version 1.20, 2008/12/07 22:40:18 |
version 1.27, 2008/12/10 12:09:47 |
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#include <stdio.h> |
#include <stdio.h> |
#include <string.h> |
#include <string.h> |
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#include "libmdocml.h" |
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#include "private.h" |
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#include "ml.h" |
#include "ml.h" |
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/* TODO: literal tokens. */ |
/* TODO: literal tokens. */ |
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#define COLUMNS 72 |
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#define INDENT 4 |
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#define MAXINDENT 10 |
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enum md_tok { |
enum md_tok { |
MD_TEXT, |
MD_TEXT, |
MD_INLINE_IN, |
MD_INLINE_IN, |
MD_INLINE_OUT, |
MD_INLINE_OUT, |
MD_BLK_IN, |
MD_BLK_IN, |
MD_BLK_OUT, |
MD_BLK_OUT |
}; |
}; |
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struct md_mlg { |
struct md_mlg { |
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void *data; |
void *data; |
}; |
}; |
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static void mlg_roffmsg(void *arg, |
static int mlg_roffmsg(void *arg, |
enum roffmsg, const char *, |
enum roffmsg, const char *, |
const char *, const char *); |
const char *, const char *); |
static int mlg_roffhead(void *, const struct tm *, |
static int mlg_roffhead(void *, const struct tm *, |
const char *, const char *, |
const char *, const char *, |
const char *, const char *); |
enum roffmsec, enum roffvol); |
static int mlg_rofftail(void *); |
static int mlg_rofftail(void *, const struct tm *, |
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const char *, const char *, |
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enum roffmsec, enum roffvol); |
static int mlg_roffin(void *, int, |
static int mlg_roffin(void *, int, |
int *, const char **); |
int *, const char **); |
static int mlg_roffdata(void *, int, |
static int mlg_roffdata(void *, int, |
Line 87 static int mlg_roffblkbodyout(void *, int); |
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Line 83 static int mlg_roffblkbodyout(void *, int); |
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static int mlg_ref_special(struct md_mlg *, int, |
static int mlg_ref_special(struct md_mlg *, int, |
const char *, const char **); |
const char *, const char **); |
static int mlg_formatted_special(struct md_mlg *, |
static int mlg_formatted_special(struct md_mlg *, |
int, const int *, |
int, const char *, const int *, |
const char **, const char **); |
const char **, const char **); |
static int mlg_literal_special(struct md_mlg *, |
static int mlg_literal_special(struct md_mlg *, |
int, const char *, const int *, |
int, const char *, const int *, |
Line 109 static int mlg_string(struct md_mlg *, |
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Line 105 static int mlg_string(struct md_mlg *, |
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const char *, const char *); |
const char *, const char *); |
static int mlg_data(struct md_mlg *, int, |
static int mlg_data(struct md_mlg *, int, |
const char *, const char *); |
const char *, const char *); |
static void mlg_err(struct md_mlg *, const char *, |
static int mlg_err(struct md_mlg *, const char *, |
const char *, const char *, ...); |
const char *, const char *, ...); |
static void mlg_msg(struct md_mlg *, |
static int mlg_msg(struct md_mlg *, |
enum roffmsg, const char *, |
enum roffmsg, const char *, |
const char *, const char *); |
const char *, const char *); |
static void mlg_vmsg(struct md_mlg *, enum roffmsg, |
static int mlg_vmsg(struct md_mlg *, enum roffmsg, |
const char *, const char *, |
const char *, const char *, |
const char *, va_list); |
const char *, va_list); |
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Line 240 mlg_endtag(struct md_mlg *p, enum md_ns ns, int tok) |
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Line 236 mlg_endtag(struct md_mlg *p, enum md_ns ns, int tok) |
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static int |
static int |
mlg_indent(struct md_mlg *p) |
mlg_indent(struct md_mlg *p) |
{ |
{ |
size_t count; |
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count = p->indent > MAXINDENT ? |
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(size_t)MAXINDENT : p->indent; |
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count *= INDENT; |
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assert(0 == p->pos); |
assert(0 == p->pos); |
return(ml_putchars(p->mbuf, ' ', count, &p->pos)); |
return(ml_putchars(p->mbuf, ' ', INDENT_SZ * |
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INDENT(p->indent), &p->pos)); |
} |
} |
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Line 291 mlg_nstring(struct md_mlg *p, const char *start, |
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Line 283 mlg_nstring(struct md_mlg *p, const char *start, |
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if (-1 == res) |
if (-1 == res) |
return(0); |
return(0); |
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if (0 == (c = ml_nputstring(p->mbuf, buf, sz, &p->pos))) { |
if (0 == (c = ml_nputstring(p->mbuf, buf, sz, &p->pos))) |
mlg_err(p, start, buf, "bad string " |
return(mlg_err(p, start, buf, "bad string " |
"encoding: `%s'", buf); |
"encoding: `%s'", buf)); |
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else if (-1 == c) |
return(0); |
return(0); |
} else if (-1 == c) |
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return(0); |
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res = (*p->cbs.ml_endstring)(p->mbuf, p->args, buf, sz); |
res = (*p->cbs.ml_endstring)(p->mbuf, p->args, buf, sz); |
if (-1 == res) |
if (-1 == res) |
Line 327 mlg_data(struct md_mlg *p, int space, |
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Line 318 mlg_data(struct md_mlg *p, int space, |
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if ( ! mlg_nstring(p, start, buf, sz)) |
if ( ! mlg_nstring(p, start, buf, sz)) |
return(0); |
return(0); |
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if (p->indent * INDENT + sz >= COLUMNS) |
if (INDENT(p->indent) * INDENT_SZ + sz >= COLUMNS) |
if ( ! mlg_newline(p)) |
if ( ! mlg_newline(p)) |
return(0); |
return(0); |
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Line 362 mlg_exit(struct md_mlg *p, int flush) |
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Line 353 mlg_exit(struct md_mlg *p, int flush) |
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int c; |
int c; |
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c = roff_free(p->tree, flush); |
c = roff_free(p->tree, flush); |
free(p); |
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(*p->cbs.ml_free)(p->data); |
(*p->cbs.ml_free)(p->data); |
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free(p); |
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return(c); |
return(c); |
} |
} |
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Line 415 mlg_alloc(const struct md_args *args, |
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Line 406 mlg_alloc(const struct md_args *args, |
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static int |
static int |
mlg_roffhead(void *arg, const struct tm *tm, const char *os, |
mlg_roffhead(void *arg, const struct tm *tm, const char *os, |
const char *title, const char *sec, const char *vol) |
const char *title, enum roffmsec sec, enum roffvol vol) |
{ |
{ |
struct md_mlg *p; |
struct md_mlg *p; |
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Line 424 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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Line 415 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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mlg_mode(p, MD_BLK_IN); |
mlg_mode(p, MD_BLK_IN); |
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if ( ! (*p->cbs.ml_begin)(p->mbuf, p->args, tm, os, title, sec, vol)) |
if ( ! (*p->cbs.ml_begin)(p->mbuf, p->args, |
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tm, os, title, sec, vol)) |
return(0); |
return(0); |
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p->indent++; |
p->indent++; |
Line 433 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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Line 425 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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static int |
static int |
mlg_rofftail(void *arg) |
mlg_rofftail(void *arg, const struct tm *tm, const char *os, |
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const char *title, enum roffmsec sec, enum roffvol vol) |
{ |
{ |
struct md_mlg *p; |
struct md_mlg *p; |
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Line 444 mlg_rofftail(void *arg) |
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Line 437 mlg_rofftail(void *arg) |
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if ( ! mlg_newline(p)) |
if ( ! mlg_newline(p)) |
return(0); |
return(0); |
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if ( ! (*p->cbs.ml_end)(p->mbuf, p->args)) |
if ( ! (*p->cbs.ml_end)(p->mbuf, p->args, |
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tm, os, title, sec, vol)) |
return(0); |
return(0); |
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mlg_mode(p, MD_BLK_OUT); |
mlg_mode(p, MD_BLK_OUT); |
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return(mlg_newline(p)); |
return(mlg_newline(p)); |
} |
} |
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Line 462 mlg_literal_special(struct md_mlg *p, int tok, const c |
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Line 455 mlg_literal_special(struct md_mlg *p, int tok, const c |
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if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
return(0); |
return(0); |
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lit = ml_literal(tok, argc, argv, more); |
lit = roff_literal(tok, argc, argv, more); |
assert(lit); |
assert(lit); |
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if ( ! ml_puts(p->mbuf, lit, &p->pos)) |
if ( ! mlg_string(p, start, lit)) |
return(0); |
return(0); |
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while (*more) { |
while (*more) { |
if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) |
if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) |
return(0); |
return(0); |
Line 504 mlg_ref_special(struct md_mlg *p, int tok, |
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Line 498 mlg_ref_special(struct md_mlg *p, int tok, |
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} |
} |
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/* ARGSUSED */ |
static int |
static int |
mlg_formatted_special(struct md_mlg *p, int tok, |
mlg_formatted_special(struct md_mlg *p, int tok, const char *start, |
const int *argc, const char **argv, const char **more) |
const int *argc, const char **argv, const char **more) |
{ |
{ |
char buf[256], *lit; |
char buf[256], *lit; |
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/* FIXME: *more must be ml-filtered. */ |
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if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
return(0); |
return(0); |
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lit = ml_literal(tok, argc, argv, more); |
lit = roff_fmtstring(tok); |
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assert(lit); |
assert(lit); |
assert(*more); |
assert(*more); |
(void)snprintf(buf, sizeof(buf), lit, *more++); |
(void)snprintf(buf, sizeof(buf), lit, *more++); |
assert(NULL == *more); |
assert(NULL == *more); |
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if ( ! ml_puts(p->mbuf, buf, &p->pos)) |
if ( ! mlg_string(p, start, buf)) |
return(0); |
return(0); |
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return(mlg_endtag(p, MD_NS_INLINE, tok)); |
return(mlg_endtag(p, MD_NS_INLINE, tok)); |
Line 540 mlg_atom_special(struct md_mlg *p, int tok, |
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Line 534 mlg_atom_special(struct md_mlg *p, int tok, |
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if ( ! mlg_string(p, start, *more++)) |
if ( ! mlg_string(p, start, *more++)) |
return(0); |
return(0); |
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assert(NULL == *more); |
/*assert(NULL == *more);*/ /* FIXME: ROFF_Sx */ |
return(mlg_endtag(p, MD_NS_INLINE, tok)); |
return(mlg_endtag(p, MD_NS_INLINE, tok)); |
} |
} |
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Line 628 mlg_roffspecial(void *arg, int tok, const char *start, |
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Line 622 mlg_roffspecial(void *arg, int tok, const char *start, |
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case (ROFF_Ex): |
case (ROFF_Ex): |
/* NOTREACHED */ |
/* NOTREACHED */ |
case (ROFF_Rv): |
case (ROFF_Rv): |
return(mlg_formatted_special(p, tok, |
return(mlg_formatted_special(p, tok, start, |
argc, argv, more)); |
argc, argv, more)); |
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case (ROFF_At): |
case (ROFF_At): |
Line 656 mlg_roffspecial(void *arg, int tok, const char *start, |
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Line 650 mlg_roffspecial(void *arg, int tok, const char *start, |
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break; |
break; |
} |
} |
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mlg_err(p, start, start, "`%s' not yet supported", |
return(mlg_err(p, start, start, "`%s' not yet supported", |
toknames[tok]); |
toknames[tok])); |
return(0); |
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} |
} |
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Line 733 mlg_roffout(void *arg, int tok) |
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Line 726 mlg_roffout(void *arg, int tok) |
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} |
} |
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static void |
static int |
mlg_roffmsg(void *arg, enum roffmsg lvl, const char *buf, |
mlg_roffmsg(void *arg, enum roffmsg lvl, const char *buf, |
const char *pos, const char *msg) |
const char *pos, const char *msg) |
{ |
{ |
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mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg); |
return(mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg)); |
} |
} |
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Line 759 mlg_roffdata(void *arg, int space, |
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Line 752 mlg_roffdata(void *arg, int space, |
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} |
} |
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static void |
static int |
mlg_vmsg(struct md_mlg *p, enum roffmsg lvl, const char *start, |
mlg_vmsg(struct md_mlg *p, enum roffmsg lvl, const char *start, |
const char *pos, const char *fmt, va_list ap) |
const char *pos, const char *fmt, va_list ap) |
{ |
{ |
char buf[128]; |
char buf[128]; |
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(void)vsnprintf(buf, sizeof(buf), fmt, ap); |
(void)vsnprintf(buf, sizeof(buf), fmt, ap); |
mlg_msg(p, lvl, start, pos, buf); |
return(mlg_msg(p, lvl, start, pos, buf)); |
} |
} |
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static void |
static int |
mlg_err(struct md_mlg *p, const char *start, |
mlg_err(struct md_mlg *p, const char *start, |
const char *pos, const char *fmt, ...) |
const char *pos, const char *fmt, ...) |
{ |
{ |
va_list ap; |
va_list ap; |
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int c; |
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va_start(ap, fmt); |
va_start(ap, fmt); |
mlg_vmsg(p, ROFF_ERROR, start, pos, fmt, ap); |
c = mlg_vmsg(p, ROFF_ERROR, start, pos, fmt, ap); |
va_end(ap); |
va_end(ap); |
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return(c); |
} |
} |
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static void |
static int |
mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
const char *buf, const char *pos, const char *msg) |
const char *buf, const char *pos, const char *msg) |
{ |
{ |
char *level; |
char *level; |
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char b[256]; |
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int i; |
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switch (lvl) { |
switch (lvl) { |
case (ROFF_WARN): |
case (ROFF_WARN): |
if ( ! (MD_WARN_ALL & p->args->warnings)) |
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return; |
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level = "warning"; |
level = "warning"; |
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if ( ! (MD_WARN_ALL & p->args->warnings)) |
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return(1); |
break; |
break; |
case (ROFF_ERROR): |
case (ROFF_ERROR): |
level = "error"; |
level = "error"; |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
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/* NOTREACHED */ |
} |
} |
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if (pos) |
if (pos) { |
(void)fprintf(stderr, "%s:%zu: %s: %s (column %zu)\n", |
assert(pos >= buf); |
p->rbuf->name, p->rbuf->line, level, |
if (0 < p->args->verbosity) { |
msg, pos - buf); |
(void)snprintf(b, sizeof(b), |
else |
"%s:%zu: %s: %s\n", |
(void)fprintf(stderr, "%s: %s: %s\n", |
p->rbuf->name, p->rbuf->line, |
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level, msg); |
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(void)strlcat(b, "Error at: ", sizeof(b)); |
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(void)strlcat(b, p->rbuf->linebuf, sizeof(b)); |
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(void)strlcat(b, "\n ", sizeof(b)); |
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for (i = 0; i < pos - buf; i++) |
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(void)strlcat(b, " ", sizeof(b)); |
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(void)strlcat(b, "^", sizeof(b)); |
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} else |
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(void)snprintf(b, sizeof(b), |
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"%s:%zu: %s: %s (col %zu)", |
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p->rbuf->name, p->rbuf->line, |
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level, msg, pos - buf); |
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} else |
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(void)snprintf(b, sizeof(b), "%s: %s: %s", |
p->rbuf->name, level, msg); |
p->rbuf->name, level, msg); |
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(void)fprintf(stderr, "%s\n", b); |
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return(lvl == ROFF_WARN ? 1 : 0); |
} |
} |
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