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/* interfaces to external (helper) programs */
#ifndef EXTERNAL_H
#define EXTERNAL_H
#include <gtk/gtk.h>
/* structure with information about subprocesses */
typedef struct _ChildRec ChildRec;
typedef struct _ExitJob ExitJob;
typedef void (*ExitJobProc) (ChildRec *child, gpointer data1, gpointer
data2);
struct _ChildRec
{
gint tag, pipefd, exit_status;
/* window associated with this child */
GtkWidget *toplevel;
/* queue of stuff to do when it finishes */
GSList *exit_jobs;
};
struct _ExitJob
{
ExitJobProc proc;
gpointer data1, data2;
};
/* returns the file descriptor to listen on for falling children */
int init_external (void);
/* queues a job to be done when child exits */
void on_child_exit (ChildRec *child, ExitJobProc proc, gpointer data1,
gpointer data2);
/* these functions return a ChildRec with info about the child */
/* runs type1inst (in the future, the relevant parts of this program
may be rewritten in C and incorporated into gglyph... either that,
or gglyph will be rewritten in Perl) */
ChildRec *type1inst (gchar *directory);
/* constructs a sample sheet from the fontfile font, and pipes it to
the program specified by progname. */
void sample_sheet (gchar *cmd, gchar *arg, gchar *font, gchar
*fontname);
#endif /* EXTERNAL_H */
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