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Annotation of mandoc/mdoc_strings.c, Revision 1.11

1.11    ! kristaps    1: /*     $Id: mdoc_strings.c,v 1.10 2009/08/20 13:32:09 kristaps Exp $ */
1.1       kristaps    2: /*
                      3:  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
                      4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.3       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.3       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20: #include <stdlib.h>
                     21: #include <stdio.h>
                     22: #include <string.h>
1.11    ! kristaps   23: #include <time.h>
1.1       kristaps   24:
                     25: #include "libmdoc.h"
                     26:
1.7       kristaps   27: /* FIXME: this file is poorly named. */
                     28:
1.1       kristaps   29: struct mdoc_secname {
1.6       kristaps   30:        const char      *name;  /* Name of section. */
1.7       kristaps   31:        enum mdoc_sec    sec;   /* Corresponding section. */
1.1       kristaps   32: };
                     33:
1.10      kristaps   34: #define        SECNAME_MAX     (20)
1.1       kristaps   35:
1.7       kristaps   36: static const struct mdoc_secname secnames[SECNAME_MAX] = {
                     37:        { "NAME", SEC_NAME },
                     38:        { "LIBRARY", SEC_LIBRARY },
                     39:        { "SYNOPSIS", SEC_SYNOPSIS },
                     40:        { "DESCRIPTION", SEC_DESCRIPTION },
                     41:        { "IMPLEMENTATION NOTES", SEC_IMPLEMENTATION },
1.10      kristaps   42:        { "EXIT STATUS", SEC_EXIT_STATUS },
1.7       kristaps   43:        { "RETURN VALUES", SEC_RETURN_VALUES },
                     44:        { "ENVIRONMENT", SEC_ENVIRONMENT },
                     45:        { "FILES", SEC_FILES },
                     46:        { "EXAMPLES", SEC_EXAMPLES },
                     47:        { "DIAGNOSTICS", SEC_DIAGNOSTICS },
                     48:        { "COMPATIBILITY", SEC_COMPATIBILITY },
                     49:        { "ERRORS", SEC_ERRORS },
                     50:        { "SEE ALSO", SEC_SEE_ALSO },
                     51:        { "STANDARDS", SEC_STANDARDS },
                     52:        { "HISTORY", SEC_HISTORY },
                     53:        { "AUTHORS", SEC_AUTHORS },
                     54:        { "CAVEATS", SEC_CAVEATS },
                     55:        { "BUGS", SEC_BUGS },
1.10      kristaps   56:        { "SECURITY CONSIDERATIONS", SEC_SECURITY }
1.1       kristaps   57: };
                     58:
                     59: #ifdef __linux__
                     60: extern char            *strptime(const char *, const char *, struct tm *);
                     61: #endif
                     62:
                     63:
                     64: int
                     65: mdoc_iscdelim(char p)
                     66: {
                     67:
                     68:        switch (p) {
1.4       kristaps   69:        case('|'):
                     70:                /* FALLTHROUGH */
1.1       kristaps   71:        case('.'):
                     72:                /* FALLTHROUGH */
                     73:        case(','):
                     74:                /* FALLTHROUGH */
                     75:        case(';'):
                     76:                /* FALLTHROUGH */
                     77:        case(':'):
                     78:                /* FALLTHROUGH */
                     79:        case('?'):
                     80:                /* FALLTHROUGH */
                     81:        case('!'):
                     82:                /* FALLTHROUGH */
                     83:        case('('):
                     84:                /* FALLTHROUGH */
                     85:        case(')'):
                     86:                /* FALLTHROUGH */
                     87:        case('['):
                     88:                /* FALLTHROUGH */
                     89:        case(']'):
                     90:                /* FALLTHROUGH */
                     91:        case('{'):
                     92:                /* FALLTHROUGH */
                     93:        case('}'):
                     94:                return(1);
                     95:        default:
                     96:                break;
                     97:        }
                     98:
                     99:        return(0);
                    100: }
                    101:
                    102:
                    103: int
                    104: mdoc_isdelim(const char *p)
                    105: {
                    106:
                    107:        if (0 == *p)
                    108:                return(0);
                    109:        if (0 != *(p + 1))
                    110:                return(0);
                    111:        return(mdoc_iscdelim(*p));
                    112: }
                    113:
                    114:
                    115: enum mdoc_sec
                    116: mdoc_atosec(const char *p)
                    117: {
1.7       kristaps  118:        int              i;
1.1       kristaps  119:
1.7       kristaps  120:        for (i = 0; i < SECNAME_MAX; i++)
                    121:                if (0 == strcmp(p, secnames[i].name))
                    122:                        return(secnames[i].sec);
1.1       kristaps  123:
                    124:        return(SEC_CUSTOM);
                    125: }
                    126:
                    127:
                    128: time_t
                    129: mdoc_atotime(const char *p)
                    130: {
                    131:        struct tm        tm;
                    132:        char            *pp;
                    133:
1.7       kristaps  134:        bzero(&tm, sizeof(struct tm));
1.1       kristaps  135:
1.5       kristaps  136:        if (0 == strcmp(p, "$" "Mdocdate$"))
1.1       kristaps  137:                return(time(NULL));
1.5       kristaps  138:        if ((pp = strptime(p, "$" "Mdocdate: %b %d %Y $", &tm)) && 0 == *pp)
1.1       kristaps  139:                return(mktime(&tm));
                    140:        /* XXX - this matches "June 1999", which is wrong. */
                    141:        if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
                    142:                return(mktime(&tm));
                    143:        if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
                    144:                return(mktime(&tm));
                    145:
                    146:        return(0);
                    147: }
                    148:
                    149:
1.8       kristaps  150: /* FIXME: move this into an editable .in file. */
1.1       kristaps  151: size_t
                    152: mdoc_macro2len(int macro)
                    153: {
                    154:
                    155:        switch (macro) {
                    156:        case(MDOC_Ad):
                    157:                return(12);
                    158:        case(MDOC_Ao):
                    159:                return(12);
                    160:        case(MDOC_An):
                    161:                return(12);
                    162:        case(MDOC_Aq):
                    163:                return(12);
                    164:        case(MDOC_Ar):
                    165:                return(12);
                    166:        case(MDOC_Bo):
                    167:                return(12);
                    168:        case(MDOC_Bq):
                    169:                return(12);
                    170:        case(MDOC_Cd):
                    171:                return(12);
                    172:        case(MDOC_Cm):
                    173:                return(10);
                    174:        case(MDOC_Do):
                    175:                return(10);
                    176:        case(MDOC_Dq):
                    177:                return(12);
                    178:        case(MDOC_Dv):
                    179:                return(12);
                    180:        case(MDOC_Eo):
                    181:                return(12);
                    182:        case(MDOC_Em):
                    183:                return(10);
                    184:        case(MDOC_Er):
1.8       kristaps  185:                return(17);
1.1       kristaps  186:        case(MDOC_Ev):
                    187:                return(15);
                    188:        case(MDOC_Fa):
                    189:                return(12);
                    190:        case(MDOC_Fl):
                    191:                return(10);
                    192:        case(MDOC_Fo):
                    193:                return(16);
                    194:        case(MDOC_Fn):
                    195:                return(16);
                    196:        case(MDOC_Ic):
                    197:                return(10);
                    198:        case(MDOC_Li):
                    199:                return(16);
                    200:        case(MDOC_Ms):
                    201:                return(6);
                    202:        case(MDOC_Nm):
                    203:                return(10);
                    204:        case(MDOC_No):
                    205:                return(12);
                    206:        case(MDOC_Oo):
                    207:                return(10);
                    208:        case(MDOC_Op):
                    209:                return(14);
                    210:        case(MDOC_Pa):
                    211:                return(32);
                    212:        case(MDOC_Pf):
                    213:                return(12);
                    214:        case(MDOC_Po):
                    215:                return(12);
                    216:        case(MDOC_Pq):
                    217:                return(12);
                    218:        case(MDOC_Ql):
                    219:                return(16);
                    220:        case(MDOC_Qo):
                    221:                return(12);
                    222:        case(MDOC_So):
                    223:                return(12);
                    224:        case(MDOC_Sq):
                    225:                return(12);
                    226:        case(MDOC_Sy):
                    227:                return(6);
                    228:        case(MDOC_Sx):
                    229:                return(16);
                    230:        case(MDOC_Tn):
                    231:                return(10);
                    232:        case(MDOC_Va):
                    233:                return(12);
                    234:        case(MDOC_Vt):
                    235:                return(12);
                    236:        case(MDOC_Xr):
                    237:                return(10);
                    238:        default:
                    239:                break;
                    240:        };
                    241:        return(0);
                    242: }

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