version 1.9, 2008/12/05 11:28:17 |
version 1.15, 2008/12/06 19:41:41 |
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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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size_t pos; |
size_t pos; |
enum md_tok last; |
enum md_tok last; |
void *arg; |
void *arg; |
ml_begintag begintag; |
struct ml_cbs cbs; |
ml_endtag endtag; |
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ml_begin begin; |
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ml_end end; |
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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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void *data; |
}; |
}; |
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static char *mlg_literal(int); |
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static char *mlg_At_literal(const char *); |
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 *, const struct tm *, |
static int mlg_roffhead(void *, const struct tm *, |
Line 91 static void mlg_mode(struct md_mlg *, enum md_tok); |
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Line 92 static void mlg_mode(struct md_mlg *, enum md_tok); |
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static int mlg_data(struct md_mlg *, int, |
static int mlg_data(struct md_mlg *, int, |
const char *, char *); |
const char *, 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_warn(struct md_mlg *, const char *, |
const char *, char *); |
const char *, const char *, ...); |
static void mlg_msg(struct md_mlg *, enum roffmsg, |
static void mlg_msg(struct md_mlg *, enum roffmsg, |
const char *, const char *, char *); |
const char *, const char *, char *); |
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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 107 extern size_t strlcpy(char *, const char *, size_t); |
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#endif |
#endif |
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static char * |
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mlg_At_literal(const char *p) |
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{ |
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if (NULL == p) |
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return("AT&T UNIX"); |
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if (0 == strcmp(p, "v6")) |
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return("Version 6 AT&T UNIX"); |
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else if (0 == strcmp(p, "v7")) |
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return("Version 7 AT&T UNIX"); |
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else if (0 == strcmp(p, "32v")) |
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return("Version 32v AT&T UNIX"); |
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else if (0 == strcmp(p, "V.1")) |
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return("AT&T System V.1 UNIX"); |
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else if (0 == strcmp(p, "V.4")) |
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return("AT&T System V.4 UNIX"); |
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abort(); |
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/* NOTREACHED */ |
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} |
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static char * |
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mlg_literal(int tok) |
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{ |
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switch (tok) { |
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case (ROFF_Bt): |
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return("is currently in beta test."); |
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case (ROFF_Ud): |
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return("currently under development."); |
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case (ROFF_Fx): |
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return("FreeBSD"); |
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case (ROFF_Nx): |
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return("NetBSD"); |
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case (ROFF_Ox): |
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return("OpenBSD"); |
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case (ROFF_Ux): |
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return("UNIX"); |
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case (ROFF_Bx): |
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return("BSD"); |
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case (ROFF_Bsx): |
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return("BSDI BSD/OS"); |
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default: |
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break; |
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} |
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abort(); |
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/* NOTREACHED */ |
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} |
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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, char **argv) |
Line 144 mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, |
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Line 197 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->begintag)(p->mbuf, p->args, ns, tok, |
res = (*p->cbs.ml_begintag)(p->mbuf, p->data, p->args, ns, tok, |
argc, (const char **)argv); |
argc, (const char **)argv); |
if (-1 == res) |
if (-1 == res) |
return(0); |
return(0); |
Line 193 mlg_endtag(struct md_mlg *p, enum md_ns ns, int tok) |
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Line 246 mlg_endtag(struct md_mlg *p, enum md_ns ns, int tok) |
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if ( ! ml_nputs(p->mbuf, "</", 2, &p->pos)) |
if ( ! ml_nputs(p->mbuf, "</", 2, &p->pos)) |
return(0); |
return(0); |
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res = (*p->endtag)(p->mbuf, p->args, ns, tok); |
res = (*p->cbs.ml_endtag)(p->mbuf, p->data, p->args, ns, tok); |
if (-1 == res) |
if (-1 == res) |
return(0); |
return(0); |
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Line 233 mlg_indent(struct md_mlg *p) |
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Line 286 mlg_indent(struct md_mlg *p) |
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static int |
static int |
mlg_newline(struct md_mlg *p) |
mlg_newline(struct md_mlg *p) |
{ |
{ |
size_t dummy; |
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if ( ! ml_nputs(p->mbuf, "\n", 1, &dummy)) |
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return(0); |
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p->pos = 0; |
p->pos = 0; |
return(1); |
return(ml_nputs(p->mbuf, "\n", 1, NULL)); |
} |
} |
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Line 328 mlg_exit(struct md_mlg *p, int flush) |
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Line 378 mlg_exit(struct md_mlg *p, int flush) |
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c = roff_free(p->tree, flush); |
c = roff_free(p->tree, flush); |
free(p); |
free(p); |
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(*p->cbs.ml_free)(p->data); |
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return(c); |
return(c); |
} |
} |
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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, |
const struct ml_cbs *cbs) |
ml_begin begin, ml_end end) |
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{ |
{ |
struct roffcb cb; |
struct roffcb cb; |
struct md_mlg *p; |
struct md_mlg *p; |
Line 362 mlg_alloc(const struct md_args *args, |
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Line 414 mlg_alloc(const struct md_args *args, |
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p->args = args; |
p->args = args; |
p->mbuf = mbuf; |
p->mbuf = mbuf; |
p->rbuf = rbuf; |
p->rbuf = rbuf; |
p->begintag = begintag; |
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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))) { |
(void)memcpy(&p->cbs, cbs, sizeof(struct ml_cbs)); |
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if (NULL == (p->tree = roff_alloc(&cb, p))) |
free(p); |
free(p); |
return(NULL); |
else if ( ! (*p->cbs.ml_alloc)(&p->data)) |
} |
free(p); |
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else |
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return(p); |
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return(p); |
return(NULL); |
} |
} |
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Line 386 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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Line 438 mlg_roffhead(void *arg, const struct tm *tm, const cha |
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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 ( ! (*p->begin)(p->mbuf, p->args, tm, os, title, sec, vol)) |
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if ( ! (*p->cbs.ml_begin)(p->mbuf, p->args, tm, os, title, sec, vol)) |
return(0); |
return(0); |
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p->indent++; |
p->indent++; |
Line 402 mlg_rofftail(void *arg) |
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Line 455 mlg_rofftail(void *arg) |
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assert(arg); |
assert(arg); |
p = (struct md_mlg *)arg; |
p = (struct md_mlg *)arg; |
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if (0 != p->pos && ! mlg_newline(p)) |
if (0 != p->pos) |
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if ( ! mlg_newline(p)) |
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return(0); |
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if ( ! (*p->cbs.ml_end)(p->mbuf, p->args)) |
return(0); |
return(0); |
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mlg_mode(p, MD_BLK_OUT); |
mlg_mode(p, MD_BLK_OUT); |
if ( ! (*p->end)(p->mbuf, p->args)) |
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return(0); |
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return(mlg_newline(p)); |
return(mlg_newline(p)); |
} |
} |
Line 421 mlg_roffspecial(void *arg, int tok, const char *start, |
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Line 476 mlg_roffspecial(void *arg, int tok, const char *start, |
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assert(arg); |
assert(arg); |
p = (struct md_mlg *)arg; |
p = (struct md_mlg *)arg; |
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/* |
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* First handle macros without content. |
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*/ |
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switch (tok) { |
switch (tok) { |
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case (ROFF_Ns): |
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p->flags |= ML_OVERRIDE_ONE; |
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return(1); |
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case (ROFF_Sm): |
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assert(*more); |
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if (0 == strcmp(*more, "on")) |
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p->flags |= ML_OVERRIDE_ALL; |
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else |
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p->flags &= ~ML_OVERRIDE_ALL; |
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return(1); |
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default: |
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break; |
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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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switch (tok) { |
case (ROFF_Xr): |
case (ROFF_Xr): |
if ( ! *more) { |
if ( ! *more) { |
mlg_err(p, start, start, "missing argument"); |
mlg_err(p, start, start, "missing argument"); |
return(0); |
return(0); |
} |
} |
if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, NULL)) |
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return(0); |
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if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
return(0); |
return(0); |
if (*more) { |
if (*more) { |
Line 443 mlg_roffspecial(void *arg, int tok, const char *start, |
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Line 518 mlg_roffspecial(void *arg, int tok, const char *start, |
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mlg_err(p, start, start, "too many arguments"); |
mlg_err(p, start, start, "too many arguments"); |
return(0); |
return(0); |
} |
} |
if ( ! mlg_endtag(p, MD_NS_INLINE, tok)) |
break; |
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case (ROFF_Sx): |
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/* FALLTHROUGH */ |
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case (ROFF_Nm): |
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assert(*more); |
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if ( ! ml_puts(p->mbuf, *more++, &p->pos)) |
return(0); |
return(0); |
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assert(NULL == *more); |
break; |
break; |
case (ROFF_Fn): |
case (ROFF_Ex): |
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assert(*more); |
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if ( ! ml_puts(p->mbuf, "The ", &p->pos)) |
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return(0); |
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if ( ! mlg_begintag(p, MD_NS_INLINE, ROFF_Xr, NULL, NULL)) |
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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 ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Xr)) |
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return(0); |
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if ( ! ml_puts(p->mbuf, " utility exits 0 on success, " |
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"and >0 if an error " |
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"occurs.", &p->pos)) |
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return(0); |
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assert(NULL == *more); |
break; |
break; |
case (ROFF_Ns): |
case (ROFF_At): |
p->flags |= ML_OVERRIDE_ONE; |
if ( ! ml_puts(p->mbuf, mlg_At_literal(*more), &p->pos)) |
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return(0); |
break; |
break; |
case (ROFF_Sm): |
case (ROFF_Bx): |
assert(*more); |
/* FALLTHROUGH */ |
if (0 == strcmp(*more, "on")) |
case (ROFF_Bsx): |
p->flags |= ML_OVERRIDE_ALL; |
/* FALLTHROUGH */ |
else |
case (ROFF_Fx): |
p->flags &= ~ML_OVERRIDE_ALL; |
/* FALLTHROUGH */ |
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case (ROFF_Nx): |
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/* FALLTHROUGH */ |
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case (ROFF_Ox): |
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if ( ! ml_puts(p->mbuf, mlg_literal(tok), &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)) |
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return(0); |
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if ( ! ml_putstring(p->mbuf, *more++, &p->pos)) |
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return(0); |
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} |
break; |
break; |
default: |
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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assert(NULL == *more); |
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if ( ! ml_puts(p->mbuf, mlg_literal(tok), &p->pos)) |
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return(0); |
break; |
break; |
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default: |
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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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return(1); |
return(mlg_endtag(p, MD_NS_INLINE, tok)); |
} |
} |
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Line 555 mlg_roffdata(void *arg, int space, const char *start, |
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Line 673 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_warn(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_WARN, start, pos, fmt, ap); |
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va_end(ap); |
} |
} |
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static void |
static void |
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mlg_err(struct md_mlg *p, const char *start, |
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const char *pos, const char *fmt, ...) |
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{ |
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va_list ap; |
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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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} |
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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, char *msg) |
{ |
{ |
Line 601 mlg_msg(struct md_mlg *p, enum roffmsg lvl, |
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Line 739 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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} |
} |