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-rw-r--r--src/Fl_SVG_Image.cxx12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/Fl_SVG_Image.cxx b/src/Fl_SVG_Image.cxx
index d631e6a76..557388c49 100644
--- a/src/Fl_SVG_Image.cxx
+++ b/src/Fl_SVG_Image.cxx
@@ -79,15 +79,19 @@ float Fl_SVG_Image::svg_scaling_(int W, int H) {
#if defined(HAVE_LIBZ)
static char *svg_inflate(const char *fname) {
- struct stat b;
- fl_stat(fname, &b);
- long size = b.st_size;
+ FILE *in = fl_fopen(fname, "r");
+ if (!in) return NULL;
+ unsigned char header[2];
+ fread(header, 2, 1, in);
+ int direct = (header[0] != 0x1f || header[1] != 0x8b);
+ fseek(in, 0, SEEK_END);
+ long size = ftell(in);
+ fclose(in);
int fd = fl_open_ext(fname, 1, 0);
if (fd < 0) return NULL;
gzFile gzf = gzdopen(fd, "r");
if (!gzf) return NULL;
int l;
- int direct = gzdirect(gzf);
long out_size = direct ? size + 1 : 3*size + 1;
char *out = (char*)malloc(out_size);
char *p = out;