db07cea758
Had to get away from overloading PIDs with error codes, so now error codes are returned separately from the PID.
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
//
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// "$Id$".
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//
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// External code editor management class for Unix
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//
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// Handles starting and keeping track of an external text editor,
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// including process start, temp file creation/removal, bookkeeping, killing..
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//
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#ifndef _EXTCODEEDITOR_H
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#define _EXTCODEEDITOR_H
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#include <errno.h> /* errno */
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#include <string.h> /* strerror() */
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#include <sys/types.h> /* stat().. */
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#include <sys/stat.h>
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#include <unistd.h>
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class ExternalCodeEditor {
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int pid_;
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time_t file_mtime_; // last modify time of the file (used to determine if file changed)
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size_t file_size_; // last file size (used to determine if changed)
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const char *filename_;
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protected:
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void kill_editor();
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const char *create_tmpdir();
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const char *tmp_filename();
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int start_editor(const char *cmd, const char *filename);
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void set_filename(const char *val);
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public:
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ExternalCodeEditor();
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~ExternalCodeEditor();
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int is_editing();
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int reap_editor(pid_t *pid_reaped=NULL);
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void close_editor();
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const char *filename() { return filename_; }
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int open_editor(const char *editor_cmd, const char *code);
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int handle_changes(const char **code, int force=0);
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int remove_tmpfile();
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// Public static methods
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static void start_update_timer();
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static void stop_update_timer();
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static const char* tmpdir_name();
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static void tmpdir_clear();
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static int editors_open();
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static void set_update_timer_callback(Fl_Timeout_Handler);
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};
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#endif /*_EXTCODEEDITOR_H */
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//
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// End of "$Id$".
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//
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