/* Kolibri OS port for gcc 5.4 Started by Siemargl @Nov 2016 Borrowed code parts from other unzip ports howto make: go in unzip60 directory (below this file) and >make -f kolibri\makefile.gcc Contains: version() mapattr() checkdir() extract.o:extract.c:(.text+0x1410): undefined reference to `mapname' extract.o:extract.c:(.text+0x241d): undefined reference to `close_outfile' extract.o:extract.c:(.text+0x2e09): undefined reference to `checkdir' process.o:process.c:(.text+0x13e9): undefined reference to `checkdir' process.o:process.c:(.text+0x15a1): undefined reference to `do_wild' kolibri\makefile.gcc:276: recipe for target 'unzip.exe' failed */ #define FATTR FS_HIDDEN+FS_SYSTEM+FS_SUBDIR #define UNZIP_INTERNAL #include "unzip.h" // Siemargl fork of Kolibri system API #include "kos32sys1.h" /********************************************************************************************************************/ /*** Function version() */ /********************************************************************************************************************/ void version(__G) __GDEF { sprintf((char *)slide, LoadFarString(CompiledWith), #if defined(__TINYC__) "TinyC", "", #elif defined(__GNUC__) "GNU C ", __VERSION__, #else "(unknown compiler) ","", #endif "KolibriOS ", #ifdef __POWERPC__ "(PowerPC)", #else # ifdef __INTEL__ "(x86)", # else "(unknown)", /* someday we may have other architectures... */ # endif #endif #ifdef __DATE__ " on ", __DATE__ #else "", "" #endif ); (*G.message)((zvoid *)&G, slide, (ulg)strlen((char *)slide), 0); } /* end function version() */ /********************************************************************************************************************/ /*** Function mapattr() */ /********************************************************************************************************************/ /* Identical to MS-DOS, OS/2 versions. However, NT has a lot of extra * permission stuff, so this function should probably be extended in the * future. */ int mapattr(__G) __GDEF { /* set archive bit for file entries (file is not backed up): */ G.pInfo->file_attr = ((unsigned)G.crec.external_file_attributes | (G.crec.external_file_attributes & FS_SUBDIR ? 0 : FS_ARCHIV)) & 0xff; return 0; } /* end function mapattr() */ /********************************************************************************************************************/ /*** Function checkdir() */ /********************************************************************************************************************/ /************************/ /* 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 */ #ifdef ACORN_FTYPE_NFS char *lastcomma=(char *)NULL; /* pointer to last comma in pathcomp */ RO_extra_block *ef_spark; /* pointer Acorn FTYPE ef block */ #endif int killed_ddot = FALSE; /* is set when skipping "../" pathcomp */ int error = MPN_OK; register unsigned workch; /* hold the character being tested */ /*--------------------------------------------------------------------------- Initialize various pointers and counters and stuff. ---------------------------------------------------------------------------*/ if (G.pInfo->vollabel) return MPN_VOL_LABEL; /* can't set disk volume labels in Unix */ /* can create path as long as not just freshening, or if user told us */ G.create_dirs = (!uO.fflag || renamed); G.created_dir = FALSE; /* not yet */ /* user gave full pathname: don't prepend rootpath */ G.renamed_fullpath = (renamed && (*G.filename == '/')); if (checkdir(__G__ (char *)NULL, INIT) == MPN_NOMEM) return MPN_NOMEM; /* initialize path buffer, unless no memory */ *pathcomp = '\0'; /* initialize translation buffer */ pp = pathcomp; /* point to translation buffer */ 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'; 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; #ifdef __CYGWIN__ /* Cygwin runs on Win32, apply FAT/NTFS filename rules */ case ':': /* drive spec not stored, so no colon allowed */ case '\\': /* '\\' may come as normal filename char (not */ case '<': /* dir sep char!) from unix-like file system */ case '>': /* no redirection symbols allowed either */ case '|': /* no pipe signs allowed */ case '"': /* no double quotes allowed */ case '?': /* no wildcards allowed */ case '*': *pp++ = '_'; /* these rules apply equally to FAT and NTFS */ break; #endif case ';': /* VMS version (or DEC-20 attrib?) */ lastsemi = pp; *pp++ = ';'; /* keep for now; remove VMS ";##" */ break; /* later, if requested */ #ifdef ACORN_FTYPE_NFS case ',': /* NFS filetype extension */ lastcomma = pp; *pp++ = ','; /* keep for now; may need to remove */ break; /* later, if requested */ #endif #ifdef MTS case ' ': /* change spaces to underscore under */ *pp++ = '_'; /* MTS; leave as spaces under Unix */ break; #endif default: /* disable control character filter when requested, * else allow 8-bit characters (e.g. UTF-8) in filenames: */ ; /*kos if (uO.cflxflag || (isprint(workch) || (128 <= workch && workch <= 254))) *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, "warning: skipped \"../\" path component(s) in %s\n", 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 (G.created_dir) { if (QCOND2) { Info(slide, 0, ((char *)slide, " creating: %s\n", FnFilter1(G.filename))); } #ifndef NO_CHMOD /* Filter out security-relevant attributes bits. */ G.pInfo->file_attr = filtattr(__G__ G.pInfo->file_attr); /* When extracting non-UNIX directories or when extracting * without UID/GID restoration or SGID preservation, any * SGID flag inherited from the parent directory should be * maintained to allow files extracted into this new folder * to inherit the GID setting from the parent directory. */ if (G.pInfo->hostnum != UNIX_ || !(uO.X_flag || uO.K_flag)) { /* preserve SGID bit when inherited from parent dir */ if (!SSTAT(G.filename, &G.statbuf)) { G.pInfo->file_attr |= G.statbuf.st_mode & S_ISGID; } else { perror("Could not read directory attributes"); } } /* set approx. dir perms (make sure can still read/write in dir) */ if (chmod(G.filename, G.pInfo->file_attr | 0700)) perror("chmod (directory attributes) error"); #endif /* 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 + 1; while (isdigit((uch)(*pp))) ++pp; if (*pp == '\0') /* only digits between ';' and end: nuke */ *lastsemi = '\0'; } /* On UNIX (and compatible systems), "." and ".." are reserved for * directory navigation and cannot be used as regular file names. * These reserved one-dot and two-dot names are mapped to "_" and "__". */ if (strcmp(pathcomp, ".") == 0) *pathcomp = '_'; else if (strcmp(pathcomp, "..") == 0) strcpy(pathcomp, "__"); #ifdef ACORN_FTYPE_NFS /* translate Acorn filetype information if asked to do so */ if (uO.acorn_nfs_ext && (ef_spark = (RO_extra_block *) getRISCOSexfield(G.extra_field, G.lrec.extra_field_length)) != (RO_extra_block *)NULL) { /* file *must* have a RISC OS extra field */ long ft = (long)makelong(ef_spark->loadaddr); /*32-bit*/ if (lastcomma) { pp = lastcomma + 1; while (isxdigit((uch)(*pp))) ++pp; if (pp == lastcomma+4 && *pp == '\0') *lastcomma='\0'; /* nuke */ } if ((ft & 1<<31)==0) ft=0x000FFD00; sprintf(pathcomp+strlen(pathcomp), ",%03x", (int)(ft>>8) & 0xFFF); } #endif /* ACORN_FTYPE_NFS */ if (*pathcomp == '\0') { Info(slide, 1, ((char *)slide, "mapname: conversion of %s failed\n", 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() */ #if 0 /*========== NOTES ==========*/ extract-to dir: a:path/ buildpath: path1/path2/ ... (NULL-terminated) pathcomp: filename mapname(): loop over chars in zipfile member name checkdir(path component, COMPONENT | CREATEDIR) --> map as required? (d:/tmp/unzip/) (disk:[tmp.unzip.) (d:/tmp/unzip/jj/) (disk:[tmp.unzip.jj.) (d:/tmp/unzip/jj/temp/) (disk:[tmp.unzip.jj.temp.) finally add filename itself and check for existence? (could use with rename) (d:/tmp/unzip/jj/temp/msg.outdir) (disk:[tmp.unzip.jj.temp]msg.outdir) checkdir(name, GETPATH) --> copy path to name and free space #endif /* 0 */ /***********************/ /* 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; #ifdef SHORT_NAMES char *old_end = end; #endif Trace((stderr, "appending dir segment [%s]\n", FnFilter1(pathcomp))); while ((*G.end = *pathcomp++) != '\0') ++G.end; #ifdef SHORT_NAMES /* path components restricted to 14 chars, typically */ if ((G.end-old_end) > FILENAME_MAX) /* GRR: proper constant? */ *(G.end = old_end + FILENAME_MAX) = '\0'; #endif /* 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. */ /* next check: need to append '/', at least one-char name, '\0' */ if ((G.end-G.buildpath) > FILNAMSIZ-3) too_long = TRUE; /* check if extracting dir? */ if (SSTAT(G.buildpath, &G.statbuf)) { /* path doesn't exist */ if (!G.create_dirs) { /* told not to create (freshening) */ free(G.buildpath); return MPN_INF_SKIP; /* path doesn't exist: nothing to do */ } if (too_long) { Info(slide, 1, ((char *)slide, "checkdir error: path too long: %s\n", FnFilter1(G.buildpath))); free(G.buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } if (mkdir(G.buildpath, 0777) == -1) { /* create the directory */ Info(slide, 1, ((char *)slide, "checkdir error: cannot create %s\n\ %s\n\ unable to process %s.\n", FnFilter2(G.buildpath), strerror(errno), FnFilter1(G.filename))); free(G.buildpath); /* path didn't exist, tried to create, failed */ return MPN_ERR_SKIP; } G.created_dir = TRUE; } else if (!S_ISDIR(G.statbuf.st_mode)) { Info(slide, 1, ((char *)slide, "checkdir error: %s exists but is not directory\n\ unable to process %s.\n", FnFilter2(G.buildpath), FnFilter1(G.filename))); free(G.buildpath); /* path existed but wasn't dir */ return MPN_ERR_SKIP; } if (too_long) { Info(slide, 1, ((char *)slide, "checkdir error: path too long: %s\n", FnFilter1(G.buildpath))); free(G.buildpath); /* no room for filenames: fatal */ return MPN_ERR_TOOLONG; } *G.end++ = '/'; *G.end = '\0'; Trace((stderr, "buildpath now = [%s]\n", FnFilter1(G.buildpath))); return MPN_OK; } /* end if (FUNCTION == APPEND_DIR) */ /*--------------------------------------------------------------------------- GETPATH: copy full path to the string pointed at by pathcomp, and free G.buildpath. ---------------------------------------------------------------------------*/ if (FUNCTION == GETPATH) { strcpy(pathcomp, G.buildpath); Trace((stderr, "getting and freeing path [%s]\n", FnFilter1(pathcomp))); free(G.buildpath); G.buildpath = G.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) { #ifdef SHORT_NAMES char *old_end = end; #endif Trace((stderr, "appending filename [%s]\n", FnFilter1(pathcomp))); while ((*G.end = *pathcomp++) != '\0') { ++G.end; #ifdef SHORT_NAMES /* truncate name at 14 characters, typically */ if ((G.end-old_end) > FILENAME_MAX) /* GRR: proper constant? */ *(G.end = old_end + FILENAME_MAX) = '\0'; #endif if ((G.end-G.buildpath) >= FILNAMSIZ) { *--G.end = '\0'; Info(slide, 0x201, ((char *)slide, "checkdir warning: path too long; truncating\n\ %s\n -> %s\n", FnFilter1(G.filename), FnFilter2(G.buildpath))); return MPN_INF_TRUNC; /* filename truncated */ } } Trace((stderr, "buildpath now = [%s]\n", FnFilter1(G.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. ---------------------------------------------------------------------------*/ /* GRR: for VMS and TOPS-20, add up to 13 to strlen */ if (FUNCTION == INIT) { Trace((stderr, "initializing buildpath to ")); #ifdef ACORN_FTYPE_NFS if ((G.buildpath = (char *)malloc(strlen(G.filename)+G.rootlen+ (uO.acorn_nfs_ext ? 5 : 1))) #else if ((G.buildpath = (char *)malloc(strlen(G.filename)+G.rootlen+1)) #endif == (char *)NULL) return MPN_NOMEM; if ((G.rootlen > 0) && !G.renamed_fullpath) { strcpy(G.buildpath, G.rootpath); G.end = G.buildpath + G.rootlen; } else { *G.buildpath = '\0'; G.end = G.buildpath; } Trace((stderr, "[%s]\n", FnFilter1(G.buildpath))); return MPN_OK; } /*--------------------------------------------------------------------------- ROOT: if appropriate, store the path in rootpath and create it if necessary; 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. ---------------------------------------------------------------------------*/ #if (!defined(SFX) || defined(SFX_EXDIR)) if (FUNCTION == ROOT) { Trace((stderr, "initializing root path to [%s]\n", FnFilter1(pathcomp))); if (pathcomp == (char *)NULL) { G.rootlen = 0; return MPN_OK; } if (G.rootlen > 0) /* rootpath was already set, nothing to do */ return MPN_OK; if ((G.rootlen = strlen(pathcomp)) > 0) { char *tmproot; if ((tmproot = (char *)malloc(G.rootlen+2)) == (char *)NULL) { G.rootlen = 0; return MPN_NOMEM; } strcpy(tmproot, pathcomp); if (tmproot[G.rootlen-1] == '/') { tmproot[--G.rootlen] = '\0'; } if (G.rootlen > 0 && (SSTAT(tmproot, &G.statbuf) || !S_ISDIR(G.statbuf.st_mode))) { /* path does not exist */ if (!G.create_dirs /* || iswild(tmproot) */ ) { free(tmproot); G.rootlen = 0; /* skip (or treat as stored file) */ return MPN_INF_SKIP; } /* create the directory (could add loop here scanning tmproot * to create more than one level, but why really necessary?) */ if (mkdir(tmproot, 0777) == -1) { Info(slide, 1, ((char *)slide, "checkdir: cannot create extraction directory: %s\n\ %s\n", FnFilter1(tmproot), strerror(errno))); free(tmproot); G.rootlen = 0; /* path didn't exist, tried to create, and failed: */ /* file exists, or 2+ subdir levels required */ return MPN_ERR_SKIP; } } tmproot[G.rootlen++] = '/'; tmproot[G.rootlen] = '\0'; if ((G.rootpath = (char *)realloc(tmproot, G.rootlen+1)) == NULL) { free(tmproot); G.rootlen = 0; return MPN_NOMEM; } Trace((stderr, "rootpath now = [%s]\n", FnFilter1(G.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 (G.rootlen > 0) { free(G.rootpath); G.rootlen = 0; } return MPN_OK; } return MPN_INVALID; /* should never reach */ } /* end function checkdir() */ static int get_extattribs OF((__GPRO__ iztimes *pzt, ulg z_uidgid[2])); static int get_extattribs(__G__ pzt, z_uidgid) __GDEF iztimes *pzt; ulg z_uidgid[2]; { /*--------------------------------------------------------------------------- Convert from MSDOS-format local time and date to Unix-format 32-bit GMT time: adjust base year from 1980 to 1970, do usual conversions from yy/mm/dd hh:mm:ss to elapsed seconds, and account for timezone and day- light savings time differences. If we have a Unix extra field, however, we're laughing: both mtime and atime are ours. On the other hand, we then have to check for restoration of UID/GID. ---------------------------------------------------------------------------*/ int have_uidgid_flg; unsigned eb_izux_flg; eb_izux_flg = 0; // kos32 /* (G.extra_field ? ef_scan_for_izux(G.extra_field, G.lrec.extra_field_length, 0, G.lrec.last_mod_dos_datetime, #ifdef IZ_CHECK_TZ (G.tz_is_valid ? pzt : NULL), #else pzt, #endif z_uidgid) : 0); */ if (eb_izux_flg & EB_UT_FL_MTIME) { TTrace((stderr, "\nget_extattribs: Unix e.f. modif. time = %ld\n", pzt->mtime)); } else { pzt->mtime = dos_to_unix_time(G.lrec.last_mod_dos_datetime); } if (eb_izux_flg & EB_UT_FL_ATIME) { TTrace((stderr, "get_extattribs: Unix e.f. access time = %ld\n", pzt->atime)); } else { pzt->atime = pzt->mtime; TTrace((stderr, "\nget_extattribs: modification/access times = %ld\n", pzt->mtime)); } /* if -X option was specified and we have UID/GID info, restore it */ have_uidgid_flg = #ifdef RESTORE_UIDGID (uO.X_flag && (eb_izux_flg & EB_UX2_VALID)); #else 0; #endif return have_uidgid_flg; } /****************************/ /* Function close_outfile() */ /****************************/ void close_outfile(__G) /* GRR: change to return PK-style warning level */ __GDEF { union { iztimes t3; /* mtime, atime, ctime */ ztimbuf t2; /* modtime, actime */ } zt; ulg z_uidgid[2]; int have_uidgid_flg; have_uidgid_flg = get_extattribs(__G__ &(zt.t3), z_uidgid); /*--------------------------------------------------------------------------- If symbolic links are supported, allocate storage for a symlink control structure, put the uncompressed "data" and other required info in it, and add the structure to the "deferred symlinks" chain. Since we know it's a symbolic link to start with, we shouldn't have to worry about overflowing unsigned ints with unsigned longs. ---------------------------------------------------------------------------*/ #ifdef SYMLINKS if (G.symlnk) { extent ucsize = (extent)G.lrec.ucsize; # ifdef SET_SYMLINK_ATTRIBS extent attribsize = sizeof(unsigned) + (have_uidgid_flg ? sizeof(z_uidgid) : 0); # else extent attribsize = 0; # endif /* size of the symlink entry is the sum of * (struct size (includes 1st '\0') + 1 additional trailing '\0'), * system specific attribute data size (might be 0), * and the lengths of name and link target. */ extent slnk_entrysize = (sizeof(slinkentry) + 1) + attribsize + ucsize + strlen(G.filename); slinkentry *slnk_entry; if (slnk_entrysize < ucsize) { Info(slide, 0x201, ((char *)slide, "warning: symbolic link (%s) failed: mem alloc overflow\n", FnFilter1(G.filename))); fclose(G.outfile); return; } if ((slnk_entry = (slinkentry *)malloc(slnk_entrysize)) == NULL) { Info(slide, 0x201, ((char *)slide, "warning: symbolic link (%s) failed: no mem\n", FnFilter1(G.filename))); fclose(G.outfile); return; } slnk_entry->next = NULL; slnk_entry->targetlen = ucsize; slnk_entry->attriblen = attribsize; # ifdef SET_SYMLINK_ATTRIBS memcpy(slnk_entry->buf, &(G.pInfo->file_attr), sizeof(unsigned)); if (have_uidgid_flg) memcpy(slnk_entry->buf + 4, z_uidgid, sizeof(z_uidgid)); # endif slnk_entry->target = slnk_entry->buf + slnk_entry->attriblen; slnk_entry->fname = slnk_entry->target + ucsize + 1; strcpy(slnk_entry->fname, G.filename); /* move back to the start of the file to re-read the "link data" */ rewind(G.outfile); if (fread(slnk_entry->target, 1, ucsize, G.outfile) != ucsize) { Info(slide, 0x201, ((char *)slide, "warning: symbolic link (%s) failed\n", FnFilter1(G.filename))); free(slnk_entry); fclose(G.outfile); return; } fclose(G.outfile); /* close "link" file for good... */ slnk_entry->target[ucsize] = '\0'; if (QCOND2) Info(slide, 0, ((char *)slide, "-> %s ", FnFilter1(slnk_entry->target))); /* add this symlink record to the list of deferred symlinks */ if (G.slink_last != NULL) G.slink_last->next = slnk_entry; else G.slink_head = slnk_entry; G.slink_last = slnk_entry; return; } #endif /* SYMLINKS */ #ifdef QLZIP if (G.extra_field) { static void qlfix OF((__GPRO__ uch *ef_ptr, unsigned ef_len)); qlfix(__G__ G.extra_field, G.lrec.extra_field_length); } #endif #if (defined(NO_FCHOWN)) fclose(G.outfile); #endif // kos. add set file datetime ? #ifndef KOS32 /* if -X option was specified and we have UID/GID info, restore it */ if (have_uidgid_flg /* check that both uid and gid values fit into their data sizes */ && ((ulg)(uid_t)(z_uidgid[0]) == z_uidgid[0]) && ((ulg)(gid_t)(z_uidgid[1]) == z_uidgid[1])) { TTrace((stderr, "close_outfile: restoring Unix UID/GID info\n")); #if (defined(NO_FCHOWN)) if (chown(G.filename, (uid_t)z_uidgid[0], (gid_t)z_uidgid[1])) #else if (fchown(fileno(G.outfile), (uid_t)z_uidgid[0], (gid_t)z_uidgid[1])) #endif { if (uO.qflag) Info(slide, 0x201, ((char *)slide, CannotSetItemUidGid, z_uidgid[0], z_uidgid[1], FnFilter1(G.filename), strerror(errno))); else Info(slide, 0x201, ((char *)slide, CannotSetUidGid, z_uidgid[0], z_uidgid[1], strerror(errno))); } } #if (!defined(NO_FCHOWN) && defined(NO_FCHMOD)) fclose(G.outfile); #endif #if (!defined(NO_FCHOWN) && !defined(NO_FCHMOD)) /*--------------------------------------------------------------------------- Change the file permissions from default ones to those stored in the zipfile. ---------------------------------------------------------------------------*/ if (fchmod(fileno(G.outfile), filtattr(__G__ G.pInfo->file_attr))) perror("fchmod (file attributes) error"); fclose(G.outfile); #endif /* !NO_FCHOWN && !NO_FCHMOD */ /* skip restoring time stamps on user's request */ if (uO.D_flag <= 1) { /* set the file's access and modification times */ if (utime(G.filename, &(zt.t2))) { if (uO.qflag) Info(slide, 0x201, ((char *)slide, CannotSetItemTimestamps, FnFilter1(G.filename), strerror(errno))); else Info(slide, 0x201, ((char *)slide, CannotSetTimestamps, strerror(errno))); } } #if (defined(NO_FCHOWN) || defined(NO_FCHMOD)) /*--------------------------------------------------------------------------- Change the file permissions from default ones to those stored in the zipfile. ---------------------------------------------------------------------------*/ #ifndef NO_CHMOD if (chmod(G.filename, filtattr(__G__ G.pInfo->file_attr))) perror("chmod (file attributes) error"); #endif #endif /* NO_FCHOWN || NO_FCHMOD */ #endif // 0 } /* end function close_outfile() */ /**********************/ /* Function do_wild() */ /* for porting: dir separator; match(ignore_case) */ /**********************/ char *do_wild(__G__ wildspec) __GDEF ZCONST char *wildspec; /* only used first time on a given dir */ { /* these statics are now declared in SYSTEM_SPECIFIC_GLOBALS in unxcfg.h: static DIR *wild_dir = (DIR *)NULL; static ZCONST char *wildname; static char *dirname, matchname[FILNAMSIZ]; static int notfirstcall=FALSE, have_dirname, dirnamelen; */ 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 (!G.notfirstcall) { /* first call: must initialize everything */ G.notfirstcall = TRUE; if (!iswild(wildspec)) { strncpy(G.matchname, wildspec, FILNAMSIZ); G.matchname[FILNAMSIZ-1] = '\0'; G.have_dirname = FALSE; G.wild_dir = NULL; return G.matchname; } /* break the wildspec into a directory part and a wildcard filename */ if ((G.wildname = (ZCONST char *)strrchr(wildspec, '/')) == NULL) { G.dirname = "."; G.dirnamelen = 1; G.have_dirname = FALSE; G.wildname = wildspec; } else { ++G.wildname; /* point at character after '/' */ G.dirnamelen = G.wildname - wildspec; if ((G.dirname = (char *)malloc(G.dirnamelen+1)) == (char *)NULL) { Info(slide, 0x201, ((char *)slide, "warning: cannot allocate wildcard buffers\n")); strncpy(G.matchname, wildspec, FILNAMSIZ); G.matchname[FILNAMSIZ-1] = '\0'; return G.matchname; /* but maybe filespec was not a wildcard */ } strncpy(G.dirname, wildspec, G.dirnamelen); G.dirname[G.dirnamelen] = '\0'; /* terminate for strcpy below */ G.have_dirname = TRUE; } if ((G.wild_dir = (zvoid *)opendir(G.dirname)) != (zvoid *)NULL) { while ((file = readdir((DIR *)G.wild_dir)) != (struct dirent *)NULL) { Trace((stderr, "do_wild: readdir returns %s\n", FnFilter1(file->d_name))); if (file->d_name[0] == '.' && G.wildname[0] != '.') continue; /* Unix: '*' and '?' do not match leading dot */ if (match(file->d_name, G.wildname, 0 WISEP) &&/*0=case sens.*/ /* skip "." and ".." directory entries */ strcmp(file->d_name, ".") && strcmp(file->d_name, "..")) { Trace((stderr, "do_wild: match() succeeds\n")); if (G.have_dirname) { strcpy(G.matchname, G.dirname); strcpy(G.matchname+G.dirnamelen, file->d_name); } else strcpy(G.matchname, file->d_name); return G.matchname; } } /* if we get to here directory is exhausted, so close it */ closedir((DIR *)G.wild_dir); G.wild_dir = (zvoid *)NULL; } Trace((stderr, "do_wild: opendir(%s) returns NULL\n", FnFilter1(G.dirname))); /* return the raw wildspec in case that works (e.g., directory not * searchable, but filespec was not wild and file is readable) */ strncpy(G.matchname, wildspec, FILNAMSIZ); G.matchname[FILNAMSIZ-1] = '\0'; return G.matchname; } /* last time through, might have failed opendir but returned raw wildspec */ if ((DIR *)G.wild_dir == (DIR *)NULL) { G.notfirstcall = FALSE; /* nothing left--reset for new wildspec */ if (G.have_dirname) free(G.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. */ while ((file = readdir((DIR *)G.wild_dir)) != (struct dirent *)NULL) { Trace((stderr, "do_wild: readdir returns %s\n", FnFilter1(file->d_name))); if (file->d_name[0] == '.' && G.wildname[0] != '.') continue; /* Unix: '*' and '?' do not match leading dot */ if (match(file->d_name, G.wildname, 0 WISEP)) { /* 0 == case sens. */ Trace((stderr, "do_wild: match() succeeds\n")); if (G.have_dirname) { /* strcpy(G.matchname, G.dirname); */ strcpy(G.matchname+G.dirnamelen, file->d_name); } else strcpy(G.matchname, file->d_name); return G.matchname; } } closedir((DIR *)G.wild_dir); /* at least one entry read; nothing left */ G.wild_dir = (zvoid *)NULL; G.notfirstcall = FALSE; /* reset for new wildspec */ if (G.have_dirname) free(G.dirname); return (char *)NULL; } /* end function do_wild() */