version 1.1, 2008/12/03 14:39:59 |
version 1.6, 2008/12/04 16:34:59 |
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#define COLUMNS 72 |
#define COLUMNS 72 |
#define INDENT 4 |
#define INDENT 4 |
#define MAXINDENT 8 |
#define MAXINDENT 10 |
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enum md_tok { |
enum md_tok { |
MD_TEXT, |
MD_TEXT, |
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void *arg; |
void *arg; |
ml_begintag begintag; |
ml_begintag begintag; |
ml_endtag endtag; |
ml_endtag endtag; |
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ml_begin begin; |
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ml_end end; |
int flags; |
int flags; |
#define ML_OVERRIDE_ONE (1 << 0) |
#define ML_OVERRIDE_ONE (1 << 0) |
#define ML_OVERRIDE_ALL (1 << 1) |
#define ML_OVERRIDE_ALL (1 << 1) |
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static void mlg_roffmsg(void *arg, enum roffmsg, |
static void mlg_roffmsg(void *arg, enum roffmsg, |
const char *, const char *, char *); |
const char *, const char *, char *); |
static int mlg_roffhead(void *); |
static int mlg_roffhead(void *, const struct tm *, |
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const char *, const char *, |
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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, int *, char **); |
static int mlg_roffdata(void *, int, char *); |
static int mlg_roffdata(void *, int, |
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const char *, char *); |
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static int mlg_rofftoken(void *, int, int); |
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 *, char **); |
static int mlg_roffblkout(void *, int); |
static int mlg_roffblkout(void *, int); |
static int mlg_roffspecial(void *, int, int *, char **, char **); |
static int mlg_roffspecial(void *, int, int *, |
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char **, char **); |
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static int mlg_roffblkheadin(void *, int, |
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int *, char **); |
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static int mlg_roffblkheadout(void *, int); |
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static int mlg_roffblkbodyin(void *, int, |
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int *, char **); |
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static int mlg_roffblkbodyout(void *, int); |
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static int mlg_beginblk(struct md_mlg *, enum md_ns, int, |
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int *, char **); |
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static int mlg_endblk(struct md_mlg *, enum md_ns, int); |
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 *, 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); |
static int mlg_data(struct md_mlg *, int, char *); |
static int mlg_data(struct md_mlg *, int, |
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const char *, char *); |
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static void mlg_err(struct md_mlg *, const char *, |
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const char *, char *); |
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static void mlg_warn(struct md_mlg *, const char *, |
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const char *, char *); |
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static void mlg_msg(struct md_mlg *, enum roffmsg, |
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const char *, const char *, char *); |
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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 84 extern size_t strlcpy(char *, const char *, size_t); |
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Line 108 extern size_t strlcpy(char *, const char *, size_t); |
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static int |
static int |
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mlg_beginblk(struct md_mlg *p, enum md_ns ns, int tok, |
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int *argc, char **argv) |
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{ |
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if (0 != p->pos) { |
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if ( ! mlg_newline(p)) |
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return(0); |
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if ( ! mlg_indent(p)) |
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return(0); |
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} else if ( ! mlg_indent(p)) |
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return(0); |
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p->indent++; |
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mlg_mode(p, MD_BLK_IN); |
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if ( ! mlg_begintag(p, ns, tok, argc, argv)) |
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return(0); |
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return(mlg_newline(p)); |
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} |
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static int |
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mlg_endblk(struct md_mlg *p, enum md_ns ns, int tok) |
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{ |
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p->indent--; |
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if (0 != p->pos) { |
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if ( ! mlg_newline(p)) |
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return(0); |
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if ( ! mlg_indent(p)) |
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return(0); |
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} else if ( ! mlg_indent(p)) |
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return(0); |
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mlg_mode(p, MD_BLK_OUT); |
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if ( ! mlg_endtag(p, ns, tok)) |
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return(0); |
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return(mlg_newline(p)); |
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} |
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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, char **argv) |
{ |
{ |
Line 136 mlg_indent(struct md_mlg *p) |
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Line 202 mlg_indent(struct md_mlg *p) |
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{ |
{ |
size_t count; |
size_t count; |
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count = p->indent > MAXINDENT ? MAXINDENT : p->indent; |
count = p->indent > MAXINDENT ? (size_t)MAXINDENT : p->indent; |
count *= INDENT; |
count *= INDENT; |
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assert(0 == p->pos); |
assert(0 == p->pos); |
Line 159 mlg_newline(struct md_mlg *p) |
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Line 225 mlg_newline(struct md_mlg *p) |
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static void |
static void |
mlg_mode(struct md_mlg *p, enum md_tok ns) |
mlg_mode(struct md_mlg *p, enum md_tok ns) |
{ |
{ |
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p->flags &= ~ML_OVERRIDE_ONE; |
p->flags &= ~ML_OVERRIDE_ONE; |
p->last = ns; |
p->last = ns; |
} |
} |
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static int |
static int |
mlg_data(struct md_mlg *p, int space, char *buf) |
mlg_data(struct md_mlg *p, int space, const char *start, char *buf) |
{ |
{ |
size_t sz; |
size_t sz; |
char *bufp; |
char *bufp; |
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int c; |
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assert(p->mbuf); |
assert(p->mbuf); |
assert(0 != p->indent); |
assert(0 != p->indent); |
Line 196 mlg_data(struct md_mlg *p, int space, char *buf) |
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Line 264 mlg_data(struct md_mlg *p, int space, char *buf) |
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if (0 == p->pos) { |
if (0 == p->pos) { |
if ( ! mlg_indent(p)) |
if ( ! mlg_indent(p)) |
return(0); |
return(0); |
if ( ! ml_nputstring(p->mbuf, bufp, |
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sz, &p->pos)) |
c = ml_nputstring(p->mbuf, bufp, sz, &p->pos); |
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if (0 == c) { |
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mlg_err(p, start, bufp, "invalid " |
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"character sequence"); |
return(0); |
return(0); |
if (p->indent * MAXINDENT + sz >= COLUMNS) |
} else if (c > 1) { |
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mlg_warn(p, start, bufp, "bogus " |
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"character 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 ( ! mlg_newline(p)) |
if ( ! mlg_newline(p)) |
return(0); |
return(0); |
if ( ! (ML_OVERRIDE_ALL & p->flags)) |
if ( ! (ML_OVERRIDE_ALL & p->flags)) |
Line 217 mlg_data(struct md_mlg *p, int space, char *buf) |
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Line 295 mlg_data(struct md_mlg *p, int space, char *buf) |
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return(0); |
return(0); |
} |
} |
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if ( ! ml_nputstring(p->mbuf, bufp, sz, &p->pos)) |
c = ml_nputstring(p->mbuf, bufp, sz, &p->pos); |
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if (0 == c) { |
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mlg_err(p, start, bufp, "invalid " |
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"character sequence"); |
return(0); |
return(0); |
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} else if (c > 1) { |
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mlg_warn(p, start, bufp, "bogus " |
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"character 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 ( ! (ML_OVERRIDE_ALL & p->flags)) |
if ( ! (ML_OVERRIDE_ALL & p->flags)) |
space = 1; |
space = 1; |
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mlg_alloc(const struct md_args *args, |
mlg_alloc(const struct md_args *args, |
const struct md_rbuf *rbuf, |
const struct md_rbuf *rbuf, |
struct md_mbuf *mbuf, |
struct md_mbuf *mbuf, |
ml_begintag begintag, ml_endtag endtag) |
ml_begintag begintag, ml_endtag endtag, |
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ml_begin begin, ml_end end) |
{ |
{ |
struct roffcb cb; |
struct roffcb cb; |
struct md_mlg *p; |
struct md_mlg *p; |
Line 261 mlg_alloc(const struct md_args *args, |
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Line 349 mlg_alloc(const struct md_args *args, |
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cb.roffin = mlg_roffin; |
cb.roffin = mlg_roffin; |
cb.roffout = mlg_roffout; |
cb.roffout = mlg_roffout; |
cb.roffblkin = mlg_roffblkin; |
cb.roffblkin = mlg_roffblkin; |
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cb.roffblkheadin = mlg_roffblkheadin; |
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cb.roffblkheadout = mlg_roffblkheadout; |
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cb.roffblkbodyin = mlg_roffblkbodyin; |
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cb.roffblkbodyout = mlg_roffblkbodyout; |
cb.roffblkout = mlg_roffblkout; |
cb.roffblkout = mlg_roffblkout; |
cb.roffspecial = mlg_roffspecial; |
cb.roffspecial = mlg_roffspecial; |
cb.roffmsg = mlg_roffmsg; |
cb.roffmsg = mlg_roffmsg; |
cb.roffdata = mlg_roffdata; |
cb.roffdata = mlg_roffdata; |
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cb.rofftoken = mlg_rofftoken; |
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if (NULL == (p = calloc(1, sizeof(struct md_mlg)))) |
if (NULL == (p = calloc(1, sizeof(struct md_mlg)))) |
err(1, "calloc"); |
err(1, "calloc"); |
Line 274 mlg_alloc(const struct md_args *args, |
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Line 367 mlg_alloc(const struct md_args *args, |
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p->rbuf = rbuf; |
p->rbuf = rbuf; |
p->begintag = begintag; |
p->begintag = begintag; |
p->endtag = endtag; |
p->endtag = endtag; |
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p->begin = begin; |
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p->end = end; |
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if (NULL == (p->tree = roff_alloc(&cb, p))) { |
if (NULL == (p->tree = roff_alloc(&cb, p))) { |
free(p); |
free(p); |
Line 285 mlg_alloc(const struct md_args *args, |
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Line 380 mlg_alloc(const struct md_args *args, |
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static int |
static int |
mlg_roffhead(void *arg) |
mlg_roffhead(void *arg, const struct tm *tm, const char *os, |
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const char *title, const char *sec, const char *vol) |
{ |
{ |
struct md_mlg *p; |
struct md_mlg *p; |
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Line 293 mlg_roffhead(void *arg) |
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Line 389 mlg_roffhead(void *arg) |
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p = (struct md_mlg *)arg; |
p = (struct md_mlg *)arg; |
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mlg_mode(p, MD_BLK_IN); |
mlg_mode(p, MD_BLK_IN); |
if ( ! mlg_begintag(p, MD_NS_DEFAULT, -1, NULL, NULL)) |
if ( ! (*p->begin)(p->mbuf, p->args, tm, os, title, sec, vol)) |
return(0); |
return(0); |
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p->indent++; |
p->indent++; |
Line 313 mlg_rofftail(void *arg) |
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Line 409 mlg_rofftail(void *arg) |
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return(0); |
return(0); |
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mlg_mode(p, MD_BLK_OUT); |
mlg_mode(p, MD_BLK_OUT); |
if ( ! mlg_endtag(p, -1, MD_NS_DEFAULT)) |
if ( ! (*p->end)(p->mbuf, p->args)) |
return(0); |
return(0); |
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return(mlg_newline(p)); |
return(mlg_newline(p)); |
Line 351 mlg_roffspecial(void *arg, int tok, int *argc, char ** |
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Line 447 mlg_roffspecial(void *arg, int tok, int *argc, char ** |
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static int |
static int |
mlg_roffblkin(void *arg, int tok, int *argc, char **argv) |
mlg_roffblkin(void *arg, int tok, int *argc, char **argv) |
{ |
{ |
struct md_mlg *p; |
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assert(arg); |
return(mlg_beginblk((struct md_mlg *)arg, |
p = (struct md_mlg *)arg; |
MD_NS_BLOCK, tok, argc, argv)); |
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} |
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if (0 != p->pos) { |
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if ( ! mlg_newline(p)) |
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return(0); |
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if ( ! mlg_indent(p)) |
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return(0); |
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} else if ( ! mlg_indent(p)) |
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return(0); |
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p->indent++; |
static int |
mlg_mode(p, MD_BLK_IN); |
mlg_roffblkout(void *arg, int tok) |
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{ |
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if ( ! mlg_begintag(p, MD_NS_BLOCK, tok, argc, argv)) |
return(mlg_endblk((struct md_mlg *)arg, MD_NS_BLOCK, tok)); |
return(0); |
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return(mlg_newline(p)); |
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} |
} |
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static int |
static int |
mlg_roffblkout(void *arg, int tok) |
mlg_roffblkbodyin(void *arg, int tok, int *argc, char **argv) |
{ |
{ |
struct md_mlg *p; |
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assert(arg); |
return(mlg_beginblk((struct md_mlg *)arg, |
p = (struct md_mlg *)arg; |
MD_NS_BODY, tok, argc, argv)); |
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} |
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p->indent--; |
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if (0 != p->pos) { |
static int |
if ( ! mlg_newline(p)) |
mlg_roffblkbodyout(void *arg, int tok) |
return(0); |
{ |
if ( ! mlg_indent(p)) |
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return(0); |
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} else if ( ! mlg_indent(p)) |
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return(0); |
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mlg_mode(p, MD_BLK_OUT); |
return(mlg_endblk((struct md_mlg *)arg, MD_NS_BODY, tok)); |
if ( ! mlg_endtag(p, MD_NS_BLOCK, tok)) |
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return(0); |
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return(mlg_newline(p)); |
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} |
} |
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static int |
static int |
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mlg_roffblkheadin(void *arg, int tok, int *argc, char **argv) |
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{ |
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return(mlg_beginblk((struct md_mlg *)arg, |
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MD_NS_HEAD, tok, argc, argv)); |
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} |
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static int |
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mlg_roffblkheadout(void *arg, int tok) |
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{ |
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return(mlg_endblk((struct md_mlg *)arg, MD_NS_HEAD, tok)); |
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} |
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static int |
mlg_roffin(void *arg, int tok, int *argc, char **argv) |
mlg_roffin(void *arg, int tok, int *argc, char **argv) |
{ |
{ |
struct md_mlg *p; |
struct md_mlg *p; |
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mlg_roffmsg(void *arg, enum roffmsg lvl, |
mlg_roffmsg(void *arg, enum roffmsg lvl, |
const char *buf, const char *pos, char *msg) |
const char *buf, const char *pos, char *msg) |
{ |
{ |
char *level; |
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mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg); |
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} |
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static int |
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mlg_rofftoken(void *arg, int space, int value) |
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{ |
struct md_mlg *p; |
struct md_mlg *p; |
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const char *seq; |
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size_t sz, res; |
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assert(arg); |
assert(arg); |
p = (struct md_mlg *)arg; |
p = (struct md_mlg *)arg; |
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switch (value) { |
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case (ROFFTok_Sp_A): |
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seq = "\\a"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_B): |
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seq = "\\b"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_F): |
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seq = "\\f"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_N): |
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seq = "\\n"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_R): |
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seq = "\\r"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_T): |
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seq = "\\t"; |
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sz = 2; |
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break; |
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case (ROFFTok_Sp_V): |
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seq = "\\v"; |
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sz = 2; |
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break; |
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case (ROFFTok_Space): |
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seq = " "; |
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sz = 6; |
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break; |
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case (ROFFTok_Hyphen): |
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seq = "‐"; |
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sz = 7; |
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break; |
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case (ROFFTok_Em): |
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seq = "—"; |
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sz = 7; |
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break; |
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case (ROFFTok_En): |
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seq = "–"; |
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sz = 7; |
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break; |
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case (ROFFTok_Ge): |
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seq = "≥"; |
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sz = 7; |
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break; |
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case (ROFFTok_Le): |
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seq = "≤"; |
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sz = 7; |
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break; |
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case (ROFFTok_Rquote): |
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seq = "”"; |
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sz = 7; |
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break; |
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case (ROFFTok_Lquote): |
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seq = "“"; |
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sz = 7; |
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break; |
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case (ROFFTok_Uparrow): |
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seq = "↑"; |
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sz = 7; |
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break; |
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case (ROFFTok_Acute): |
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seq = "´"; |
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sz = 6; |
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break; |
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case (ROFFTok_Grave): |
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seq = "`"; |
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sz = 5; |
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break; |
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case (ROFFTok_Pi): |
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seq = "π"; |
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sz = 6; |
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break; |
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case (ROFFTok_Ne): |
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seq = "≠"; |
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sz = 7; |
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break; |
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case (ROFFTok_Lt): |
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seq = "<"; |
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sz = 4; |
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break; |
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case (ROFFTok_Gt): |
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seq = ">"; |
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sz = 4; |
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break; |
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case (ROFFTok_Plusmin): |
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seq = "±"; |
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sz = 6; |
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break; |
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case (ROFFTok_Infty): |
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seq = "∞"; |
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sz = 7; |
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break; |
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case (ROFFTok_Bar): |
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seq = "|"; |
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sz = 6; |
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break; |
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case (ROFFTok_Nan): |
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seq = "Nan"; |
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sz = 3; |
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break; |
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case (ROFFTok_Quote): |
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seq = """; |
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sz = 6; |
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break; |
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default: |
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/* TODO: print error. */ |
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return(0); |
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} |
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if (space && ! ml_nputs(p->mbuf, " ", 1, &res)) |
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return(0); |
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p->pos += res; |
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if ( ! ml_nputs(p->mbuf, seq, sz, &res)) |
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return(0); |
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p->pos += res; |
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return(1); |
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} |
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static int |
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mlg_roffdata(void *arg, int space, const char *start, char *buf) |
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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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if ( ! mlg_data(p, space, start, buf)) |
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return(0); |
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mlg_mode(p, MD_TEXT); |
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return(1); |
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} |
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static void |
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mlg_err(struct md_mlg *p, const char *buf, const char *pos, char *msg) |
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{ |
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mlg_msg(p, ROFF_ERROR, buf, pos, msg); |
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} |
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static void |
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mlg_warn(struct md_mlg *p, const char *buf, const char *pos, char *msg) |
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{ |
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mlg_msg(p, ROFF_WARN, buf, pos, msg); |
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} |
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static void |
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mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
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const char *buf, const char *pos, char *msg) |
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{ |
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char *level; |
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switch (lvl) { |
switch (lvl) { |
case (ROFF_WARN): |
case (ROFF_WARN): |
if ( ! (MD_WARN_ALL & p->args->warnings)) |
if ( ! (MD_WARN_ALL & p->args->warnings)) |
Line 477 mlg_roffmsg(void *arg, enum roffmsg lvl, |
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Line 747 mlg_roffmsg(void *arg, enum roffmsg lvl, |
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p->rbuf->name, level, msg); |
p->rbuf->name, level, msg); |
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} |
} |
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static int |
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mlg_roffdata(void *arg, int space, char *buf) |
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{ |
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struct md_mlg *p; |
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|
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assert(arg); |
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p = (struct md_mlg *)arg; |
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|
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if ( ! mlg_data(p, space, buf)) |
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return(0); |
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|
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mlg_mode(p, MD_TEXT); |
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return(1); |
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} |
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