src/usr.bin/make/var.c - diff

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-version 1.45, 2000/07/17 23:29:35
+version 1.46, 2000/07/18 20:17:20
 Line 1186
 Line 1186
 Line 1186
                  VarPrintVar(v);
  }
+ #ifdef POSIX
+ static const char *quotable = " \t\n\\'\"";
+ /* In POSIX mode, variable assignments passed on the command line are
+  * propagated to sub makes through MAKEFLAGS.
+  */
+ void
+ Var_AddCmdline(name)
+         const char *name;
+ {
+     Var *v;
+     unsigned int i;
+     BUFFER buf;
+     char *s;
+     Buf_Init(&buf, MAKE_BSIZE);
+     for (v = hash_first(VAR_CMD, &i); v != NULL;
+         v = hash_next(VAR_CMD, &i)) {
+                 /* We assume variable names don't need quoting */
+                 Buf_AddString(&buf, v->name);
+                 Buf_AddChar(&buf, '=');
+                 for (s = VarValue(v); *s != '\0'; s++) {
+                         if (strchr(quotable, *s))
+                                 Buf_AddChar(&buf, '\\');
+                         Buf_AddChar(&buf, *s);
+                 }
+                 Buf_AddSpace(&buf);
+     }
+     Var_Append(name, Buf_Retrieve(&buf), VAR_GLOBAL);
+     Buf_Destroy(&buf);
+ }
+ #endif