Thu Apr 25 14:56:30 2024 UTC (31d)
doc/HOWTO-dev-crosscompile: Add a couple TODOs.


(riastradh)
diff -r1.7 -r1.8 pkgsrc/doc/HOWTO-dev-crosscompile
cvs diff -r1.7 -r1.8 pkgsrc/doc/HOWTO-dev-crosscompile (expand / switch to unified diff)

--- pkgsrc/doc/HOWTO-dev-crosscompile 2024/04/12 19:54:43 1.7
+++ pkgsrc/doc/HOWTO-dev-crosscompile 2024/04/25 14:56:30 1.8
@@ -1,17 +1,17 @@ @@ -1,17 +1,17 @@
1Cross-compilation in pkgsrc (developer's guide) -*- outline -*- 1Cross-compilation in pkgsrc (developer's guide) -*- outline -*-
2Taylor R. Campbell <riastradh@NetBSD.org> 2Taylor R. Campbell <riastradh@NetBSD.org>
3 3
4$NetBSD: HOWTO-dev-crosscompile,v 1.7 2024/04/12 19:54:43 riastradh Exp $ 4$NetBSD: HOWTO-dev-crosscompile,v 1.8 2024/04/25 14:56:30 riastradh Exp $
5 5
6These are some notes on how to make your package cross-compilable. 6These are some notes on how to make your package cross-compilable.
7There is no single recipe for it -- each package is different, and 7There is no single recipe for it -- each package is different, and
8even if it follows, say, the GNU build system conventions, it may have 8even if it follows, say, the GNU build system conventions, it may have
9its quirks, and the author of the software you're packaging may not 9its quirks, and the author of the software you're packaging may not
10have ever thought of cross-compilation. 10have ever thought of cross-compilation.
11 11
12* Native and target platform 12* Native and target platform
13 13
14When building a package, MACHINE_ARCH, OPSYS, &c., describe the 14When building a package, MACHINE_ARCH, OPSYS, &c., describe the
15platform for which the package is being built. If 15platform for which the package is being built. If
16USE_CROSS_COMPILE=no, this is the native platform; otherwise, if 16USE_CROSS_COMPILE=no, this is the native platform; otherwise, if
17USE_CROSS_COMPILE=yes, it is the target platform. The additional 17USE_CROSS_COMPILE=yes, it is the target platform. The additional
@@ -110,13 +110,18 @@ or @@ -110,13 +110,18 @@ or
110 configure: error: cannot check for file existence when cross-compiling 110 configure: error: cannot check for file existence when cross-compiling
111 111
112Some of these can be patched to be replaced by compile-tests. 112Some of these can be patched to be replaced by compile-tests.
113Otherwise, for a particular known target environment, you can 113Otherwise, for a particular known target environment, you can
114pre-answer the tests for autoconf: 114pre-answer the tests for autoconf:
115 115
116.include "../../bsd.prefs.mk" 116.include "../../bsd.prefs.mk"
117 117
118.if ${USE_CROSS_COMPILE:tl} == "yes" 118.if ${USE_CROSS_COMPILE:tl} == "yes"
119# Configure wants to check for /dev/random but can't. We know NetBSD 119# Configure wants to check for /dev/random but can't. We know NetBSD
120# always has a /dev/random, so inform autoconf of the fact. 120# always has a /dev/random, so inform autoconf of the fact.
121CONFIGURE_ENV.NetBSD+= ac_cv_file__dev_random=yes 121CONFIGURE_ENV.NetBSD+= ac_cv_file__dev_random=yes
122.endif 122.endif
 123
 124* XXX TODO
 125
 126** document meson issues
 127** document cmake issues