scripts/pnmtologo: fix for plain PBM
PBM generated with current tools do not have a whitespace between the
digits. Therefore the pnmtologo tool fails to gernerate the required
C-Array for these images. This patch fixes that behaviour and can
handle both 'old style' and 'new style' PBM files.
Signed-off-by: Andreas Bießmann <andreas@biessmann.de>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/scripts/pnmtologo.c b/scripts/pnmtologo.c
index 5c11312..68bb4ef 100644
--- a/scripts/pnmtologo.c
+++ b/scripts/pnmtologo.c
@@ -74,6 +74,7 @@
static struct color **logo_data;
static struct color logo_clut[MAX_LINUX_LOGO_COLORS];
static unsigned int logo_clutsize;
+static int is_plain_pbm = 0;
static void die(const char *fmt, ...)
__attribute__ ((noreturn)) __attribute ((format (printf, 1, 2)));
@@ -103,6 +104,11 @@
val = 0;
while (isdigit(c)) {
val = 10*val+c-'0';
+ /* some PBM are 'broken'; GiMP for example exports a PBM without space
+ * between the digits. This is Ok cause we know a PBM can only have a '1'
+ * or a '0' for the digit. */
+ if (is_plain_pbm)
+ break;
c = fgetc(fp);
if (c == EOF)
die("%s: end of file\n", filename);
@@ -167,6 +173,7 @@
switch (magic) {
case '1':
/* Plain PBM */
+ is_plain_pbm = 1;
for (i = 0; i < logo_height; i++)
for (j = 0; j < logo_width; j++)
logo_data[i][j].red = logo_data[i][j].green =
