version 1.1, 2008/11/22 14:53:29 |
version 1.30, 2008/12/30 19:06:03 |
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <sys/param.h> |
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#include <sys/stat.h> |
#include <sys/stat.h> |
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#include <sys/param.h> |
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#include <assert.h> |
#include <assert.h> |
#include <err.h> |
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#include <fcntl.h> |
#include <fcntl.h> |
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#include <err.h> |
#include <getopt.h> |
#include <getopt.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
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#include "libmdocml.h" |
#include "mdoc.h" |
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struct md_file { |
#define MD_LINE_SZ (256) |
int fd; |
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const char *name; |
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}; |
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struct md_buf { |
struct md_parse { |
struct md_file *file; |
int warn; |
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#define MD_WARN_ALL (1 << 0) |
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#define MD_WARN_ERR (1 << 1) |
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int dbg; |
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struct mdoc *mdoc; |
char *buf; |
char *buf; |
size_t bufsz; |
u_long bufsz; |
size_t line; |
char *name; |
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int fd; |
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int lnn; |
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char *line; |
}; |
}; |
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static void usage(void); |
static void usage(void); |
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static int md_begin(const char *, const char *); |
static int parse_begin(struct md_parse *); |
static int md_begin_io(const char *, const char *); |
static int parse_leave(struct md_parse *, int); |
static int md_begin_bufs(struct md_file *, struct md_file *); |
static int io_begin(struct md_parse *); |
static int md_run(struct md_buf *, struct md_buf *); |
static int io_leave(struct md_parse *, int); |
static int md_line(struct md_buf *, const struct md_buf *, |
static int buf_begin(struct md_parse *); |
const char *, size_t); |
static int buf_leave(struct md_parse *, int); |
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static ssize_t md_buf_fill(struct md_buf *); |
static int msg_err(void *, int, int, enum mdoc_err); |
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static int msg_warn(void *, int, int, enum mdoc_warn); |
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static void msg_msg(void *, int, const char *); |
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#ifdef __linux__ |
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extern int getsubopt(char **, char *const *, char **); |
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#endif |
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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
int c; |
int c; |
char *out, *in; |
struct md_parse parser; |
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char *opts, *v; |
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#define ALL 0 |
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#define ERROR 1 |
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char *toks[] = { "all", "error", NULL }; |
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extern char *optarg; |
extern char *optarg; |
extern int optind; |
extern int optind; |
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out = NULL; |
(void)memset(&parser, 0, sizeof(struct md_parse)); |
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while (-1 != (c = getopt(argc, argv, "o:"))) |
while (-1 != (c = getopt(argc, argv, "vW:"))) |
switch (c) { |
switch (c) { |
case ('o'): |
case ('v'): |
out = optarg; |
parser.dbg++; |
break; |
break; |
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case ('W'): |
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opts = optarg; |
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while (*opts) |
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switch (getsubopt(&opts, toks, &v)) { |
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case (ALL): |
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parser.warn |= MD_WARN_ALL; |
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break; |
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case (ERROR): |
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parser.warn |= MD_WARN_ERR; |
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break; |
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default: |
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usage(); |
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return(1); |
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} |
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break; |
default: |
default: |
usage(); |
usage(); |
return(1); |
return(1); |
} |
} |
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argv += optind; |
argv += optind; |
if (1 != (argc -= optind)) { |
argc -= optind; |
usage(); |
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return(1); |
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} |
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argc--; |
parser.name = "-"; |
in = *argv++; |
if (1 == argc) |
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parser.name = *argv++; |
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return(md_begin(out, in)); |
if ( ! io_begin(&parser)) |
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return(EXIT_FAILURE); |
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return(EXIT_SUCCESS); |
} |
} |
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static int |
static int |
md_begin(const char *out, const char *in) |
io_leave(struct md_parse *p, int code) |
{ |
{ |
char buf[MAXPATHLEN]; |
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assert(in); |
if (-1 == p->fd || STDIN_FILENO == p->fd) |
if (out) |
return(code); |
return(md_begin_io(out, in)); |
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if (strlcpy(buf, in, MAXPATHLEN) >= MAXPATHLEN) |
if (-1 == close(p->fd)) { |
warnx("output filename too long"); |
warn("%s", p->name); |
else if (strlcat(buf, ".html", MAXPATHLEN) >= MAXPATHLEN) |
code = 0; |
warnx("output filename too long"); |
} |
else |
return(code); |
return(md_begin_io(buf, in)); |
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return(1); |
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} |
} |
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static int |
static int |
md_begin_io(const char *out, const char *in) |
io_begin(struct md_parse *p) |
{ |
{ |
int c; |
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struct md_file fin, fout; |
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assert(out); |
p->fd = STDIN_FILENO; |
assert(in); |
if (0 != strncmp(p->name, "-", 1)) |
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if (-1 == (p->fd = open(p->name, O_RDONLY, 0))) { |
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warn("%s", p->name); |
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return(io_leave(p, 0)); |
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} |
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/* XXX: put an output file in TMPDIR and switch it out when the |
return(io_leave(p, buf_begin(p))); |
* true file is ready to be written. |
} |
*/ |
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fin.name = in; |
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if (-1 == (fin.fd = open(fin.name, O_RDONLY, 0))) { |
static int |
warn("%s", fin.name); |
buf_leave(struct md_parse *p, int code) |
return(1); |
{ |
} |
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fout.name = out; |
if (p->buf) |
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free(p->buf); |
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return(code); |
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} |
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fout.fd = open(fout.name, O_WRONLY | O_CREAT | O_EXCL, 0644); |
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if (-1 == fout.fd) { |
static int |
warn("%s", fout.name); |
buf_begin(struct md_parse *p) |
if (-1 == close(fin.fd)) |
{ |
warn("%s", fin.name); |
struct stat st; |
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if (-1 == fstat(p->fd, &st)) { |
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warn("%s", p->name); |
return(1); |
return(1); |
} |
} |
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c = md_begin_bufs(&fout, &fin); |
p->bufsz = MAX(st.st_blksize, BUFSIZ); |
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if (-1 == close(fin.fd)) { |
if (NULL == (p->buf = malloc(p->bufsz))) { |
warn("%s", in); |
warn("malloc"); |
c = 1; |
return(buf_leave(p, 0)); |
} |
} |
if (-1 == close(fout.fd)) { |
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warn("%s", out); |
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c = 1; |
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} |
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return(c); |
return(buf_leave(p, parse_begin(p))); |
} |
} |
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static int |
static void |
md_begin_bufs(struct md_file *out, struct md_file *in) |
print_node(const struct mdoc_node *n, int indent) |
{ |
{ |
struct stat stin, stout; |
const char *p, *t; |
struct md_buf inbuf, outbuf; |
int i, j; |
int c; |
size_t argc, sz; |
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char **params; |
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struct mdoc_arg *argv; |
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assert(in); |
argv = NULL; |
assert(out); |
argc = 0; |
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params = NULL; |
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sz = 0; |
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if (-1 == fstat(in->fd, &stin)) { |
switch (n->type) { |
warn("fstat: %s", in->name); |
case (MDOC_TEXT): |
return(1); |
assert(NULL == n->child); |
} else if (-1 == fstat(out->fd, &stout)) { |
p = n->data.text.string; |
warn("fstat: %s", out->name); |
t = "text"; |
return(1); |
break; |
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case (MDOC_BODY): |
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p = mdoc_macronames[n->data.body.tok]; |
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t = "block-body"; |
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break; |
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case (MDOC_HEAD): |
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p = mdoc_macronames[n->data.head.tok]; |
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t = "block-head"; |
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params = n->data.head.args; |
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sz = n->data.head.sz; |
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break; |
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case (MDOC_ELEM): |
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assert(NULL == n->child); |
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p = mdoc_macronames[n->data.elem.tok]; |
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t = "element"; |
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argv = n->data.elem.argv; |
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argc = n->data.elem.argc; |
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params = n->data.elem.args; |
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sz = n->data.elem.sz; |
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break; |
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case (MDOC_BLOCK): |
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p = mdoc_macronames[n->data.block.tok]; |
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t = "block"; |
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argv = n->data.block.argv; |
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argc = n->data.block.argc; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
} |
} |
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inbuf.file = in; |
for (i = 0; i < indent; i++) |
inbuf.line = 1; |
(void)printf(" "); |
inbuf.bufsz = MAX(stin.st_blksize, BUFSIZ); |
(void)printf("%s (%s)", p, t); |
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outbuf.file = out; |
for (i = 0; i < (int)argc; i++) { |
outbuf.line = 1; |
(void)printf(" -%s", mdoc_argnames[argv[i].arg]); |
outbuf.bufsz = MAX(stout.st_blksize, BUFSIZ); |
for (j = 0; j < (int)argv[i].sz; j++) |
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(void)printf(" \"%s\"", argv[i].value[j]); |
if (NULL == (inbuf.buf = malloc(inbuf.bufsz))) { |
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warn("malloc"); |
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return(1); |
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} else if (NULL == (outbuf.buf = malloc(outbuf.bufsz))) { |
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warn("malloc"); |
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free(inbuf.buf); |
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return(1); |
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} |
} |
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c = md_run(&outbuf, &inbuf); |
for (i = 0; i < (int)sz; i++) |
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(void)printf(" \"%s\"", params[i]); |
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free(inbuf.buf); |
(void)printf("\n"); |
free(outbuf.buf); |
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return(c); |
if (n->child) |
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print_node(n->child, indent + 1); |
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if (n->next) |
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print_node(n->next, indent); |
} |
} |
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static ssize_t |
static int |
md_buf_fill(struct md_buf *in) |
parse_leave(struct md_parse *p, int code) |
{ |
{ |
ssize_t ssz; |
const struct mdoc_node *n; |
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assert(in); |
if (p->mdoc) { |
assert(in->file); |
if ((n = mdoc_result(p->mdoc))) |
assert(in->buf); |
print_node(n, 0); |
assert(in->bufsz > 0); |
mdoc_free(p->mdoc); |
assert(in->file->name); |
} |
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return(code); |
if (-1 == (ssz = read(in->file->fd, in->buf, in->bufsz))) |
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warn("%s", in->file->name); |
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return(ssz); |
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} |
} |
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static int |
static int |
md_run(struct md_buf *out, struct md_buf *in) |
parse_begin(struct md_parse *p) |
{ |
{ |
ssize_t sz, i; |
ssize_t sz, i; |
char line[BUFSIZ]; |
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size_t pos; |
size_t pos; |
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char line[256], sv[256]; |
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struct mdoc_cb cb; |
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assert(in); |
cb.mdoc_err = msg_err; |
assert(out); |
cb.mdoc_warn = msg_warn; |
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cb.mdoc_msg = msg_msg; |
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/* LINTED */ |
if (NULL == (p->mdoc = mdoc_alloc(p, &cb))) |
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return(parse_leave(p, 0)); |
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p->lnn = 1; |
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p->line = sv; |
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for (pos = 0; ; ) { |
for (pos = 0; ; ) { |
if (-1 == (sz = md_buf_fill(in))) |
if (-1 == (sz = read(p->fd, p->buf, p->bufsz))) { |
return(1); |
warn("%s", p->name); |
else if (0 == sz) |
return(parse_leave(p, 0)); |
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} else if (0 == sz) |
break; |
break; |
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for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) { |
if ('\n' == in->buf[i]) { |
if ('\n' != p->buf[i]) { |
if (md_line(out, in, line, pos)) |
if (pos < sizeof(line)) { |
return(1); |
sv[(int)pos] = p->buf[(int)i]; |
in->line++; |
line[(int)pos++] = |
pos = 0; |
p->buf[(int)i]; |
continue; |
continue; |
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} |
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warnx("%s: line %d too long", |
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p->name, p->lnn); |
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return(parse_leave(p, 0)); |
} |
} |
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line[(int)pos] = sv[(int)pos] = 0; |
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if ( ! mdoc_parseln(p->mdoc, line)) |
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return(parse_leave(p, 0)); |
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if (pos < BUFSIZ) { |
p->lnn++; |
/* LINTED */ |
pos = 0; |
line[pos++] = in->buf[i]; |
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continue; |
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} |
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warnx("%s: line %zu too long", |
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in->file->name, in->line); |
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return(1); |
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} |
} |
} |
} |
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if (0 != pos) |
return(parse_leave(p, 1)); |
return(md_line(out, in, line, pos)); |
} |
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static int |
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msg_err(void *arg, int tok, int col, enum mdoc_err type) |
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{ |
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char *fmt, *lit; |
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struct md_parse *p; |
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int i; |
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p = (struct md_parse *)arg; |
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fmt = lit = NULL; |
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switch (type) { |
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case (ERR_SYNTAX_QUOTE): |
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lit = "syntax: disallowed argument quotation"; |
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break; |
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case (ERR_SYNTAX_UNQUOTE): |
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lit = "syntax: unterminated quotation"; |
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break; |
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case (ERR_SYNTAX_WS): |
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lit = "syntax: whitespace in argument"; |
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break; |
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case (ERR_SYNTAX_ARGFORM): |
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fmt = "syntax: macro `%s' arguments malformed"; |
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break; |
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case (ERR_SYNTAX_NOPUNCT): |
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fmt = "syntax: macro `%s' doesn't understand punctuation"; |
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break; |
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case (ERR_SYNTAX_ARG): |
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fmt = "syntax: unknown argument for macro `%s'"; |
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break; |
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case (ERR_SCOPE_BREAK): |
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/* Which scope is broken? */ |
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fmt = "scope: macro `%s' breaks prior explicit scope"; |
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break; |
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case (ERR_SCOPE_NOCTX): |
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fmt = "scope: closure macro `%s' has no context"; |
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break; |
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case (ERR_SCOPE_NONEST): |
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fmt = "scope: macro `%s' may not be nested in the current context"; |
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break; |
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case (ERR_MACRO_NOTSUP): |
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fmt = "macro `%s' not supported"; |
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break; |
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case (ERR_MACRO_NOTCALL): |
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fmt = "macro `%s' not callable"; |
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break; |
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case (ERR_SEC_PROLOGUE): |
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fmt = "macro `%s' cannot be called in the prologue"; |
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break; |
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case (ERR_SEC_NPROLOGUE): |
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fmt = "macro `%s' called outside of prologue"; |
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break; |
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case (ERR_ARGS_EQ0): |
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fmt = "macro `%s' expects zero arguments"; |
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break; |
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case (ERR_ARGS_EQ1): |
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fmt = "macro `%s' expects one argument"; |
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break; |
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case (ERR_ARGS_GE1): |
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fmt = "macro `%s' expects one or more arguments"; |
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break; |
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case (ERR_ARGS_LE2): |
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fmt = "macro `%s' expects two or fewer arguments"; |
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break; |
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case (ERR_ARGS_MANY): |
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fmt = "macro `%s' has too many arguments"; |
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break; |
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case (ERR_SEC_PROLOGUE_OO): |
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fmt = "prologue macro `%s' is out-of-order"; |
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break; |
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case (ERR_SEC_PROLOGUE_REP): |
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fmt = "prologue macro `%s' repeated"; |
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break; |
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case (ERR_SEC_NAME): |
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lit = "`NAME' section must be first"; |
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break; |
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case (ERR_SYNTAX_ARGVAL): |
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lit = "syntax: expected value for macro argument"; |
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break; |
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case (ERR_SYNTAX_ARGBAD): |
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lit = "syntax: invalid value for macro argument"; |
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break; |
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case (ERR_SYNTAX_ARGMANY): |
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lit = "syntax: too many values for macro argument"; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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if (fmt) { |
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(void)fprintf(stderr, "%s:%d: error: ", |
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p->name, p->lnn); |
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(void)fprintf(stderr, fmt, mdoc_macronames[tok]); |
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} else |
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(void)fprintf(stderr, "%s:%d: error: %s", |
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p->name, p->lnn, lit); |
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if (p->dbg < 1) { |
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if (-1 != col) |
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(void)fprintf(stderr, " (column %d)\n", col); |
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return(0); |
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} else if (-1 == col) { |
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(void)fprintf(stderr, "\nFrom: %s", p->line); |
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return(0); |
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} |
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(void)fprintf(stderr, "\nFrom: %s\n ", p->line); |
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for (i = 0; i < col; i++) |
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(void)fprintf(stderr, " "); |
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(void)fprintf(stderr, "^\n"); |
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return(0); |
return(0); |
} |
} |
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static void |
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msg_msg(void *arg, int col, const char *msg) |
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{ |
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struct md_parse *p; |
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int i; |
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p = (struct md_parse *)arg; |
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if (p->dbg < 2) |
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return; |
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(void)printf("%s:%d: %s", p->name, p->lnn, msg); |
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if (p->dbg < 3) { |
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if (-1 != col) |
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(void)printf(" (column %d)\n", col); |
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return; |
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} else if (-1 == col) { |
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(void)printf("\nFrom %s\n", p->line); |
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return; |
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} |
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(void)printf("\nFrom: %s\n ", p->line); |
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for (i = 0; i < col; i++) |
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(void)printf(" "); |
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(void)printf("^\n"); |
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} |
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static int |
static int |
md_line(struct md_buf *out, const struct md_buf *in, |
msg_warn(void *arg, int tok, int col, enum mdoc_warn type) |
const char *buf, size_t sz) |
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{ |
{ |
size_t i; |
char *fmt, *lit; |
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struct md_parse *p; |
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int i; |
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extern char *__progname; |
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assert(buf); |
p = (struct md_parse *)arg; |
assert(out); |
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assert(in); |
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for (i = 0; i < sz; i++) |
if ( ! (p->warn & MD_WARN_ALL)) |
(void)putchar(buf[i]); |
return(1); |
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(void)putchar('\n'); |
fmt = lit = NULL; |
return(0); |
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switch (type) { |
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case (WARN_SYNTAX_WS_EOLN): |
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lit = "syntax: whitespace at end-of-line"; |
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break; |
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case (WARN_SYNTAX_QUOTED): |
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lit = "syntax: quotation mark starting string"; |
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break; |
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case (WARN_SYNTAX_MACLIKE): |
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lit = "syntax: macro-like argument"; |
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break; |
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case (WARN_SYNTAX_ARGLIKE): |
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lit = "syntax: argument-like value"; |
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break; |
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case (WARN_SEC_OO): |
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lit = "section is out of conventional order"; |
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break; |
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case (WARN_ARGS_GE1): |
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fmt = "macro `%s' suggests one or more arguments"; |
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break; |
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case (WARN_ARGS_EQ0): |
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fmt = "macro `%s' suggests zero arguments"; |
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break; |
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case (WARN_IGN_AFTER_BLK): |
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fmt = "ignore: macro `%s' ignored after block macro"; |
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break; |
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case (WARN_IGN_OBSOLETE): |
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fmt = "ignore: macro `%s' is obsolete"; |
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break; |
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case (WARN_IGN_BEFORE_BLK): |
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fmt = "ignore: macro before block macro `%s' ignored"; |
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break; |
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case (WARN_COMPAT_TROFF): |
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fmt = "compat: macro `%s' behaves differently in troff and nroff"; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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|
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if (fmt) { |
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(void)fprintf(stderr, "%s:%d: warning: ", |
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p->name, p->lnn); |
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(void)fprintf(stderr, fmt, mdoc_macronames[tok]); |
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} else |
|
(void)fprintf(stderr, "%s:%d: warning: %s", |
|
p->name, p->lnn, lit); |
|
|
|
if (p->dbg >= 1) { |
|
(void)fprintf(stderr, "\nFrom: %s\n ", p->line); |
|
for (i = 0; i < col; i++) |
|
(void)fprintf(stderr, " "); |
|
(void)fprintf(stderr, "^\n"); |
|
} else |
|
(void)fprintf(stderr, " (column %d)\n", col); |
|
|
|
if (p->warn & MD_WARN_ERR) { |
|
(void)fprintf(stderr, "%s: considering warnings as " |
|
"errors\n", __progname); |
|
return(0); |
|
} |
|
|
|
return(1); |
} |
} |
|
|
|
|
|
|
{ |
{ |
extern char *__progname; |
extern char *__progname; |
|
|
(void)printf("usage: %s [-o outfile] infile\n", __progname); |
(void)fprintf(stderr, "usage: %s [-v] [-Wwarn...] [infile]\n", |
|
__progname); |
} |
} |
|
|