version 1.1, 2009/07/04 09:01:55 |
version 1.8, 2009/11/05 10:16:01 |
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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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#if defined(__linux__) || defined(__MINT__) |
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# define _GNU_SOURCE /* strptime() */ |
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#endif |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <stdlib.h> |
#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <time.h> |
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#include "libmandoc.h" |
#include "libmandoc.h" |
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static int a2time(time_t *, const char *, const char *); |
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int |
int |
mandoc_special(const char *p) |
mandoc_special(const char *p) |
{ |
{ |
int c; |
int terminator; /* Terminator for \s. */ |
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int lim; /* Limit for N in \s. */ |
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int c, i; |
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if ('\\' != *p++) |
if ('\\' != *p++) |
return(0); |
return(0); |
Line 57 mandoc_special(const char *p) |
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Line 71 mandoc_special(const char *p) |
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/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (':'): |
case (':'): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
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case ('c'): |
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return(2); |
case ('e'): |
case ('e'): |
return(2); |
return(2); |
case ('f'): |
case ('f'): |
if (0 == *++p || ! isgraph((u_char)*p)) |
if ('\0' == *++p || ! isgraph((u_char)*p)) |
return(0); |
return(0); |
return(3); |
return(3); |
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case ('s'): |
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if ('\0' == *++p) |
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return(2); |
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c = 2; |
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terminator = 0; |
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lim = 1; |
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if (*p == '\'') { |
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lim = 0; |
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terminator = 1; |
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++p; |
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++c; |
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} else if (*p == '[') { |
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lim = 0; |
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terminator = 2; |
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++p; |
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++c; |
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} else if (*p == '(') { |
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lim = 2; |
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terminator = 3; |
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++p; |
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++c; |
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} |
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if (*p == '+' || *p == '-') { |
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++p; |
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++c; |
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} |
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if (*p == '\'') { |
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if (terminator) |
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return(0); |
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lim = 0; |
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terminator = 1; |
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++p; |
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++c; |
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} else if (*p == '[') { |
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if (terminator) |
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return(0); |
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lim = 0; |
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terminator = 2; |
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++p; |
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++c; |
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} else if (*p == '(') { |
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if (terminator) |
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return(0); |
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lim = 2; |
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terminator = 3; |
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++p; |
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++c; |
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} |
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/* TODO: needs to handle floating point. */ |
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if ( ! isdigit((u_char)*p)) |
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return(0); |
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for (i = 0; isdigit((u_char)*p); i++) { |
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if (lim && i >= lim) |
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break; |
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++p; |
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++c; |
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} |
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if (terminator && terminator < 3) { |
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if (1 == terminator && *p != '\'') |
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return(0); |
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if (2 == terminator && *p != ']') |
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return(0); |
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++p; |
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++c; |
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} |
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return(c); |
case ('*'): |
case ('*'): |
if (0 == *++p || ! isgraph((u_char)*p)) |
if (0 == *++p || ! isgraph((u_char)*p)) |
return(0); |
return(0); |
Line 97 mandoc_special(const char *p) |
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Line 188 mandoc_special(const char *p) |
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break; |
break; |
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return(*p == ']' ? c : 0); |
return(*p == ']' ? c : 0); |
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} |
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void * |
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mandoc_calloc(size_t num, size_t size) |
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{ |
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void *ptr; |
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ptr = calloc(num, size); |
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if (NULL == ptr) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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return(ptr); |
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} |
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void * |
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mandoc_malloc(size_t size) |
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{ |
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void *ptr; |
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ptr = malloc(size); |
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if (NULL == ptr) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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return(ptr); |
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} |
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void * |
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mandoc_realloc(void *ptr, size_t size) |
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{ |
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ptr = realloc(ptr, size); |
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if (NULL == ptr) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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return(ptr); |
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} |
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char * |
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mandoc_strdup(const char *ptr) |
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{ |
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char *p; |
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p = strdup(ptr); |
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if (NULL == p) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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return(p); |
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} |
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static int |
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a2time(time_t *t, const char *fmt, const char *p) |
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{ |
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struct tm tm; |
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char *pp; |
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memset(&tm, 0, sizeof(struct tm)); |
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pp = strptime(p, fmt, &tm); |
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if (NULL != pp && '\0' == *pp) { |
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*t = mktime(&tm); |
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return(1); |
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} |
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return(0); |
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} |
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/* |
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* Convert from a manual date string (see mdoc(7) and man(7)) into a |
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* date according to the stipulated date type. |
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*/ |
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time_t |
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mandoc_a2time(int flags, const char *p) |
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{ |
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time_t t; |
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if (MTIME_MDOCDATE & flags) { |
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if (0 == strcmp(p, "$" "Mdocdate$")) |
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return(time(NULL)); |
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if (a2time(&t, "$" "Mdocdate: %b %d %Y $", p)) |
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return(t); |
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} |
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if (MTIME_CANONICAL & flags || MTIME_REDUCED & flags) |
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if (a2time(&t, "%b %d, %Y", p)) |
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return(t); |
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if (MTIME_ISO_8601 & flags) |
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if (a2time(&t, "%Y-%m-%d", p)) |
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return(t); |
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if (MTIME_REDUCED & flags) { |
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if (a2time(&t, "%d, %Y", p)) |
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return(t); |
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if (a2time(&t, "%Y", p)) |
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return(t); |
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} |
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return(0); |
} |
} |
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