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Convert to use libxo.

Browse Source 
Obtained from:	Phil Shafer <phil@juniper.net>
Sponsored by:	Juniper Networks, Inc.
This commit is contained in:
Marcel Moolenaar 2014-11-05 04:02:25 +00:00
parent 39341fd090
commit 6711c4827a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=274125
2 changed files with 42 additions and 17 deletions
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3
usr.bin/wc/Makefile
View File

@ -2,4 +2,7 @@
# $FreeBSD$
PROG= wc
DPADD= ${LIBXO}
LDADD= -lxo
.include <bsd.prog.mk>

56
usr.bin/wc/wc.c
View File

@ -57,10 +57,12 @@ __FBSDID("$FreeBSD$");
#include <unistd.h>
#include <wchar.h>
#include <wctype.h>
#include <libxo/xo.h>
static uintmax_t tlinect, twordct, tcharct, tlongline;
static int doline, doword, dochar, domulti, dolongline;
static volatile sig_atomic_t siginfo;
static xo_handle_t *stderr_handle;
static void show_cnt(const char *file, uintmax_t linect, uintmax_t wordct,
uintmax_t charct, uintmax_t llct);
@ -81,6 +83,10 @@ main(int argc, char *argv[])
(void) setlocale(LC_CTYPE, "");
argc = xo_parse_args(argc, argv);
if (argc < 0)
return (argc);
while ((ch = getopt(argc, argv, "clmwL")) != -1)
switch((char)ch) {
case 'l':
@ -113,21 +119,35 @@ main(int argc, char *argv[])
if (doline + doword + dochar + domulti + dolongline == 0)
doline = doword = dochar = 1;
stderr_handle = xo_create_to_file(stderr, XO_STYLE_TEXT, 0);
xo_open_container("wc");
xo_open_list("file");
errors = 0;
total = 0;
if (!*argv) {
xo_open_instance("file");
if (cnt((char *)NULL) != 0)
++errors;
xo_close_instance("file");
} else {
do {
xo_open_instance("file");
if (cnt(*argv) != 0)
++errors;
xo_close_instance("file");
++total;
} while(*++argv);
}
if (total > 1)
if (total > 1) {
xo_open_container("total");
show_cnt("total", tlinect, twordct, tcharct, tlongline);
xo_close_container("total");
}
xo_close_list("file");
xo_close_container("wc");
xo_finish();
exit(errors == 0 ? 0 : 1);
}
@ -135,27 +155,29 @@ static void
show_cnt(const char *file, uintmax_t linect, uintmax_t wordct,
uintmax_t charct, uintmax_t llct)
{
FILE *out;
xo_handle_t *xop;
if (!siginfo)
out = stdout;
xop = NULL;
else {
out = stderr;
xop = stderr_handle;
siginfo = 0;
}
xo_emit("{ek:filename/%s}", file);
if (doline)
(void)fprintf(out, " %7ju", linect);
xo_emit_h(xop, " {:lines/%7ju/%ju}", linect);
if (doword)
(void)fprintf(out, " %7ju", wordct);
xo_emit_h(xop, " {:words/%7ju/%ju}", wordct);
if (dochar || domulti)
(void)fprintf(out, " %7ju", charct);
xo_emit_h(xop, " {:characters/%7ju/%ju}", charct);
if (dolongline)
(void)fprintf(out, " %7ju", llct);
xo_emit_h(xop, " {:long-lines/%7ju/%ju}", llct);
if (file != NULL)
(void)fprintf(out, " %s\n", file);
xo_emit_h(xop, " {d:filename/%s}\n", file);
else
(void)fprintf(out, "\n");
xo_emit_h(xop, "\n");
}
static int
@ -176,7 +198,7 @@ cnt(const char *file)
fd = STDIN_FILENO;
else {
if ((fd = open(file, O_RDONLY, 0)) < 0) {
warn("%s: open", file);
xo_warn("%s: open", file);
return (1);
}
if (doword || (domulti && MB_CUR_MAX != 1))
@ -189,7 +211,7 @@ cnt(const char *file)
if (doline) {
while ((len = read(fd, buf, MAXBSIZE))) {
if (len == -1) {
warn("%s: read", file);
xo_warn("%s: read", file);
(void)close(fd);
return (1);
}
@ -224,7 +246,7 @@ cnt(const char *file)
*/
if (dochar || domulti) {
if (fstat(fd, &sb)) {
warn("%s: fstat", file);
xo_warn("%s: fstat", file);
(void)close(fd);
return (1);
}
@ -244,7 +266,7 @@ word: gotsp = 1;
memset(&mbs, 0, sizeof(mbs));
while ((len = read(fd, buf, MAXBSIZE)) != 0) {
if (len == -1) {
warn("%s: read", file != NULL ? file : "stdin");
xo_warn("%s: read", file != NULL ? file : "stdin");
(void)close(fd);
return (1);
}
@ -259,7 +281,7 @@ word: gotsp = 1;
(size_t)-1) {
if (!warned) {
errno = EILSEQ;
warn("%s",
xo_warn("%s",
file != NULL ? file : "stdin");
warned = 1;
}
@ -291,7 +313,7 @@ word: gotsp = 1;
}
if (domulti && MB_CUR_MAX > 1)
if (mbrtowc(NULL, NULL, 0, &mbs) == (size_t)-1 && !warned)
warn("%s", file != NULL ? file : "stdin");
xo_warn("%s", file != NULL ? file : "stdin");
if (doline)
tlinect += linect;
if (doword)
@ -310,6 +332,6 @@ word: gotsp = 1;
static void
usage(void)
{
(void)fprintf(stderr, "usage: wc [-Lclmw] [file ...]\n");
xo_error("usage: wc [-Lclmw] [file ...]\n");
exit(1);
}