From 04c176a7a0db49f1977d27a72f956440cbcefe44 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Sat, 18 May 2019 18:50:46 -0400
Subject: build: Set prefixes in target machine config header

---
diff --git a/build b/build
index e8a282e..16d199c 100755
--- a/build
+++ b/build
@@ -113,6 +113,12 @@ build-gcc-config:
 		mv "$(tm)/$(tm_file)" "$(tm)/$(tm_file).orig"
 	sed "s|^\(#define $(tm_interp_macro)\) \".*\"$$|\1 \"$(elf_interp)\"|" \
 		"$(tm)/$(tm_file).orig" >"$(tm)/$(tm_file)"
+	printf '\n#undef %s\n#define %s "%s"\n' STANDARD_EXEC_PREFIX \
+		STANDARD_EXEC_PREFIX "$(exec_prefix)" >>"$(tm)/$(tm_file)"
+	printf '\n#undef %s\n#define %s "%s"\n' STANDARD_LIBEXEC_PREFIX \
+		STANDARD_LIBEXEC_PREFIX "$(startfile_prefix)" >>"$(tm)/$(tm_file)"
+	printf '#define %s ""\n' STANDARD_STARTFILE_PREFIX_1 \
+		STANDARD_STARTFILE_PREFIX_2 >>"$(tm)/$(tm_file)"
 	[ -e "$(tm)/$(tmake_file).orig" ] || \
 		mv "$(tm)/$(tmake_file)" "$(tm)/$(tmake_file).orig"
 	sed "$(tmake_script)" "$(tm)/$(tmake_file).orig" >"$(tm)/$(tmake_file)"
--
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