Run untabify on the code, somehome messed up tabs and spaces
This commit is contained in:
parent
84814d4ba7
commit
4fc931579d
404
on-stock.c
404
on-stock.c
@ -41,7 +41,7 @@ int main(int argc, char* argv[])
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if (argc < 2)
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{
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printUsage(argv[0]);
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printUsage(argv[0]);
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return 1;
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}
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@ -49,51 +49,51 @@ int main(int argc, char* argv[])
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while ((opt = getopt(argc, argv, "hlsmdnf:")) != -1)
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{
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switch (opt)
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{
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{
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case 'l':
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choice = 'l';
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break;
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choice = 'l';
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break;
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case 's':
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choice = 's';
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break;
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choice = 's';
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break;
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case 'm':
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choice = 'm';
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break;
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choice = 'm';
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break;
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case 'd':
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choice = 'd';
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break;
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choice = 'd';
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break;
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case 'n':
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choice = 'n';
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break;
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case 'f':
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strncpy(filename, optarg, FILEMAXLENGTH-1);
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break;
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case 'h':
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printUsage(argv[0]);
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return 0;
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choice = 'n';
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break;
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case 'f':
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strncpy(filename, optarg, FILEMAXLENGTH-1);
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break;
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case 'h':
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printUsage(argv[0]);
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return 0;
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default:
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printUsage(argv[0]);
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printUsage(argv[0]);
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return 1;
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}
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}
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}
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/* Check if file exists, if it dosen't, create it */
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if ( access(filename, R_OK|W_OK) != 0 )
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{
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fprintf(stderr, "Could not open %s\n", filename);
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printf("Create the file and start adding records? (y/n): ");
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create = getchar();
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if ( create == 'y' )
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{
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numRec = 1;
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struct myData *data;
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data = calloc(numRec, sizeof(struct myData));
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new(data, numRec);
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free(data);
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}
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else
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return 1;
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fprintf(stderr, "Could not open %s\n", filename);
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printf("Create the file and start adding records? (y/n): ");
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create = getchar();
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if ( create == 'y' )
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{
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numRec = 1;
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struct myData *data;
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data = calloc(numRec, sizeof(struct myData));
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new(data, numRec);
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free(data);
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}
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else
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return 1;
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}
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/* The structure to contain our database */
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@ -102,43 +102,43 @@ int main(int argc, char* argv[])
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/* Continue processesing the command-line arugments */
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if ( choice == 'l' || choice == 's' || choice == 'm' || choice == 'd' )
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{
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/* Open file in read-mode */
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FILE *fp = fopen(filename, "rb");
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/* Open file in read-mode */
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FILE *fp = fopen(filename, "rb");
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/* Read in the content from the file to the structure */
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fseek(fp, 0, SEEK_END);
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numRec = ftell(fp) / sizeof(struct myData);
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data = calloc(numRec, sizeof(struct myData));
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rewind(fp);
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fread(data, sizeof(struct myData), numRec, fp);
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fclose(fp);
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if ( choice == 'l' )
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list(data, numRec);
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else if ( choice == 's' && argc >= 2 )
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search(data, numRec, argv[2]);
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else if ( choice == 's' && argc <= 2)
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search(data, numRec, NULL);
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else if ( choice == 'm' && argc >= 3)
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modify(data, numRec, argv[2], argv[3]);
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else if ( choice == 'm' && argc <= 4)
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modify(data, numRec, NULL, NULL);
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else if ( choice == 'd' && argc >= 2 )
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delete(data, numRec, argv[2]);
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else if ( choice == 'd' && argc <= 2 )
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delete(data, numRec, NULL);
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/* Read in the content from the file to the structure */
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fseek(fp, 0, SEEK_END);
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numRec = ftell(fp) / sizeof(struct myData);
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data = calloc(numRec, sizeof(struct myData));
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rewind(fp);
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fread(data, sizeof(struct myData), numRec, fp);
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fclose(fp);
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if ( choice == 'l' )
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list(data, numRec);
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else if ( choice == 's' && argc >= 2 )
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search(data, numRec, argv[2]);
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else if ( choice == 's' && argc <= 2)
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search(data, numRec, NULL);
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else if ( choice == 'm' && argc >= 3)
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modify(data, numRec, argv[2], argv[3]);
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else if ( choice == 'm' && argc <= 4)
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modify(data, numRec, NULL, NULL);
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else if ( choice == 'd' && argc >= 2 )
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delete(data, numRec, argv[2]);
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else if ( choice == 'd' && argc <= 2 )
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delete(data, numRec, NULL);
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}
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else if ( choice == 'n' )
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{
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data = calloc(1, sizeof(struct myData));
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if ( new(data, numRec) == 1 )
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return 1;
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data = calloc(1, sizeof(struct myData));
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if ( new(data, numRec) == 1 )
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return 1;
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}
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else
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{
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printUsage(argv[0]);
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return 1;
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printUsage(argv[0]);
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return 1;
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}
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free(data);
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@ -151,10 +151,10 @@ void list(struct myData *datap, int numRec)
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printHeader();
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for (int i = 0; i<numRec; i++)
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{
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n");
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n");
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}
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printf("\n");
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}
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@ -164,25 +164,25 @@ void search(struct myData *datap, int numRec, char *name)
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char searchword[NAMEMAXLENGTH];
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if (name != NULL)
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{
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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}
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else
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{
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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/* Replace the newline character with a null character */
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searchword[strcspn(searchword, "\n")] = '\0';
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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/* Replace the newline character with a null character */
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searchword[strcspn(searchword, "\n")] = '\0';
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}
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for (int i = 0; i<numRec; i++)
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{
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if ( strcmp(searchword, datap[i].name) != 0 )
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continue;
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n");
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if ( strcmp(searchword, datap[i].name) != 0 )
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continue;
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n");
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}
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}
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@ -195,73 +195,73 @@ void modify(struct myData *datap, int numRec, char *name, char *num)
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if (name != NULL && num != NULL)
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{
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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strncpy(what, "quantity", 9);
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strncpy(quant, num, 19);
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interactive = 0;
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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strncpy(what, "quantity", 9);
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strncpy(quant, num, 19);
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interactive = 0;
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}
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else
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{
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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searchword[strcspn(searchword, "\n")] = '\0';
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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searchword[strcspn(searchword, "\n")] = '\0';
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}
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for (int i = 0; i<numRec; i++)
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{
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if ( strcmp(searchword, datap[i].name) == 0 )
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{
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if (interactive == 1)
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{
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n\n");
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if ( strcmp(searchword, datap[i].name) == 0 )
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{
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if (interactive == 1)
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{
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n\n");
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printf("What do you like to modify? (name, quantity, price): ");
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fgets(what, 10, stdin);
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what[strcspn(what, "\n")] = '\0';
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}
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printf("What do you like to modify? (name, quantity, price): ");
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fgets(what, 10, stdin);
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what[strcspn(what, "\n")] = '\0';
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}
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if ( strcmp(what, "name") == 0 )
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{
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printf("Name: "); scanf("%29s", datap[i].name);
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}
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else if ( strcmp(what, "quantity") == 0 )
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{
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if (interactive == 1)
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{
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printf("Quantity (absolute value or (a)dd/(s)ubtractNUMBER): ");
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fgets(quant, 20, stdin);
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quant[strcspn(quant, "\n")] = '\0';
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}
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/* Process the first character */
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if (quant[0] == 'a')
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{
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quant[0] = ' '; /* We need to remove the character first */
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datap[i].quantity = datap[i].quantity + atoi(quant);
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}
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else if (quant[0] == 's')
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{
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quant[0] = ' ';
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datap[i].quantity = datap[i].quantity - atoi(quant);
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}
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else
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datap[i].quantity = atoi(quant);
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}
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else if ( strcmp(what, "price") == 0 )
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{
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printf("Price: "); scanf("%f", &datap[i].price);
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}
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}
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else
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{
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fprintf(stderr, "Could not find %s in database\n", searchword);
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exit(1);
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}
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if ( strcmp(what, "name") == 0 )
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{
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printf("Name: "); scanf("%29s", datap[i].name);
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}
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else if ( strcmp(what, "quantity") == 0 )
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{
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if (interactive == 1)
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{
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printf("Quantity (absolute value or (a)dd/(s)ubtractNUMBER): ");
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fgets(quant, 20, stdin);
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quant[strcspn(quant, "\n")] = '\0';
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}
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/* Process the first character */
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if (quant[0] == 'a')
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{
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quant[0] = ' '; /* We need to remove the character first */
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datap[i].quantity = datap[i].quantity + atoi(quant);
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}
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else if (quant[0] == 's')
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{
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quant[0] = ' ';
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datap[i].quantity = datap[i].quantity - atoi(quant);
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}
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else
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datap[i].quantity = atoi(quant);
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}
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else if ( strcmp(what, "price") == 0 )
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{
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printf("Price: "); scanf("%f", &datap[i].price);
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}
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}
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else
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{
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fprintf(stderr, "Could not find %s in database\n", searchword);
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exit(1);
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}
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}
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FILE *newfp = fopen(filename, "wb");
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fwrite(datap, sizeof(struct myData), numRec, newfp);
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@ -276,50 +276,50 @@ void delete(struct myData *datap, int numRec, char *name)
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if (name != NULL)
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{
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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interactive = 0;
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answer = 'y';
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strncpy(searchword, name, NAMEMAXLENGTH-1);
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interactive = 0;
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answer = 'y';
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}
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else
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{
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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searchword[strcspn(searchword, "\n")] = '\0';
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printf("Name: ");
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fgets(searchword, NAMEMAXLENGTH, stdin);
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searchword[strcspn(searchword, "\n")] = '\0';
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}
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for (int i = 0; i<numRec; i++)
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{
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if ( strcmp(searchword, datap[i].name) == 0 )
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{
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if (interactive == 1)
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{
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n\n");
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if ( strcmp(searchword, datap[i].name) == 0 )
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{
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if (interactive == 1)
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{
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printHeader();
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printf("%-30s\t", datap[i].name);
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printf("%-10d\t", datap[i].quantity);
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printf("%.2f\t", datap[i].price);
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printf("\n\n");
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printf("Delete the record listed above? (y/n): ");
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answer = getchar();
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}
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if ( answer == 'y' )
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{
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FILE *newfp = fopen(filename, "wb");
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/* Write out all records, except the one we cant to delete,
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back to the file, one record at a time */
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for (int j = 0; j<numRec; j++)
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{
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if ( strcmp(searchword, datap[j].name) == 0 )
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continue;
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fwrite(&datap[j], sizeof(struct myData), 1, newfp);
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}
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fclose(newfp);
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}
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}
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else
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{
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fprintf(stderr, "Could not find %s in database\n", searchword);
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exit(1);
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}
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printf("Delete the record listed above? (y/n): ");
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answer = getchar();
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}
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if ( answer == 'y' )
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{
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FILE *newfp = fopen(filename, "wb");
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/* Write out all records, except the one we cant to delete,
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back to the file, one record at a time */
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for (int j = 0; j<numRec; j++)
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{
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if ( strcmp(searchword, datap[j].name) == 0 )
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continue;
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fwrite(&datap[j], sizeof(struct myData), 1, newfp);
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}
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fclose(newfp);
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}
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}
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else
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{
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fprintf(stderr, "Could not find %s in database\n", searchword);
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exit(1);
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}
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}
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}
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@ -329,56 +329,56 @@ int new(struct myData *datap, int numRec)
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FILE *fp = fopen(filename, "ab");
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if (fp == NULL)
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{
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printf("Can't open file for writing\n");
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return 1;
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printf("Can't open file for writing\n");
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return 1;
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}
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/* Ask for, and write out, one record at a time */
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for (;;)
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{
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/* Clear the input buffer (from the previous iteration) */
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/* Clear the input buffer (from the previous iteration) */
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setbuf(stdin, NULL);
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printf("Name ('done' when finished): ");
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fgets(datap->name, NAMEMAXLENGTH, stdin);
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datap->name[strcspn(datap->name, "\n")] = '\0';
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if ( strcmp(datap->name, "done") == 0 )
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{
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fclose(fp);
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return 0;
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}
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printf("Quantity: "); scanf("%d", &datap->quantity);
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printf("Price: "); scanf("%f", &datap->price);
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bytes = fwrite(datap, sizeof(struct myData), 1, fp);
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if (bytes != 1)
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{
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fprintf(stderr, "Could not write to the file!\n");
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return 1;
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}
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printf("Name ('done' when finished): ");
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fgets(datap->name, NAMEMAXLENGTH, stdin);
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datap->name[strcspn(datap->name, "\n")] = '\0';
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if ( strcmp(datap->name, "done") == 0 )
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{
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fclose(fp);
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return 0;
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}
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printf("Quantity: "); scanf("%d", &datap->quantity);
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printf("Price: "); scanf("%f", &datap->price);
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bytes = fwrite(datap, sizeof(struct myData), 1, fp);
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if (bytes != 1)
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{
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fprintf(stderr, "Could not write to the file!\n");
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||||
return 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void printUsage(char *arg)
|
||||
{
|
||||
fprintf(stderr, "Usage: %s [-l] [-s [name]] [-m [name (a/s)quantity]]\n"
|
||||
"[-d [name]] [-n] [-h] [-f filename]\n\n"
|
||||
"-l = list the articles in the database\n"
|
||||
"-s = search for an article in the database\n"
|
||||
"[-d [name]] [-n] [-h] [-f filename]\n\n"
|
||||
"-l = list the articles in the database\n"
|
||||
"-s = search for an article in the database\n"
|
||||
" If no name is given as argument, you will be prompted for a name.\n"
|
||||
"-m = modify a article\n"
|
||||
"-m = modify a article\n"
|
||||
" If no name is given as argument, you will be prompted for a\n"
|
||||
" name. You'll then have the choice to change name, quantity and price.\n"
|
||||
" If a name is given as argument, the quantity can be changed from the\n"
|
||||
" command line, such as subtracting the stock by three:\n"
|
||||
" ./on-stock -m 'Nailgun' s3\n"
|
||||
"-d = delete a article\n"
|
||||
"-d = delete a article\n"
|
||||
" If no name is given as argument, you will be prompted for an article\n"
|
||||
" to delete.\n"
|
||||
" If a name is given as argument, no confirmation will be required to\n"
|
||||
" delete the article from the database.\n"
|
||||
"-n = create new articles (interactive mode only)\n"
|
||||
"-h = display this help message\n"
|
||||
"-f = specifiy a filename for the database\n", arg);
|
||||
"-n = create new articles (interactive mode only)\n"
|
||||
"-h = display this help message\n"
|
||||
"-f = specifiy a filename for the database\n", arg);
|
||||
}
|
||||
|
||||
void printHeader(void)
|
||||
@ -387,6 +387,6 @@ void printHeader(void)
|
||||
printf("%s\t", "Quantity");
|
||||
printf("%s\t\n", "Price");
|
||||
for (int i = 0; i<=52; i++)
|
||||
printf("=");
|
||||
printf("=");
|
||||
printf("\n");
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user