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#ifndef CMD_H
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#ifndef CMD_H
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#define CMD_H
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#define CMD_H
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#include "rmodinit.h"
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#include "rmodinit.h"
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/* what cmd_process may return */
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enum cmd_result {
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CMD_OK, /* command executed and succeeded */
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CMD_FAIL, /* command executed and failed */
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CMD_NOTFOUND, /* no such command (not an internal command) */
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CMD_CHANGED /* command-line transformed, please reparse it */
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};
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/* process internal commands */
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/* process internal commands */
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int cmd_process(struct rmod_props far *rmod, unsigned short env_seg, const char *cmdline, void *BUFFER, unsigned short BUFFERSZ, const struct redir_data *r);
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enum cmd_result cmd_process(struct rmod_props far *rmod, unsigned short env_seg, const char *cmdline, void *BUFFER, unsigned short BUFFERSZ, const struct redir_data *r);
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/* explodes a command into an array of arguments where last arg is NULL.
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/* explodes a command into an array of arguments where last arg is NULL.
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* if argvlist is not NULL, it will be filled with pointers that point to buff
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* if argvlist is not NULL, it will be filled with pointers that point to buff
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* locations. buff is filled with all the arguments, each argument being
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* locations. buff is filled with all the arguments, each argument being
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* zero-separated. buff is terminated with an empty argument to mark the end
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* zero-separated. buff is terminated with an empty argument to mark the end
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