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diff -u leafpak.c.orig leafpak.c
--- leafpak.c.orig Sat Feb 5 23:48:02 2000
+++ leafpak.c Tue Oct 31 05:34:30 2000
@@ -94,20 +94,24 @@
for (i = 0; i < lp->file_num; i++) {
fp = fopen(lp->name[i], "w");
- printf("extracting %s...", lp->name[i]);
- fflush(stdout);
+ if (fp == NULL) {
+ printf("Can't write %s. skip\n", lp->name[i]);
+ } else {
+ printf("extracting %s...", lp->name[i]);
+ fflush(stdout);
- pos = lp->pos[i];
- fseek(lp->fp, (long)pos, SEEK_SET);
- k = 0;
- while (pos != lp->nextpos[i]) {
- val = (fgetc(lp->fp) - lp->key[k]) & 0xff;
- k = (++k) % KEY_LEN;
- fputc(val, fp);
- pos++;
+ pos = lp->pos[i];
+ fseek(lp->fp, (long)pos, SEEK_SET);
+ k = 0;
+ while (pos != lp->nextpos[i]) {
+ val = (fgetc(lp->fp) - lp->key[k]) & 0xff;
+ k = (++k) % KEY_LEN;
+ fputc(val, fp);
+ pos++;
+ }
+ fclose(fp);
+ printf("done.\n");
}
- fclose(fp);
- printf("done.\n");
}
printf("\nAll files are extracted.\n");
}
@@ -139,6 +143,10 @@
fflush(stdout);
fp = fopen(file, "w");
+ if ( fp == NULL ) {
+ printf("Can't write %s.\n", file);
+ return -1;
+ }
pos = lp->pos[i];
fseek(lp->fp, (long)pos, SEEK_SET);
while (pos != lp->nextpos[i]) {
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