62 lines
1.1 KiB
C
62 lines
1.1 KiB
C
extern void load_file(char *);
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void
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c_open(char *file, char **argv) {
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if(argv[1] == NULL) { puts("usage: O filename"); return;}
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load_file(argv[1]);
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}
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void
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load_file(char *file) {
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FILE *f = fopen(file, "r");
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if(f == NULL) { puts("couldnt open file."); return; }
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b_truncate(buffer);
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Row *row = buffer;
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while (1) {
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size_t red = 0;
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for (int i = 0; i < ROW_SIZE; i++) {
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red = fread(&row->text[i], 1, 1, f);
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if (red != 1) return;
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if (row->text[i] == '\n') {
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row->text[i] = 0;
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break;
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}
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}
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row = b_insert(row);
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}
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fclose(f);
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}
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void
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c_save(char *file, char **argv) {
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FILE *f = fopen(file + 2, "w");
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if(f == NULL) { puts("couldnt open file."); return; }
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Row *row = buffer;
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while (1) {
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for(int i = 0; i < ROW_SIZE; i++) {
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if (row->text[i] == '\0' || row->text[i] == '\n')
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break;
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fwrite(&row->text[i], 1, 1, f);
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}
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fwrite("\n", 1, 1, f);
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if(row->n == NULL) break;
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row = row->n;
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}
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fclose(f);
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}
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