version 1.12, 2008/12/05 22:34:30 |
version 1.20, 2008/12/07 22:40:18 |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <err.h> |
#include <err.h> |
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#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <string.h> |
#include <string.h> |
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void *data; |
void *data; |
}; |
}; |
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static void mlg_roffmsg(void *arg, |
static void mlg_roffmsg(void *arg, enum roffmsg, |
enum roffmsg, const char *, |
const char *, const char *, 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 *); |
const char *, const char *); |
static int mlg_rofftail(void *); |
static int mlg_rofftail(void *); |
static int mlg_roffin(void *, int, int *, char **); |
static int mlg_roffin(void *, int, |
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int *, const char **); |
static int mlg_roffdata(void *, int, |
static int mlg_roffdata(void *, int, |
const char *, char *); |
const char *, const char *); |
static int mlg_roffout(void *, int); |
static int mlg_roffout(void *, int); |
static int mlg_roffblkin(void *, int, int *, char **); |
static int mlg_roffblkin(void *, int, int *, |
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const char **); |
static int mlg_roffblkout(void *, int); |
static int mlg_roffblkout(void *, int); |
static int mlg_roffspecial(void *, int, |
static int mlg_roffspecial(void *, int, |
const char *, char **); |
const char *, const int *, |
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const char **, const char **); |
static int mlg_roffblkheadin(void *, int, |
static int mlg_roffblkheadin(void *, int, |
int *, char **); |
int *, const char **); |
static int mlg_roffblkheadout(void *, int); |
static int mlg_roffblkheadout(void *, int); |
static int mlg_roffblkbodyin(void *, int, |
static int mlg_roffblkbodyin(void *, int, |
int *, char **); |
int *, const char **); |
static int mlg_roffblkbodyout(void *, int); |
static int mlg_roffblkbodyout(void *, int); |
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static int mlg_ref_special(struct md_mlg *, int, |
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const char *, const char **); |
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static int mlg_formatted_special(struct md_mlg *, |
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int, const int *, |
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const char **, const char **); |
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static int mlg_literal_special(struct md_mlg *, |
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int, const char *, const int *, |
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const char **, const char **); |
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static int mlg_function_special(struct md_mlg *, |
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const char *, const char **); |
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static int mlg_atom_special(struct md_mlg *, int, |
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const char *, const char **); |
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static int mlg_begintag(struct md_mlg *, enum md_ns, |
static int mlg_begintag(struct md_mlg *, enum md_ns, |
int, int *, char **); |
int, int *, const char **); |
static int mlg_endtag(struct md_mlg *, enum md_ns, int); |
static int mlg_endtag(struct md_mlg *, enum md_ns, int); |
static int mlg_indent(struct md_mlg *); |
static int mlg_indent(struct md_mlg *); |
static int mlg_newline(struct md_mlg *); |
static int mlg_newline(struct md_mlg *); |
static void mlg_mode(struct md_mlg *, enum md_tok); |
static void mlg_mode(struct md_mlg *, enum md_tok); |
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static int mlg_nstring(struct md_mlg *, |
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const char *, const char *, size_t); |
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static int mlg_string(struct md_mlg *, |
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const char *, const char *); |
static int mlg_data(struct md_mlg *, int, |
static int mlg_data(struct md_mlg *, int, |
const char *, char *); |
const char *, const char *); |
static void mlg_err(struct md_mlg *, const char *, |
static void mlg_err(struct md_mlg *, const char *, |
const char *, char *); |
const char *, const char *, ...); |
static void mlg_warn(struct md_mlg *, const char *, |
static void mlg_msg(struct md_mlg *, |
const char *, char *); |
enum roffmsg, const char *, |
static void mlg_msg(struct md_mlg *, enum roffmsg, |
const char *, const char *); |
const char *, const char *, char *); |
static void mlg_vmsg(struct md_mlg *, enum roffmsg, |
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const char *, const char *, |
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const char *, va_list); |
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#ifdef __linux__ |
#ifdef __linux__ |
extern size_t strlcat(char *, const char *, size_t); |
extern size_t strlcat(char *, const char *, size_t); |
Line 103 extern size_t strlcpy(char *, const char *, size_t); |
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Line 126 extern size_t strlcpy(char *, const char *, size_t); |
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static int |
static int |
mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, |
mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, |
int *argc, char **argv) |
int *argc, const char **argv) |
{ |
{ |
ssize_t res; |
ssize_t res; |
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Line 142 mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, |
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Line 165 mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, |
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if ( ! ml_nputs(p->mbuf, "<", 1, &p->pos)) |
if ( ! ml_nputs(p->mbuf, "<", 1, &p->pos)) |
return(0); |
return(0); |
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res = (*p->cbs.ml_begintag)(p->mbuf, p->data, p->args, ns, tok, |
res = (*p->cbs.ml_begintag)(p->mbuf, p->data, |
argc, (const char **)argv); |
p->args, ns, tok, argc, argv); |
if (-1 == res) |
if (-1 == res) |
return(0); |
return(0); |
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Line 247 mlg_mode(struct md_mlg *p, enum md_tok ns) |
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Line 270 mlg_mode(struct md_mlg *p, enum md_tok ns) |
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static int |
static int |
mlg_data(struct md_mlg *p, int space, const char *start, char *buf) |
mlg_string(struct md_mlg *p, const char *start, const char *buf) |
{ |
{ |
size_t sz; |
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return(mlg_nstring(p, start, buf, strlen(buf))); |
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} |
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static int |
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mlg_nstring(struct md_mlg *p, const char *start, |
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const char *buf, size_t sz) |
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{ |
int c; |
int c; |
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ssize_t res; |
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assert(p->mbuf); |
assert(p->mbuf); |
assert(0 != p->indent); |
assert(0 != p->indent); |
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res = (*p->cbs.ml_beginstring)(p->mbuf, p->args, buf, sz); |
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if (-1 == res) |
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return(0); |
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if (0 == (c = ml_nputstring(p->mbuf, buf, sz, &p->pos))) { |
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mlg_err(p, start, buf, "bad string " |
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"encoding: `%s'", buf); |
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return(0); |
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} 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); |
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if (-1 == res) |
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return(0); |
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return(1); |
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} |
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static int |
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mlg_data(struct md_mlg *p, int space, |
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const char *start, const char *buf) |
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{ |
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size_t sz; |
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assert(p->mbuf); |
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assert(0 != p->indent); |
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if (ML_OVERRIDE_ONE & p->flags || |
if (ML_OVERRIDE_ONE & p->flags || |
ML_OVERRIDE_ALL & p->flags) |
ML_OVERRIDE_ALL & p->flags) |
space = 0; |
space = 0; |
Line 264 mlg_data(struct md_mlg *p, int space, const char *star |
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Line 324 mlg_data(struct md_mlg *p, int space, const char *star |
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if (0 == p->pos) { |
if (0 == p->pos) { |
if ( ! mlg_indent(p)) |
if ( ! mlg_indent(p)) |
return(0); |
return(0); |
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if ( ! mlg_nstring(p, start, buf, sz)) |
c = ml_nputstring(p->mbuf, buf, sz, &p->pos); |
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if (0 == c) { |
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mlg_err(p, start, buf, "bad char sequence"); |
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return(0); |
return(0); |
} else if (c > 1) { |
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mlg_warn(p, start, buf, "bogus char sequence"); |
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return(0); |
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} else if (-1 == c) |
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return(0); |
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if (p->indent * INDENT + sz >= COLUMNS) |
if (p->indent * INDENT + sz >= COLUMNS) |
if ( ! mlg_newline(p)) |
if ( ! mlg_newline(p)) |
Line 293 mlg_data(struct md_mlg *p, int space, const char *star |
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Line 344 mlg_data(struct md_mlg *p, int space, const char *star |
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return(0); |
return(0); |
} |
} |
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c = ml_nputstring(p->mbuf, buf, sz, &p->pos); |
return(mlg_nstring(p, start, buf, sz)); |
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if (0 == c) { |
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mlg_err(p, start, buf, "bad char sequence"); |
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return(0); |
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} else if (c > 1) { |
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mlg_warn(p, start, buf, "bogus char sequence"); |
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return(0); |
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} else if (-1 == c) |
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return(0); |
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return(1); |
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} |
} |
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Line 414 mlg_rofftail(void *arg) |
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Line 454 mlg_rofftail(void *arg) |
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static int |
static int |
mlg_roffspecial(void *arg, int tok, const char *start, char **more) |
mlg_literal_special(struct md_mlg *p, int tok, const char *start, |
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const int *argc, const char **argv, const char **more) |
{ |
{ |
struct md_mlg *p; |
char *lit; |
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assert(arg); |
if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
p = (struct md_mlg *)arg; |
return(0); |
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switch (tok) { |
lit = ml_literal(tok, argc, argv, more); |
case (ROFF_Xr): |
assert(lit); |
if ( ! *more) { |
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mlg_err(p, start, start, "missing argument"); |
if ( ! ml_puts(p->mbuf, lit, &p->pos)) |
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return(0); |
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while (*more) { |
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if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) |
return(0); |
return(0); |
} |
if ( ! mlg_string(p, start, *more++)) |
if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, NULL)) |
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return(0); |
return(0); |
if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
} |
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return(mlg_endtag(p, MD_NS_INLINE, tok)); |
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} |
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static int |
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mlg_ref_special(struct md_mlg *p, int tok, |
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const char *start, const char **more) |
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{ |
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if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
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return(0); |
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assert(*more); |
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if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
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return(0); |
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if (*more) { |
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if ( ! ml_nputs(p->mbuf, "(", 1, &p->pos)) |
return(0); |
return(0); |
if (*more) { |
if ( ! mlg_string(p, start, *more++)) |
if ( ! ml_nputs(p->mbuf, "(", 1, &p->pos)) |
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return(0); |
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if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
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return(0); |
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if ( ! ml_nputs(p->mbuf, ")", 1, &p->pos)) |
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return(0); |
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} |
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if (*more) { |
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mlg_err(p, start, start, "too many arguments"); |
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return(0); |
return(0); |
} |
if ( ! ml_nputs(p->mbuf, ")", 1, &p->pos)) |
if ( ! mlg_endtag(p, MD_NS_INLINE, tok)) |
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return(0); |
return(0); |
break; |
} |
case (ROFF_Fn): |
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abort(); /* TODO */ |
assert(NULL == *more); |
break; |
return(mlg_endtag(p, MD_NS_INLINE, tok)); |
case (ROFF_Nm): |
} |
assert(*more); |
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if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, NULL)) |
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static int |
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mlg_formatted_special(struct md_mlg *p, int tok, |
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const int *argc, const char **argv, const char **more) |
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{ |
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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)) |
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return(0); |
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lit = ml_literal(tok, argc, argv, more); |
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assert(lit); |
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assert(*more); |
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(void)snprintf(buf, sizeof(buf), lit, *more++); |
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assert(NULL == *more); |
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if ( ! ml_puts(p->mbuf, buf, &p->pos)) |
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return(0); |
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return(mlg_endtag(p, MD_NS_INLINE, tok)); |
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} |
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static int |
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mlg_atom_special(struct md_mlg *p, int tok, |
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const char *start, const char **more) |
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{ |
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if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) |
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return(0); |
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assert(*more); |
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if ( ! mlg_string(p, start, *more++)) |
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return(0); |
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assert(NULL == *more); |
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return(mlg_endtag(p, MD_NS_INLINE, tok)); |
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} |
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static int |
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mlg_function_special(struct md_mlg *p, |
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const char *start, const char **more) |
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{ |
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assert(*more); |
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if ( ! mlg_begintag(p, MD_NS_INLINE, ROFF_Fn, NULL, more)) |
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return(0); |
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if ( ! mlg_string(p, start, *more++)) |
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return(0); |
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if ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Fn)) |
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return(0); |
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if (NULL == *more) |
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return(1); |
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if ( ! ml_nputs(p->mbuf, "(", 1, &p->pos)) |
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return(0); |
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p->flags |= ML_OVERRIDE_ONE; |
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if ( ! mlg_begintag(p, MD_NS_INLINE, ROFF_Fa, NULL, more)) |
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return(0); |
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if ( ! mlg_string(p, start, *more++)) |
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return(0); |
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if ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Fa)) |
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return(0); |
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while (*more) { |
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if ( ! ml_nputs(p->mbuf, ", ", 2, &p->pos)) |
return(0); |
return(0); |
if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
if ( ! mlg_begintag(p, MD_NS_INLINE, ROFF_Fa, NULL, more)) |
return(0); |
return(0); |
assert(NULL == *more); |
if ( ! mlg_string(p, start, *more++)) |
if ( ! mlg_endtag(p, MD_NS_INLINE, tok)) |
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return(0); |
return(0); |
break; |
if ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Fa)) |
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return(0); |
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} |
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return(ml_nputs(p->mbuf, ")", 1, &p->pos)); |
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} |
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/* ARGSUSED */ |
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static int |
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mlg_roffspecial(void *arg, int tok, const char *start, |
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const int *argc, const char **argv, const char **more) |
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{ |
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struct md_mlg *p; |
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assert(arg); |
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p = (struct md_mlg *)arg; |
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switch (tok) { |
case (ROFF_Ns): |
case (ROFF_Ns): |
p->flags |= ML_OVERRIDE_ONE; |
p->flags |= ML_OVERRIDE_ONE; |
break; |
return(1); |
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case (ROFF_Sm): |
case (ROFF_Sm): |
assert(*more); |
assert(*more); |
if (0 == strcmp(*more, "on")) |
if (0 == strcmp(*more, "on")) |
p->flags |= ML_OVERRIDE_ALL; |
p->flags |= ML_OVERRIDE_ALL; |
else |
else |
p->flags &= ~ML_OVERRIDE_ALL; |
p->flags &= ~ML_OVERRIDE_ALL; |
break; |
return(1); |
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case (ROFF_Fn): |
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return(mlg_function_special(p, start, more)); |
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case (ROFF_Xr): |
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return(mlg_ref_special(p, tok, start, more)); |
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case (ROFF_Sx): /* FIXME */ |
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/* FALLTHROUGH */ |
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case (ROFF_Nm): |
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return(mlg_atom_special(p, tok, start, more)); |
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case (ROFF_In): |
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/* NOTREACHED */ |
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case (ROFF_Ex): |
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/* NOTREACHED */ |
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case (ROFF_Rv): |
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return(mlg_formatted_special(p, tok, |
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argc, argv, more)); |
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case (ROFF_At): |
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/* FALLTHROUGH */ |
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case (ROFF_Bt): |
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/* FALLTHROUGH */ |
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case (ROFF_Ud): |
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/* FALLTHROUGH */ |
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case (ROFF_Ux): |
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/* FALLTHROUGH */ |
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case (ROFF_Bx): |
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/* FALLTHROUGH */ |
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case (ROFF_Bsx): |
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/* FALLTHROUGH */ |
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case (ROFF_Fx): |
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/* FALLTHROUGH */ |
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case (ROFF_Nx): |
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/* FALLTHROUGH */ |
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case (ROFF_St): |
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/* FALLTHROUGH */ |
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case (ROFF_Ox): |
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return(mlg_literal_special(p, tok, start, |
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argc, argv, more)); |
default: |
default: |
break; |
break; |
} |
} |
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return(1); |
mlg_err(p, start, start, "`%s' not yet supported", |
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toknames[tok]); |
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return(0); |
} |
} |
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static int |
static int |
mlg_roffblkin(void *arg, int tok, int *argc, char **argv) |
mlg_roffblkin(void *arg, int tok, |
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int *argc, const char **argv) |
{ |
{ |
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return(mlg_begintag((struct md_mlg *)arg, |
return(mlg_begintag((struct md_mlg *)arg, |
Line 495 mlg_roffblkout(void *arg, int tok) |
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Line 681 mlg_roffblkout(void *arg, int tok) |
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static int |
static int |
mlg_roffblkbodyin(void *arg, int tok, int *argc, char **argv) |
mlg_roffblkbodyin(void *arg, int tok, |
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int *argc, const char **argv) |
{ |
{ |
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return(mlg_begintag((struct md_mlg *)arg, |
return(mlg_begintag((struct md_mlg *)arg, |
Line 512 mlg_roffblkbodyout(void *arg, int tok) |
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Line 699 mlg_roffblkbodyout(void *arg, int tok) |
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static int |
static int |
mlg_roffblkheadin(void *arg, int tok, int *argc, char **argv) |
mlg_roffblkheadin(void *arg, int tok, |
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int *argc, const char **argv) |
{ |
{ |
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return(mlg_begintag((struct md_mlg *)arg, |
return(mlg_begintag((struct md_mlg *)arg, |
Line 529 mlg_roffblkheadout(void *arg, int tok) |
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Line 717 mlg_roffblkheadout(void *arg, int tok) |
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static int |
static int |
mlg_roffin(void *arg, int tok, int *argc, char **argv) |
mlg_roffin(void *arg, int tok, int *argc, const char **argv) |
{ |
{ |
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return(mlg_begintag((struct md_mlg *)arg, |
return(mlg_begintag((struct md_mlg *)arg, |
Line 546 mlg_roffout(void *arg, int tok) |
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Line 734 mlg_roffout(void *arg, int tok) |
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static void |
static void |
mlg_roffmsg(void *arg, enum roffmsg lvl, |
mlg_roffmsg(void *arg, enum roffmsg lvl, const char *buf, |
const char *buf, const char *pos, char *msg) |
const char *pos, const char *msg) |
{ |
{ |
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mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg); |
mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg); |
Line 555 mlg_roffmsg(void *arg, enum roffmsg lvl, |
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Line 743 mlg_roffmsg(void *arg, enum roffmsg lvl, |
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static int |
static int |
mlg_roffdata(void *arg, int space, const char *start, char *buf) |
mlg_roffdata(void *arg, int space, |
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const char *start, const char *buf) |
{ |
{ |
struct md_mlg *p; |
struct md_mlg *p; |
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Line 566 mlg_roffdata(void *arg, int space, const char *start, |
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Line 755 mlg_roffdata(void *arg, int space, const char *start, |
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return(0); |
return(0); |
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mlg_mode(p, MD_TEXT); |
mlg_mode(p, MD_TEXT); |
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return(1); |
return(1); |
} |
} |
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static void |
static void |
mlg_err(struct md_mlg *p, const char *buf, const char *pos, char *msg) |
mlg_vmsg(struct md_mlg *p, enum roffmsg lvl, const char *start, |
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const char *pos, const char *fmt, va_list ap) |
{ |
{ |
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char buf[128]; |
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mlg_msg(p, ROFF_ERROR, buf, pos, msg); |
(void)vsnprintf(buf, sizeof(buf), fmt, ap); |
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mlg_msg(p, lvl, start, pos, buf); |
} |
} |
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static void |
static void |
mlg_warn(struct md_mlg *p, const char *buf, const char *pos, char *msg) |
mlg_err(struct md_mlg *p, const char *start, |
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const char *pos, const char *fmt, ...) |
{ |
{ |
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va_list ap; |
|
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mlg_msg(p, ROFF_WARN, buf, pos, msg); |
va_start(ap, fmt); |
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mlg_vmsg(p, ROFF_ERROR, start, pos, fmt, ap); |
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va_end(ap); |
} |
} |
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static void |
static void |
mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
const char *buf, const char *pos, char *msg) |
const char *buf, const char *pos, const char *msg) |
{ |
{ |
char *level; |
char *level; |
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Line 613 mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
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Line 808 mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
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else |
else |
(void)fprintf(stderr, "%s: %s: %s\n", |
(void)fprintf(stderr, "%s: %s: %s\n", |
p->rbuf->name, level, msg); |
p->rbuf->name, level, msg); |
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} |
} |