文件版权自动注释，自动备份

  1 #include <stdio.h>

  2 #include <time.h>

  3 #include <dir.h>

  4 void str(char * ch, char * q);

  5 void strname(char * filename, char * name, double version);

  6 void cat(char * p, char * q, char * r);

  7 int main()

  8 {

  9     char filename[100];

 10     char name[100];

 11     char name1[100];

 12     char name2[100];

 13     char ch = 0;

 14     int i;

 15     double version = 0.01;

 16     FILE * p, * q, * r;

 17     while (1)

 18     {

 19         system("cls");

 20         printf("  请输入文件名: ");

 21         scanf("%s", filename);

 22         p = fopen(filename, "r");

 23         if (p == NULL)

 24             continue;

 25         break;

 26     }

 27     time_t t;

 28     time(&t);

 29     struct tm * tt = localtime(&t);

 30     str(filename, name);

 31     q = fopen(filename, "r+");

 32     if (q != NULL)

 33     {

 34         version = 0;

 35         while (ch != 'v')

 36             fread(&ch, 1, 1, q);

 37         for (i = 0; i < 10; i++)

 38             fread(&ch, 1, 1, q);

 39         while (ch != '.')

 40         {

 41             version = version * 10 + ch - '0';

 42             fread(&ch, 1, 1, q);

 43         }

 44         fread(&ch, 1, 1, q);

 45         version += (ch - '0')*0.1;

 46         fread(&ch, 1, 1, q);

 47         version += (ch - '0')*0.01;

 48         strname(filename, name1, version);

 49         cat(name, name1, name2);

 50         r = fopen(name2, "w+");

 51         if (!r)

 52         {

 53             if (mkdir(name))

 54             {

 55                 printf("\n  创建目录失败。。。");

 56                 getch();

 57                 return 0;

 58             }

 59             r = fopen(name2, "w+");

 60         }

 61         fseek(q, 0, 0);

 62         while (1)

 63         {

 64             fread(&ch, 1, 1, q);

 65             if (feof(q))

 66                 break;

 67             fwrite(&ch, 1, 1, r);

 68         }

 69         fclose(q);

 70         fclose(r);

 71         version += 0.01;

 72     }

 73     q = fopen(filename, "w+");

 74     char * string = "/*******************************************************************************\n      name:  %s  \n   version:  %.2f\n    author:  神☆雕  \n      time:  %s        qq:  438985635  \n    e-mail:  [email protected]  \n    Copyright(c) 2010 - 2012 shendiao.All Rights Reserved.\n*******************************************************************************/\n\n";

 75     fprintf(q, string, name, version, asctime(tt));

 76     while (1)

 77     {

 78         fread(&ch, 1, 1, p);

 79         if (feof(p))

 80             break;

 81         fwrite(&ch, 1, 1, q);

 82     }

 83     fclose(p);

 84     fclose(q);

 85     printf("\n  成功生成文件: %s", filename);

 86     getch();

 87     return 0;

 88 }

 89 

 90 void str(char * ch, char * q) {

 91     int i = 0;

 92     int j;

 93     while (ch[i] && ch[i] != '.')

 94     {

 95         q[i] = ch[i];

 96         i++;

 97     }

 98     q[i] = 0;

 99     j = i;

100     while (ch[i++]);

101     while (i >= j)

102     {

103         ch[i+4] = ch[i];

104         i--;

105     }

106     ch[j++] = '_';

107     ch[j++] = 'n';

108     ch[j++] = 'e';

109     ch[j++] = 'w';

110 }

111 

112 void strname(char * filename, char * name, double version) {

113     int i = 0;

114     int j = 0;

115     int k = 0;

116     int l = 0;

117     int m = 0;

118     char ch;

119     char num[10];

120     ch = filename[i];

121     while (ch && ch != '.')

122     {

123         name[i] = ch;

124         ch = filename[++i];

125     }

126     j = i;

127     i -= 4;

128     double vd = version - (int)version;

129     int vi = version;

130     name[i++] = '_';

131     if (vi == 0)

132         name[i++] = '0';

133     while (vi > 0)

134     {

135         k = vi % 10;

136         num[m++] = k + '0';

137         vi /= 10;

138     }

139     while (m > 0)

140         name[i++] = num[--m];

141     name[i++] = '_';

142     k = vd * 10;

143     name[i++] = k + '0';

144     vd = vd * 10 - k;

145     k = vd * 10;

146     name[i++] = k + '0';

147     while (ch)

148     {

149         name[i++] = ch;

150         ch = filename[++j];

151     }

152     name[i] = 0;

153 }

154 

155 void cat(char * p, char * q, char * r) {

156     int i = 0, j = 0;

157     while (p[i])

158         r[i++] = p[i];

159     r[i++] = '\\';

160     while (q[j])

161         r[i++] = q[j++];

162     r[i] = 0;

163 }