Merge branch 'js/compat-itimer'

Pieces to support compilation on __TANDEM.

* js/compat-itimer:
  Add a no-op setitimer() wrapper

Author: gitster

Makefile

@@ -159,6 +159,11 @@ all::
 # Define NO_PREAD if you have a problem with pread() system call (e.g.
 # cygwin1.dll before v1.5.22).
 #
+# Define NO_SETITIMER if you don't have setitimer()
+#
+# Define NO_STRUCT_ITIMERVAL if you don't have struct itimerval
+# This also implies NO_SETITIMER
+#
 # Define NO_THREAD_SAFE_PREAD if your pread() implementation is not
 # thread-safe. (e.g. compat/pread.c or cygwin)
 #
@@ -1677,6 +1682,13 @@ endif
 ifdef OBJECT_CREATION_USES_RENAMES
 	COMPAT_CFLAGS += -DOBJECT_CREATION_MODE=1
 endif
+ifdef NO_STRUCT_ITIMERVAL
+	COMPAT_CFLAGS += -DNO_STRUCT_ITIMERVAL
+	NO_SETITIMER=YesPlease
+endif
+ifdef NO_SETITIMER
+	COMPAT_CFLAGS += -DNO_SETITIMER
+endif
 ifdef NO_PREAD
 	COMPAT_CFLAGS += -DNO_PREAD
 	COMPAT_OBJS += compat/pread.o

git-compat-util.h

@@ -167,6 +167,17 @@
 extern int compat_mkdir_wo_trailing_slash(const char*, mode_t);
 #endif
 
+#ifdef NO_STRUCT_ITIMERVAL
+struct itimerval {
+	struct timeval it_interval;
+	struct timeval it_value;
+}
+#endif
+
+#ifdef NO_SETITIMER
+#define setitimer(which,value,ovalue)
+#endif
+
 #ifndef NO_LIBGEN_H
 #include <libgen.h>
 #else