3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; version 2 of the License.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 #ifndef H_ENSC_IN_WRAPPERS_H
19 # error wrappers_handler.hc can not be used in this way
22 inline static WRAPPER_DECL void
25 FatalErrnoError(close(s)==-1, "close()");
28 inline static WRAPPER_DECL void
29 Echdir(char const path[])
31 FatalErrnoError(chdir(path)==-1, "chdir()");
34 inline static WRAPPER_DECL void
37 FatalErrnoError(fchdir(fd)==-1, "fchdir()");
40 inline static WRAPPER_DECL void
41 Echroot(char const path[])
43 FatalErrnoError(chroot(path)==-1, "chroot()");
46 inline static WRAPPER_DECL NORETURN void
47 Eexecv(char const *path, char *argv[])
49 FatalErrnoError(execv(path,argv)==-1, "execv()");
52 inline static WRAPPER_DECL NORETURN void
53 Eexecvp(char const *path, char *argv[])
55 FatalErrnoError(execvp(path,argv)==-1, "execvp()");
58 inline static WRAPPER_DECL void
61 FatalErrnoError(pipe(filedes)==-1, "pipe()");
64 inline static WRAPPER_DECL pid_t
69 FatalErrnoError(res==-1, "fork()");
73 inline static WRAPPER_DECL size_t
74 Eread(int fd, void *ptr, size_t len)
76 size_t res = read(fd, ptr, len);
77 FatalErrnoError((ssize_t)(res)==-1, "read()");
82 inline static WRAPPER_DECL size_t
83 Ewrite(int fd, void const *ptr, size_t len)
85 size_t res = write(fd, ptr, len);
86 FatalErrnoError((ssize_t)(res)==-1, "write()");
91 inline static WRAPPER_DECL void
92 Ereadlink(const char *path, char *buf, size_t bufsiz)
94 FatalErrnoError(readlink(path, buf, bufsiz)==-1, "readlink()");
97 inline static WRAPPER_DECL void
98 Esymlink(const char *oldpath, const char *newpath)
100 FatalErrnoError(symlink(oldpath, newpath)==-1, "symlink()");
103 inline static WRAPPER_DECL void
104 Eunlink(char const *pathname)
106 FatalErrnoError(unlink(pathname)==-1, "unlink()");
112 FatalErrnoError(setuid(uid)==-1, "setuid()");
118 FatalErrnoError(setgid(gid)==-1, "setgid()");
121 #if defined(_GRP_H) && (defined(__USE_BSD) || defined(__dietlibc__))
123 Esetgroups(size_t size, const gid_t *list)
125 FatalErrnoError(setgroups(size, list)==-1, "setgroups()");
129 inline static WRAPPER_DECL int
130 Edup2(int oldfd, int newfd)
132 register int res = dup2(oldfd, newfd);
133 FatalErrnoError(res==-1, "dup2()");
138 inline static WRAPPER_DECL pid_t
141 register pid_t const res = setsid();
142 FatalErrnoError(res==-1, "setsid()");
147 inline static WRAPPER_DECL int
148 Emkstemp(char *template)
150 int res = mkstemp(template);
151 FatalErrnoError(res==-1, "mkstemp()");
155 inline static WRAPPER_DECL off_t
156 Elseek(int fildes, off_t offset, int whence)
158 off_t res = lseek(fildes, offset, whence);
159 FatalErrnoError(res==(off_t)-1, "lseek()");