2 * Copyright (c) 1985, 1993
3 * The Regents of the University of California. All rights reserved.
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6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
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12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
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36 #ifndef HAVE_GETUSERSHELL
45 #ifdef HAVE_SYS_TYPES_H
46 #include <sys/types.h>
48 #ifdef HAVE_SYS_STAT_H
51 #ifdef HAVE_SYS_PARAM_H
52 #include <sys/param.h>
59 #ifdef HAVE_USERCONF_H
65 #define _PATH_SHELLS "/etc/shells"
69 #define _PATH_BSHELL "/bin/sh"
73 #define _PATH_CSHELL "/bin/csh"
77 * Local shells should NOT be added here. They should be added in
81 static char *okshells
[] = { _PATH_BSHELL
, _PATH_CSHELL
, NULL
};
82 static char **curshell
, **shells
, *strings
;
83 static char **initshells (void);
86 * Get a list of shells from _PATH_SHELLS, if it exists.
88 char * ROKEN_LIB_FUNCTION
94 curshell
= initshells();
101 void ROKEN_LIB_FUNCTION
113 void ROKEN_LIB_FUNCTION
116 curshell
= initshells();
123 #ifdef HAVE_GETCONFATTR
135 #ifdef HAVE_GETCONFATTR
136 if(getconfattr(SC_SYS_LOGIN
, SC_SHELLS
, &tmp
, SEC_LIST
) != 0)
139 for(cp
= tmp
, nsh
= 0; *cp
; cp
+= strlen(cp
) + 1, nsh
++);
141 shells
= calloc(nsh
+ 1, sizeof(*shells
));
145 strings
= malloc(cp
- tmp
);
146 if(strings
== NULL
) {
151 memcpy(strings
, tmp
, cp
- tmp
);
152 for(sp
= shells
, cp
= strings
; *cp
; cp
+= strlen(cp
) + 1, sp
++)
155 if ((fp
= fopen(_PATH_SHELLS
, "r")) == NULL
)
157 if (fstat(fileno(fp
), &statb
) == -1) {
161 if ((strings
= malloc((u_int
)statb
.st_size
)) == NULL
) {
165 shells
= calloc((unsigned)statb
.st_size
/ 3, sizeof (char *));
166 if (shells
== NULL
) {
174 while (fgets(cp
, MaxPathLen
+ 1, fp
) != NULL
) {
175 while (*cp
!= '#' && *cp
!= '/' && *cp
!= '\0')
177 if (*cp
== '#' || *cp
== '\0')
180 while (!isspace((unsigned char)*cp
) && *cp
!= '#' && *cp
!= '\0')
189 #endif /* HAVE_GETUSERSHELL */