Tolerate files with \r characters in them; we would never write

such a file, but mailers might mangle them.

[git-p4: depot-paths = "//depot/solvespace/": change = 1891]

file.cpp

@@ -315,6 +315,10 @@ bool SolveSpace::LoadFromFile(char *filename) {
     while(fgets(line, sizeof(line), fh)) {
         char *s = strchr(line, '\n');
         if(s) *s = '\0';
+        // We should never get files with \r characters in them, but mailers
+        // will sometimes mangle attachments.
+        s = strchr(line, '\r');
+        if(s) *s = '\0';
 
         if(*line == '\0') continue;
        
@@ -364,6 +368,10 @@ bool SolveSpace::LoadEntitiesFromFile(char *file, EntityList *le, SMesh *m) {
     while(fgets(line, sizeof(line), fh)) {
         char *s = strchr(line, '\n');
         if(s) *s = '\0';
+        // We should never get files with \r characters in them, but mailers
+        // will sometimes mangle attachments.
+        s = strchr(line, '\r');
+        if(s) *s = '\0';
 
         if(*line == '\0') continue;
        

srf/surface.h

@@ -0,0 +1,52 @@
+
+#ifndef __SURFACE_H
+#define __SURFACE_H
+
+class hSCurve;
+class hSSurface;
+
+class hSCurve {
+public:
+    DWORD v;
+};
+
+class SCurve {
+public:
+    hSCurve         h;
+
+    SList<Vector>   pts;
+    hSSurface       srfA;
+    hSSurface       srfB;
+};
+
+class STrimBy {
+public:
+    hSCurve     curve;
+    Vector      start;
+    Vector      finish;
+    Vector      out;        // a vector pointing out of the contour
+};
+
+class hSSurface {
+public:
+    DWORD v;
+};
+
+class SSurface {
+public:
+    hSSurface       h;
+
+    Vector          ctrl[4][4];
+    double          weight[4];
+
+    SList<STrimBy>  trim;
+};
+
+class SShell {
+public:
+    IdList<SCurve,hSCurve>      allCurves;
+    IdList<SSurface,hSSurface>  surface;
+};
+
+#endif
+