1035 lines
36 KiB
C
1035 lines
36 KiB
C
/*
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Copyright (c) 1990-2007 Info-ZIP. All rights reserved.
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See the accompanying file LICENSE, version 2000-Apr-09 or later
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(the contents of which are also included in unzip.h) for terms of use.
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If, for some reason, all these files are missing, the Info-ZIP license
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also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
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*/
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/*------------------------------------------------------------------------
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amiga.c
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Amiga-specific routines for use with Info-ZIP's UnZip 5.1 and later.
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See History.5xx for revision history.
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Contents: do_wild()
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mapattr()
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mapname()
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checkdir()
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close_outfile()
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stamp_file()
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_abort() (Aztec C only)
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[dateformat()] (currently not used)
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screensize()
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version()
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------------------------------------------------------------------------*/
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#define UNZIP_INTERNAL
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#ifdef AZTEC_C
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# define NO_FCNTL_H
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#endif
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#include "unzip.h"
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#include "unzvers.h"
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/* Globular varibundus -- now declared in SYSTEM_SPECIFIC_GLOBALS in amiga.h */
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/* static int created_dir; */ /* used in mapname(), checkdir() */
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/* static int renamed_fullpath; */ /* ditto */
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#define PERMS 0777
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#define MKDIR(path,mode) mkdir(path)
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#ifndef S_ISCRIPT /* not having one implies you have none */
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# define S_IARCHIVE 0020 /* not modified since this bit was last set */
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# define S_IREAD 0010 /* can be opened for reading */
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# define S_IWRITE 0004 /* can be opened for writing */
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# define S_IDELETE 0001 /* can be deleted */
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#endif /* S_ISCRIPT */
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#ifndef S_IRWD
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# define S_IRWD 0015 /* useful combo of Amiga privileges */
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#endif /* !S_IRWD */
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#ifndef S_IHIDDEN
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# define S_IHIDDEN 0200 /* hidden supported in future AmigaDOS (someday) */
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#endif /* !S_HIDDEN */
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#ifndef SFX
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/* Make sure the number here matches unzvers.h in the *EXACT* form */
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/* UZ_MAJORVER "." UZ_MINORVER UZ_PATCHLEVEL vvvv No non-digits! */
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const char version_id[] = "\0$VER: UnZip " UZ_VER_STRING " ("
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#include "env:VersionDate"
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")\r\n";
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#endif /* SFX */
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static int ispattern(ZCONST char *p)
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{
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register char c;
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while (c = *p++)
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if (c == '\\') {
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if (!*++p)
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return FALSE;
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} else if (c == '?' || c == '*')
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return TRUE;
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else if (c == '[') {
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for (;;) {
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if (!(c = *p++))
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return FALSE;
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else if (c == '\\') {
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if (!*++p)
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return FALSE;
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} else if (c == ']')
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return TRUE;
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}
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}
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return FALSE;
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}
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/**********************/
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/* Function do_wild() */
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/**********************/
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char *do_wild(__G__ wildspec)
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__GDEF
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ZCONST char *wildspec; /* only used first time on a given dir */
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{
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/* these statics are now declared in SYSTEM_SPECIFIC_GLOBALS in amiga.h:
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static DIR *wild_dir = NULL;
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static ZCONST char *wildname;
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static char *dirname, matchname[FILNAMSIZ];
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static int notfirstcall = FALSE, dirnamelen;
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*/
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struct dirent *file;
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BPTR lok = 0;
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/* Even when we're just returning wildspec, we *always* do so in
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* matchname[]--calling routine is allowed to append four characters
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* to the returned string, and wildspec may be a pointer to argv[].
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*/
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if (!G.notfirstcall) { /* first call: must initialize everything */
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G.notfirstcall = TRUE;
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/* avoid needless readdir() scans: */
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if (!ispattern(wildspec) ||
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(lok = Lock((char *)wildspec, ACCESS_READ))) {
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if (lok) UnLock(lok); /* ^^ we ignore wildcard chars if */
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G.dirnamelen = 0; /* the name matches a real file */
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strncpy(G.matchname, wildspec, FILNAMSIZ);
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G.matchname[FILNAMSIZ-1] = '\0';
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return G.matchname;
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}
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/* break the wildspec into a directory part and a wildcard filename */
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if ((G.wildname = (ZCONST char *)strrchr(wildspec, '/')) == NULL &&
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(G.wildname = (ZCONST char *)strrchr(wildspec, ':')) == NULL) {
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G.dirname = ""; /* current dir */
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G.dirnamelen = 0;
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G.wildname = wildspec;
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} else {
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++G.wildname; /* point at character after '/' or ':' */
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G.dirnamelen = G.wildname - wildspec;
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if ((G.dirname = (char *)malloc(G.dirnamelen+1)) == NULL) {
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Info(slide, 1, ((char *)slide,
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"warning: cannot allocate wildcard buffers\n"));
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strncpy(G.matchname, wildspec, FILNAMSIZ);
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G.matchname[FILNAMSIZ-1] = '\0';
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return G.matchname; /* but maybe filespec was not a wildcard */
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}
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strncpy(G.dirname, wildspec, G.dirnamelen);
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G.dirname[G.dirnamelen] = '\0';
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}
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if ((G.wild_dir = opendir(G.dirname)) != NULL) {
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while ((file = readdir(G.wild_dir)) != NULL) {
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if (match(file->d_name, G.wildname, 1 WISEP)) {/* ignore case */
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strcpy(G.matchname, G.dirname);
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strcpy(G.matchname + G.dirnamelen, file->d_name);
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return G.matchname;
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}
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}
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/* if we get to here directory is exhausted, so close it */
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closedir(G.wild_dir);
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G.wild_dir = NULL;
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}
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/* return the raw wildspec in case that works (e.g., directory not
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* searchable, but filespec was not wild and file is readable) */
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strncpy(G.matchname, wildspec, FILNAMSIZ);
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G.matchname[FILNAMSIZ-1] = '\0';
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return G.matchname;
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}
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/* last time through, might have failed opendir but returned raw wildspec */
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if (G.wild_dir == NULL) {
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G.notfirstcall = FALSE; /* nothing left to try -- reset */
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if (G.dirnamelen > 0)
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free(G.dirname);
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return (char *)NULL;
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}
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/* If we've gotten this far, we've read and matched at least one entry
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* successfully (in a previous call), so dirname has been copied into
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* matchname already.
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*/
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while ((file = readdir(G.wild_dir)) != NULL)
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if (match(file->d_name, G.wildname, 1 WISEP)) { /* 1 == ignore case */
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/* strcpy(G.matchname, dirname); */
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strcpy(G.matchname + G.dirnamelen, file->d_name);
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return G.matchname;
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}
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closedir(G.wild_dir); /* have read at least one dir entry; nothing left */
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G.wild_dir = NULL;
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G.notfirstcall = FALSE; /* reset for new wildspec */
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if (G.dirnamelen > 0)
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free(G.dirname);
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return (char *)NULL;
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} /* end function do_wild() */
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/**********************/
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/* Function mapattr() */
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/**********************/
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int mapattr(__G) /* Amiga version */
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__GDEF
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{
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ulg tmp = G.crec.external_file_attributes;
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/* Amiga attributes = hsparwed = hidden, script, pure, archive,
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* read, write, execute, delete */
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switch (G.pInfo->hostnum) {
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case AMIGA_:
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if ((tmp & 1) == (tmp>>18 & 1))
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tmp ^= 0x000F0000; /* PKAZip compatibility kluge */
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/* turn off archive bit for restored Amiga files */
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G.pInfo->file_attr = (unsigned)((tmp>>16) & (~S_IARCHIVE));
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break;
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case UNIX_: /* preserve read, write, execute: use logical-OR of */
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case VMS_: /* user, group, and other; if writable, set delete bit */
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case ACORN_:
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case ATARI_:
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case ATHEOS_:
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case BEOS_:
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case QDOS_:
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case TANDEM_:
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{
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unsigned uxattr = (unsigned)(tmp >> 16);
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int r = FALSE;
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if (uxattr == 0 && G.extra_field) {
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/* Some (non-Info-ZIP) implementations of Zip for Unix and
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VMS (and probably others ??) leave 0 in the upper 16-bit
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part of the external_file_attributes field. Instead, they
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store file permission attributes in some extra field.
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As a work-around, we search for the presence of one of
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these extra fields and fall back to the MSDOS compatible
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part of external_file_attributes if one of the known
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e.f. types has been detected.
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Later, we might implement extraction of the permission
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bits from the VMS extra field. But for now, the work-around
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should be sufficient to provide "readable" extracted files.
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(For ASI Unix e.f., an experimental remap of the e.f.
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mode value IS already provided!)
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*/
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ush ebID;
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unsigned ebLen;
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uch *ef = G.extra_field;
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unsigned ef_len = G.crec.extra_field_length;
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while (!r && ef_len >= EB_HEADSIZE) {
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ebID = makeword(ef);
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ebLen = (unsigned)makeword(ef+EB_LEN);
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if (ebLen > (ef_len - EB_HEADSIZE))
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/* discoverd some e.f. inconsistency! */
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break;
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switch (ebID) {
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case EF_ASIUNIX:
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if (ebLen >= (EB_ASI_MODE+2)) {
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uxattr =
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(unsigned)makeword(ef+(EB_HEADSIZE+EB_ASI_MODE));
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/* force stop of loop: */
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ef_len = (ebLen + EB_HEADSIZE);
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break;
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}
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/* else: fall through! */
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case EF_PKVMS:
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/* "found nondecypherable e.f. with perm. attr" */
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r = TRUE;
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default:
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break;
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}
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ef_len -= (ebLen + EB_HEADSIZE);
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ef += (ebLen + EB_HEADSIZE);
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}
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}
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if (!r) {
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uxattr = (( uxattr>>6 | uxattr>>3 | uxattr) & 07) << 1;
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G.pInfo->file_attr = (unsigned)(uxattr&S_IWRITE ?
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uxattr|S_IDELETE : uxattr);
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break;
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}
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}
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/* fall through! */
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/* all other platforms: assume read-only bit in DOS half of attribute
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* word is set correctly ==> will become READ or READ+WRITE+DELETE */
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case FS_FAT_:
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case FS_HPFS_: /* can add S_IHIDDEN check to MSDOS/OS2/NT eventually */
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case FS_NTFS_:
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case MAC_:
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case TOPS20_:
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default:
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G.pInfo->file_attr = (unsigned)(tmp&1? S_IREAD : S_IRWD);
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break;
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} /* end switch (host-OS-created-by) */
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G.pInfo->file_attr &= 0xff; /* mask off all but lower eight bits */
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return 0;
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} /* end function mapattr() */
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/************************/
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/* Function mapname() */
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/************************/
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int mapname(__G__ renamed)
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__GDEF
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int renamed;
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/*
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* returns:
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* MPN_OK - no problem detected
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* MPN_INF_TRUNC - caution (truncated filename)
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* MPN_INF_SKIP - info "skip entry" (dir doesn't exist)
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* MPN_ERR_SKIP - error -> skip entry
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* MPN_ERR_TOOLONG - error -> path is too long
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* MPN_NOMEM - error (memory allocation failed) -> skip entry
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* [also MPN_VOL_LABEL, MPN_CREATED_DIR]
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*/
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{
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char pathcomp[FILNAMSIZ]; /* path-component buffer */
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char *pp, *cp=NULL; /* character pointers */
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char *lastsemi = NULL; /* pointer to last semi-colon in pathcomp */
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int killed_ddot = FALSE; /* is set when skipping "../" pathcomp */
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int error = MPN_OK;
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register unsigned workch; /* hold the character being tested */
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/*---------------------------------------------------------------------------
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Initialize various pointers and counters and stuff.
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---------------------------------------------------------------------------*/
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if (G.pInfo->vollabel)
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return MPN_VOL_LABEL; /* can't set disk volume labels in AmigaDOS */
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/* can create path as long as not just freshening, or if user told us */
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G.create_dirs = (!uO.fflag || renamed);
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G.created_dir = FALSE; /* not yet */
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/* user gave full pathname: don't prepend G.rootpath */
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#ifndef OLD_AMIGA_RENAMED
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G.renamed_fullpath = (renamed &&
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(*G.filename == '/' || *G.filename == ':'));
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#else
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/* supress G.rootpath even when user gave a relative pathname */
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# if 1
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G.renamed_fullpath = (renamed && strpbrk(G.filename, ":/");
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# else
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G.renamed_fullpath = (renamed &&
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(strchr(G.filename, ':') || strchr(G.filename, '/')));
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# endif
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#endif
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if (checkdir(__G__ (char *)NULL, INIT) == MPN_NOMEM)
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return MPN_NOMEM; /* initialize path buffer, unless no memory */
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*pathcomp = '\0'; /* initialize translation buffer */
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pp = pathcomp; /* point to translation buffer */
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if (uO.jflag) /* junking directories */
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cp = (char *)strrchr(G.filename, '/');
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if (cp == (char *)NULL) /* no '/' or not junking dirs */
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cp = G.filename; /* point to internal zipfile-member pathname */
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else
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++cp; /* point to start of last component of path */
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/*---------------------------------------------------------------------------
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Begin main loop through characters in filename.
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---------------------------------------------------------------------------*/
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while ((workch = (uch)*cp++) != 0) {
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switch (workch) {
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case '/': /* can assume -j flag not given */
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*pp = '\0';
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if (strcmp(pathcomp, ".") == 0) {
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/* don't bother appending "./" to the path */
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*pathcomp = '\0';
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} else if (!uO.ddotflag && strcmp(pathcomp, "..") == 0) {
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/* "../" dir traversal detected, skip over it */
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*pathcomp = '\0';
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killed_ddot = TRUE; /* set "show message" flag */
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}
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/* when path component is not empty, append it now */
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if (*pathcomp != '\0' &&
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((error = checkdir(__G__ pathcomp, APPEND_DIR))
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& MPN_MASK) > MPN_INF_TRUNC)
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return error;
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pp = pathcomp; /* reset conversion buffer for next piece */
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lastsemi = (char *)NULL; /* leave direct. semi-colons alone */
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break;
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case ';': /* VMS version (or DEC-20 attrib?) */
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lastsemi = pp; /* keep for now; remove VMS ";##" */
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*pp++ = (char)workch; /* later, if requested */
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break;
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default:
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/* allow ISO European characters in filenames: */
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if (isprint(workch) || (160 <= workch && workch <= 255))
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*pp++ = (char)workch;
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} /* end switch */
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} /* end while loop */
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/* Show warning when stripping insecure "parent dir" path components */
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if (killed_ddot && QCOND2) {
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Info(slide, 0, ((char *)slide,
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"warning: skipped \"../\" path component(s) in %s\n",
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FnFilter1(G.filename)));
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if (!(error & ~MPN_MASK))
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error = (error & MPN_MASK) | PK_WARN;
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}
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/*---------------------------------------------------------------------------
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Report if directory was created (and no file to create: filename ended
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in '/'), check name to be sure it exists, and combine path and name be-
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fore exiting.
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---------------------------------------------------------------------------*/
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if (G.filename[strlen(G.filename) - 1] == '/') {
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checkdir(__G__ G.filename, GETPATH);
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if (G.created_dir) {
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if (QCOND2) {
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Info(slide, 0, ((char *)slide, " creating: %s\n",
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FnFilter1(G.filename)));
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}
|
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/* set dir time (note trailing '/') */
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return (error & ~MPN_MASK) | MPN_CREATED_DIR;
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}
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/* dir existed already; don't look for data to extract */
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return (error & ~MPN_MASK) | MPN_INF_SKIP;
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}
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*pp = '\0'; /* done with pathcomp: terminate it */
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|
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/* if not saving them, remove VMS version numbers (appended ";###") */
|
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if (!uO.V_flag && lastsemi) {
|
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pp = lastsemi + 1;
|
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while (isdigit((uch)(*pp)))
|
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++pp;
|
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if (*pp == '\0') /* only digits between ';' and end: nuke */
|
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*lastsemi = '\0';
|
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}
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|
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if (*pathcomp == '\0') {
|
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Info(slide, 1, ((char *)slide, "mapname: conversion of %s failed\n",
|
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FnFilter1(G.filename)));
|
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return (error & ~MPN_MASK) | MPN_ERR_SKIP;
|
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}
|
|
|
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error = (error & ~MPN_MASK) | checkdir(__G__ pathcomp, APPEND_NAME);
|
|
if ((error & MPN_MASK) == MPN_INF_TRUNC) {
|
|
/* GRR: OK if truncated here: warn and continue */
|
|
/* (warn in checkdir?) */
|
|
}
|
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checkdir(__G__ G.filename, GETPATH);
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|
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return error;
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|
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} /* end function mapname() */
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|
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|
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|
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/***********************/
|
|
/* 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
|
|
*/
|
|
{
|
|
/* these statics are now declared in SYSTEM_SPECIFIC_GLOBALS in amiga.h: */
|
|
/* 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)
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|
|
|
|
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/*---------------------------------------------------------------------------
|
|
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.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/* GRR: check path length after each segment: warn about truncation */
|
|
|
|
if (FUNCTION == APPEND_DIR) {
|
|
int too_long = FALSE;
|
|
|
|
Trace((stderr, "appending dir segment [%s]\n", FnFilter1(pathcomp)));
|
|
while ((*G.build_end = *pathcomp++) != '\0')
|
|
++G.build_end;
|
|
/* Truncate components over 30 chars? Nah, the filesystem handles it. */
|
|
if ((G.build_end-G.buildpath) > FILNAMSIZ-3) /* room for "/a\0" */
|
|
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\
|
|
unable to process %s.\n",
|
|
FnFilter2(G.buildpath), 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.build_end++ = '/';
|
|
*G.build_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. Not our responsibility to worry whether pathcomp has room.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == GETPATH) {
|
|
strcpy(pathcomp, G.buildpath);
|
|
Trace((stderr, "getting and freeing path [%s]\n",
|
|
FnFilter1(pathcomp)));
|
|
free(G.buildpath);
|
|
G.buildpath = G.build_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 ((*G.build_end = *pathcomp++) != '\0') {
|
|
++G.build_end;
|
|
if ((G.build_end-G.buildpath) >= FILNAMSIZ) {
|
|
*--G.build_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.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == INIT) {
|
|
Trace((stderr, "initializing buildpath to "));
|
|
if ((G.buildpath = (char *)malloc(strlen(G.filename)+G.rootlen+1))
|
|
== (char *)NULL)
|
|
return MPN_NOMEM;
|
|
if ((G.rootlen > 0) && !G.renamed_fullpath) {
|
|
strcpy(G.buildpath, G.rootpath);
|
|
G.build_end = G.buildpath + G.rootlen;
|
|
} else {
|
|
*G.buildpath = '\0';
|
|
G.build_end = G.buildpath;
|
|
}
|
|
Trace((stderr, "[%s]\n", FnFilter1(G.buildpath)));
|
|
return MPN_OK;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------
|
|
ROOT: if appropriate, store the path in G.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) {
|
|
if (stat(pathcomp, &G.statbuf) || !S_ISDIR(G.statbuf.st_mode)) {
|
|
/* path does not exist */
|
|
if (!G.create_dirs) {
|
|
G.rootlen = 0;
|
|
/* skip (or treat as stored file) */
|
|
return MPN_INF_SKIP;
|
|
}
|
|
/* create the directory (could add loop here scanning pathcomp
|
|
* to create more than one level, but why really necessary?) */
|
|
if (MKDIR(pathcomp, 0777) == -1) {
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir: cannot create extraction directory: %s\n",
|
|
FnFilter1(pathcomp)));
|
|
G.rootlen = 0;
|
|
/* path didn't exist, tried to create, and failed: */
|
|
/* file exists, or 2+ subdir levels required */
|
|
return MPN_ERR_SKIP;
|
|
}
|
|
}
|
|
if ((G.rootpath = (char *)malloc(G.rootlen+2)) == NULL) {
|
|
G.rootlen = 0;
|
|
return MPN_NOMEM;
|
|
}
|
|
strcpy(G.rootpath, pathcomp);
|
|
if (G.rootpath[G.rootlen-1] != ':' && G.rootpath[G.rootlen-1] != '/')
|
|
G.rootpath[G.rootlen++] = '/';
|
|
G.rootpath[G.rootlen] = '\0';
|
|
Trace((stderr, "rootpath now = [%s]\n", FnFilter1(G.rootpath)));
|
|
}
|
|
return MPN_OK;
|
|
}
|
|
#endif /* !SFX || SFX_EXDIR */
|
|
|
|
/*---------------------------------------------------------------------------
|
|
END: free G.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() */
|
|
|
|
|
|
|
|
|
|
|
|
/**************************************/
|
|
/* Function close_outfile() */
|
|
/**************************************/
|
|
/* this part differs slightly with Zip */
|
|
/*-------------------------------------*/
|
|
|
|
void close_outfile(__G)
|
|
__GDEF
|
|
{
|
|
time_t m_time;
|
|
#ifdef USE_EF_UT_TIME
|
|
iztimes z_utime;
|
|
#endif
|
|
LONG FileDate();
|
|
|
|
if (uO.cflag) /* can't set time or filenote on stdout */
|
|
return;
|
|
|
|
/* close the file *before* setting its time under AmigaDOS */
|
|
|
|
fclose(G.outfile);
|
|
|
|
/* skip restoring time stamps on user's request */
|
|
if (uO.D_flag <= 1) {
|
|
#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));
|
|
m_time = z_utime.mtime;
|
|
} else {
|
|
/* Convert DOS time to time_t format */
|
|
m_time = dos_to_unix_time(G.lrec.last_mod_dos_datetime);
|
|
}
|
|
#else /* !USE_EF_UT_TIME */
|
|
/* Convert DOS time to time_t format */
|
|
m_time = dos_to_unix_time(G.lrec.last_mod_dos_datetime);
|
|
#endif /* ?USE_EF_UT_TIME */
|
|
|
|
#ifdef DEBUG
|
|
Info(slide, 1, ((char *)slide, "\nclose_outfile(): m_time=%s\n",
|
|
ctime(&m_time)));
|
|
#endif
|
|
|
|
if (!FileDate(G.filename, &m_time))
|
|
Info(slide, 1, ((char *)slide,
|
|
"warning: cannot set the time for %s\n", G.filename));
|
|
}
|
|
|
|
/* set file perms after closing (not done at creation)--see mapattr() */
|
|
|
|
chmod(G.filename, G.pInfo->file_attr);
|
|
|
|
/* give it a filenote from the zipfile comment, if appropriate */
|
|
|
|
if (uO.N_flag && G.filenotes[G.filenote_slot]) {
|
|
SetComment(G.filename, G.filenotes[G.filenote_slot]);
|
|
free(G.filenotes[G.filenote_slot]);
|
|
G.filenotes[G.filenote_slot] = NULL;
|
|
}
|
|
|
|
} /* end function close_outfile() */
|
|
|
|
|
|
#ifdef TIMESTAMP
|
|
|
|
/*************************/
|
|
/* Function stamp_file() */
|
|
/*************************/
|
|
|
|
int stamp_file(fname, modtime)
|
|
ZCONST char *fname;
|
|
time_t modtime;
|
|
{
|
|
time_t m_time;
|
|
LONG FileDate();
|
|
|
|
m_time = modtime;
|
|
return (FileDate((char *)fname, &m_time));
|
|
|
|
} /* end function stamp_file() */
|
|
|
|
#endif /* TIMESTAMP */
|
|
|
|
|
|
#ifndef __SASC
|
|
/********************************************************************/
|
|
/* Load filedate as a separate external file; it's used by Zip, too.*/
|
|
/* */
|
|
# include "amiga/filedate.c" /* */
|
|
/* */
|
|
/********************************************************************/
|
|
|
|
/********************* do linewise with stat.c **********************/
|
|
|
|
# include "amiga/stat.c"
|
|
/* this is the exact same stat.c used by Zip */
|
|
#endif /* !__SASC */
|
|
/* SAS/C makes separate object modules of these; there is less */
|
|
/* trouble that way when redefining standard library functions. */
|
|
|
|
#include <stdio.h>
|
|
|
|
void _abort(void) /* called when ^C is pressed */
|
|
{
|
|
/* echon(); */
|
|
close_leftover_open_dirs();
|
|
fflush(stdout);
|
|
fputs("\n^C\n", stderr);
|
|
exit(1);
|
|
}
|
|
|
|
|
|
/************************************************************/
|
|
/* function screensize() -- uses sendpkt() from filedate.c: */
|
|
/************************************************************/
|
|
|
|
#include <devices/conunit.h>
|
|
#include <dos/dosextens.h>
|
|
#include <exec/memory.h>
|
|
#include <clib/exec_protos.h>
|
|
|
|
extern long sendpkt(struct MsgPort *pid, long action, long *args, long nargs);
|
|
|
|
int screensize(int *ttrows, int *ttcols)
|
|
{
|
|
BPTR fh = Output();
|
|
if (fh && IsInteractive(fh)) {
|
|
struct ConUnit *conunit = NULL;
|
|
void *conp = ((struct FileHandle *) (fh << 2))->fh_Type;
|
|
struct InfoData *ind = AllocMem(sizeof(*ind), MEMF_PUBLIC);
|
|
long argp = ((unsigned long) ind) >> 2;
|
|
|
|
if (ind && conp && sendpkt(conp, ACTION_DISK_INFO, &argp, 1))
|
|
conunit = (void *) ((struct IOStdReq *) ind->id_InUse)->io_Unit;
|
|
if (ind)
|
|
FreeMem(ind, sizeof(*ind));
|
|
if (conunit) {
|
|
if (ttrows) *ttrows = conunit->cu_YMax + 1;
|
|
if (ttcols) *ttcols = conunit->cu_XMax + 1;
|
|
return 0; /* success */
|
|
}
|
|
}
|
|
if (ttrows) *ttrows = INT_MAX;
|
|
if (ttcols) *ttcols = INT_MAX;
|
|
return 1; /* failure */
|
|
}
|
|
|
|
|
|
#ifdef AMIGA_VOLUME_LABELS
|
|
/* This function is for if we someday implement -$ on the Amiga. */
|
|
# include <dos/dosextens.h>
|
|
# include <dos/filehandler.h>
|
|
# include <clib/macros.h>
|
|
|
|
BOOL is_floppy(ZCONST char *path)
|
|
{
|
|
BOOL okay = FALSE;
|
|
char devname[32], *debna;
|
|
ushort i;
|
|
BPTR lok = Lock((char *)path, ACCESS_READ), pok;
|
|
struct FileSysStartupMsg *fart;
|
|
struct DeviceNode *debb, devlist = (void *) BADDR((struct DosInfo *)
|
|
BADDR(DOSBase->dl_Root->rn_Info)->di_DevInfo);
|
|
if (!lok)
|
|
return FALSE; /* should not happen */
|
|
if (pok = ParentDir((char *)path)) {
|
|
UnLock(lok);
|
|
UnLock(pok);
|
|
return FALSE; /* it's not a root directory path */
|
|
}
|
|
Forbid();
|
|
for (debb = devlist; debb; debb = BADDR(debb->dn_Next))
|
|
if (debb->dn_Type == DLT_DEVICE && (debb->dn_Task == lick->fl_Task))
|
|
if (fart = BADDR(debb->dn_Startup)) {
|
|
debna = (char *) BADDR(fart->fssm_Device) + 1;
|
|
if ((i = debna[-1]) > 31) i = 30;
|
|
strncpy(devname, debna, i);
|
|
devname[i] = 0;
|
|
okay = !strcmp(devname, "trackdisk.device")
|
|
|| !strcmp(devname, "mfm.device")
|
|
|| !strcmp(devname, "messydisk.device");
|
|
break; /* We only support obvious floppy drives, not tricky */
|
|
} /* things like removable cartrige hard drives, or */
|
|
Permit(); /* any unusual kind of floppy device driver. */
|
|
return okay;
|
|
}
|
|
#endif /* AMIGA_VOLUME_LABELS */
|
|
|
|
|
|
#ifndef SFX
|
|
|
|
# if 0
|
|
/* As far as I can tell, all the locales AmigaDOS 2.1 knows about all */
|
|
/* happen to use DF_MDY ordering, so there's no point in using this. */
|
|
|
|
/*************************/
|
|
/* Function dateformat() */
|
|
/*************************/
|
|
|
|
#include <clib/locale_protos.h>
|
|
#ifdef AZTEC_C
|
|
# include <pragmas/locale_lib.h>
|
|
#endif
|
|
|
|
int dateformat()
|
|
{
|
|
/*---------------------------------------------------------------------------
|
|
For those operating systems which support it, this function returns a
|
|
value which tells how national convention says that numeric dates are
|
|
displayed. Return values are DF_YMD, DF_DMY and DF_MDY (the meanings
|
|
should be fairly obvious).
|
|
---------------------------------------------------------------------------*/
|
|
struct Library *LocaleBase;
|
|
struct Locale *ll;
|
|
int result = DF_MDY; /* the default */
|
|
|
|
if ((LocaleBase = OpenLibrary("locale.library", 0))) {
|
|
if (ll = OpenLocale(NULL)) {
|
|
uch *f = ll->loc_ShortDateFormat;
|
|
/* In this string, %y|%Y is year, %b|%B|%h|%m is month, */
|
|
/* %d|%e is day day, and %D|%x is short for mo/da/yr. */
|
|
if (!strstr(f, "%D") && !strstr(f, "%x")) {
|
|
uch *da, *mo, *yr;
|
|
if (!(mo = strstr(f, "%b")) && !(mo = strstr(f, "%B"))
|
|
&& !(mo = strstr(f, "%h")))
|
|
mo = strstr(f, "%m");
|
|
if (!(da = strstr(f, "%d")))
|
|
da = strstr(f, "%e");
|
|
if (!(yr = strstr(f, "%y")))
|
|
yr = strstr(f, "%Y");
|
|
if (yr && yr < mo)
|
|
result = DF_YMD;
|
|
else if (da && da < mo)
|
|
result = DF_DMY;
|
|
}
|
|
CloseLocale(ll);
|
|
}
|
|
CloseLibrary(LocaleBase);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
# endif /* 0 */
|
|
|
|
|
|
/************************/
|
|
/* Function version() */
|
|
/************************/
|
|
|
|
|
|
/* NOTE: the following include depends upon the environment
|
|
* variable $Workbench to be set correctly. (Set by
|
|
* default, by kickstart during startup)
|
|
*/
|
|
int WBversion = (int)
|
|
#include "ENV:Workbench"
|
|
;
|
|
|
|
void version(__G)
|
|
__GDEF
|
|
{
|
|
/* Define buffers. */
|
|
|
|
char buf1[16]; /* compiler name */
|
|
char buf2[16]; /* revstamp */
|
|
char buf3[16]; /* OS */
|
|
char buf4[16]; /* Date */
|
|
/* char buf5[16]; /* Time */
|
|
|
|
/* format "with" name strings */
|
|
|
|
#ifdef AMIGA
|
|
# ifdef __SASC
|
|
strcpy(buf1,"SAS/C ");
|
|
# else
|
|
# ifdef LATTICE
|
|
strcpy(buf1,"Lattice C ");
|
|
# else
|
|
# ifdef AZTEC_C
|
|
strcpy(buf1,"Manx Aztec C ");
|
|
# else
|
|
strcpy(buf1,"UNKNOWN ");
|
|
# endif
|
|
# endif
|
|
# endif
|
|
/* "under" */
|
|
sprintf(buf3,"AmigaDOS v%d",WBversion);
|
|
#else
|
|
strcpy(buf1,"Unknown compiler ");
|
|
strcpy(buf3,"Unknown OS");
|
|
#endif
|
|
|
|
/* Define revision, date, and time strings.
|
|
* NOTE: Do not calculate run time, be sure to use time compiled.
|
|
* Pass these strings via your makefile if undefined.
|
|
*/
|
|
|
|
#if defined(__VERSION__) && defined(__REVISION__)
|
|
sprintf(buf2,"version %d.%d",__VERSION__,__REVISION__);
|
|
#else
|
|
# ifdef __VERSION__
|
|
sprintf(buf2,"version %d",__VERSION__);
|
|
# else
|
|
sprintf(buf2,"unknown version");
|
|
# endif
|
|
#endif
|
|
|
|
#ifdef __DATE__
|
|
sprintf(buf4," on %s",__DATE__);
|
|
#else
|
|
strcpy(buf4," unknown date");
|
|
#endif
|
|
|
|
/******
|
|
#ifdef __TIME__
|
|
sprintf(buf5," at %s",__TIME__);
|
|
#else
|
|
strcpy(buf5," unknown time");
|
|
#endif
|
|
******/
|
|
|
|
/* Print strings using "CompiledWith" mask defined in unzip.c (used by all).
|
|
* ("Compiled with %s%s for %s%s%s%s.")
|
|
*/
|
|
|
|
printf(LoadFarString(CompiledWith),
|
|
buf1,
|
|
buf2,
|
|
buf3,
|
|
buf4,
|
|
"", /* buf5 not used */
|
|
"" ); /* buf6 not used */
|
|
|
|
} /* end function version() */
|
|
|
|
#endif /* !SFX */
|