mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-12-08 23:03:46 +00:00
77 lines
2.5 KiB
Diff
77 lines
2.5 KiB
Diff
diff -up jbigkit-2.1/pbmtools/pbmtojbg85.c.warnings jbigkit-2.1/pbmtools/pbmtojbg85.c
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--- jbigkit-2.1/pbmtools/pbmtojbg85.c.warnings 2008-08-26 00:26:39.000000000 +0200
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+++ jbigkit-2.1/pbmtools/pbmtojbg85.c 2012-07-17 16:24:56.741332942 +0200
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@@ -72,9 +72,12 @@ static unsigned long getint(FILE *f)
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while ((c = getc(f)) != EOF && !(c == 13 || c == 10)) ;
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if (c != EOF) {
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ungetc(c, f);
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- fscanf(f, "%lu", &i);
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+ if (fscanf(f, "%lu", &i) != 1) {
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+ /* should never fail, since c must be a digit */
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+ fprintf(stderr, "Unexpected failure reading digit '%c'\n", c);
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+ exit(1);
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+ }
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}
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-
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return i;
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}
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@@ -239,7 +242,9 @@ int main (int argc, char **argv)
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break;
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case '4':
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/* PBM raw binary format */
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- fread(next_line, bpl, 1, fin);
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+ if (fread(next_line, bpl, 1, fin) != 1) {
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+ /* silence compiler warnings; ferror/feof checked below */
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+ }
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break;
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default:
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fprintf(stderr, "Unsupported PBM type P%c!\n", type);
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diff -up jbigkit-2.1/pbmtools/pbmtojbg.c.warnings jbigkit-2.1/pbmtools/pbmtojbg.c
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--- jbigkit-2.1/pbmtools/pbmtojbg.c.warnings 2008-07-16 22:59:41.000000000 +0200
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+++ jbigkit-2.1/pbmtools/pbmtojbg.c 2012-07-17 16:23:46.584285686 +0200
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@@ -88,7 +88,11 @@ static unsigned long getint(FILE *f)
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while ((c = getc(f)) != EOF && !(c == 13 || c == 10)) ;
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if (c != EOF) {
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ungetc(c, f);
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- fscanf(f, "%lu", &i);
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+ if (fscanf(f, "%lu", &i) != 1) {
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+ /* should never fail, since c must be a digit */
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+ fprintf(stderr, "Unexpected failure reading digit '%c'\n", c);
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+ exit(1);
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+ }
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}
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return i;
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@@ -302,7 +306,9 @@ int main (int argc, char **argv)
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break;
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case '4':
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/* PBM raw binary format */
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- fread(bitmap[0], bitmap_size, 1, fin);
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+ if (fread(bitmap[0], bitmap_size, 1, fin) != 1) {
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+ /* silence compiler warnings; ferror/feof checked below */
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+ }
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break;
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case '2':
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case '5':
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@@ -314,8 +320,18 @@ int main (int argc, char **argv)
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for (j = 0; j < bpp; j++)
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image[x * bpp + (bpp - 1) - j] = v >> (j * 8);
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}
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- } else
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- fread(image, width * height, bpp, fin);
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+ } else {
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+ if (fread(image, width * height, bpp, fin) != (size_t) bpp) {
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+ if (ferror(fin)) {
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+ fprintf(stderr, "Problem while reading input file '%s", fnin);
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+ perror("'");
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+ exit(1);
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+ } else {
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+ fprintf(stderr, "Unexpected end of input file '%s'!\n", fnin);
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+ exit(1);
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+ }
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+ }
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+ }
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jbg_split_planes(width, height, planes, encode_planes, image, bitmap,
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use_graycode);
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free(image);
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