/* Copyright (c) 1990-2007 Info-ZIP. All rights reserved. See the accompanying file LICENSE, version 2000-Apr-09 or later (the contents of which are also included in unzip.h) for terms of use. If, for some reason, all these files are missing, the Info-ZIP license also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html */ /*--------------------------------------------------------------------------- flexos.c FlexOS-specific routines for use with Info-ZIP's UnZip 5.2 and later. Based upon the MSDOS version of this file (msdos/msdos.c) Contains: do_wild() mapattr() mapname() map2fat() checkdir() close_outfile() dateformat() version() _wildarg() ---------------------------------------------------------------------------*/ #define UNZIP_INTERNAL #include "unzip.h" #include /* The following should really be a static declaration, but the compiler complains (crappy compiler can't cope with a static forward declaration). */ extern void map2fat OF((char *pathcomp, char *last_dot)); static int created_dir; /* used by mapname(), checkdir() */ static int renamed_fullpath; /* ditto */ /*****************************/ /* Strings used in flexos.c */ /*****************************/ #ifndef SFX static ZCONST char Far CantAllocateWildcard[] = "warning: cannot allocate wildcard buffers\n"; #endif static ZCONST char Far WarnDirTraversSkip[] = "warning: skipped \"../\" path component(s) in %s\n"; static ZCONST char Far Creating[] = " creating: %s\n"; static ZCONST char Far ConversionFailed[] = "mapname: conversion of %s failed\n"; static ZCONST char Far PathTooLong[] = "checkdir error: path too long: %s\n"; static ZCONST char Far CantCreateDir[] = "checkdir error: cannot create %s\n\ unable to process %s.\n"; static ZCONST char Far DirIsntDirectory[] = "checkdir error: %s exists but is not directory\n\ unable to process %s.\n"; static ZCONST char Far PathTooLongTrunc[] = "checkdir warning: path too long; truncating\n %s\n\ -> %s\n"; #if (!defined(SFX) || defined(SFX_EXDIR)) static ZCONST char Far CantCreateExtractDir[] = "checkdir: cannot create extraction directory: %s\n"; #endif #include #ifndef SFX /************************/ /* Function do_wild() */ /* identical to OS/2 version */ /************************/ char *do_wild(__G__ wildspec) __GDEF ZCONST char *wildspec; /* only used first time on a given dir */ { static DIR *wild_dir = (DIR *)NULL; static ZCONST char *wildname; static char *dirname, matchname[FILNAMSIZ]; static int notfirstcall=FALSE, have_dirname, dirnamelen; char *fnamestart; struct dirent *file; /* Even when we're just returning wildspec, we *always* do so in * matchname[]--calling routine is allowed to append four characters * to the returned string, and wildspec may be a pointer to argv[]. */ if (!notfirstcall) { /* first call: must initialize everything */ notfirstcall = TRUE; if (!iswild(wildspec)) { strncpy(matchname, wildspec, FILNAMSIZ); matchname[FILNAMSIZ-1] = '\0'; have_dirname = FALSE; dir = NULL; return matchname; } /* break the wildspec into a directory part and a wildcard filename */ if ((wildname = strrchr(wildspec, '/')) == (ZCONST char *)NULL && (wildname = strrchr(wildspec, ':')) == (ZCONST char *)NULL) { dirname = "."; dirnamelen = 1; have_dirname = FALSE; wildname = wildspec; } else { ++wildname; /* point at character after '/' or ':' */ dirnamelen = (int)(wildname - wildspec); if ((dirname = (char *)malloc(dirnamelen+1)) == (char *)NULL) { Info(slide, 1, ((char *)slide, LoadFarString(CantAllocateWildcard))); strncpy(matchname, wildspec, FILNAMSIZ); matchname[FILNAMSIZ-1] = '\0'; return matchname; /* but maybe filespec was not a wildcard */ } /* GRR: cannot strip trailing char for opendir since might be "d:/" or "d:" * (would have to check for "./" at end--let opendir handle it instead) */ strncpy(dirname, wildspec, dirnamelen); dirname[dirnamelen] = '\0'; /* terminate for strcpy below */ have_dirname = TRUE; } Trace((stderr, "do_wild: dirname = [%s]\n", FnFilter1(dirname))); if ((wild_dir = opendir(dirname)) != (DIR *)NULL) { if (have_dirname) { strcpy(matchname, dirname); fnamestart = matchname + dirnamelen; } else fnamestart = matchname; while ((file = readdir(wild_dir)) != (struct dirent *)NULL) { Trace((stderr, "do_wild: readdir returns %s\n", FnFilter1(file->d_name))); strcpy(fnamestart, file->d_name); if (strrchr(fnamestart, '.') == (char *)NULL) strcat(fnamestart, "."); if (match(fnamestart, wildname, 1 WISEP) && /* 1=ignore case */ /* skip "." and ".." directory entries */ strcmp(fnamestart, ".") && strcmp(fnamestart, "..")) { Trace((stderr, "do_wild: match() succeeds\n")); /* remove trailing dot */ fnamestart += strlen(fnamestart) - 1; if (*fnamestart == '.') *fnamestart = '\0'; return matchname; } } /* if we get to here directory is exhausted, so close it */ closedir(wild_dir); wild_dir = (DIR *)NULL; } #ifdef DEBUG else { Trace((stderr, "do_wild: opendir(%s) returns NULL\n", FnFilter1(dirname))); } #endif /* DEBUG */ /* return the raw wildspec in case that works (e.g., directory not * searchable, but filespec was not wild and file is readable) */ strncpy(matchname, wildspec, FILNAMSIZ); matchname[FILNAMSIZ-1] = '\0'; return matchname; } /* last time through, might have failed opendir but returned raw wildspec */ if (wild_dir == (DIR *)NULL) { notfirstcall = FALSE; /* nothing left to try--reset for new wildspec */ if (have_dirname) free(dirname); return (char *)NULL; } /* If we've gotten this far, we've read and matched at least one entry * successfully (in a previous call), so dirname has been copied into * matchname already. */ if (have_dirname) { /* strcpy(matchname, dirname); */ fnamestart = matchname + dirnamelen; } else fnamestart = matchname; while ((file = readdir(wild_dir)) != (struct dirent *)NULL) { Trace((stderr, "do_wild: readdir returns %s\n", FnFilter1(file->d_name))); strcpy(fnamestart, file->d_name); if (strrchr(fnamestart, '.') == (char *)NULL) strcat(fnamestart, "."); if (match(fnamestart, wildname, 1 WISEP)) { /* 1 == ignore case */ Trace((stderr, "do_wild: match() succeeds\n")); /* remove trailing dot */ fnamestart += strlen(fnamestart) - 1; if (*fnamestart == '.') *fnamestart = '\0'; return matchname; } } closedir(wild_dir); /* have read at least one entry; nothing left */ wild_dir = (DIR *)NULL; notfirstcall = FALSE; /* reset for new wildspec */ if (have_dirname) free(dirname); return (char *)NULL; } /* end function do_wild() */ #endif /* !SFX */ /**********************/ /* Function mapattr() */ /**********************/ int mapattr(__G) __GDEF { /* set archive bit (file is not backed up): */ G.pInfo->file_attr = (unsigned)(G.crec.external_file_attributes & 7) | 32; return 0; } /**********************/ /* Function mapname() */ /**********************/ int mapname(__G__ renamed) __GDEF int renamed; /* * returns: * MPN_OK - no problem detected * MPN_INF_TRUNC - caution (truncated filename) * MPN_INF_SKIP - info "skip entry" (dir doesn't exist) * MPN_ERR_SKIP - error -> skip entry * MPN_ERR_TOOLONG - error -> path is too long * MPN_NOMEM - error (memory allocation failed) -> skip entry * [also MPN_VOL_LABEL, MPN_CREATED_DIR] */ { char pathcomp[FILNAMSIZ]; /* path-component buffer */ char *pp, *cp=(char *)NULL; /* character pointers */ char *lastsemi=(char *)NULL; /* pointer to last semi-colon in pathcomp */ char *last_dot=(char *)NULL; /* last dot not converted to underscore */ int dotname = FALSE; /* path component begins with dot? */ int killed_ddot = FALSE; /* is set when skipping "../" pathcomp */ int error = MPN_OK; register unsigned workch; /* hold the character being tested */ if (G.pInfo->vollabel) return MPN_VOL_LABEL; /* Cannot set disk volume labels in FlexOS */ /*--------------------------------------------------------------------------- Initialize various pointers and counters and stuff. ---------------------------------------------------------------------------*/ /* can create path as long as not just freshening, or if user told us */ G.create_dirs = (!uO.fflag || renamed); created_dir = FALSE; /* not yet */ renamed_fullpath = FALSE; if (renamed) { cp = G.filename - 1; /* point to beginning of renamed name... */ while (*++cp) if (*cp == '\\') /* convert backslashes to forward */ *cp = '/'; cp = G.filename; /* use temporary rootpath if user gave full pathname */ if (G.filename[0] == '/') { renamed_fullpath = TRUE; pathcomp[0] = '/'; /* copy the '/' and terminate */ pathcomp[1] = '\0'; ++cp; } else if (isalpha((uch)G.filename[0]) && G.filename[1] == ':') { renamed_fullpath = TRUE; pp = pathcomp; *pp++ = *cp++; /* copy the "d:" (+ '/', possibly) */ *pp++ = *cp++; if (*cp == '/') *pp++ = *cp++; /* otherwise add "./"? */ *pp = '\0'; } } /* pathcomp is ignored unless renamed_fullpath is TRUE: */ if ((error = checkdir(__G__ pathcomp, INIT)) != 0) /* initialize path buf */ return error; /* ...unless no mem or vol label on hard disk */ *pathcomp = '\0'; /* initialize translation buffer */ pp = pathcomp; /* point to translation buffer */ if (!renamed) { /* cp already set if renamed */ if (uO.jflag) /* junking directories */ cp = (char *)strrchr(G.filename, '/'); if (cp == (char *)NULL) /* no '/' or not junking dirs */ cp = G.filename; /* point to internal zipfile-member pathname */ else ++cp; /* point to start of last component of path */ } /*--------------------------------------------------------------------------- Begin main loop through characters in filename. ---------------------------------------------------------------------------*/ while ((workch = (uch)*cp++) != 0) { switch (workch) { case '/': /* can assume -j flag not given */ *pp = '\0'; map2fat(pathcomp, last_dot); /* 8.3 truncation (in place) */ last_dot = (char *)NULL; if (strcmp(pathcomp, ".") == 0) { /* don't bother appending "./" to the path */ *pathcomp = '\0'; } else if (!uO.ddotflag && strcmp(pathcomp, "..") == 0) { /* "../" dir traversal detected, skip over it */ *pathcomp = '\0'; killed_ddot = TRUE; /* set "show message" flag */ } /* when path component is not empty, append it now */ if (*pathcomp != '\0' && ((error = checkdir(__G__ pathcomp, APPEND_DIR)) & MPN_MASK) > MPN_INF_TRUNC) return error; pp = pathcomp; /* reset conversion buffer for next piece */ lastsemi = (char *)NULL; /* leave direct. semi-colons alone */ break; case '.': if (pp == pathcomp) { /* nothing appended yet... */ if (*cp == '.' && cp[1] == '/') { /* "../" */ *pp++ = '.'; /* add first dot, unchanged... */ ++cp; /* skip second dot, since it will */ } else { /* be "added" at end of if-block */ *pp++ = '_'; /* FAT doesn't allow null filename */ dotname = TRUE; /* bodies, so map .exrc -> _.exrc */ } /* (extra '_' now, "dot" below) */ } else if (dotname) { /* found a second dot, but still */ dotname = FALSE; /* have extra leading underscore: */ *pp = '\0'; /* remove it by shifting chars */ pp = pathcomp + 1; /* left one space (e.g., .p1.p2: */ while (pp[1]) { /* __p1 -> _p1_p2 -> _p1.p2 when */ *pp = pp[1]; /* finished) [opt.: since first */ ++pp; /* two chars are same, can start */ } /* shifting at second position] */ } last_dot = pp; /* point at last dot so far... */ *pp++ = '_'; /* convert dot to underscore for now */ break; /* drive names are not stored in zipfile, so no colons allowed; * no brackets or most other punctuation either (all of which * can appear in Unix-created archives; backslash is particularly * bad unless all necessary directories exist) */ case '[': /* these punctuation characters forbidden */ case ']': /* only on plain FAT file systems */ case '+': case ',': case '=': case ':': /* special shell characters of command.com */ case '\\': /* (device and directory limiters, wildcard */ case '"': /* characters, stdin/stdout redirection and */ case '<': /* pipe indicators and the quote sign) are */ case '>': /* never allowed in filenames on (V)FAT */ case '|': case '*': case '?': *pp++ = '_'; break; case ';': /* start of VMS version? */ lastsemi = pp; break; case ' ': /* change spaces to underscores */ if (uO.sflag) /* only if requested */ *pp++ = '_'; else *pp++ = (char)workch; break; default: /* allow ASCII 255 and European characters in filenames: */ if (isprint(workch) || workch >= 127) *pp++ = (char)workch; } /* end switch */ } /* end while loop */ /* Show warning when stripping insecure "parent dir" path components */ if (killed_ddot && QCOND2) { Info(slide, 0, ((char *)slide, LoadFarString(WarnDirTraversSkip), FnFilter1(G.filename))); if (!(error & ~MPN_MASK)) error = (error & MPN_MASK) | PK_WARN; } /*--------------------------------------------------------------------------- Report if directory was created (and no file to create: filename ended in '/'), check name to be sure it exists, and combine path and name be- fore exiting. ---------------------------------------------------------------------------*/ if (G.filename[strlen(G.filename) - 1] == '/') { checkdir(__G__ G.filename, GETPATH); if (created_dir) { if (QCOND2) { Info(slide, 0, ((char *)slide, LoadFarString(Creating), FnFilter1(G.filename))); } /* set dir time (note trailing '/') */ return (error & ~MPN_MASK) | MPN_CREATED_DIR; } /* dir existed already; don't look for data to extract */ return (error & ~MPN_MASK) | MPN_INF_SKIP; } *pp = '\0'; /* done with pathcomp: terminate it */ /* if not saving them, remove VMS version numbers (appended ";###") */ if (!uO.V_flag && lastsemi) { pp = lastsemi; /* semi-colon was omitted: expect all #'s */ while (isdigit((uch)(*pp))) ++pp; if (*pp == '\0') /* only digits between ';' and end: nuke */ *lastsemi = '\0'; } map2fat(pathcomp, last_dot); /* 8.3 truncation (in place) */ if (*pathcomp == '\0') { Info(slide, 1, ((char *)slide, LoadFarString(ConversionFailed), FnFilter1(G.filename))); return (error & ~MPN_MASK) | MPN_ERR_SKIP; } checkdir(__G__ pathcomp, APPEND_NAME); /* returns 1 if truncated: care? */ checkdir(__G__ G.filename, GETPATH); return error; } /* end function mapname() */ /**********************/ /* Function map2fat() */ /**********************/ static void map2fat(pathcomp, last_dot) char *pathcomp, *last_dot; { char *pEnd = pathcomp + strlen(pathcomp); /*--------------------------------------------------------------------------- Case 1: filename has no dot, so figure out if we should add one. Note that the algorithm does not try to get too fancy: if there are no dots already, the name either gets truncated at 8 characters or the last un- derscore is converted to a dot (only if more characters are saved that way). In no case is a dot inserted between existing characters. GRR: have problem if filename is volume label?? ---------------------------------------------------------------------------*/ /* pEnd = pathcomp + strlen(pathcomp); */ if (last_dot == (char *)NULL) { /* no dots: check for underscores... */ char *plu = strrchr(pathcomp, '_'); /* pointer to last underscore */ if (plu == (char *)NULL) { /* no dots, no underscores: truncate at */ if (pEnd > pathcomp+8) /* 8 chars (could insert '.' and keep 11) */ *(pEnd = pathcomp+8) = '\0'; } else if (MIN(plu - pathcomp, 8) + MIN(pEnd - plu - 1, 3) > 8) { last_dot = plu; /* be lazy: drop through to next if-block */ } else if ((pEnd - pathcomp) > 8) /* more fits into just basename */ pathcomp[8] = '\0'; /* than if convert last underscore to dot */ /* else whole thing fits into 8 chars or less: no change */ } /*--------------------------------------------------------------------------- Case 2: filename has dot in it, so truncate first half at 8 chars (shift extension if necessary) and second half at three. ---------------------------------------------------------------------------*/ if (last_dot != (char *)NULL) { /* one dot (or two, in the case of */ *last_dot = '.'; /* "..") is OK: put it back in */ if ((last_dot - pathcomp) > 8) { char *p=last_dot, *q=pathcomp+8; int i; for (i = 0; (i < 4) && *p; ++i) /* too many chars in basename: */ *q++ = *p++; /* shift extension left and */ *q = '\0'; /* truncate/terminate it */ } else if ((pEnd - last_dot) > 4) last_dot[4] = '\0'; /* too many chars in extension */ /* else filename is fine as is: no change */ } } /* end function map2fat() */ /***********************/ /* Function checkdir() */ /***********************/ int checkdir(__G__ pathcomp, flag) __GDEF char *pathcomp; int flag; /* * returns: * MPN_OK - no problem detected * MPN_INF_TRUNC - (on APPEND_NAME) truncated filename * MPN_INF_SKIP - path doesn't exist, not allowed to create * MPN_ERR_SKIP - path doesn't exist, tried to create and failed; or path * exists and is not a directory, but is supposed to be * MPN_ERR_TOOLONG - path is too long * MPN_NOMEM - can't allocate memory for filename buffers */ { static int rootlen = 0; /* length of rootpath */ static char *rootpath; /* user's "extract-to" directory */ static char *buildpath; /* full path (so far) to extracted file */ static char *end; /* pointer to end of buildpath ('\0') */ # define FN_MASK 7 # define FUNCTION (flag & FN_MASK) /*--------------------------------------------------------------------------- APPEND_DIR: append the path component to the path being built and check for its existence. If doesn't exist and we are creating directories, do so for this one; else signal success or error as appropriate. ---------------------------------------------------------------------------*/ if (FUNCTION == APPEND_DIR) { int too_long = FALSE; Trace((stderr, "appending dir segment [%s]\n", FnFilter1(pathcomp))); while ((*end = *pathcomp++) != '\0') ++end; /* GRR: could do better check, see if overrunning buffer as we go: * check end-buildpath after each append, set warning variable if * within 20 of FILNAMSIZ; then if var set, do careful check when * appending. Clear variable when begin new path. */ if ((end-buildpath) > FILNAMSIZ-3) /* need '/', one-char name, '\0' */ too_long = TRUE; /* check if extracting directory? */ if (stat(buildpath, &G.statbuf)) /* path doesn't exist */ { if (!G.create_dirs) { /* told not to create (freshening) */ free(buildpath); return MPN_INF_SKIP; /* path doesn't exist: nothing to do */ } if (too_long) { Info(slide, 1, ((char *)slide, LoadFarString(PathTooLong), FnFilter1(buildpath))); free(buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } if (mkdir(buildpath, 0777) == -1) { /* create the directory */ Info(slide, 1, ((char *)slide, LoadFarString(CantCreateDir), FnFilter2(buildpath), FnFilter1(G.filename))); free(buildpath); /* path didn't exist, tried to create, failed */ return MPN_ERR_SKIP; } created_dir = TRUE; } else if (!S_ISDIR(G.statbuf.st_mode)) { Info(slide, 1, ((char *)slide, LoadFarString(DirIsntDirectory), FnFilter2(buildpath), FnFilter1(G.filename))); free(buildpath); /* path existed but wasn't dir */ return MPN_ERR_SKIP; } if (too_long) { Info(slide, 1, ((char *)slide, LoadFarString(PathTooLong), FnFilter1(buildpath))); free(buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } *end++ = '/'; *end = '\0'; Trace((stderr, "buildpath now = [%s]\n", FnFilter1(buildpath))); return MPN_OK; } /* end if (FUNCTION == APPEND_DIR) */ /*--------------------------------------------------------------------------- GETPATH: copy full path to the string pointed at by pathcomp, and free buildpath. ---------------------------------------------------------------------------*/ if (FUNCTION == GETPATH) { strcpy(pathcomp, buildpath); Trace((stderr, "getting and freeing path [%s]\n", FnFilter1(pathcomp))); free(buildpath); buildpath = end = (char *)NULL; return MPN_OK; } /*--------------------------------------------------------------------------- APPEND_NAME: assume the path component is the filename; append it and return without checking for existence. ---------------------------------------------------------------------------*/ if (FUNCTION == APPEND_NAME) { Trace((stderr, "appending filename [%s]\n", FnFilter1(pathcomp))); while ((*end = *pathcomp++) != '\0') { ++end; if ((end-buildpath) >= FILNAMSIZ) { *--end = '\0'; Info(slide, 1, ((char *)slide, LoadFarString(PathTooLongTrunc), FnFilter1(G.filename), FnFilter2(buildpath))); return MPN_INF_TRUNC; /* filename truncated */ } } Trace((stderr, "buildpath now = [%s]\n", FnFilter1(buildpath))); /* could check for existence here, prompt for new name... */ return MPN_OK; } /*--------------------------------------------------------------------------- INIT: allocate and initialize buffer space for the file currently being extracted. If file was renamed with an absolute path, don't prepend the extract-to path. ---------------------------------------------------------------------------*/ if (FUNCTION == INIT) { Trace((stderr, "initializing buildpath to ")); /* allocate space for full filename, root path, and maybe "./" */ if ((buildpath = (char *)malloc(strlen(G.filename)+rootlen+3)) == (char *)NULL) return MPN_NOMEM; if (renamed_fullpath) { /* pathcomp = valid data */ end = buildpath; while ((*end = *pathcomp++) != '\0') ++end; } else if (rootlen > 0) { strcpy(buildpath, rootpath); end = buildpath + rootlen; } else { *buildpath = '\0'; end = buildpath; } Trace((stderr, "[%s]\n", FnFilter1(buildpath))); return MPN_OK; } /*--------------------------------------------------------------------------- ROOT: if appropriate, store the path in rootpath and create it if neces- sary; else assume it's a zipfile member and return. This path segment gets used in extracting all members from every zipfile specified on the command line. Note that under FlexOS, if a candidate extract-to directory specification includes a drive letter (leading "x:"), it is treated just as if it had a trailing '/'--that is, one directory level will be created if the path doesn't exist, unless this is otherwise pro- hibited (e.g., freshening). ---------------------------------------------------------------------------*/ #if (!defined(SFX) || defined(SFX_EXDIR)) if (FUNCTION == ROOT) { Trace((stderr, "initializing root path to [%s]\n", FnFilter1(pathcomp))); if (pathcomp == (char *)NULL) { rootlen = 0; return MPN_OK; } if (rootlen > 0) /* rootpath was already set, nothing to do */ return MPN_OK; if ((rootlen = strlen(pathcomp)) > 0) { int had_trailing_pathsep=FALSE, add_dot=FALSE; char *tmproot; if ((tmproot = (char *)malloc(rootlen+3)) == (char *)NULL) { rootlen = 0; return MPN_NOMEM; } strcpy(tmproot, pathcomp); if (tmproot[rootlen-1] == '/' || tmproot[rootlen-1] == '\\') { tmproot[--rootlen] = '\0'; had_trailing_pathsep = TRUE; } if (tmproot[rootlen-1] == ':') { if (!had_trailing_pathsep) /* i.e., original wasn't "xxx:/" */ add_dot = TRUE; /* relative path: add '.' before '/' */ } else if (rootlen > 0) && /* need not check "xxx:." and "xxx:/" */ (SSTAT(tmproot, &G.statbuf) || !S_ISDIR(G.statbuf.st_mode)) { /* path does not exist */ if (!G.create_dirs /* || iswild(tmproot) */ ) { free(tmproot); rootlen = 0; /* treat as stored file */ return MPN_INF_SKIP; } /* GRR: scan for wildcard characters? OS-dependent... * if find any, return MPN_INF_SKIP: treat as stored file(s) */ /* create directory (could add loop here scanning tmproot * to create more than one level, but really necessary?) */ if (mkdir(tmproot, 0777) == -1) { Info(slide, 1, ((char *)slide, LoadFarString(CantCreateExtractDir), FnFilter1(tmproot))); free(tmproot); rootlen = 0; /* path didn't exist, tried to create, and failed: */ /* file exists, or 2+ subdir levels required */ return MPN_ERR_SKIP; } } if (add_dot) /* had just "x:", make "x:." */ tmproot[rootlen++] = '.'; tmproot[rootlen++] = '/'; tmproot[rootlen] = '\0'; if ((rootpath = (char *)realloc(tmproot, rootlen+1)) == NULL) { free(tmproot); rootlen = 0; return MPN_NOMEM; } Trace((stderr, "rootpath now = [%s]\n", FnFilter1(rootpath))); } return MPN_OK; } #endif /* !SFX || SFX_EXDIR */ /*--------------------------------------------------------------------------- END: free rootpath, immediately prior to program exit. ---------------------------------------------------------------------------*/ if (FUNCTION == END) { Trace((stderr, "freeing rootpath\n")); if (rootlen > 0) { free(rootpath); rootlen = 0; } return MPN_OK; } return MPN_INVALID; /* should never reach */ } /* end function checkdir() */ /****************************/ /* Function close_outfile() */ /****************************/ void close_outfile(__G) __GDEF /* * FlexOS VERSION * * Set the output file date/time stamp according to information from the * zipfile directory record for this member, then close the file and set * its permissions (archive, hidden, read-only, system). Aside from closing * the file, this routine is optional (but most compilers support it). */ { DISKFILE df; LONG fnum; struct { /* date and time words */ union { /* DOS file modification time word */ ush ztime; struct { unsigned zt_se : 5; unsigned zt_mi : 6; unsigned zt_hr : 5; } _tf; } _t; union { /* DOS file modification date word */ ush zdate; struct { unsigned zd_dy : 5; unsigned zd_mo : 4; unsigned zd_yr : 7; } _df; } _d; } zt; #ifdef USE_EF_UT_TIME iztimes z_utime; struct tm *t; #endif /* ?USE_EF_UT_TIME */ fclose(G.outfile); if ((fnum = s_open(A_SET, G.filename)) < 0) { Info(slide, 0x201, ((char *)slide, "warning: cannot open %s to set the time\n", FnFilter1(G.filename))); return; } if (s_get(T_FILE, fnum, &df, DSKFSIZE) < 0) { s_close(0, fnum); Info(slide, 0x201, ((char *)slide, "warning: cannot get info on %s\n", FnFilter1(G.filename))); return; } /* skip restoring time stamps on user's request */ if (uO.D_flag <= 1) { /*--------------------------------------------------------------------------- Copy and/or convert time and date variables, if necessary; then fill in the file time/date. ---------------------------------------------------------------------------*/ #ifdef USE_EF_UT_TIME if (G.extra_field && #ifdef IZ_CHECK_TZ G.tz_is_valid && #endif (ef_scan_for_izux(G.extra_field, G.lrec.extra_field_length, 0, G.lrec.last_mod_dos_datetime, &z_utime, NULL) & EB_UT_FL_MTIME)) { TTrace((stderr, "close_outfile: Unix e.f. modif. time = %ld\n", z_utime.mtime)); t = localtime(&(z_utime.mtime)); } else t = (struct tm *)NULL; if (t != (struct tm *)NULL) { if (t->tm_year < 80) { df.df_modyear = 1980; df.df_modmonth = 1; df.df_modday = 1; df.df_modhr = 0; df.df_modmin = 0; df.df_modsec = 0; } else { df.df_modyear = t->tm_year + 1900; df.df_modmonth = t->tm_mon + 1; df.df_modday = t->tm_mday; df.df_modhr = t->tm_hour; df.df_modmin = t->tm_min; df.df_modsec = t->tm_sec; } } else #endif /* ?USE_EF_UX_TIME */ { zt._t.ztime = (ush)(G.lrec.last_mod_dos_datetime) & 0xffff; zt._d.zdate = (ush)(G.lrec.last_mod_dos_datetime >> 16); df.df_modyear = 1980 + zt._d._df.zd_yr; df.df_modmonth = zt._d._df.zd_mo; df.df_modday = zt._d._df.zd_dy; df.df_modhr = zt._t._tf.zt_hr; df.df_modmin = zt._t._tf.zt_mi; df.df_modsec = zt._t._tf.zt_se << 1; } } /*--------------------------------------------------------------------------- Fill in the file attributes. ---------------------------------------------------------------------------*/ df.df_attr1 = (UBYTE)G.pInfo->file_attr; /*--------------------------------------------------------------------------- Now we try to set the attributes & date/time. ---------------------------------------------------------------------------*/ if (s_set(T_FILE, fnum, &df, DSKFSIZE) < 0) Info(slide, 0x201, ((char *)slide, "warning: cannot set info for %s\n", FnFilter1(G.filename))); s_close(0, fnum); } /* end function close_outfile() */ #ifndef SFX /*************************/ /* Function dateformat() */ /*************************/ int dateformat() { return DF_DMY; /* default for systems without locale info */ } /************************/ /* Function version() */ /************************/ void version(__G) __GDEF { int len; len = sprintf((char *)slide, LoadFarString(CompiledWith), "MetaWare High C", "", "FlexOS", " (16-bit, big)", #ifdef __DATE__ " on ", __DATE__ #else "", "" #endif ); (*G.message)((zvoid *)&G, slide, (ulg)len, 0); } #endif /* !SFX */ /************************/ /* Function _wildarg() */ /************************/ /* This prevents the PORTLIB startup code from preforming argument globbing */ _wildarg() {}