sort: -z outputs NUL terminated lines. Closes bug 1591.

This commit is contained in:
Denis Vlasenko 2008-02-13 14:30:33 +00:00
parent 75cddd8eb5
commit 3b92eaac53
4 changed files with 12 additions and 5 deletions

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@ -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);
}

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@ -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

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@ -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".

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@ -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"