diff options
Diffstat (limited to 'package/config/util.c')
| -rw-r--r-- | package/config/util.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/package/config/util.c b/package/config/util.c index a68f7529e..42038385b 100644 --- a/package/config/util.c +++ b/package/config/util.c @@ -132,6 +132,8 @@ next: /* write a dependency file as used by kbuild to track dependencies */ int file_write_dep(const char *name) { + struct symbol *sym, *env_sym; + struct expr *e; struct file *file; FILE *out; @@ -147,12 +149,28 @@ int file_write_dep(const char *name) else fprintf(out, "\t%s\n", file->name); } - fprintf(out, "\n$(BR2_DEPENDS_DIR)/config/auto.conf: \\\n" - "\t$(deps_config)\n\n" - "$(deps_config): ;\n"); + fprintf(out, "\n%s: \\\n" + "\t$(deps_config)\n\n", conf_get_autoconfig_name()); + + expr_list_for_each_sym(sym_env_list, e, sym) { + struct property *prop; + const char *value; + + prop = sym_get_env_prop(sym); + env_sym = prop_get_symbol(prop); + if (!env_sym) + continue; + value = getenv(env_sym->name); + if (!value) + value = ""; + fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value); + fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name()); + fprintf(out, "endif\n"); + } + + fprintf(out, "\n$(deps_config): ;\n"); fclose(out); rename("..config.tmp", name); - return write_make_deps(NULL); } @@ -162,7 +180,7 @@ struct gstr str_new(void) { struct gstr gs; gs.s = malloc(sizeof(char) * 64); - gs.len = 16; + gs.len = 64; strcpy(gs.s, "\0"); return gs; } |