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-rw-r--r--Build/source/texk/dvipdfm-x/dpxutil.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/Build/source/texk/dvipdfm-x/dpxutil.c b/Build/source/texk/dvipdfm-x/dpxutil.c
index af4008c93e9..e16ab74e563 100644
--- a/Build/source/texk/dvipdfm-x/dpxutil.c
+++ b/Build/source/texk/dvipdfm-x/dpxutil.c
@@ -1,6 +1,6 @@
/* This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
- Copyright (C) 2002-2016 by Jin-Hwan Cho and Shunsaku Hirata,
+ Copyright (C) 2002-2017 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
@@ -49,6 +49,26 @@ xtoi (char c)
return -1;
}
+double
+min4 (double x1, double x2, double x3, double x4)
+{
+ double v = x1;
+ if (x2 < v) v = x2;
+ if (x3 < v) v = x3;
+ if (x4 < v) v = x4;
+ return v;
+}
+
+double
+max4 (double x1, double x2, double x3, double x4)
+{
+ double v = x1;
+ if (x2 > v) v = x2;
+ if (x3 > v) v = x3;
+ if (x4 > v) v = x4;
+ return v;
+}
+
void
skip_white_spaces (unsigned char **s, unsigned char *endptr)
{