Fail to compile wargus_2.2.6.orig on Gentoo

[brezerk]

Hi i trying to compile wargus 2.2.6 on Gentoo and get this error:

[ himera ] brezerk@pts/1:209 ~/build/wargus_2.2.6.orig/build $
make
[ 28%] Built target pudconvert
[ 42%] Built target wargus
[ 57%] Building C object CMakeFiles/wartool.dir/wartool.c.o
/home/brezerk/build/wargus_2.2.6.orig/wartool.c: In function ‘SavePNG’:
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1852:6: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1861:37: error: ‘Z_BEST_COMPRESSION’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1861:37: note: each undeclared identifier is reported only once for each function it appears in
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1864:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1865:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1866:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1867:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1868:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1869:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1870:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1871:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c: In function ‘ConvertWav’:
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3231:2: error: ‘gzFile’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3231:9: error: expected ‘;’ before ‘gf’
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3238:2: error: ‘gf’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c: In function ‘ConvertXmi’:
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3270:2: error: ‘gzFile’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3270:9: error: expected ‘;’ before ‘gf’
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3367:2: error: ‘gf’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c: In function ‘ConvertText’:
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3601:2: error: ‘gzFile’ undeclared (first use in this function)
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3601:9: error: expected ‘;’ before ‘gf’
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:3620:2: error: ‘gf’ undeclared (first use in this function)
make[2]: *** [CMakeFiles/wartool.dir/wartool.c.o] Error 1
make[1]: *** [CMakeFiles/wartool.dir/all] Error 2
make: *** [all] Error 2

I am using:
sys-devel/gcc 4.5.3-r2
dev-util/cmake 2.8.7-r5
sys-libs/zlib 1.2.6
media-libs/libsdl 1.2.15-r1
media-libs/sdl-gfx 2.0.23
media-libs/sdl-image 1.2.12
media-libs/sdl-mixer 1.2.12-r1
media-libs/sdl-net 1.2.8
[media-libs/sdl-sound 1.0.3
[media-libs/sdl-ttf 2.0.11

[brezerk (brezerk)]

Ok. It looks like libpng-1.5.x. 'libpng15/png.h' no longer includes 'zlib.h'. So you must do it yourself.

[ himera ] brezerk@pts/1:225 ~/build/wargus_2.2.6.orig/build $
diff -u /home/brezerk/build/wargus_2.2.6.orig/wartool.c.orig /home/brezerk/build/wargus_2.2.6.orig/wartool.c
--- /home/brezerk/build/wargus_2.2.6.orig/wartool.c.orig 2012-05-18 18:06:25.000000000 +0300
+++ /home/brezerk/build/wargus_2.2.6.orig/wartool.c 2012-05-18 18:06:39.000000000 +0300
@@ -53,6 +53,7 @@
 #include <stdint.h>
 #include <ctype.h>
 #include <png.h>
+#include <zlib.h>

 #if defined(_MSC_VER) || defined(WIN32)
 #include <windows.h>

This helps, but i still can't compile:

[ himera ] brezerk@pts/1:223 ~/build/wargus_2.2.6.orig/build $
make
[ 28%] Built target pudconvert
[ 42%] Built target wargus
[ 57%] Building C object CMakeFiles/wartool.dir/wartool.c.o
/home/brezerk/build/wargus_2.2.6.orig/wartool.c: In function ‘SavePNG’:
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1853:6: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1865:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1866:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1867:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1868:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1869:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1870:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1871:10: error: dereferencing pointer to incomplete type
/home/brezerk/build/wargus_2.2.6.orig/wartool.c:1872:10: error: dereferencing pointer to incomplete type
make[2]: *** [CMakeFiles/wartool.dir/wartool.c.o] Error 1
make[1]: *** [CMakeFiles/wartool.dir/all] Error 2
make: *** [all] Error 2

[brezerk (brezerk)]

Yeah. It looks like libpng ab[ himera ] brezerk@pts/1:233 ~/build/wargus_2.2.6.orig/build $
diff -u /home/brezerk/build/wargus_2.2.6.orig/wartool.c.orig /home/brezerk/build/wargus_2.2.6.orig/wartool.c
--- /home/brezerk/build/wargus_2.2.6.orig/wartool.c.orig 2012-05-18 18:06:25.000000000 +0300
+++ /home/brezerk/build/wargus_2.2.6.orig/wartool.c 2012-05-18 18:14:45.000000000 +0300
@@ -53,6 +53,7 @@
 #include <stdint.h>
 #include <ctype.h>
 #include <png.h>
+#include <zlib.h>

 #if defined(_MSC_VER) || defined(WIN32)
 #include <windows.h>
@@ -1849,7 +1850,7 @@
                return 1;
        }

- if (setjmp(png_ptr->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png_ptr))) {
                // FIXME: must free buffers!!
                png_destroy_write_struct(&png_ptr, &info_ptr);
                fclose(fp);
@@ -1861,14 +1862,8 @@
        png_set_compression_level(png_ptr, Z_BEST_COMPRESSION);

        // prepare the file information
- info_ptr->width = w;
- info_ptr->height = h;
- info_ptr->bit_depth = 8;
- info_ptr->color_type = PNG_COLOR_TYPE_PALETTE;
- info_ptr->interlace_type = 0;
- info_ptr->valid |= PNG_INFO_PLTE;
- info_ptr->palette = (png_colorp)pal;
- info_ptr->num_palette = 256;
+ png_set_IHDR(png_ptr, info_ptr, w, h, 8, PNG_COLOR_TYPE_PALETTE, 0, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
+ png_set_PLTE(png_ptr, info_ptr, (png_colorp)pal, 256);

        if (transparent) {
                unsigned char* p;i was changed too :(

[brezerk (brezerk)]

Ok. I was able to build wargus. Here a patch:

[Pali (pali)]

This bug is already fixed in commit http://bazaar.launchpad.net/~stratagus/wargus/trunk/revision/1643

Before reporting bugs, search for duplicates. In bug #963210 was attached similar (same) patch which was commited.