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package/libgphoto2: fix build with gcc >= 14
The commit adds an upstream patch to fix the following build failure:
jl2005c/jl2005bcd_decompress.c: In function 'jl2005bcd_decompress':
jl2005c/jl2005bcd_decompress.c:161:46: error: passing argument 3 of 'jpeg_mem_dest' from incompatible pointer type [-Wincompatible-pointer-types]
161 | jpeg_mem_dest (&cinfo, &jpeg_header, &jpeg_header_size);
| ^~~~~~~~~~~~~~~~~
| |
| long unsigned int *
Fixes:
- https://autobuild.buildroot.org/results/cb983d9ad90170aa8d7f2b9a5dfc30055d83b5de
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Tested-by: Edgar Bonet <bonet@grenoble.cnrs.fr>
Signed-off-by: Romain Naour <romain.naour@smile.fr>
This commit is contained in:
Dario Binacchi
committed by
Romain Naour
Romain Naour
parent
6d3cc38ec0
commit
d2ad5b8833
@@ -0,0 +1,143 @@
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From ca4441f48117c681cecfb3c883115e0546aed985 Mon Sep 17 00:00:00 2001
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From: Marcus Meissner <marcus@jet.franken.de>
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Date: Sun, 29 Mar 2026 21:31:49 +0200
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Subject: [PATCH] autoconf checks for the size type of jpeg_mem_dest
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fixes https://github.com/gphoto/libgphoto2/pull/1176
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Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
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Upstream: https://github.com/gphoto/libgphoto2/commit/ca4441f48117c681cecfb3c883115e0546aed985
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---
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camlibs/ax203/ax203.c | 2 +-
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camlibs/ax203/ax203_compress_jpeg.c | 2 +-
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camlibs/ax203/jpeg_memsrcdest.h | 2 ++
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camlibs/jl2005c/jl2005bcd_decompress.c | 2 +-
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camlibs/jl2005c/jpeg_memsrcdest.h | 2 ++
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camlibs/ptp2/chdk.c | 2 +-
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libgphoto2_port/gphoto-m4/gp-libjpeg.m4 | 32 +++++++++++++++++++++++++
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7 files changed, 40 insertions(+), 4 deletions(-)
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diff --git a/camlibs/ax203/ax203.c b/camlibs/ax203/ax203.c
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index 62f572686c44..b9db8ebdabf1 100644
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--- a/camlibs/ax203/ax203.c
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+++ b/camlibs/ax203/ax203.c
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@@ -1202,7 +1202,7 @@ ax203_encode_image(Camera *camera, int **src, char *dest, unsigned int dest_size
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struct jpeg_compress_struct cinfo;
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struct jpeg_error_mgr jcerr;
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JOCTET *jpeg_dest = NULL;
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- unsigned long jpeg_size = 0;
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+ JPEG_SIZE jpeg_size = 0;
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JSAMPLE row[camera->pl->width * 3];
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JSAMPROW row_pointer[1] = { row };
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#endif
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diff --git a/camlibs/ax203/ax203_compress_jpeg.c b/camlibs/ax203/ax203_compress_jpeg.c
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index 1ec7534ff484..22068afd79c0 100644
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--- a/camlibs/ax203/ax203_compress_jpeg.c
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+++ b/camlibs/ax203/ax203_compress_jpeg.c
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@@ -124,7 +124,7 @@ ax206_compress_jpeg(Camera *camera, int **in, uint8_t *outbuf, int out_size,
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jvirt_barray_ptr *in_coefficients;
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unsigned int i, x, y;
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int stop, size, ret, outc;
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- unsigned long regular_jpeg_size = 0, buf_size = 0;
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+ JPEG_SIZE regular_jpeg_size = 0, buf_size = 0;
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int last_dc_val[3] = { 0, 0, 0 };
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/* We have a rgb24bit image in the desired dimensions, first we
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diff --git a/camlibs/ax203/jpeg_memsrcdest.h b/camlibs/ax203/jpeg_memsrcdest.h
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index 674ab7128f8e..22ba2ac1e2c7 100644
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--- a/camlibs/ax203/jpeg_memsrcdest.h
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+++ b/camlibs/ax203/jpeg_memsrcdest.h
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@@ -5,6 +5,8 @@
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#if JPEG_LIB_VERSION < 80 && !defined(MEM_SRCDST_SUPPORTED)
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+#define JPEG_SIZE unsigned long
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+
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void
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jpeg_mem_src (j_decompress_ptr cinfo, unsigned char * buffer,
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unsigned long bufsize);
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diff --git a/camlibs/jl2005c/jl2005bcd_decompress.c b/camlibs/jl2005c/jl2005bcd_decompress.c
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index dff2d6264025..8c3307fd6098 100644
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--- a/camlibs/jl2005c/jl2005bcd_decompress.c
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+++ b/camlibs/jl2005c/jl2005bcd_decompress.c
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@@ -85,7 +85,7 @@ jl2005bcd_decompress (unsigned char *output, unsigned char *input,
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struct jpeg_error_mgr jcerr, jderr;
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JOCTET *jpeg_header = NULL;
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int outputsize = 0;
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- unsigned long jpeg_header_size = 0;
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+ JPEG_SIZE jpeg_header_size = 0;
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int i, x, y, x1, y1, jpeg_data_size, jpeg_data_idx, eoi, size, ret;
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JSAMPLE green[8 * 16];
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JSAMPLE red[8 * 8];
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diff --git a/camlibs/jl2005c/jpeg_memsrcdest.h b/camlibs/jl2005c/jpeg_memsrcdest.h
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index 4334e099688a..94fca070d05b 100644
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--- a/camlibs/jl2005c/jpeg_memsrcdest.h
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+++ b/camlibs/jl2005c/jpeg_memsrcdest.h
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@@ -5,6 +5,8 @@
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#if JPEG_LIB_VERSION < 80 && !defined(MEM_SRCDST_SUPPORTED)
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+#define JPEG_SIZE unsigned long
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+
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void
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jpeg_mem_src (j_decompress_ptr cinfo, unsigned char * buffer,
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unsigned long bufsize);
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diff --git a/camlibs/ptp2/chdk.c b/camlibs/ptp2/chdk.c
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index 2787a7261c4a..2646c3ba0fb1 100644
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--- a/camlibs/ptp2/chdk.c
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+++ b/camlibs/ptp2/chdk.c
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@@ -1145,7 +1145,7 @@ static void yuv_live_to_jpeg(unsigned char *p_yuv,
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struct jpeg_error_mgr jerr;
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JSAMPROW row_ptr[1];
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uint8_t *outbuf = NULL, *tmprowbuf = NULL;
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- unsigned long outlen = 0;
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+ JPEG_SIZE outlen = 0;
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unsigned int row_inc;
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int sshift, dshift, xshift, skip;
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diff --git a/libgphoto2_port/gphoto-m4/gp-libjpeg.m4 b/libgphoto2_port/gphoto-m4/gp-libjpeg.m4
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index ce9e816fdbce..4870882a686d 100644
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--- a/libgphoto2_port/gphoto-m4/gp-libjpeg.m4
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+++ b/libgphoto2_port/gphoto-m4/gp-libjpeg.m4
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@@ -77,6 +77,38 @@ found and made to work.
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GP_CONFIG_MSG([JPEG mangling support],
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[${have_libjpeg}])
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])
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+ dnl find type of memdest
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+ AC_LANG_PUSH([C])
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+
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+ AC_MSG_CHECKING([type of jpeg_mem_dest size])
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+ AC_COMPILE_IFELSE([
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+ #include <stdio.h>
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+ #include <unistd.h>
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+ #include <jpeglib.h>
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+ void f(j_compress_ptr cinfo, unsigned char ** outbuffer, unsigned long * outsize) {
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+ jpeg_mem_dest(cinfo, outbuffer, outsize);
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+ }
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+ ],[
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+ AC_MSG_RESULT([unsigned long*])
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+ AC_DEFINE([JPEG_SIZE],[unsigned long], "JPEG memdest size type")
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+ ],[
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+ AC_COMPILE_IFELSE([
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+ #include <stdio.h>
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+ #include <unistd.h>
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+ #include <jpeglib.h>
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+ void f(j_compress_ptr cinfo, unsigned char ** outbuffer, size_t * outsize) {
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+ jpeg_mem_dest(cinfo, outbuffer, outsize);
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+ }
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+ ],[
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+ AC_MSG_RESULT([size_t*])
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+ AC_DEFINE([JPEG_SIZE],[size_t], "JPEG memdest size type")
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+ ],[
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+ AC_MSG_RESULT([unknown, using unsigned long*])
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+ AC_DEFINE([JPEG_SIZE],[unsigned long], "JPEG memdest size type")
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+ ])
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+ ]
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+ )
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+ AC_LANG_POP([C])
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],
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[AC_MSG_ERROR([
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Unhandled value given to --with-jpeg: ${with_jpeg}
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--
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2.43.0
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@@ -9,6 +9,8 @@ LIBGPHOTO2_SOURCE = libgphoto2-$(LIBGPHOTO2_VERSION).tar.xz
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LIBGPHOTO2_SITE = https://github.com/gphoto/libgphoto2/releases/download/v$(LIBGPHOTO2_VERSION)
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LIBGPHOTO2_LICENSE = LGPL-2.1+, GPL-2.0 (adc65), GPL-2.0+ (some camlibs), \
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LGPL-2.0 (sipix), LGPL-3.0+ (pentax), BSD-3-Clause (ax203/tinyjpeg)
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# 0001-autoconf-checks-for-the-size-type-of-jpeg_mem_dest.patch
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LIBGPHOTO2_AUTORECONF = YES
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# There is a single license file for the LGPL-2.1, no license files
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# for other licenses
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LIBGPHOTO2_LICENSE_FILES = COPYING
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