From 74e6a095cde8426176ac056299a621da2e5f847f Mon Sep 17 00:00:00 2001
From: Apple <opensource@apple.com>
Date: Tue, 7 Aug 2018 04:24:15 +0000
Subject: [PATCH] file_cmds-272.201.1.tar.gz

---
 compress/compress.1 |  4 ++--
 compress/compress.c |  7 ++++---
 ln/ln.c             |  9 +++++++++
 pax/gen_subs.c      | 14 ++++++++++++--
 pax/pax_format.c    | 24 ++++++++++++++++++++++--
 5 files changed, 49 insertions(+), 9 deletions(-)

diff --git a/compress/compress.1 b/compress/compress.1
index a353c19..963cd7a 100644
--- a/compress/compress.1
+++ b/compress/compress.1
@@ -47,13 +47,13 @@
 .Nm
 .Fl c
 .Op Fl b Ar bits
-.Op Ar file
+.Op Ar
 .Nm uncompress
 .Op Fl fv
 .Op Ar
 .Nm uncompress
 .Fl c
-.Op Ar file
+.Op Ar 
 .Sh DESCRIPTION
 The
 .Nm
diff --git a/compress/compress.c b/compress/compress.c
index 0732fa4..17d100f 100644
--- a/compress/compress.c
+++ b/compress/compress.c
@@ -132,8 +132,9 @@ main(int argc, char *argv[])
 		exit (eval);
 	}
 
-	if (cat == 1 && argc > 1)
-		errx(1, "the -c option permits only a single file argument");
+    /*
+     * The UNIX standard requires that `uncompress -c` be able to have multiple file parameters given.
+     */
 
 	for (; *argv; ++argv)
 		switch(style) {
@@ -429,7 +430,7 @@ usage(int iscompress)
 		    "usage: compress [-cfv] [-b bits] [file ...]\n");
 	else
 		(void)fprintf(stderr,
-		    "usage: uncompress [-cfv] [-b bits] [file ...]\n");
+		    "usage: uncompress [-cfv] [file ...]\n");
 	exit(1);
 }
 
diff --git a/ln/ln.c b/ln/ln.c
index 5e61d21..183800e 100644
--- a/ln/ln.c
+++ b/ln/ln.c
@@ -92,6 +92,15 @@ main(int argc, char *argv[])
 		if (argc != 2)
 			usage();
 		linkf = link;
+		/* UNIX conformance requires that both operands be NOT a dir */
+		for (int i = 0; i < 2; i++) {
+			if (stat(argv[i], &sb) == 0 && S_ISDIR(sb.st_mode)){
+				errno = EISDIR;
+				warn("%s", argv[0]);
+				return 1;
+			}
+		}
+
 		exit(linkit(argv[0], argv[1], 0));
 	}
 
diff --git a/pax/gen_subs.c b/pax/gen_subs.c
index d3b4c16..0b75b0d 100644
--- a/pax/gen_subs.c
+++ b/pax/gen_subs.c
@@ -147,10 +147,20 @@ ls_list(ARCHD *arcn, time_t now, FILE *fp)
 #		endif
 		    (unsigned long)MINOR(sbp->st_rdev));
 	else {
+		/*
+		 * UNIX compliance fix: printing filename length for soft links
+		 * from arcn->ln_nlen instead of sbp->st_size, which is 0.
+		 */
+		off_t nlen;
+		if (arcn->type == PAX_SLK) {
+			nlen = arcn->ln_nlen;
+		} else {
+			nlen = sbp->st_size;
+		}
 #		ifdef LONG_OFF_T
-		(void)fprintf(fp, "%9lu ", sbp->st_size);
+		(void)fprintf(fp, "%9lu ", nlen);
 #		else
-		(void)fprintf(fp, "%9qu ", sbp->st_size);
+		(void)fprintf(fp, "%9qu ", nlen);
 #		endif
 	}
 
diff --git a/pax/pax_format.c b/pax/pax_format.c
index 3ac97ed..fbacdff 100644
--- a/pax/pax_format.c
+++ b/pax/pax_format.c
@@ -944,6 +944,10 @@ pax_rd(ARCHD *arcn, char *buf)
 	arcn->sb.st_size = (off_t)asc_ul(hd->size, sizeof(hd->size), OCT);
 #else
 	arcn->sb.st_size = (off_t)asc_uqd(hd->size, sizeof(hd->size), OCT);
+	/* When we have extended header for size, prefer it over hd->size */
+	if (size_x_current) {
+		sscanf(size_x_current, "%lld", &arcn->sb.st_size);
+	}
 #endif
 	arcn->sb.st_mtime = (time_t)asc_ul(hd->mtime, sizeof(hd->mtime), OCT);
 	if (arcn->sb.st_atimespec.tv_sec == 0) { // Can be set from header
@@ -1315,6 +1319,9 @@ pax_wr(ARCHD *arcn)
 	mode_t mode12only;
 	int term_char=3;	/* orignal setting */
 	term_char=1;		/* To pass conformance tests 274, 301 */
+	const char *size_header_name = "size";
+	char size_value[100];
+	bzero(size_value, sizeof(size_value));
 
 	/*
 	 * check for those file system types pax cannot store
@@ -1444,8 +1451,21 @@ pax_wr(ARCHD *arcn)
 		if (uqd_oct((u_quad_t)arcn->sb.st_size, hd->size,
 		    sizeof(hd->size), term_char)) {
 #		endif
-			paxwarn(1,"File is too long for pax %s",arcn->org_name);
-			return(1);
+			/*
+			 * Insert an extended header for size=<arcn->sb.st_size> since
+			 * octal range of 12 byte string cannot fit > 8GiB files in header.
+			 * This fixes Conformance test pax.343
+			 */
+			int i;
+			snprintf(size_value, sizeof(size_value), "%lld", arcn->sb.st_size);
+			for (i = 0; i < sizeof(o_option_table)/sizeof(O_OPTION_TYPE); i++) {
+				if (strncasecmp(size_header_name, o_option_table[i].name, o_option_table[i].len) == 0) {
+					size_x = size_value;
+					ext_header_entry[ext_header_inx++] = i;
+				}
+			}
+			generate_pax_ext_header_and_data(arcn, ext_header_inx, &ext_header_entry[0],
+							 PAXXTYPE, header_name_x, header_name_x_requested);
 		}
 		break;
 	}
-- 
2.7.4