cat.c

   1 #include <assert.h>
   2 #include <isl/obj.h>
   3 #include <isl/printer.h>
   4 #include <isl/stream.h>
   5 #include <isl/options.h>
   6
   7 struct isl_arg_choice cat_format[] = {
   8         {"isl",         ISL_FORMAT_ISL},
   9         {"omega",       ISL_FORMAT_OMEGA},
  10         {"polylib",     ISL_FORMAT_POLYLIB},
  11         {"ext-polylib", ISL_FORMAT_EXT_POLYLIB},
  12         {"latex",       ISL_FORMAT_LATEX},
  13         {0}
  14 };
  15
  16 struct isl_arg_choice cat_yaml_style[] = {
  17         { "block",      ISL_YAML_STYLE_BLOCK },
  18         { "flow",       ISL_YAML_STYLE_FLOW },
  19         { 0 }
  20 };
  21
  22 struct cat_options {
  23         struct isl_options      *isl;
  24         unsigned                 format;
  25         unsigned                 yaml_style;
  26 };
  27
  28 ISL_ARGS_START(struct cat_options, cat_options_args)
  29 ISL_ARG_CHILD(struct cat_options, isl, "isl", &isl_options_args, "isl options")
  30 ISL_ARG_CHOICE(struct cat_options, format, 0, "format", \
  31         cat_format,     ISL_FORMAT_ISL, "output format")
  32 ISL_ARG_CHOICE(struct cat_options, yaml_style, 0, "yaml-style", \
  33         cat_yaml_style, ISL_YAML_STYLE_BLOCK, "output YAML style")
  34 ISL_ARGS_END
  35
  36 ISL_ARG_DEF(cat_options, struct cat_options, cat_options_args)
  37
  38 int main(int argc, char **argv)
  39 {
  40         struct isl_ctx *ctx;
  41         isl_stream *s;
  42         struct isl_obj obj;
  43         struct cat_options *options;
  44         isl_printer *p;
  45
  46         options = cat_options_new_with_defaults();
  47         assert(options);
  48         argc = cat_options_parse(options, argc, argv, ISL_ARG_ALL);
  49
  50         ctx = isl_ctx_alloc_with_options(&cat_options_args, options);
  51
  52         s = isl_stream_new_file(ctx, stdin);
  53         obj = isl_stream_read_obj(s);
  54         isl_stream_free(s);
  55
  56         p = isl_printer_to_file(ctx, stdout);
  57         p = isl_printer_set_output_format(p, options->format);
  58         p = isl_printer_set_yaml_style(p, options->yaml_style);
  59         p = obj.type->print(p, obj.v);
  60         p = isl_printer_end_line(p);
  61         isl_printer_free(p);
  62
  63         obj.type->free(obj.v);
  64
  65         isl_ctx_free(ctx);
  66
  67         return 0;
  68 }