dtimezone(): Explain abs(3) is undefined on INT_MIN.

[nmh] / uip / mhical.c

diff --git a/uip/mhical.c b/uip/mhical.c
index d18d601acfdef9da42ce03d1ca793c37f5d72f67..650b982131c226d48dd00682b7d98ecc029a4fff 100644 (file)
--- a/uip/mhical.c
+++ b/uip/mhical.c
@@ -1,5 +1,4 @@
-/*
- * mhical.c -- operate on an iCalendar request
+/* mhical.c -- operate on an iCalendar request

  *
  * This code is Copyright (c) 2014, by the authors of nmh.
  * See the COPYRIGHT file in the root directory of the nmh
  *
  * This code is Copyright (c) 2014, by the authors of nmh.
  * See the COPYRIGHT file in the root directory of the nmh


@@ -57,6 +56,7 @@ DEFINE_SWITCH_ARRAY(MHICAL, switches);
 #undef X
 
 vevent vevents = { NULL, NULL, NULL};
 #undef X
 
 vevent vevents = { NULL, NULL, NULL};

+int parser_status = 0;

 
 int
 main (int argc, char *argv[]) {
 
 int
 main (int argc, char *argv[]) {


@@ -237,7 +237,7 @@ main (int argc, char *argv[]) {
         free (outfile);
     }
 
         free (outfile);
     }
 

-    return 0;
+    return parser_status;

 }
 
 /*
 }
 
 /*


@@ -810,7 +810,7 @@ fold (char *line, int uses_cr) {
 #endif
 
         charstring_push_back_chars (folded_line, cp, char_len, 1);
 #endif
 
         charstring_push_back_chars (folded_line, cp, char_len, 1);

-        remaining -= char_len > 0 ? char_len : 1;
+        remaining -= max(char_len, 1);

 
         /* remaining must be > 0 to pass the loop condition above, so
            if it's not > 1, it is == 1. */
 
         /* remaining must be > 0 to pass the loop condition above, so
            if it's not > 1, it is == 1. */


@@ -825,7 +825,7 @@ fold (char *line, int uses_cr) {
             }
         }
 
             }
         }
 

-        cp += char_len > 0 ? char_len : 1;
+        cp += max(char_len, 1);

     }
 
     free (line);
     }
 
     free (line);