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Commit | Line | Data |
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ea1970a3 | 1 | /* Necessary headers */ |
2 | ||
cb807f40 | 3 | #include <sys/types.h> /* For u_intXX_t */ |
4 | #include <sys/socket.h> /* For SHUT_XXXX */ | |
5 | ||
6 | #ifdef HAVE_PATHS_H | |
7 | # include <paths.h> /* For _PATH_XXX */ | |
8 | #endif | |
9 | ||
10 | #ifdef HAVE_UTMP_H | |
11 | # include <utmp.h> /* For _PATH_XXX */ | |
12 | #endif | |
13 | ||
14 | #if defined(HAVE_UTMPX_H) && defined(USE_UTMPX) | |
15 | # include <utmpx.h> /* For _PATH_XXX */ | |
16 | #endif | |
17 | ||
18 | #ifdef HAVE_SYS_TIME_H | |
19 | # include <sys/time.h> /* For timersub */ | |
20 | #endif | |
21 | ||
22 | #ifdef HAVE_MAILLOCK_H | |
d94aa2ae | 23 | # include <maillock.h> /* For _PATH_MAILDIR */ |
cb807f40 | 24 | #endif |
25 | ||
d94aa2ae | 26 | #ifdef HAVE_SYS_CDEFS_H |
27 | # include <sys/cdefs.h> /* For __P() */ | |
28 | #endif | |
29 | ||
ea1970a3 | 30 | /* Constants */ |
31 | ||
cb807f40 | 32 | #ifndef SHUT_RDWR |
33 | enum | |
34 | { | |
35 | SHUT_RD = 0, /* No more receptions. */ | |
36 | SHUT_WR, /* No more transmissions. */ | |
37 | SHUT_RDWR /* No more receptions or transmissions. */ | |
38 | }; | |
39 | # define SHUT_RD SHUT_RD | |
40 | # define SHUT_WR SHUT_WR | |
41 | # define SHUT_RDWR SHUT_RDWR | |
42 | #endif | |
43 | ||
ea1970a3 | 44 | /* Types */ |
45 | ||
cb807f40 | 46 | /* If sys/types.h does not supply intXX_t, supply them ourselves */ |
47 | /* (or die trying) */ | |
48 | #ifndef HAVE_INTXX_T | |
49 | # if (SIZEOF_SHORT_INT == 2) | |
ea1970a3 | 50 | typedef short int int16_t; |
cb807f40 | 51 | # else |
52 | # error "16 bit int type not found." | |
53 | # endif | |
54 | # if (SIZEOF_INT == 4) | |
ea1970a3 | 55 | typedef int int32_t; |
cb807f40 | 56 | # else |
57 | # error "32 bit int type not found." | |
58 | # endif | |
59 | # if (SIZEOF_LONG_INT == 8) | |
ea1970a3 | 60 | typedef long int int64_t; |
cb807f40 | 61 | # else |
62 | # if (SIZEOF_LONG_LONG_INT == 8) | |
ea1970a3 | 63 | typedef long long int int64_t; |
cb807f40 | 64 | # else |
65 | # error "64 bit int type not found." | |
66 | # endif | |
67 | # endif | |
68 | #endif | |
69 | ||
70 | /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ | |
71 | #ifndef HAVE_U_INTXX_T | |
72 | # ifdef HAVE_UINTXX_T | |
ea1970a3 | 73 | typedef uint16_t u_int16_t; |
74 | typedef uint32_t u_int32_t; | |
75 | typedef uint64_t u_int64_t; | |
cb807f40 | 76 | # else |
77 | # if (SIZEOF_SHORT_INT == 2) | |
ea1970a3 | 78 | typedef unsigned short int u_int16_t; |
cb807f40 | 79 | # else |
80 | # error "16 bit int type not found." | |
81 | # endif | |
82 | # if (SIZEOF_INT == 4) | |
ea1970a3 | 83 | typedef unsigned int u_int32_t; |
cb807f40 | 84 | # else |
85 | # error "32 bit int type not found." | |
86 | # endif | |
87 | # if (SIZEOF_LONG_INT == 8) | |
ea1970a3 | 88 | typedef unsigned long int u_int64_t; |
cb807f40 | 89 | # else |
90 | # if (SIZEOF_LONG_LONG_INT == 8) | |
ea1970a3 | 91 | typedef unsigned long long int u_int64_t; |
cb807f40 | 92 | # else |
93 | # error "64 bit int type not found." | |
94 | # endif | |
95 | # endif | |
96 | # endif | |
97 | #endif | |
98 | ||
99 | /* If quad_t is not supplied, then supply it now. We can rely on int64_t */ | |
100 | /* being defined by the above */ | |
101 | #ifndef HAVE_QUAD_T | |
ea1970a3 | 102 | typedef int64_t quad_t; |
cb807f40 | 103 | #endif |
104 | ||
ea1970a3 | 105 | #ifndef HAVE_SOCKLEN_T |
106 | typedef unsigned int socklen_t; | |
107 | #endif /* HAVE_SOCKLEN_T */ | |
108 | ||
109 | /* Paths */ | |
110 | ||
cb807f40 | 111 | /* If _PATH_LASTLOG is not defined by system headers, set it to the */ |
112 | /* lastlog file detected by autoconf */ | |
113 | #ifndef _PATH_LASTLOG | |
114 | # ifdef LASTLOG_LOCATION | |
115 | # define _PATH_LASTLOG LASTLOG_LOCATION | |
116 | # endif | |
117 | #endif | |
118 | ||
119 | #ifndef _PATH_UTMP | |
120 | # ifdef UTMP_FILE | |
121 | # define _PATH_UTMP UTMP_FILE | |
122 | # else | |
123 | # define _PATH_UTMP "/var/adm/utmp" | |
124 | # endif | |
125 | #endif | |
126 | ||
127 | #ifndef _PATH_WTMP | |
128 | # ifdef WTMP_FILE | |
129 | # define _PATH_WTMP WTMP_FILE | |
130 | # else | |
131 | # define _PATH_WTMP "/var/adm/wtmp" | |
132 | # endif | |
133 | #endif | |
134 | ||
135 | #if defined(HAVE_UTMPX_H) && defined(USE_UTMPX) | |
136 | # ifndef _PATH_UTMPX | |
137 | # ifdef UTMPX_FILE | |
138 | # define _PATH_UTMPX UTMPX_FILE | |
139 | # else | |
140 | # define _PATH_UTMPX "/var/adm/utmpx" | |
141 | # endif | |
142 | # endif | |
143 | # ifndef _PATH_WTMPX | |
144 | # ifdef WTMPX_FILE | |
145 | # define _PATH_WTMPX WTMPX_FILE | |
146 | # else | |
147 | # define _PATH_WTMPX "/var/adm/wtmp" | |
148 | # endif | |
149 | # endif | |
150 | #endif | |
151 | ||
152 | #ifndef _PATH_BSHELL | |
153 | # define _PATH_BSHELL "/bin/sh" | |
154 | #endif | |
155 | ||
156 | #ifdef USER_PATH | |
157 | # ifdef _PATH_STDPATH | |
158 | # undef _PATH_STDPATH | |
159 | # endif | |
160 | # define _PATH_STDPATH USER_PATH | |
161 | #endif | |
162 | ||
163 | #ifndef _PATH_STDPATH | |
164 | # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin" | |
165 | #endif | |
166 | ||
167 | #ifndef _PATH_DEVNULL | |
168 | # define _PATH_DEVNULL "/dev/null" | |
169 | #endif | |
170 | ||
171 | #ifndef MAILDIR | |
172 | # define MAILDIR MAIL_DIRECTORY | |
173 | #endif | |
174 | ||
175 | #if !defined(_PATH_MAILDIR) && defined(MAILDIR) | |
176 | # define _PATH_MAILDIR MAILDIR | |
177 | #endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */ | |
178 | ||
ea1970a3 | 179 | #ifndef _PATH_RSH |
180 | # ifdef RSH_PATH | |
181 | # define _PATH_RSH RSH_PATH | |
182 | # endif /* RSH_PATH */ | |
183 | #endif /* _PATH_RSH */ | |
184 | ||
185 | /* Macros */ | |
186 | ||
cb807f40 | 187 | #ifndef MAX |
188 | # define MAX(a,b) (((a)>(b))?(a):(b)) | |
189 | # define MIN(a,b) (((a)<(b))?(a):(b)) | |
190 | #endif | |
191 | ||
192 | #ifndef timersub | |
193 | #define timersub(a, b, result) \ | |
194 | do { \ | |
195 | (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ | |
196 | (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ | |
197 | if ((result)->tv_usec < 0) { \ | |
198 | --(result)->tv_sec; \ | |
199 | (result)->tv_usec += 1000000; \ | |
200 | } \ | |
201 | } while (0) | |
202 | #endif | |
203 | ||
cb807f40 | 204 | #ifndef __P |
205 | # define __P(x) x | |
206 | #endif | |
207 | ||
208 | #if !defined(__GNUC__) || (__GNUC__ < 2) | |
209 | # define __attribute__(x) | |
210 | #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ | |
211 | ||
ea1970a3 | 212 | #if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) |
213 | # define USE_PAM | |
214 | #endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */ | |
215 | ||
216 | /* Function replacement / compatibility hacks */ | |
217 | ||
218 | /* In older versions of libpam, pam_strerror takes a single argument */ | |
219 | #ifdef HAVE_OLD_PAM | |
220 | # define PAM_STRERROR(a,b) pam_strerror((b)) | |
221 | #else | |
222 | # define PAM_STRERROR(a,b) pam_strerror((a),(b)) | |
223 | #endif | |
224 | ||
cb807f40 | 225 | #if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
226 | # define seteuid(a) setreuid(-1,a) | |
227 | #endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */ | |
228 | ||
229 | #ifndef HAVE_INNETGR | |
230 | # define innetgr(a,b,c,d) (0) | |
231 | #endif /* HAVE_INNETGR */ | |
232 |