version 1.4, 2008/11/22 18:34:06 |
version 1.46, 2009/01/16 14:15:12 |
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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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#define BUFFER_IN_DEF BUFSIZ |
#define xfprintf (void)fprintf |
#define BUFFER_OUT_DEF BUFSIZ |
#define xprintf (void)printf |
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#define xvfprintf (void)fvprintf |
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static void usage(void); |
#define MD_LINE_SZ (256) /* Max input line size. */ |
static int begin_io(const char *, const char *); |
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static int leave_io(const struct md_mbuf *, |
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const struct md_rbuf *, int); |
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static int begin_bufs(struct md_mbuf *, struct md_rbuf *); |
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static int leave_bufs(const struct md_mbuf *, |
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const struct md_rbuf *, int); |
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struct md_parse { |
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int warn; /* Warning flags. */ |
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#define MD_WARN_SYNTAX (1 << 0) /* Show syntax warnings. */ |
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#define MD_WARN_COMPAT (1 << 1) /* Show compat warnings. */ |
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#define MD_WARN_ALL (0x03) /* Show all warnings. */ |
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#define MD_WARN_ERR (1 << 2) /* Make warnings->errors. */ |
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int dbg; /* Debug level. */ |
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struct mdoc *mdoc; /* Active parser. */ |
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char *buf; /* Input buffer. */ |
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u_long bufsz; /* Input buffer size. */ |
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char *name; /* Input file name. */ |
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int fd; /* Input file desc. */ |
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}; |
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extern char *__progname; |
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static void usage(void); |
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static int parse_begin(struct md_parse *); |
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static int parse_leave(struct md_parse *, int); |
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static int io_begin(struct md_parse *); |
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static int io_leave(struct md_parse *, int); |
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static int buf_begin(struct md_parse *); |
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static int buf_leave(struct md_parse *, int); |
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static void msg_msg(void *, int, int, const char *); |
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static int msg_err(void *, int, int, const char *); |
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static int msg_warn(void *, int, int, |
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enum mdoc_warn, 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 COMPAT 1 |
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#define SYNTAX 2 |
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#define ERROR 3 |
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char *toks[] = { "all", "compat", "syntax", |
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"error", NULL }; |
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extern char *optarg; |
extern char *optarg; |
extern int optind; |
extern int optind; |
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out = in = 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 (COMPAT): |
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parser.warn |= MD_WARN_COMPAT; |
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break; |
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case (SYNTAX): |
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parser.warn |= MD_WARN_SYNTAX; |
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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); |
Line 65 main(int argc, char *argv[]) |
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Line 122 main(int argc, char *argv[]) |
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argv += optind; |
argv += optind; |
argc -= optind; |
argc -= optind; |
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parser.name = "-"; |
if (1 == argc) |
if (1 == argc) |
in = *argv++; |
parser.name = *argv++; |
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return(begin_io(out ? out : "-", in ? 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 |
leave_io(const struct md_mbuf *out, |
io_leave(struct md_parse *p, int code) |
const struct md_rbuf *in, int c) |
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{ |
{ |
assert(out); |
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assert(in); |
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if (-1 != in->fd && -1 == close(in->fd)) { |
if (-1 == p->fd || STDIN_FILENO == p->fd) |
assert(in->name); |
return(code); |
warn("%s", in->name); |
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c = 1; |
if (-1 == close(p->fd)) { |
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warn("%s", p->name); |
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code = 0; |
} |
} |
if (-1 != out->fd && STDOUT_FILENO != out->fd && |
return(code); |
-1 == close(out->fd)) { |
} |
assert(out->name); |
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warn("%s", out->name); |
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c = 1; |
static int |
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io_begin(struct md_parse *p) |
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{ |
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p->fd = STDIN_FILENO; |
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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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return(io_leave(p, buf_begin(p))); |
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} |
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static int |
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buf_leave(struct md_parse *p, int code) |
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{ |
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if (p->buf) |
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free(p->buf); |
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return(code); |
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} |
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static int |
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buf_begin(struct md_parse *p) |
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{ |
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struct stat st; |
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if (-1 == fstat(p->fd, &st)) { |
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warn("%s", p->name); |
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return(1); |
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} |
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p->bufsz = MAX(st.st_blksize, BUFSIZ); |
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if (NULL == (p->buf = malloc(p->bufsz))) { |
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warn("malloc"); |
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return(buf_leave(p, 0)); |
} |
} |
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return(c); |
return(buf_leave(p, parse_begin(p))); |
} |
} |
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/* TODO: remove this to a print-tree output filter. */ |
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static void |
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print_node(const struct mdoc_node *n, int indent) |
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{ |
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const char *p, *t; |
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int i, j; |
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size_t argc, sz; |
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char **params; |
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struct mdoc_arg *argv; |
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argv = NULL; |
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argc = sz = 0; |
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params = NULL; |
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t = mdoc_type2a(n->type); |
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switch (n->type) { |
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case (MDOC_TEXT): |
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p = n->data.text.string; |
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break; |
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case (MDOC_BODY): |
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p = mdoc_macronames[n->tok]; |
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break; |
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case (MDOC_HEAD): |
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p = mdoc_macronames[n->tok]; |
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break; |
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case (MDOC_TAIL): |
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p = mdoc_macronames[n->tok]; |
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break; |
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case (MDOC_ELEM): |
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p = mdoc_macronames[n->tok]; |
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argv = n->data.elem.argv; |
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argc = n->data.elem.argc; |
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break; |
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case (MDOC_BLOCK): |
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p = mdoc_macronames[n->tok]; |
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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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case (MDOC_ROOT): |
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p = "root"; |
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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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for (i = 0; i < indent; i++) |
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xprintf(" "); |
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xprintf("%s (%s)", p, t); |
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for (i = 0; i < (int)argc; i++) { |
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xprintf(" -%s", mdoc_argnames[argv[i].arg]); |
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if (argv[i].sz > 0) |
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xprintf(" ["); |
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for (j = 0; j < (int)argv[i].sz; j++) |
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xprintf(" [%s]", argv[i].value[j]); |
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if (argv[i].sz > 0) |
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xprintf(" ]"); |
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} |
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for (i = 0; i < (int)sz; i++) |
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xprintf(" [%s]", params[i]); |
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xprintf(" %d:%d\n", n->line, n->pos); |
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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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} |
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static int |
static int |
begin_io(const char *out, const char *in) |
parse_leave(struct md_parse *p, int code) |
{ |
{ |
struct md_rbuf fi; |
const struct mdoc_node *n; |
struct md_mbuf fo; |
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#define FI_FL O_RDONLY |
if (NULL == p->mdoc) |
#define FO_FL O_WRONLY|O_CREAT|O_TRUNC |
return(code); |
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assert(out); |
if ( ! mdoc_endparse(p->mdoc)) |
assert(in); |
code = 0; |
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if ((n = mdoc_result(p->mdoc))) |
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print_node(n, 0); |
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bzero(&fi, sizeof(struct md_rbuf)); |
mdoc_free(p->mdoc); |
bzero(&fo, sizeof(struct md_mbuf)); |
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fi.fd = STDIN_FILENO; |
return(code); |
fo.fd = STDOUT_FILENO; |
} |
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fi.name = in; |
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fo.name = out; |
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if (0 != strncmp(fi.name, "-", 1)) |
static int |
if (-1 == (fi.fd = open(fi.name, FI_FL, 0))) { |
parse_begin(struct md_parse *p) |
warn("%s", fi.name); |
{ |
return(leave_io(&fo, &fi, 1)); |
ssize_t sz, i; |
} |
size_t pos; |
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char line[MD_LINE_SZ]; |
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struct mdoc_cb cb; |
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int lnn; |
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if (0 != strncmp(fo.name, "-", 1)) |
cb.mdoc_err = msg_err; |
if (-1 == (fo.fd = open(fo.name, FO_FL, 0644))) { |
cb.mdoc_warn = msg_warn; |
warn("%s", fo.name); |
cb.mdoc_msg = msg_msg; |
return(leave_io(&fo, &fi, 1)); |
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if (NULL == (p->mdoc = mdoc_alloc(p, &cb))) |
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return(parse_leave(p, 0)); |
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for (lnn = 1, pos = 0; ; ) { |
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if (-1 == (sz = read(p->fd, p->buf, p->bufsz))) { |
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warn("%s", p->name); |
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return(parse_leave(p, 0)); |
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} else if (0 == sz) |
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break; |
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for (i = 0; i < sz; i++) { |
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if ('\n' != p->buf[i]) { |
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if (pos < sizeof(line)) { |
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line[(int)pos++] = p->buf[(int)i]; |
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continue; |
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} |
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warnx("%s: line %d too long", |
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p->name, lnn); |
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return(parse_leave(p, 0)); |
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} |
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line[(int)pos] = 0; |
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if ( ! mdoc_parseln(p->mdoc, lnn, line)) |
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return(parse_leave(p, 0)); |
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lnn++; |
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pos = 0; |
} |
} |
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} |
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return(leave_io(&fo, &fi, begin_bufs(&fo, &fi))); |
return(parse_leave(p, 1)); |
} |
} |
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static int |
static int |
leave_bufs(const struct md_mbuf *out, |
msg_err(void *arg, int line, int col, const char *msg) |
const struct md_rbuf *in, int c) |
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{ |
{ |
assert(out); |
struct md_parse *p; |
assert(in); |
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if (out->buf) |
p = (struct md_parse *)arg; |
free(out->buf); |
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if (in->buf) |
xfprintf(stderr, "%s:%d: error: %s (column %d)\n", |
free(in->buf); |
p->name, line, msg, col); |
return(c); |
return(0); |
} |
} |
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static void |
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msg_msg(void *arg, int line, int col, const char *msg) |
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{ |
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struct md_parse *p; |
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p = (struct md_parse *)arg; |
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if (0 == p->dbg) |
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return; |
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xfprintf(stderr, "%s:%d: debug: %s (column %d)\n", |
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p->name, line, msg, col); |
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} |
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static int |
static int |
begin_bufs(struct md_mbuf *out, struct md_rbuf *in) |
msg_warn(void *arg, int line, int col, |
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enum mdoc_warn type, const char *msg) |
{ |
{ |
struct stat stin, stout; |
struct md_parse *p; |
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assert(in); |
p = (struct md_parse *)arg; |
assert(out); |
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if (-1 == fstat(in->fd, &stin)) { |
switch (type) { |
warn("%s", in->name); |
case (WARN_COMPAT): |
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if (p->warn & MD_WARN_COMPAT) |
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break; |
return(1); |
return(1); |
} else if (-1 == fstat(out->fd, &stout)) { |
case (WARN_SYNTAX): |
warn("%s", out->name); |
if (p->warn & MD_WARN_SYNTAX) |
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break; |
return(1); |
return(1); |
} |
} |
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in->bufsz = MAX(stin.st_blksize, BUFFER_IN_DEF); |
xfprintf(stderr, "%s:%d: warning: %s (column %d)\n", |
out->bufsz = MAX(stout.st_blksize, BUFFER_OUT_DEF); |
p->name, line, msg, col); |
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if (NULL == (in->buf = malloc(in->bufsz))) { |
if ( ! (p->warn & MD_WARN_ERR)) |
warn("malloc"); |
return(1); |
return(leave_bufs(out, in, 1)); |
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} else if (NULL == (out->buf = malloc(out->bufsz))) { |
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warn("malloc"); |
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return(leave_bufs(out, in, 1)); |
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} |
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return(leave_bufs(out, in, md_run(MD_DUMMY, out, in))); |
xfprintf(stderr, "%s: considering warnings as errors\n", |
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__progname); |
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return(0); |
} |
} |
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static void |
static void |
usage(void) |
usage(void) |
{ |
{ |
extern char *__progname; |
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(void)printf("usage: %s [-o outfile] [infile]\n", __progname); |
xfprintf(stderr, "usage: %s [-v] [-Wwarn...] [infile]\n", |
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__progname); |
} |
} |
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