version 1.44, 2009/10/27 08:26:12 |
version 1.50, 2010/03/22 05:59:32 |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <string.h> |
#include <string.h> |
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#include "libman.h" |
#include "libman.h" |
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#include "libmandoc.h" |
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const char *const __man_merrnames[WERRMAX] = { |
const char *const __man_merrnames[WERRMAX] = { |
"invalid character", /* WNPRINT */ |
"invalid character", /* WNPRINT */ |
"system: malloc error", /* WNMEM */ |
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"invalid manual section", /* WMSEC */ |
"invalid manual section", /* WMSEC */ |
"invalid date format", /* WDATE */ |
"invalid date format", /* WDATE */ |
"scope of prior line violated", /* WLNSCOPE */ |
"scope of prior line violated", /* WLNSCOPE */ |
Line 67 static int man_node_append(struct man *, |
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Line 71 static int man_node_append(struct man *, |
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static int man_ptext(struct man *, int, char *); |
static int man_ptext(struct man *, int, char *); |
static int man_pmacro(struct man *, int, char *); |
static int man_pmacro(struct man *, int, char *); |
static void man_free1(struct man *); |
static void man_free1(struct man *); |
static int man_alloc1(struct man *); |
static void man_alloc1(struct man *); |
static int pstring(struct man *, int, int, |
static int pstring(struct man *, int, int, |
const char *, size_t); |
const char *, size_t); |
static int macrowarn(struct man *, int, const char *); |
static int macrowarn(struct man *, int, const char *); |
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#ifdef __linux__ |
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extern size_t strlcpy(char *, const char *, size_t); |
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#endif |
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const struct man_node * |
const struct man_node * |
man_node(const struct man *m) |
man_node(const struct man *m) |
{ |
{ |
Line 93 man_meta(const struct man *m) |
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Line 93 man_meta(const struct man *m) |
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} |
} |
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int |
void |
man_reset(struct man *man) |
man_reset(struct man *man) |
{ |
{ |
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man_free1(man); |
man_free1(man); |
return(man_alloc1(man)); |
man_alloc1(man); |
} |
} |
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Line 116 man_alloc(void *data, int pflags, const struct man_cb |
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Line 116 man_alloc(void *data, int pflags, const struct man_cb |
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{ |
{ |
struct man *p; |
struct man *p; |
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if (NULL == (p = calloc(1, sizeof(struct man)))) |
p = mandoc_calloc(1, sizeof(struct man)); |
return(NULL); |
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if ( ! man_alloc1(p)) { |
if (cb) |
free(p); |
memcpy(&p->cb, cb, sizeof(struct man_cb)); |
return(NULL); |
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} |
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man_hash_init(); |
man_hash_init(); |
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p->data = data; |
p->data = data; |
p->pflags = pflags; |
p->pflags = pflags; |
(void)memcpy(&p->cb, cb, sizeof(struct man_cb)); |
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man_alloc1(p); |
return(p); |
return(p); |
} |
} |
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Line 171 man_free1(struct man *man) |
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Line 168 man_free1(struct man *man) |
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} |
} |
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static int |
static void |
man_alloc1(struct man *m) |
man_alloc1(struct man *m) |
{ |
{ |
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memset(&m->meta, 0, sizeof(struct man_meta)); |
memset(&m->meta, 0, sizeof(struct man_meta)); |
m->flags = 0; |
m->flags = 0; |
m->last = calloc(1, sizeof(struct man_node)); |
m->last = mandoc_calloc(1, sizeof(struct man_node)); |
if (NULL == m->last) |
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return(0); |
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m->first = m->last; |
m->first = m->last; |
m->last->type = MAN_ROOT; |
m->last->type = MAN_ROOT; |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
return(1); |
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} |
} |
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Line 250 man_node_alloc(int line, int pos, enum man_type type, |
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Line 244 man_node_alloc(int line, int pos, enum man_type type, |
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{ |
{ |
struct man_node *p; |
struct man_node *p; |
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p = calloc(1, sizeof(struct man_node)); |
p = mandoc_calloc(1, sizeof(struct man_node)); |
if (NULL == p) |
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return(NULL); |
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p->line = line; |
p->line = line; |
p->pos = pos; |
p->pos = pos; |
p->type = type; |
p->type = type; |
Line 268 man_elem_alloc(struct man *m, int line, int pos, int t |
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Line 259 man_elem_alloc(struct man *m, int line, int pos, int t |
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struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_ELEM, tok); |
p = man_node_alloc(line, pos, MAN_ELEM, tok); |
if (NULL == p) |
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return(0); |
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if ( ! man_node_append(m, p)) |
if ( ! man_node_append(m, p)) |
return(0); |
return(0); |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
Line 283 man_head_alloc(struct man *m, int line, int pos, int t |
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Line 272 man_head_alloc(struct man *m, int line, int pos, int t |
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struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_HEAD, tok); |
p = man_node_alloc(line, pos, MAN_HEAD, tok); |
if (NULL == p) |
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return(0); |
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if ( ! man_node_append(m, p)) |
if ( ! man_node_append(m, p)) |
return(0); |
return(0); |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
Line 298 man_body_alloc(struct man *m, int line, int pos, int t |
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Line 285 man_body_alloc(struct man *m, int line, int pos, int t |
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struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_BODY, tok); |
p = man_node_alloc(line, pos, MAN_BODY, tok); |
if (NULL == p) |
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return(0); |
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if ( ! man_node_append(m, p)) |
if ( ! man_node_append(m, p)) |
return(0); |
return(0); |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
Line 313 man_block_alloc(struct man *m, int line, int pos, int |
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Line 298 man_block_alloc(struct man *m, int line, int pos, int |
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struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_BLOCK, tok); |
p = man_node_alloc(line, pos, MAN_BLOCK, tok); |
if (NULL == p) |
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return(0); |
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if ( ! man_node_append(m, p)) |
if ( ! man_node_append(m, p)) |
return(0); |
return(0); |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
Line 330 pstring(struct man *m, int line, int pos, |
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Line 313 pstring(struct man *m, int line, int pos, |
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size_t sv; |
size_t sv; |
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n = man_node_alloc(line, pos, MAN_TEXT, -1); |
n = man_node_alloc(line, pos, MAN_TEXT, -1); |
if (NULL == n) |
n->string = mandoc_malloc(len + 1); |
return(0); |
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n->string = malloc(len + 1); |
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if (NULL == n->string) { |
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free(n); |
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return(0); |
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} |
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sv = strlcpy(n->string, p, len + 1); |
sv = strlcpy(n->string, p, len + 1); |
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/* Prohibit truncation. */ |
/* Prohibit truncation. */ |
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man_ptext(struct man *m, int line, char *buf) |
man_ptext(struct man *m, int line, char *buf) |
{ |
{ |
int i, j; |
int i, j; |
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char sv; |
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/* Literal free-form text whitespace is preserved. */ |
/* Literal free-form text whitespace is preserved. */ |
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Line 403 man_ptext(struct man *m, int line, char *buf) |
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Line 379 man_ptext(struct man *m, int line, char *buf) |
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for (i = 0; ' ' == buf[i]; i++) |
for (i = 0; ' ' == buf[i]; i++) |
/* Skip leading whitespace. */ ; |
/* Skip leading whitespace. */ ; |
if (0 == buf[i]) { |
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if ('\0' == buf[i]) { |
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/* Trailing whitespace? */ |
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if (i && ' ' == buf[i - 1]) |
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if ( ! man_pwarn(m, line, i - 1, WTSPACE)) |
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return(0); |
if ( ! pstring(m, line, 0, &buf[i], 0)) |
if ( ! pstring(m, line, 0, &buf[i], 0)) |
return(0); |
return(0); |
goto descope; |
goto descope; |
Line 417 man_ptext(struct man *m, int line, char *buf) |
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Line 398 man_ptext(struct man *m, int line, char *buf) |
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if (i && ' ' == buf[i] && '\\' == buf[i - 1]) |
if (i && ' ' == buf[i] && '\\' == buf[i - 1]) |
continue; |
continue; |
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buf[i++] = 0; |
sv = buf[i]; |
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buf[i++] = '\0'; |
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if ( ! pstring(m, line, j, &buf[j], (size_t)(i - j))) |
if ( ! pstring(m, line, j, &buf[j], (size_t)(i - j))) |
return(0); |
return(0); |
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/* Trailing whitespace? Check at overwritten byte. */ |
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if (' ' == sv && '\0' == buf[i]) |
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if ( ! man_pwarn(m, line, i - 1, WTSPACE)) |
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return(0); |
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for ( ; ' ' == buf[i]; i++) |
for ( ; ' ' == buf[i]; i++) |
/* Skip trailing whitespace. */ ; |
/* Skip trailing whitespace. */ ; |
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j = i; |
j = i; |
if (0 == buf[i]) |
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/* Trailing whitespace? */ |
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if (' ' == buf[i - 1] && '\0' == buf[i]) |
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if ( ! man_pwarn(m, line, i - 1, WTSPACE)) |
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return(0); |
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if ('\0' == buf[i]) |
break; |
break; |
} |
} |
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Line 479 man_pmacro(struct man *m, int ln, char *buf) |
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Line 475 man_pmacro(struct man *m, int ln, char *buf) |
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fl = m->flags; |
fl = m->flags; |
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if (0 == buf[1]) |
if ('\0' == buf[1]) |
goto out; |
return(1); |
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i = 1; |
i = 1; |
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Line 488 man_pmacro(struct man *m, int ln, char *buf) |
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Line 484 man_pmacro(struct man *m, int ln, char *buf) |
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i++; |
i++; |
while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
if (0 == buf[i]) |
if ('\0' == buf[i]) |
goto out; |
goto out; |
} |
} |
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Line 497 man_pmacro(struct man *m, int ln, char *buf) |
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Line 493 man_pmacro(struct man *m, int ln, char *buf) |
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/* Copy the first word into a nil-terminated buffer. */ |
/* Copy the first word into a nil-terminated buffer. */ |
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for (j = 0; j < 4; j++, i++) { |
for (j = 0; j < 4; j++, i++) { |
if (0 == (mac[j] = buf[i])) |
if ('\0' == (mac[j] = buf[i])) |
break; |
break; |
else if (' ' == buf[i]) |
else if (' ' == buf[i]) |
break; |
break; |
Line 509 man_pmacro(struct man *m, int ln, char *buf) |
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Line 505 man_pmacro(struct man *m, int ln, char *buf) |
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return(man_perr(m, ln, i, WNPRINT)); |
return(man_perr(m, ln, i, WNPRINT)); |
} |
} |
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mac[j] = 0; |
mac[j] = '\0'; |
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if (j == 4 || j < 1) { |
if (j == 4 || j < 1) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
Line 532 man_pmacro(struct man *m, int ln, char *buf) |
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Line 528 man_pmacro(struct man *m, int ln, char *buf) |
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while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
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/* Remove prior ELINE macro, if applicable. */ |
/* Trailing whitespace? */ |
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if (m->flags & MAN_ELINE) { |
if ('\0' == buf[i] && ' ' == buf[i - 1]) |
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if ( ! man_pwarn(m, ln, i - 1, WTSPACE)) |
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goto err; |
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/* |
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* Remove prior ELINE macro, as a macro is clobbering it by |
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* being invoked without prior text. Note that NSCOPED macros |
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* do not close out ELINE macros, as they print no text. |
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*/ |
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if (m->flags & MAN_ELINE && |
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! (MAN_NSCOPED & man_macros[c].flags)) { |
n = m->last; |
n = m->last; |
assert(NULL == n->child); |
assert(NULL == n->child); |
assert(0 == n->nchild); |
assert(0 == n->nchild); |
if ( ! man_nwarn(m, n, WLNSCOPE)) |
if ( ! man_nwarn(m, n, WLNSCOPE)) |
return(0); |
return(0); |
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/* FIXME: when called as in: |
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* |
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* .B |
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* .br |
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* .B |
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* .br |
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* hello |
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*/ |
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if (n->prev) { |
if (n->prev) { |
assert(n != n->parent->child); |
assert(n != n->parent->child); |
assert(n == n->prev->next); |
assert(n == n->prev->next); |
Line 566 man_pmacro(struct man *m, int ln, char *buf) |
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Line 582 man_pmacro(struct man *m, int ln, char *buf) |
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goto err; |
goto err; |
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out: |
out: |
if ( ! (MAN_BLINE & fl)) |
/* |
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* We weren't in a block-line scope when entering the |
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* above-parsed macro, so return. |
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*/ |
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if ( ! (MAN_BLINE & fl)) { |
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m->flags &= ~MAN_ILINE; |
return(1); |
return(1); |
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} |
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/* |
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* If we're in a block scope, then allow this macro to slip by |
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* without closing scope around it. |
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*/ |
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if (MAN_ILINE & m->flags) { |
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m->flags &= ~MAN_ILINE; |
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return(1); |
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} |
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/* |
/* |
* If we've opened a new next-line element scope, then return |
* If we've opened a new next-line element scope, then return |