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authorDenis Vlasenko <vda.linux@googlemail.com>2008-02-13 14:30:33 +0000
committerDenis Vlasenko <vda.linux@googlemail.com>2008-02-13 14:30:33 +0000
commit3b92eaac53e1557ea923d6a395f753224a73d676 (patch)
tree8d347a473b8be1b9fb8d27954cb39e7d50b2ae25
parent75cddd8eb514082c8f9945ae1976f97c4b0413b4 (diff)
downloadbusybox-3b92eaac53e1557ea923d6a395f753224a73d676.tar.gz
sort: -z outputs NUL terminated lines. Closes bug 1591.
-rw-r--r--coreutils/sort.c5
-rw-r--r--testsuite/README3
-rwxr-xr-xtestsuite/runtest3
-rwxr-xr-xtestsuite/sort.tests6
4 files changed, 12 insertions, 5 deletions
diff --git a/coreutils/sort.c b/coreutils/sort.c
index 1d6c59970..d8df4c532 100644
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -32,7 +32,7 @@ enum {
FLAG_u = 8, /* Unique */
FLAG_c = 0x10, /* Check: no output, exit(!ordered) */
FLAG_s = 0x20, /* Stable sort, no ascii fallback at end */
- FLAG_z = 0x40, /* Input is null terminated, not \n */
+ FLAG_z = 0x40, /* Input and output is NUL terminated, not \n */
/* These can be applied to search keys, the previous four can't */
FLAG_b = 0x80, /* Ignore leading blanks */
FLAG_r = 0x100, /* Reverse */
@@ -396,8 +396,9 @@ int sort_main(int argc, char **argv)
if (linecount) linecount = flag+1;
}
/* Print it */
+ flag = (option_mask32 & FLAG_z) ? '\0' : '\n';
for (i = 0; i < linecount; i++)
- fprintf(outfile, "%s\n", lines[i]);
+ fprintf(outfile, "%s%c", lines[i], flag);
fflush_stdout_and_exit(EXIT_SUCCESS);
}
diff --git a/testsuite/README b/testsuite/README
index a44846dbb..b4719e64c 100644
--- a/testsuite/README
+++ b/testsuite/README
@@ -1,6 +1,3 @@
-Update: doesn't work as described. Try "make check" from parent dir...
-* * *
-
To run the test suite, change to this directory and run "./runtest". It will
run all of the test cases, and list those with unexpected outcomes. Adding the
-v option will cause it to show expected outcomes as well. To only run the test
diff --git a/testsuite/runtest b/testsuite/runtest
index 93d5ed6e1..fc8392ac5 100755
--- a/testsuite/runtest
+++ b/testsuite/runtest
@@ -1,5 +1,8 @@
#!/bin/sh
+# Usage:
+# runtest [applet1] [applet2...]
+
# Run one old-style test.
# Tests are stored in applet/testcase shell scripts.
# They are run using "sh -x -e applet/testcase".
diff --git a/testsuite/sort.tests b/testsuite/sort.tests
index 1db7870d4..f700dc0c1 100755
--- a/testsuite/sort.tests
+++ b/testsuite/sort.tests
@@ -107,6 +107,12 @@ a c
b c
" ""
+testing "sort -z outputs NUL terminated lines" "sort -z input" "\
+one\0three\0two\0\
+" "\
+one\0two\0three\0\
+" ""
+
testing "sort key doesn't strip leading blanks, disables fallback global sort" \
"sort -n -k2 -t ' '" " a \n 1 \n 2 \n" "" " 2 \n 1 \n a \n"