similarly for uint64_t
- */
-#if !defined(HAVE_UINT64_T) && defined(HAVE_UNSIGNED___INT64)
-typedef unsigned __int64 uint64_t;
-#define HAVE_UINT64_T
+#ifndef KWIML_INT_HAVE_UINT32_T
+# define uint32_t KWIML_INT_uint32_t
 #endif
-
-#if !defined(HAVE_UINT64_T) && SIZE_OF_UNSIGNED == 8
-typedef unsigned uint64_t;
-#define HAVE_UINT64_T
+#ifndef KWIML_INT_HAVE_UINT16_T
+# define uint16_t KWIML_INT_uint16_t
 #endif
-
-#if !defined(HAVE_UINT64_T) && SIZE_OF_UNSIGNED_LONG == 8
-typedef unsigned long uint64_t;
-#define HAVE_UINT64_T
+#ifndef KWIML_INT_HAVE_UINT8_T
+# define uint8_t KWIML_INT_uint8_t
 #endif
-
-#if !defined(HAVE_UINT64_T) && SIZE_OF_UNSIGNED_LONG_LONG == 8
-typedef unsigned long long uint64_t;
-#define HAVE_UINT64_T
+#ifndef KWIML_INT_HAVE_UINTPTR_T
+# define uintptr_t KWIML_INT_uintptr_t
 #endif
 
-#if !defined(HAVE_UINT64_T)
-#error No 64-bit unsigned integer type was found.
-#endif
-
-/*
- * Similarly for uint32_t
- */
-#if !defined(HAVE_UINT32_T) && SIZE_OF_UNSIGNED == 4
-typedef unsigned uint32_t;
-#define HAVE_UINT32_T
-#endif
-
-#if !defined(HAVE_UINT32_T) && SIZE_OF_UNSIGNED_LONG == 4
-typedef unsigned long uint32_t;
-#define HAVE_UINT32_T
-#endif
-
-#if !defined(HAVE_UINT32_T)
-#error No 32-bit unsigned integer type was found.
-#endif
-
-/*
- * Similarly for uint16_t
- */
-#if !defined(HAVE_UINT16_T) && SIZE_OF_UNSIGNED == 2
-typedef unsigned uint16_t;
-#define HAVE_UINT16_T
-#endif
-
-#if !defined(HAVE_UINT16_T) && SIZE_OF_UNSIGNED_SHORT == 2
-typedef unsigned short uint16_t;
-#define HAVE_UINT16_T
-#endif
-
-#if !defined(HAVE_UINT16_T)
-#error No 16-bit unsigned integer type was found.
-#endif
-
-/*
- * Similarly for uint8_t
- */
-#if !defined(HAVE_UINT8_T)
-typedef unsigned char uint8_t;
-#define HAVE_UINT8_T
-#endif
-
-#if !defined(HAVE_UINT16_T)
-#error No 8-bit unsigned integer type was found.
-#endif
-
-/* Define intmax_t and uintmax_t if they are not already defined. */
-#if !defined(HAVE_INTMAX_T)
-typedef int64_t intmax_t;
-#define INTMAX_MIN INT64_MIN
-#define INTMAX_MAX INT64_MAX
-#endif
-
-#if !defined(HAVE_UINTMAX_T)
-typedef uint64_t uintmax_t;
-#endif
-
-
-#cmakedefine uintptr_t @uintptr_t@
-
 #cmakedefine WORDS_BIGENDIAN 1
 
 #cmakedefine HAVE_BYTESWAP_H 1
@@ -219,7 +72,9 @@ typedef uint64_t uintmax_t;
 #define HAVE_MF_HC4 1
 
 /* Define to 1 if you have the <inttypes.h> header file. */
-#cmakedefine HAVE_INTTYPES_H 1
+#ifdef KWIML_INT_HAVE_INTTYPES_H
+# define HAVE_INTTYPES_H 1
+#endif
 
 /* Define to 1 if you have the <limits.h> header file. */
 #cmakedefine HAVE_LIMITS_H 1
@@ -231,7 +86,9 @@ typedef uint64_t uintmax_t;
 #cmakedefine HAVE_STDBOOL_H 1
 
 /* Define to 1 if you have the <stdint.h> header file. */
-#cmakedefine HAVE_STDINT_H 1
+#ifdef KWIML_INT_HAVE_STDINT_H
+# define HAVE_STDINT_H 1
+#endif
 
 /* Define to 1 if you have the <strings.h> header file. */
 #cmakedefine HAVE_STRINGS_H 1