mirror of
https://github.com/qpdf/qpdf.git
synced 2024-12-22 10:58:58 +00:00
26 lines
736 B
C
26 lines
736 B
C
#ifndef EXAMPLE_C_EXTEND_H
|
|
#define EXAMPLE_C_EXTEND_H
|
|
|
|
/*
|
|
* This is an example of how to write C++ functions and make them usable with the qpdf C API. It
|
|
* consists of three files:
|
|
* - extend-c-api.h -- a plain C header file
|
|
* - extend-c-api.c -- a C program that calls the function
|
|
* - extend-c-api.cc -- a C++ file that implements the function
|
|
*/
|
|
#include <qpdf/qpdf-c.h>
|
|
|
|
/* Declare your custom function to return QPDF_ERROR_CODE and take qpdf_data and anything else you
|
|
* need. Any errors are retrievable through the qpdf C APIs normal error-handling mechanism.
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
QPDF_ERROR_CODE num_pages(qpdf_data qc, int* npages);
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* EXAMPLE_C_EXTEND_H */
|