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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2009-04-25 22:18:30 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2009-04-25 22:18:30 +0000 |
commit | 7c5533aefcce459b4df82ea12c763471f45d4169 (patch) | |
tree | dba2eddc2c2e074f7053eeae536ecdbf55552adf /lib | |
parent | 26bd087379a449407b7f2b22ab2432edd8f6f06d (diff) | |
download | netpbm-mirror-7c5533aefcce459b4df82ea12c763471f45d4169.tar.gz netpbm-mirror-7c5533aefcce459b4df82ea12c763471f45d4169.tar.xz netpbm-mirror-7c5533aefcce459b4df82ea12c763471f45d4169.zip |
Don't ignore error reading font file
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@890 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/ppmdfont.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/ppmdfont.c b/lib/ppmdfont.c index a378f79c..c0db3f51 100644 --- a/lib/ppmdfont.c +++ b/lib/ppmdfont.c @@ -1,5 +1,7 @@ #include <stdio.h> #include <assert.h> +#include <errno.h> +#include <string.h> #include "pm.h" #include "mallocvar.h" @@ -62,7 +64,15 @@ static void readFontHeader(FILE * const ifP, struct ppmd_fontHeader * const fontHeaderP) { - fread(&fontHeaderP->signature, 1, sizeof(fontHeaderP->signature), ifP); + size_t rc; + + rc = fread(&fontHeaderP->signature, 1, sizeof(fontHeaderP->signature), + ifP); + + if (rc != sizeof(fontHeaderP->signature)) + pm_error("Unable to read the header from the font file. " + "errno=%d (%s)", errno, strerror(errno)); + fontHeaderP->format = fgetc(ifP); fontHeaderP->characterCount = fgetc(ifP); fontHeaderP->firstCodePoint = fgetc(ifP); |