This patch changes Guile to use a default search path relative to the location of the `guile' binary, allowing it to be relocated. diff --git a/libguile/load.c b/libguile/load.c --- a/libguile/load.c +++ b/libguile/load.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -334,6 +335,32 @@ scm_init_load_path () SCM cpath = SCM_EOL; #ifdef SCM_LIBRARY_DIR + char *program, *bin_dir, *prefix, *module_dir, *ccache_dir; + + /* Determine the source and compiled module directories at run-time, + relative to the executable's location. + + Note: Use /proc/self/exe instead of argv[0] because the latter is + not necessarily an absolute, nor a valid file name. */ + + program = scm_gc_malloc_pointerless (256, "string"); + readlink ("/proc/self/exe", program, 256); + + bin_dir = dirname (strdupa (program)); + + prefix = scm_gc_malloc_pointerless (strlen (bin_dir) + 4, "string"); + strcpy (prefix, bin_dir); + strcat (prefix, "/.."); + prefix = canonicalize_file_name (prefix); + + module_dir = scm_gc_malloc_pointerless (strlen (prefix) + 50, "string"); + strcpy (module_dir, prefix); + strcat (module_dir, "/share/guile/" SCM_EFFECTIVE_VERSION); + + ccache_dir = scm_gc_malloc_pointerless (strlen (prefix) + 50, "string"); + strcpy (ccache_dir, prefix); + strcat (ccache_dir, "/lib/guile/" SCM_EFFECTIVE_VERSION "/ccache"); + env = scm_i_mirror_backslashes (getenv ("GUILE_SYSTEM_PATH")); if (env && strcmp (env, "") == 0) /* special-case interpret system-path=="" as meaning no system path instead @@ -342,10 +369,7 @@ scm_init_load_path () else if (env) path = scm_parse_path (scm_from_locale_string (env), path); else - path = scm_list_4 (scm_from_utf8_string (SCM_LIBRARY_DIR), - scm_from_utf8_string (SCM_SITE_DIR), - scm_from_utf8_string (SCM_GLOBAL_SITE_DIR), - scm_from_utf8_string (SCM_PKGDATA_DIR)); + path = scm_list_1 (scm_from_locale_string (module_dir)); env = scm_i_mirror_backslashes (getenv ("GUILE_SYSTEM_COMPILED_PATH")); if (env && strcmp (env, "") == 0) @@ -355,8 +379,7 @@ scm_init_load_path () cpath = scm_parse_path (scm_from_locale_string (env), cpath); else { - cpath = scm_list_2 (scm_from_utf8_string (SCM_CCACHE_DIR), - scm_from_utf8_string (SCM_SITE_CCACHE_DIR)); + cpath = scm_list_1 (scm_from_locale_string (ccache_dir)); } #endif /* SCM_LIBRARY_DIR */ 3b&showmsg=1'>Expand)Author 2021-07-14utils: Define 'target-hurd?' predicate....It behaves similarily to the other target-...? procedures. The usage of hurd-triplet? / target-hurd? in libgc appears incorrect to me, as (%current-system) is normally never false. * gnu/packages/hurd.scm (hurd-triplet?): Move to ... * guix/util.scm (target-hurd?): ... here, let its argument default to (%current-target-system) or (%current-system), and write a docstring. * gnu/packages/hurd.scm (hurd-target?, hurd-system?): Use target-hurd? instead of hurd-triplet?. * gnu/packages/bdw-gc.scm (libgc): Likewise. * gnu/packages/cross-base.scm (cross-libc)[arguments]<#:configure-flags>: Likewise. (cross-libc)[arguments]<#:phases>: Likewise. (cross-libc)[arguments]<#:native-inputs>: Likewise. * gnu/packages/make-boostrap.scm (%glibc-stripped)[inputs]: Likewise. Signed-off-by: Mathieu Othacehe <othacehe@gnu.org> Maxime Devos 2021-05-16gnu: libgc: Remove 'libgc/disable-munmap'....This variant is already the default on this branch. * gnu/packages/bdw-gc.scm (libgc/disable-munmap): Remove. Ludovic Courtès 2021-05-15Merge branch 'master' into core-updatesLudovic Courtès 2021-05-13gnu: libgc: Add variant with '--disable-munmap'....* gnu/packages/bdw-gc.scm (libgc/disable-munmap): New variable. Ludovic Courtès 2021-05-08gnu: libgc@8: Build with '--disable-munmap'....Partially fixes <https://bugs.gnu.org/40525>. * gnu/packages/bdw-gc.scm (libgc)[arguments]: Configure with '--disable-munmap'. * gnu/packages/guile.scm (guile-3.0/libgc-7): Remove. * gnu/packages/ci.scm (cuirass)[inputs]: Refer to GUILE-3.0-LATEST instead of GUILE-3.0/LIBGC-7. * guix/self.scm (specification->package): Likewise. Ludovic Courtès