Summary: BOM files can be read now

diff --git a/src/imach.c b/src/imach.c
index ccba45cabf54603bd96a6140183b4c16f3a1413b..471a89a44e1e2dd82f2f0c44809bf6f94f649ad8 100644 (file)
--- a/src/imach.c
+++ b/src/imach.c
@@ -1,6 +1,9 @@
 /* $Id$
   $State$
   $Log$
+  Revision 1.276  2017/06/30 15:48:31  brouard
+  Summary: Graphs improvements
+
   Revision 1.275  2017/06/30 13:39:33  brouard
   Summary: Saito's color
 
@@ -10610,7 +10613,7 @@ int main(int argc, char *argv[])
   int vpopbased=0;
   int nres=0;
   int endishere=0;
-
+  int noffset=0;
   int ncurrv=0; /* Temporary variable */
   
   char ca[32], cb[32];
@@ -10839,11 +10842,32 @@ int main(int argc, char *argv[])
 
   /* Reads comments: lines beginning with '#' */
   numlinepar=0;
-
-    /* First parameter line */
+  /* Is it a BOM UTF-8 Windows file? */
+  /* First parameter line */
   while(fgets(line, MAXLINE, ficpar)) {
+    noffset=0;
+    if( line[0] == (char)0xEF && line[1] == (char)0xBB) /* EF BB BF */
+    {
+      noffset=noffset+3;
+      printf("# File is an UTF8 Bom.\n"); // 0xBF
+    }
+    else if( line[0] == (char)0xFE && line[1] == (char)0xFF)
+    {
+      noffset=noffset+2;
+      printf("# File is an UTF16BE BOM file\n");
+    }
+    else if( line[0] == 0 && line[1] == 0)
+    {
+      if( line[2] == (char)0xFE && line[3] == (char)0xFF){
+       noffset=noffset+4;
+       printf("# File is an UTF16BE BOM file\n");
+      }
+    } else{
+      ;/*printf(" Not a BOM file\n");*/
+    }
+  
     /* If line starts with a # it is a comment */
-    if (line[0] == '#') {
+    if (line[noffset] == '#') {
       numlinepar++;
       fputs(line,stdout);
       fputs(line,ficparo);