#ifndef __PROCESS_H__ #define __PROCESS_H__ #include struct proc_output { int ec; char *output; size_t output_len; }; /* The exit code is only valid if the functions returns a non-negative number. */ int proc_spawn(const char *args[], int *ec); /* Similarly, the contents of the proc_output structure is only valid if the function returns a * non-negative number. * * In that case, you'll need to free the output. */ int proc_capture(const char *args[], struct proc_output *result); void proc_output_free(const struct proc_output *); #endif