[xen master] tools: get rid of additional min() and max() definitions

[patchbot@xxxxxxx]

commit 32eafe88aa7a1478f1149b2bc89aa079e17f5673
Author:     Juergen Gross <jgross@xxxxxxxx>
AuthorDate: Fri Mar 24 11:12:32 2023 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Fri Mar 24 11:12:32 2023 +0100

    tools: get rid of additional min() and max() definitions
    
    Defining min(), min_t(), max() and max_t() at other places than
    xen-tools/common-macros.h isn't needed, as the definitions in said
    header can be used instead.
    
    Same applies to BUILD_BUG_ON() in hvmloader.
    
    Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
 tools/firmware/hvmloader/util.h |  8 ++------
 tools/libs/vchan/init.c         |  3 +--
 tools/tests/vpci/Makefile       |  2 +-
 tools/tests/vpci/emul.h         | 18 ++----------------
 4 files changed, 6 insertions(+), 25 deletions(-)

diff --git a/tools/firmware/hvmloader/util.h b/tools/firmware/hvmloader/util.h
index 8d95eab28a..e04990ee97 100644
--- a/tools/firmware/hvmloader/util.h
+++ b/tools/firmware/hvmloader/util.h
@@ -9,6 +9,8 @@
 #include <xen/hvm/hvm_info_table.h>
 #include "e820.h"
 
+#include <xen-tools/common-macros.h>
+
 /* Request un-prefixed values from errno.h. */
 #define XEN_ERRNO(name, value) name = value,
 enum {
@@ -41,12 +43,6 @@ void __assert_failed(const char *assertion, const char 
*file, int line)
 void __bug(const char *file, int line) __attribute__((noreturn));
 #define BUG() __bug(__FILE__, __LINE__)
 #define BUG_ON(p) do { if (p) BUG(); } while (0)
-#define BUILD_BUG_ON(p) ((void)sizeof(char[1 - 2 * !!(p)]))
-
-#define min_t(type,x,y) \
-        ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
-#define max_t(type,x,y) \
-        ({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
 
 #define MB(mb) (mb##ULL << 20)
 #define GB(gb) (gb##ULL << 30)
diff --git a/tools/libs/vchan/init.c b/tools/libs/vchan/init.c
index 9195bd3b98..021e1f29e1 100644
--- a/tools/libs/vchan/init.c
+++ b/tools/libs/vchan/init.c
@@ -45,6 +45,7 @@
 #include <xen/sys/gntalloc.h>
 #include <xen/sys/gntdev.h>
 #include <libxenvchan.h>
+#include <xen-tools/common-macros.h>
 
 #include "vchan.h"
 
@@ -72,8 +73,6 @@
 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
 #endif
 
-#define max(a,b) ((a > b) ? a : b)
-
 static int init_gnt_srv(struct libxenvchan *ctrl, int domain)
 {
        int pages_left = ctrl->read.order >= PAGE_SHIFT ? 1 << 
(ctrl->read.order - PAGE_SHIFT) : 0;
diff --git a/tools/tests/vpci/Makefile b/tools/tests/vpci/Makefile
index 5075bc2be2..62f21f341a 100644
--- a/tools/tests/vpci/Makefile
+++ b/tools/tests/vpci/Makefile
@@ -11,7 +11,7 @@ run: $(TARGET)
        ./$(TARGET)
 
 $(TARGET): vpci.c vpci.h list.h main.c emul.h
-       $(HOSTCC) -g -o $@ vpci.c main.c
+       $(HOSTCC) $(CFLAGS_xeninclude) -g -o $@ vpci.c main.c
 
 .PHONY: clean
 clean:
diff --git a/tools/tests/vpci/emul.h b/tools/tests/vpci/emul.h
index f03e3a56d1..d26e00b9d7 100644
--- a/tools/tests/vpci/emul.h
+++ b/tools/tests/vpci/emul.h
@@ -27,6 +27,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <xen-tools/common-macros.h>
+
 #define container_of(ptr, type, member) ({                      \
         typeof(((type *)0)->member) *mptr = (ptr);              \
                                                                 \
@@ -110,22 +112,6 @@ typedef union {
 #define BUG() assert(0)
 #define ASSERT_UNREACHABLE() assert(0)
 
-#define min(x, y) ({                    \
-        const typeof(x) tx = (x);       \
-        const typeof(y) ty = (y);       \
-                                        \
-        (void) (&tx == &ty);            \
-        tx < ty ? tx : ty;              \
-})
-
-#define max(x, y) ({                    \
-        const typeof(x) tx = (x);       \
-        const typeof(y) ty = (y);       \
-                                        \
-        (void) (&tx == &ty);            \
-        tx > ty ? tx : ty;              \
-})
-
 #endif
 
 /*
--
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