package/gd/0003-gd_bmp-fix-build-with-uClibc.patch

   1 From ea2a03e983acf34a1320b460dcad43b7e0b0b14f Mon Sep 17 00:00:00 2001
   2 Message-Id: <ea2a03e983acf34a1320b460dcad43b7e0b0b14f.1397134306.git.baruch@tkos.co.il>
   3 From: Baruch Siach <baruch@tkos.co.il>
   4 Date: Thu, 10 Apr 2014 15:49:13 +0300
   5 Subject: [PATCH] gd_bmp: fix build with uClibc
   6
   7 Some architectures (like ARM) don't have the long double variants of math
   8 functions under uClibc. Add a local ceill definition in this case.
   9
  10 Patch status: reported upstream,
  11 https://bitbucket.org/libgd/gd-libgd/issue/123/build-failure-agains-uclibc-arm
  12
  13 Signed-off-by: Baruch Siach <baruch@tkos.co.il>
  14 ---
  15  src/gd_bmp.c | 12 ++++++++++++
  16  1 file changed, 12 insertions(+)
  17
  18 diff --git a/src/gd_bmp.c b/src/gd_bmp.c
  19 index 0fc021909f1b..11b3ec1baa01 100644
  20 --- a/src/gd_bmp.c
  21 +++ b/src/gd_bmp.c
  22 @@ -25,6 +25,11 @@
  23  #include "gdhelpers.h"
  24  #include "bmp.h"
  25
  26 +#include <features.h>
  27 +#if defined (__UCLIBC__) && !defined(__UCLIBC_HAS_LONG_DOUBLE_MATH__)
  28 +#define NO_LONG_DOUBLE
  29 +#endif
  30 +
  31  static int compress_row(unsigned char *uncompressed_row, int length);
  32  static int build_rle_packet(unsigned char *row, int packet_type, int length, unsigned char *data);
  33
  34 @@ -42,6 +47,13 @@ static int bmp_read_rle(gdImagePtr im, gdIOCtxPtr infile, bmp_info_t *info);
  35
  36  #define BMP_DEBUG(s)
  37
  38 +#ifdef NO_LONG_DOUBLE
  39 +long double ceill(long double x)
  40 +{
  41 +       return (long double) ceil((double) x);
  42 +}
  43 +#endif
  44 +
  45  static int gdBMPPutWord(gdIOCtx *out, int w)
  46  {
  47         /* Byte order is little-endian */
  48 --
  49 1.9.1
  50