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Manpages GETUSERSHELLSection: Linux Programmer's Manual (3 )Updated: 1993-07-04 Index Return to Main Contents NAMEgetusershell, setusershell, endusershell - get legal user shellsSYNOPSIS#include <unistd.h> char *getusershell(void); void setusershell(void); void endusershell(void); DESCRIPTIONThe getusershell() function returns the next line from the file /etc/shells, opening the file if necessary. The line should contain the pathname of a valid user shell. If /etc/shells does not exist or is unreadable, getusershell() behaves as if /bin/sh and /bin/csh were listed in the file.The setusershell() function rewinds /etc/shells. The endusershell() function closes /etc/shells. RETURN VALUEThe getusershell() function returns a NULL pointer on end-of-file.FILES/etc/shells CONFORMING TOBSD 4.3SEE ALSOshells(5)
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