diff options
Diffstat (limited to 'gnu/libexec/uucp/common_sources/system.h')
| -rw-r--r-- | gnu/libexec/uucp/common_sources/system.h | 87 |
1 files changed, 57 insertions, 30 deletions
diff --git a/gnu/libexec/uucp/common_sources/system.h b/gnu/libexec/uucp/common_sources/system.h index aa9d2a41a45a..9765edf17a49 100644 --- a/gnu/libexec/uucp/common_sources/system.h +++ b/gnu/libexec/uucp/common_sources/system.h @@ -2,7 +2,7 @@ Header file for system dependent stuff in the Taylor UUCP package. This file is not itself system dependent. - Copyright (C) 1991, 1992 Ian Lance Taylor + Copyright (C) 1991, 1992, 1993, 1994 Ian Lance Taylor This file is part of the Taylor UUCP package. @@ -21,7 +21,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. The author of the program may be contacted at ian@airs.com or - c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254. + c/o Cygnus Support, Building 200, 1 Kendall Square, Cambridge, MA 02139. */ #ifndef SYSTEM_H @@ -73,6 +73,11 @@ extern size_t cSysdep_max_name_len; means, on Unix, this program is normally installed setuid. */ #define INIT_SUID (04) +/* Do not close all open descriptors. This is not used by the UUCP + code, but it is used by other programs which share some of the + system dependent libraries. */ +#define INIT_NOCLOSE (010) + extern void usysdep_initialize P((pointer puuconf, int iflags)); /* Exit the program. The fsuccess argument indicates whether to @@ -172,9 +177,13 @@ extern const char *zsysdep_port_name P((boolean *pftcp_port)); desirable on other systems. This should always return an absolute path name, probably in the public directory. It should return NULL on error; otherwise the return value should be allocated using - zbufcpy or zbufalc. */ + zbufcpy or zbufalc. If pfbadname is not NULL, then if the function + returns NULL *pfbadname should be set to TRUE if the error is just + that the file name is badly specified; *pfbadname should be set to + FALSE for some sort of internal error. */ extern char *zsysdep_local_file P((const char *zname, - const char *zpubdir)); + const char *zpubdir, + boolean *pfbadname)); /* Return whether a file name is in a directory, and check for read or write access. This should check whether zfile is within zdir (or @@ -201,17 +210,16 @@ extern boolean fsysdep_in_directory P((const char *zfile, return error. */ extern boolean fsysdep_file_exists P((const char *zfile)); -/* Start up a program. The code expects fsysdep_run to return after - doing a fork, but at least for now everything will work fine if it - does not (on a system which does not support forking). The three - string arguments may be catenated together to form the program to - execute; I did it this way to make it easy to call execl(2), and - because I never needed more than two arguments. The program will - always be "uucico" or "uuxqt". The return value will be passed - directly to usysdep_exit, and should be TRUE on success, FALSE on +/* Start up a program. If the ffork argument is true, this should + spawn a new process and return. If the ffork argument is false, + this may either return or not. The three string arguments may be + catenated together to form the program to execute; I did it this + way to make it easy to call execl(2), and because I never needed + more than two arguments. The program will always be "uucico" or + "uuxqt". The return value should be TRUE on success, FALSE on error. */ -extern boolean fsysdep_run P((const char *zprogram, const char *zarg1, - const char *zarg2)); +extern boolean fsysdep_run P((boolean ffork, const char *zprogram, + const char *zarg1, const char *zarg2)); /* Send a mail message. This function will be passed an array of strings. All necessary newlines are already included; the strings @@ -329,6 +337,12 @@ extern boolean fsysdep_did_work P((pointer pseq)); the file. */ extern const char *zsysdep_save_temp_file P((pointer pseq)); +/* Save a file in a location used to hold corrupt files. This is + called if a bad execution file is found by uuxqt. This should + return the new name of the file (allocated by zbufalc), or NULL if + the move failed (in which the original file should remain). */ +extern char *zsysdep_save_corrupt_file P((const char *zfile)); + /* Cleanup anything left over by fsysdep_get_work_init and fsysdep_get_work. This may be called even though fsysdep_get_work_init has not been. */ @@ -397,23 +411,27 @@ extern openfile_t esysdep_open_send P((const struct uuconf_system *qsys, /* Return a temporary file name to receive into. This file will be opened by esysdep_open_receive. The qsys argument is the system the file is coming from, the zto argument is the name the file will - have after it has been fully received, and the ztemp argument, if - it is not NULL, is from the command sent by the remote system. The - return value must be freed using ubuffree. The function should - return NULL on error. */ + have after it has been fully received, the ztemp argument, if it is + not NULL, is from the command sent by the remote system, and the + frestart argument is TRUE if the protocol and remote system permit + file transfers to be restarted. The return value must be freed + using ubuffree. The function should return NULL on error. */ extern char *zsysdep_receive_temp P((const struct uuconf_system *qsys, const char *zfile, - const char *ztemp)); + const char *ztemp, + boolean frestart)); /* Open a file to receive from another system. The zreceive argument is the return value of zsysdep_receive_temp with the same qsys, zfile and ztemp arguments. If the function can determine that this file has already been partially received, it should set *pcrestart to the number of bytes that have been received. If the file has - not been partially received, *pcrestart should be set to -1. The - function should return EFILECLOSED on error. After the file is - written, fsysdep_move_file will be called to move the file to its - final destination, and to set the correct file mode. */ + not been partially received, *pcrestart should be set to -1. + pcrestart will be passed in as NULL if file restart is not + supported by the protocol or the remote system. The function + should return EFILECLOSED on error. After the file is written, + fsysdep_move_file will be called to move the file to its final + destination, and to set the correct file mode. */ extern openfile_t esysdep_open_receive P((const struct uuconf_system *qsys, const char *zto, const char *ztemp, @@ -428,8 +446,8 @@ extern openfile_t esysdep_open_receive P((const struct uuconf_system *qsys, this should make sure the directory is writeable by the user zuser (if zuser is NULL, then it must be writeable by any user); this is to avoid a window of vulnerability between fsysdep_in_directory and - fsysdep_move_file. This function should return FALSE on error; the - zorig file should be removed even if an error occurs. */ + fsysdep_move_file. This function should return FALSE on error, in + which case the zorig file should still exist. */ extern boolean fsysdep_move_file P((const char *zorig, const char *zto, boolean fmkdirs, boolean fpublic, boolean fcheck, const char *zuser)); @@ -675,7 +693,8 @@ extern boolean fsysdep_move_uuxqt_files P((int cfiles, started in rather than in the public directory. This should return NULL on error. */ extern char *zsysdep_local_file_cwd P((const char *zname, - const char *zpubdir)); + const char *zpubdir, + boolean *pfbadname)); /* Add the working directory to a file name. The named file is actually on a remote system. If the file already has a directory, @@ -748,9 +767,11 @@ extern boolean usysdep_walk_tree P((const char *zdir, extern char *zsysdep_jobid P((const struct uuconf_system *qsys, pointer pseq)); -/* See whether the current user is permitted to kill jobs submitted by - another user. This should return TRUE if permission is granted, - FALSE otherwise. */ +/* See whether the current user is privileged. Privileged users are + permitted to kill jobs submitted by another user, and they are + permitted to use the -u argument to uucico; other uses of this call + may be added later. This should return TRUE if permission is + granted, FALSE otherwise. */ extern boolean fsysdep_privileged P((void)); /* Kill a job, given the jobid. This should remove all associated @@ -778,6 +799,11 @@ extern long ixsysdep_work_time P((const struct uuconf_system *qsys, value must use the same epoch as ixsysdep_time. */ extern long ixsysdep_file_time P((const char *zfile)); +/* Touch a file to make it appear as though it was created at the + current time. This is called by uustat on execution files. On + error this should log an error message and return FALSE. */ +extern boolean fsysdep_touch_file P((const char *zfile)); + /* Get the size in bytes of a file. If this file does not exist, this should not give an error message, but should return -1. If some other error occurs, this should return -2. */ @@ -942,7 +968,8 @@ extern boolean fsysdep_uupick_free P((const char *zsystem, zsysdep_local_file_cwd except that a file beginning with ~/ is placed in the user's home directory rather than in the public directory. */ -extern char *zsysdep_uupick_local_file P((const char *zfile)); +extern char *zsysdep_uupick_local_file P((const char *zfile, + boolean *pfbadname)); /* Remove a directory and all the files in it. */ extern boolean fsysdep_rmdir P((const char *zdir)); |