return is_zero(x-y);
}
+void debug(const char *msg, ...) FORMAT_CHECK(printf, 1, 2);
+void warn(const char *msg, ...) FORMAT_CHECK(printf, 1, 2);
+void die(const char *msg, ...) FORMAT_CHECK(printf, 1, 2) NONRET;
+
+// This one is called during execution of commands and propagated as an exception
+void err(const char *msg, ...) FORMAT_CHECK(printf, 1, 2) NONRET;
+
#include "pdf-tools.h"
/*** Representation of commands ***/
struct arg_def {
const char *name;
uint type;
+ const char *help;
};
class arg_val {
double height;
BBox image_box; // Bounds useful contents
virtual void render(out_context *out UNUSED, pdf_matrix xform UNUSED) { abort(); }
+ virtual void debug_dump() = 0;
page(double _w=0, double _h=0) : index(0), width(_w), height(_h), image_box() { }
page(page *p)
{
struct empty_page : public page {
void render(out_context *out UNUSED, pdf_matrix xform UNUSED) { }
+ void debug_dump() { debug("Empty page"); }
empty_page(double _w=0, double _h=0) : page(_w, _h) { };
};
const arg_def *arg_defs;
bool has_pipeline;
cmd_exec *(*constructor)(cmd *cmd);
+ const char *help;
};
struct cmd {
extern const char *in_name, *out_name;
extern bool recalc_bbox;
-extern int debug_mode;
+extern int debug_level;
extern int debug_indent;
-void debug(const char *msg, ...) FORMAT_CHECK(printf, 1, 2);
-void warn(const char *msg, ...) FORMAT_CHECK(printf, 1, 2);
-void die(const char *msg, ...) FORMAT_CHECK(printf, 1, 2) NONRET;
+class paperjam_error : public exception {
+ string message;
+public:
+ paperjam_error(string m) : message(m) { }
+ const char *what() const noexcept override { return message.c_str(); }
+};
// parse.cc