5 dnl This is not pretty. I've just taken the autoconf code and wrapped
9 # jm_LIST_MOUNTED_FILESYSTEMS([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
10 AC_DEFUN([jm_LIST_MOUNTED_FILESYSTEMS],
12 AC_CHECK_FUNCS(listmntent getmntinfo)
13 AC_CHECK_HEADERS(mntent.h sys/param.h sys/ucred.h sys/mount.h sys/fs_types.h)
15 # Determine how to get the list of mounted filesystems.
18 # If the getmntent function is available but not in the standard library,
19 # make sure LIBS contains -lsun (on Irix4) or -lseq (on PTX).
22 # This test must precede the ones for getmntent because Unicos-9 is
23 # reported to have the getmntent function, but its support is incompatible
24 # with other getmntent implementations.
26 # NOTE: Normally, I wouldn't use a check for system type as I've done for
27 # `CRAY' below since that goes against the whole autoconf philosophy. But
28 # I think there is too great a chance that some non-Cray system has a
29 # function named listmntent to risk the false positive.
31 if test -z "$ac_list_mounted_fs"; then
33 AC_MSG_CHECKING([for listmntent of Cray/Unicos-9])
34 AC_CACHE_VAL(fu_cv_sys_mounted_cray_listmntent,
35 [fu_cv_sys_mounted_cray_listmntent=no
40 ], [test $ac_cv_func_listmntent = yes \
41 && fu_cv_sys_mounted_cray_listmntent=yes]
45 AC_MSG_RESULT($fu_cv_sys_mounted_cray_listmntent)
46 if test $fu_cv_sys_mounted_cray_listmntent = yes; then
47 ac_list_mounted_fs=found
48 AC_DEFINE(MOUNTED_LISTMNTENT, 1,
49 [Define if there is a function named listmntent that can be used to
50 list all mounted filesystems. (UNICOS)])
54 if test $ac_cv_func_getmntent = yes; then
56 # This system has the getmntent function.
57 # Determine whether it's the one-argument variant or the two-argument one.
59 if test -z "$ac_list_mounted_fs"; then
60 # 4.3BSD, SunOS, HP-UX, Dynix, Irix
61 AC_MSG_CHECKING([for one-argument getmntent function])
62 AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1,
64 /* SunOS 4.1.x /usr/include/mntent.h needs this for FILE */
69 # if defined _PATH_MOUNTED /* GNU libc */
70 # define MOUNTED _PATH_MOUNTED
72 # if defined MNT_MNTTAB /* HP-UX. */
73 # define MOUNTED MNT_MNTTAB
75 # if defined MNTTABNAME /* Dynix. */
76 # define MOUNTED MNTTABNAME
80 [ struct mntent *mnt = 0; char *table = MOUNTED; ],
81 fu_cv_sys_mounted_getmntent1=yes,
82 fu_cv_sys_mounted_getmntent1=no)])
83 AC_MSG_RESULT($fu_cv_sys_mounted_getmntent1)
84 if test $fu_cv_sys_mounted_getmntent1 = yes; then
85 ac_list_mounted_fs=found
86 AC_DEFINE(MOUNTED_GETMNTENT1, 1,
87 [Define if there is a function named getmntent for reading the list
88 of mounted filesystems, and that function takes a single argument.
89 (4.3BSD, SunOS, HP-UX, Dynix, Irix)])
93 if test -z "$ac_list_mounted_fs"; then
95 AC_MSG_CHECKING([for two-argument getmntent function])
96 AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2,
97 [AC_EGREP_HEADER(getmntent, sys/mnttab.h,
98 fu_cv_sys_mounted_getmntent2=yes,
99 fu_cv_sys_mounted_getmntent2=no)])
100 AC_MSG_RESULT($fu_cv_sys_mounted_getmntent2)
101 if test $fu_cv_sys_mounted_getmntent2 = yes; then
102 ac_list_mounted_fs=found
103 AC_DEFINE(MOUNTED_GETMNTENT2, 1,
104 [Define if there is a function named getmntent for reading the list of
105 mounted filesystems, and that function takes two arguments. (SVR4)])
111 if test -z "$ac_list_mounted_fs"; then
112 # DEC Alpha running OSF/1, and Apple Darwin 1.3.
113 # powerpc-apple-darwin1.3.7 needs sys/param.h sys/ucred.h sys/fs_types.h
115 AC_MSG_CHECKING([for getfsstat function])
116 AC_CACHE_VAL(fu_cv_sys_mounted_getfsstat,
118 #include <sys/types.h>
120 # include <sys/param.h> /* needed by powerpc-apple-darwin1.3.7 */
123 #include <sys/ucred.h> /* needed by powerpc-apple-darwin1.3.7 */
126 #include <sys/mount.h>
128 #if HAVE_SYS_FS_TYPES_H
129 #include <sys/fs_types.h> /* needed by powerpc-apple-darwin1.3.7 */
132 [struct statfs *stats;
133 int numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT); ],
134 fu_cv_sys_mounted_getfsstat=yes,
135 fu_cv_sys_mounted_getfsstat=no)])
136 AC_MSG_RESULT($fu_cv_sys_mounted_getfsstat)
137 if test $fu_cv_sys_mounted_getfsstat = yes; then
138 ac_list_mounted_fs=found
139 AC_DEFINE(MOUNTED_GETFSSTAT, 1,
140 [Define if there is a function named getfsstat for reading the
141 list of mounted filesystems. (DEC Alpha running OSF/1)])
145 if test -z "$ac_list_mounted_fs"; then
147 AC_MSG_CHECKING([for mntctl function and struct vmount])
148 AC_CACHE_VAL(fu_cv_sys_mounted_vmount,
149 [AC_TRY_CPP([#include <fshelp.h>],
150 fu_cv_sys_mounted_vmount=yes,
151 fu_cv_sys_mounted_vmount=no)])
152 AC_MSG_RESULT($fu_cv_sys_mounted_vmount)
153 if test $fu_cv_sys_mounted_vmount = yes; then
154 ac_list_mounted_fs=found
155 AC_DEFINE(MOUNTED_VMOUNT, 1,
156 [Define if there is a function named mntctl that can be used to read
157 the list of mounted filesystems, and there is a system header file
158 that declares `struct vmount.' (AIX)])
162 if test -z "$ac_list_mounted_fs"; then
164 AC_MSG_CHECKING([for FIXME existence of three headers])
165 AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp,
167 #include <sys/statfs.h>
168 #include <sys/fstyp.h>
169 #include <mnttab.h>],
170 fu_cv_sys_mounted_fread_fstyp=yes,
171 fu_cv_sys_mounted_fread_fstyp=no)])
172 AC_MSG_RESULT($fu_cv_sys_mounted_fread_fstyp)
173 if test $fu_cv_sys_mounted_fread_fstyp = yes; then
174 ac_list_mounted_fs=found
175 AC_DEFINE(MOUNTED_FREAD_FSTYP, 1,
176 [Define if (like SVR2) there is no specific function for reading the
177 list of mounted filesystems, and your system has these header files:
178 <sys/fstyp.h> and <sys/statfs.h>. (SVR3)])
182 if test -z "$ac_list_mounted_fs"; then
183 # 4.4BSD and DEC OSF/1.
184 AC_MSG_CHECKING([for getmntinfo function])
185 AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo,
188 if test $ac_cv_func_getmntinfo = yes; then
189 AC_EGREP_HEADER(f_type;, sys/mount.h,
193 && fu_cv_sys_mounted_getmntinfo=yes \
194 || fu_cv_sys_mounted_getmntinfo=no
196 AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo)
197 if test $fu_cv_sys_mounted_getmntinfo = yes; then
198 ac_list_mounted_fs=found
199 AC_DEFINE(MOUNTED_GETMNTINFO, 1,
200 [Define if there is a function named getmntinfo for reading the
201 list of mounted filesystems. (4.4BSD)])
205 if test -z "$ac_list_mounted_fs"; then
207 AC_MSG_CHECKING([for getmnt function])
208 AC_CACHE_VAL(fu_cv_sys_mounted_getmnt,
210 #include <sys/fs_types.h>
211 #include <sys/mount.h>],
212 fu_cv_sys_mounted_getmnt=yes,
213 fu_cv_sys_mounted_getmnt=no)])
214 AC_MSG_RESULT($fu_cv_sys_mounted_getmnt)
215 if test $fu_cv_sys_mounted_getmnt = yes; then
216 ac_list_mounted_fs=found
217 AC_DEFINE(MOUNTED_GETMNT, 1,
218 [Define if there is a function named getmnt for reading the list of
219 mounted filesystems. (Ultrix)])
223 if test -z "$ac_list_mounted_fs"; then
225 AC_CHECK_FUNCS(next_dev fs_stat_dev)
226 AC_CHECK_HEADERS(fs_info.h)
227 AC_MSG_CHECKING([for BEOS mounted file system support functions])
228 if test $ac_cv_header_fs_info_h = yes \
229 && test $ac_cv_func_next_dev = yes \
230 && test $ac_cv_func_fs_stat_dev = yes; then
235 AC_MSG_RESULT($fu_result)
236 if test $fu_result = yes; then
237 ac_list_mounted_fs=found
238 AC_DEFINE(MOUNTED_FS_STAT_DEV, 1,
239 [Define if there are functions named next_dev and fs_stat_dev for
240 reading the list of mounted filesystems. (BeOS)])
244 if test -z "$ac_list_mounted_fs"; then
246 AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab])
247 AC_CACHE_VAL(fu_cv_sys_mounted_fread,
248 [AC_TRY_CPP([#include <mnttab.h>],
249 fu_cv_sys_mounted_fread=yes,
250 fu_cv_sys_mounted_fread=no)])
251 AC_MSG_RESULT($fu_cv_sys_mounted_fread)
252 if test $fu_cv_sys_mounted_fread = yes; then
253 ac_list_mounted_fs=found
254 AC_DEFINE(MOUNTED_FREAD, 1,
255 [Define if there is no specific function for reading the list of
256 mounted filesystems. fread will be used to read /etc/mnttab. (SVR2) ])
260 if test -z "$ac_list_mounted_fs"; then
261 AC_MSG_ERROR([could not determine how to read list of mounted filesystems])
262 # FIXME -- no need to abort building the whole package
263 # Can't build mountlist.c or anything that needs its functions
266 AS_IF([test $ac_list_mounted_fs = found], [$1], [$2])