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Annotation of src/usr.bin/make/generate.c, Revision 1.9

1.4       espie       1: /*     $OpenPackages$ */
1.9     ! espie       2: /*     $OpenBSD: generate.c,v 1.8 2007/09/03 13:56:56 espie Exp $ */
1.1       espie       3:
1.4       espie       4: /*
                      5:  * Copyright (c) 2001 Marc Espie.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  *
                     16:  * THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT AND CONTRIBUTORS
                     17:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
                     18:  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
                     19:  * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OPENBSD
                     20:  * PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
                     21:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
                     22:  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
                     26:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     27:  */
                     28:
                     29: #include <stddef.h>
1.1       espie      30: #include <stdio.h>
1.6       espie      31: #include <stdint.h>
1.1       espie      32: #include <stdlib.h>
                     33:
1.3       espie      34: #include "stats.h"
1.1       espie      35: #include "ohash.h"
1.3       espie      36: #include "cond_int.h"
1.4       espie      37: #include "var_int.h"
1.9     ! espie      38: #include "node_int.h"
1.1       espie      39:
                     40: #define M(x)   x, #x
1.3       espie      41: char *table_var[] = {
1.1       espie      42:        M(TARGET),
                     43:        M(OODATE),
                     44:        M(ALLSRC),
                     45:        M(IMPSRC),
                     46:        M(PREFIX),
                     47:        M(ARCHIVE),
                     48:        M(MEMBER),
                     49:        M(LONGTARGET),
                     50:        M(LONGOODATE),
                     51:        M(LONGALLSRC),
                     52:        M(LONGIMPSRC),
                     53:        M(LONGPREFIX),
                     54:        M(LONGARCHIVE),
1.3       espie      55:        M(LONGMEMBER),
                     56:        M(FTARGET),
                     57:        M(DTARGET),
                     58:        M(FPREFIX),
                     59:        M(DPREFIX),
                     60:        M(FARCHIVE),
                     61:        M(DARCHIVE),
                     62:        M(FMEMBER),
                     63:        M(DMEMBER),
                     64:        NULL
1.1       espie      65: };
                     66:
1.3       espie      67: char *table_cond[] = {
                     68:        M(COND_IF),
                     69:        M(COND_IFDEF),
                     70:        M(COND_IFNDEF),
                     71:        M(COND_IFMAKE),
                     72:        M(COND_IFNMAKE),
                     73:        M(COND_ELSE),
1.5       espie      74:        M(COND_ELIF),
1.3       espie      75:        M(COND_ELIFDEF),
                     76:        M(COND_ELIFNDEF),
                     77:        M(COND_ELIFMAKE),
                     78:        M(COND_ELIFNMAKE),
                     79:        M(COND_ENDIF),
                     80:        M(COND_FOR),
1.5       espie      81:        M(COND_ENDFOR),
1.3       espie      82:        M(COND_INCLUDE),
                     83:        M(COND_UNDEF),
1.7       espie      84:        M(COND_POISON),
1.3       espie      85:        NULL
                     86: };
                     87:
1.9     ! espie      88: char *table_nodes[] = {
        !            89:        M(NODE_DEFAULT),
        !            90:        M(NODE_EXEC),
        !            91:        M(NODE_IGNORE),
        !            92:        M(NODE_INCLUDES),
        !            93:        M(NODE_INVISIBLE),
        !            94:        M(NODE_JOIN),
        !            95:        M(NODE_LIBS),
        !            96:        M(NODE_MADE),
        !            97:        M(NODE_MAIN),
        !            98:        M(NODE_MAKE),
        !            99:        M(NODE_MAKEFLAGS),
        !           100:        M(NODE_MFLAGS),
        !           101:        M(NODE_NOTMAIN),
        !           102:        M(NODE_NOTPARALLEL),
        !           103:        M(NODE_NO_PARALLEL),
        !           104:        M(NODE_NULL),
        !           105:        M(NODE_OPTIONAL),
        !           106:        M(NODE_ORDER),
        !           107:        M(NODE_PARALLEL),
        !           108:        M(NODE_PATH),
        !           109:        M(NODE_PHONY),
        !           110:        M(NODE_PRECIOUS),
        !           111:        M(NODE_RECURSIVE),
        !           112:        M(NODE_SILENT),
        !           113:        M(NODE_SINGLESHELL),
        !           114:        M(NODE_SUFFIXES),
        !           115:        M(NODE_USE),
        !           116:        M(NODE_WAIT),
        !           117:        M(NODE_BEGIN),
        !           118:        M(NODE_END),
        !           119:        M(NODE_INTERRUPT),
        !           120:        NULL
        !           121: };
        !           122:
1.3       espie     123:
                    124: char **table[] = {
                    125:        table_var,
1.9     ! espie     126:        table_cond,
        !           127:        table_nodes
1.3       espie     128: };
1.1       espie     129:
                    130: int
                    131: main(int argc, char *argv[])
                    132: {
1.6       espie     133:        uint32_t i;
                    134:        uint32_t v;
                    135:        uint32_t h;
                    136:        uint32_t slots;
1.1       espie     137:        const char *e;
                    138:        char **occupied;
1.3       espie     139:        char **t;
                    140:        int tn;
1.1       espie     141:
                    142:        Init_Stats();
1.3       espie     143:        if (argc != 3)
1.1       espie     144:                exit(1);
                    145:
1.3       espie     146:        tn = atoi(argv[1]);
                    147:        if (!tn)
1.1       espie     148:                exit(1);
1.3       espie     149:        t = table[tn-1];
                    150:        slots = atoi(argv[2]);
                    151:        if (slots) {
1.8       espie     152:                occupied = calloc(sizeof(char *), slots);
1.3       espie     153:                if (!occupied)
                    154:                        exit(1);
                    155:                for (i = 0; i < slots; i++)
                    156:                        occupied[i] = NULL;
                    157:        } else
                    158:                occupied = NULL;
                    159:
                    160:        printf("/* File created by generate %d %d, do not edit */\n",
                    161:            tn, slots);
                    162:        for (i = 0; t[i] != NULL; i++) {
1.1       espie     163:                e = NULL;
1.3       espie     164:                v = ohash_interval(t[i], &e);
                    165:                if (slots) {
                    166:                        h = v % slots;
                    167:                        if (occupied[h]) {
                    168:                                fprintf(stderr,
                    169:                                    "Collision: %s / %s (%d)\n", occupied[h],
                    170:                                    t[i], h);
                    171:                                exit(1);
                    172:                        }
                    173:                        occupied[h] = t[i];
1.1       espie     174:                }
1.3       espie     175:                i++;
                    176:                printf("#define K_%s %u\n", t[i], v);
1.1       espie     177:        }
1.3       espie     178:        if (slots)
                    179:                printf("#define MAGICSLOTS%d %u\n", tn, slots);
1.1       espie     180:        exit(0);
                    181: }