| 1 | /* |
| 2 | ** Copyright 1998 - 1999 Double Precision, Inc. |
| 3 | ** See COPYING for distribution information. |
| 4 | */ |
| 5 | |
| 6 | #if HAVE_CONFIG_H |
| 7 | #include "config.h" |
| 8 | #endif |
| 9 | #if HAVE_UNISTD_H |
| 10 | #include <unistd.h> |
| 11 | #endif |
| 12 | #include <stdlib.h> |
| 13 | #include <string.h> |
| 14 | #include <stdio.h> |
| 15 | #include "dbobj.h" |
| 16 | |
| 17 | |
| 18 | static int addgdbm(char *p, struct dbobj *o) |
| 19 | { |
| 20 | char *key, *val; |
| 21 | |
| 22 | if (!*p || *p == '#') |
| 23 | return (0); |
| 24 | |
| 25 | key=p; |
| 26 | if ( (val=strchr(p, '\t')) == 0) val=""; |
| 27 | else *val++=0; |
| 28 | |
| 29 | if (*key) |
| 30 | { |
| 31 | if (!*val) val="1"; |
| 32 | if (dbobj_store(o, key, strlen(key), val, strlen(val), "I")) |
| 33 | { |
| 34 | fprintf(stderr, "Cannot store record for %s - duplicate or out of disk space.\n", key); |
| 35 | return (-1); |
| 36 | } |
| 37 | } |
| 38 | return (0); |
| 39 | } |
| 40 | |
| 41 | static int buildgdbm(FILE *i, struct dbobj *o) |
| 42 | { |
| 43 | char *buf=0; |
| 44 | size_t bufsize, buflen; |
| 45 | |
| 46 | bufsize=0; |
| 47 | buflen=0; |
| 48 | |
| 49 | for (;;) |
| 50 | { |
| 51 | int c; |
| 52 | |
| 53 | buflen=0; |
| 54 | for (;;) |
| 55 | { |
| 56 | if (buflen >= bufsize) |
| 57 | { |
| 58 | bufsize += 256; |
| 59 | buf= buf ? realloc(buf, bufsize): |
| 60 | malloc(bufsize); |
| 61 | if (!buf) |
| 62 | { |
| 63 | perror("malloc"); |
| 64 | return (-1); |
| 65 | } |
| 66 | } |
| 67 | c=getc(i); |
| 68 | if (c == '\n' || c == EOF) break; |
| 69 | buf[buflen++]=c; |
| 70 | } |
| 71 | buf[buflen]=0; |
| 72 | if (c == EOF) return (-1); |
| 73 | |
| 74 | if (strcmp(buf, ".") == 0) return (0); |
| 75 | if (addgdbm(buf, o)) return (-1); |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | int main(int argc, char **argv) |
| 80 | { |
| 81 | FILE *i; |
| 82 | struct dbobj obj; |
| 83 | |
| 84 | if (argc < 4) |
| 85 | { |
| 86 | fprintf(stderr, "Usage: %s textfile tmpfile gdbmfile\n", |
| 87 | argv[0]); |
| 88 | exit(1); |
| 89 | } |
| 90 | if (strcmp(argv[1], "-") == 0) |
| 91 | i= stdin; |
| 92 | else |
| 93 | { |
| 94 | if ((i=fopen(argv[1], "r")) == 0) |
| 95 | { |
| 96 | perror(argv[1]); |
| 97 | exit(1); |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | dbobj_init(&obj); |
| 102 | |
| 103 | if (dbobj_open(&obj, argv[2], "N")) |
| 104 | { |
| 105 | fprintf(stderr, "Cannot create %s\n", argv[2]); |
| 106 | exit (1); |
| 107 | } |
| 108 | |
| 109 | if (buildgdbm(i, &obj)) |
| 110 | { |
| 111 | dbobj_close(&obj); |
| 112 | unlink(argv[2]); |
| 113 | exit (1); |
| 114 | } |
| 115 | |
| 116 | dbobj_close(&obj); |
| 117 | |
| 118 | if (rename(argv[2], argv[3])) |
| 119 | { |
| 120 | perror("rename"); |
| 121 | unlink(argv[2]); |
| 122 | exit(1); |
| 123 | } |
| 124 | exit(0); |
| 125 | return (0); |
| 126 | } |