From a978300051b39f7dbdf54e5d09ca8c084ec61187 Mon Sep 17 00:00:00 2001
From: Akinori Hattori <hattya@gentoo.org>
Date: Wed, 11 Jul 2018 23:36:37 +0900
Subject: dev-scheme/c-wrapper: fix for >=sys-devel/gcc-5

Package-Manager: Portage-2.3.40, Repoman-2.3.9
---
 dev-scheme/c-wrapper/c-wrapper-0.6.1-r1.ebuild   |  1 +
 dev-scheme/c-wrapper/files/c-wrapper-gcc-5.patch | 45 ++++++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 dev-scheme/c-wrapper/files/c-wrapper-gcc-5.patch

(limited to 'dev-scheme/c-wrapper')

diff --git a/dev-scheme/c-wrapper/c-wrapper-0.6.1-r1.ebuild b/dev-scheme/c-wrapper/c-wrapper-0.6.1-r1.ebuild
index 709c8c2eb641..c47ed5ad71e4 100644
--- a/dev-scheme/c-wrapper/c-wrapper-0.6.1-r1.ebuild
+++ b/dev-scheme/c-wrapper/c-wrapper-0.6.1-r1.ebuild
@@ -20,6 +20,7 @@ DEPEND="${RDEPEND}"
 
 PATCHES=(
 	"${FILESDIR}"/${PN}-closure.patch
+	"${FILESDIR}"/${PN}-gcc-5.patch
 	"${FILESDIR}"/${PN}-gentoo.patch
 )
 HTML_DOCS=( doc/${PN}-ref{e,j}.html )
diff --git a/dev-scheme/c-wrapper/files/c-wrapper-gcc-5.patch b/dev-scheme/c-wrapper/files/c-wrapper-gcc-5.patch
new file mode 100644
index 000000000000..091b1e2da105
--- /dev/null
+++ b/dev-scheme/c-wrapper/files/c-wrapper-gcc-5.patch
@@ -0,0 +1,45 @@
+--- a/src/c-parser.c
++++ b/src/c-parser.c
+@@ -1668,6 +1668,7 @@
+ {
+     static ScmObj trigger_line = SCM_FALSE;
+     ScmObj line_str;
++    ScmObj regexp = Scm_RegComp(SCM_STRING(SCM_MAKE_STR_IMMUTABLE("^#\\s+\\d+\\s+\"<stdin>\"")), 0);
+ 
+     /* skip the first line '# 1 "<stdin>"' */
+     Scm_ReadLineUnsafe(SCM_PORT(in));
+@@ -1682,16 +1683,26 @@
+         }
+     }
+ 
+-    while (!SCM_EOFP(line_str = Scm_ReadLineUnsafe(SCM_PORT(in)))) {
+-        if (SCM_NULLP(macro_list)) {
++    line_str = SCM_NIL;
++    while (!SCM_NULLP(macro_list)) {
++        ScmObj body_str = line_str;
++        if (SCM_NULLP(body_str)
++            && SCM_EOFP(body_str = Scm_ReadLineUnsafe(SCM_PORT(in)))) {
+             Scm_Error("[bug] lost macro body");
+-        } else {
+-            ScmObj pos_name_args = SCM_CDAR(macro_list);
+-            macro_list = SCM_CDR(macro_list);
+-            Scm_FilenameSet(SCM_CAAR(pos_name_args));
+-            Scm_LineNumberSet(SCM_INT_VALUE(SCM_CDAR(pos_name_args)));
+-            parse_macro_body(SCM_CADR(pos_name_args), SCM_CDDR(pos_name_args), line_str);
+         }
++        while (!SCM_EOFP(line_str = Scm_ReadLineUnsafe(SCM_PORT(in)))
++            && SCM_REGMATCHP(Scm_RegExec(SCM_REGEXP(regexp), SCM_STRING(line_str)))) {
++            if (SCM_EOFP(line_str = Scm_ReadLineUnsafe(SCM_PORT(in)))) {
++                Scm_Error("[bug] unexpected EOF while parsing macro body");
++            }
++            body_str = Scm_StringAppend2(SCM_STRING(body_str), SCM_STRING(line_str));
++            line_str = SCM_NIL;
++        }
++        ScmObj pos_name_args = SCM_CDAR(macro_list);
++        macro_list = SCM_CDR(macro_list);
++        Scm_FilenameSet(SCM_CAAR(pos_name_args));
++        Scm_LineNumberSet(SCM_INT_VALUE(SCM_CDAR(pos_name_args)));
++        parse_macro_body(SCM_CADR(pos_name_args), SCM_CDDR(pos_name_args), body_str);
+     }
+ 
+     SCM_RETURN(SCM_UNDEFINED);
-- 
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