Changeset 92d8cda for libcfa/src/collections/string_res.cfa

Timestamp:

Sep 6, 2023, 11:49:02 AM (2 years ago)

Author:

caparsons <caparson@…>

Branches:

master

Children:

4a40fca7, 79b05224, 9d47c1f

Parents:

1f10959 (diff), 1fc111c (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

File:

• libcfa/src/collections/string_res.cfa (modified) (1 diff)

libcfa/src/collections/string_res.cfa

@@ -245 +245 @@
     s = temp;
     return in;
+}
+
+void ?|?( ifstream & in, string_res & this ) {
+    (ifstream &)(in | this); ends( in );
+}
+
+ifstream & ?|?( ifstream & is, _Istream_Rstr f ) {
+        // .---------------,
+        // | | | | |...|0|0| null terminator and guard if missing
+        // `---------------'
+        enum { gwd = 128 + 1, wd = gwd - 1 };                           // guard and unguard width
+        char cstr[gwd];                                                                         // read in chunks
+        bool cont = false;
+
+        _Istream_Cstr cf = { cstr, (_Istream_str_base)f };
+        if ( ! cf.flags.rwd ) cf.wd = wd;
+
+        cstr[wd] = '\0';                                                                        // guard null terminate string
+        try {
+                is | cf;
+        } catch( cstring_length * ) {
+                cont = true;
+        } finally {
+        if ( ! cf.flags.ignore ) *(f.s) = cstr;                 // ok to initialize string
+        } // try
+        for ( ; cont; )  {                                                                      // overflow read ?
+                cont = false;
+                try {
+                        is | cf;
+                } catch( cstring_length * ) {
+                        cont = true;                                                            // continue not allowed
+                } finally {
+                        if ( ! cf.flags.ignore ) *(f.s) += cstr;        // build string chunk at a time
+                } // try
+        } // for
+        return is;
+} // ?|?
+
+void ?|?( ifstream & in, _Istream_Rstr f ) {
+    (ifstream &)(in | f); ends( in );
 }