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3277 post 1
#ifndef RM_H
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#define RM_H
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/* Return values for rm_scope() */
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#define RM_BOGUS 0
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#define RM_FILE  1
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#define RM_DIR   2
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/* Flags for rm_update() */
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#define _RM_ENTRY   0
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#define _RM_ADVANCE 1
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#define _RM_REWIND  2
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#define _RM_EXIT    3
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/* A simple job structure */
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typedef struct {
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    /* Options set at run time */
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    unsigned int force;      /* -f option */
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    unsigned int recursive;  /* -r option */
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    unsigned int safe;       /* -s option */
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    /* Keeps track of the job in progress */
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    int advance; /* How far deep we've gone since entering */
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    DIR *entry;  /* Entry point to the tree being removed */
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    char *owd;   /* Where we were when we invoked rm */
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    char *cwd;   /* Current directory being transversed */
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    char *nwd;   /* Next directory to be transversed */
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    /* Counters */
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    int f_removed; /* Number of files unlinked */
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    int d_removed; /* Number of directories unlinked */
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} rm_job_t;
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/* Prototypes for the rm command, excluding entry points */
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static unsigned int rm_start(rm_job_t *);
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static void rm_end(rm_job_t *rm);
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static unsigned int rm_recursive(const char *);
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static unsigned int rm_single(const char *);
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static unsigned int rm_scope(const char *);
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3277 post 42
#endif /* RM_H */
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