Rolling in support for CFLAGS_${ABI}. Rolling g{cc,++}{32,64} support into the wrapper.

6 files changed, 113 insertions, 21 deletions

diff --git a/sys-devel/gcc-config/ChangeLog b/sys-devel/gcc-config/ChangeLog
index e1bf6ccbb17b..653d1001f0b2 100644
--- a/sys-devel/gcc-config/ChangeLog
+++ b/sys-devel/gcc-config/ChangeLog
@@ -1,6 +1,14 @@
 # ChangeLog for sys-devel/gcc-config
 # Copyright 2002-2004 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/ChangeLog,v 1.71 2004/12/24 05:46:23 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/ChangeLog,v 1.72 2004/12/28 05:32:10 eradicator Exp $
+
+*gcc-config-1.3.8-r2 (27 Dec 2004)
+
+  27 Dec 2004; Jeremy Huddleston <eradicator@gentoo.org>
+  files/gcc-config-1.3.8, -files/wrapper-1.4.3.c, +files/wrapper-1.4.4.c,
+  -gcc-config-1.3.8-r1.ebuild, +gcc-config-1.3.8-r2.ebuild:
+  Rolling in support for CFLAGS_${ABI}. Rolling g{cc,++}{32,64} support into
+  the wrapper.
 
 *gcc-config-1.3.8-r1 (24 Dec 2004)
 
diff --git a/sys-devel/gcc-config/Manifest b/sys-devel/gcc-config/Manifest
index 0b0987b1a0fb..d7bc00950dfc 100644
--- a/sys-devel/gcc-config/Manifest
+++ b/sys-devel/gcc-config/Manifest
@@ -1,23 +1,23 @@
 -----BEGIN PGP SIGNED MESSAGE-----
 Hash: SHA1
 
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-MD5 edfe90e24dbfe7a49d28f0c37ba4ea8b ChangeLog 14276
+MD5 236509b94e2d78bf9d6cba5820706867 ChangeLog 14600
 MD5 0a250a07d02f1343f64fe7f7bbdbd820 gcc-config-1.3.6-r4.ebuild 2636
-MD5 567094e03359ffc1c95af7356395228d metadata.xml 162
 MD5 626c17691d48b229f5c619618bf365c0 gcc-config-1.3.7-r6.ebuild 1395
-MD5 3284763a25d3f43f7c29fc765be2defd files/gcc-config-1.3.8 12381
+MD5 567094e03359ffc1c95af7356395228d metadata.xml 162
+MD5 cab2e8d259183adfe9f2d3d04273b8ca gcc-config-1.3.8-r2.ebuild 1363
+MD5 7723c767ef3e4935c2299fb253412d7e files/wrapper-1.4.4.c 10132
 MD5 d41d8cd98f00b204e9800998ecf8427e files/digest-gcc-config-1.3.6-r4 0
-MD5 11d24a6f5defba5a8a8bbc65f26e2215 files/wrapper-1.4.2.c 7439
-MD5 5f5ba2d67203ed8386ae76352f15000d files/gcc-config-1.3.6 10285
-MD5 dc0ff3c291392d8abac22d82a8593ab6 files/wrapper-1.4.3.c 7545
 MD5 0c96b0464e9cec87312b5fa06d8c138b files/gcc-config-1.3.7 11800
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 MD5 d41d8cd98f00b204e9800998ecf8427e files/digest-gcc-config-1.3.7-r6 0
+MD5 00229104aa2309d104a1d9dddea67849 files/gcc-config-1.3.8 12330
+MD5 d41d8cd98f00b204e9800998ecf8427e files/digest-gcc-config-1.3.8-r2 0
+MD5 11d24a6f5defba5a8a8bbc65f26e2215 files/wrapper-1.4.2.c 7439
+MD5 5f5ba2d67203ed8386ae76352f15000d files/gcc-config-1.3.6 10285
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diff --git a/sys-devel/gcc-config/files/digest-gcc-config-1.3.8-r1 b/sys-devel/gcc-config/files/digest-gcc-config-1.3.8-r2
index e69de29bb2d1..e69de29bb2d1 100644
--- a/sys-devel/gcc-config/files/digest-gcc-config-1.3.8-r1
+++ b/sys-devel/gcc-config/files/digest-gcc-config-1.3.8-r2
diff --git a/sys-devel/gcc-config/files/gcc-config-1.3.8 b/sys-devel/gcc-config/files/gcc-config-1.3.8
index ee8c1176252f..382fc6717f5c 100755
--- a/sys-devel/gcc-config/files/gcc-config-1.3.8
+++ b/sys-devel/gcc-config/files/gcc-config-1.3.8
@@ -1,7 +1,7 @@
 #!/bin/bash
 # Copyright 1999-2004 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/files/gcc-config-1.3.8,v 1.2 2004/12/24 05:46:24 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/files/gcc-config-1.3.8,v 1.3 2004/12/28 05:32:10 eradicator Exp $
 # Author:  Martin Schlemmer <azarah@gentoo.org>
 
 trap ":" INT QUIT TSTP
@@ -212,9 +212,8 @@ switch_profile() {
 			# This should probably get folded back into the wrapper ...
 			if [[ ${x:${#x}-3} = "gcc" ]] || [[ ${x:${#x}-3} = "g++" ]] ; then
 				for bits in ${GCCBITS} ; do
-					echo "#!/bin/sh"$'\n'"exec ${x} -m${bits} \"\$@\"" \
-						> "${ROOT}/usr/bin/${x}${bits}"
-					chmod 755 "${ROOT}/usr/bin/${x}${bits}"
+					cp -f "${ROOT}/usr/lib/gcc-config/wrapper" \
+						"${ROOT}/usr/bin/${x}${bits}"
 				done
 			fi
 		fi
diff --git a/sys-devel/gcc-config/files/wrapper-1.4.3.c b/sys-devel/gcc-config/files/wrapper-1.4.4.c
index 80e1a81d2623..e94f1f3475ae 100644
--- a/sys-devel/gcc-config/files/wrapper-1.4.3.c
+++ b/sys-devel/gcc-config/files/wrapper-1.4.4.c
@@ -1,7 +1,7 @@
 /*
  * Copyright 1999-2004 Gentoo Foundation
  * Distributed under the terms of the GNU General Public License v2
- * $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/files/wrapper-1.4.3.c,v 1.2 2004/12/23 18:04:06 vapier Exp $
+ * $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/files/wrapper-1.4.4.c,v 1.1 2004/12/28 05:32:10 eradicator Exp $
  * Author: Martin Schlemmer <azarah@gentoo.org>
  */
 
@@ -23,6 +23,9 @@
 #define GCC_CONFIG	"/usr/bin/gcc-config"
 #define ENVD_BASE	"/etc/env.d/05gcc"
 
+#define MAXNEWFLAGS 32
+#define MAXFLAGLEN  127
+
 struct wrapper_data {
 	char name[MAXPATHLEN + 1];
 	char fullname[MAXPATHLEN + 1];
@@ -30,6 +33,8 @@ struct wrapper_data {
 	char tmp[MAXPATHLEN + 1];
 	
 	char *path;
+	char newflags[MAXNEWFLAGS][MAXFLAGLEN + 1];
+	unsigned newflagsCount;
 };
 
 static const char *wrapper_strerror(int err, struct wrapper_data *data)
@@ -249,12 +254,15 @@ static void modify_path(struct wrapper_data *data)
 	putenv(newpath);
 }
 
+#define lastOfStr(str, n) ((str) + strlen(str) - (n))
+
 int main(int argc, char *argv[])
 {
 	struct wrapper_data *data;
 	size_t size;
 	char *path;
 	int result = 0;
+	char **newargv = argv;
 
 	data = alloca(sizeof(*data));
 	if (data == NULL)
@@ -293,8 +301,85 @@ int main(int argc, char *argv[])
 	 * http://bugs.gentoo.org/show_bug.cgi?id=8132 */
 	argv[0] = data->bin;
 
+	/* If this is g{cc,++}{32,64}, we need to add -m{32,64}
+	 * otherwise  we need to add ${CFLAGS_${ABI}}
+	 */
+	if(!strcmp(lastOfStr(data->bin, 2), "32") ) {
+		strcpy(data->newflags[data->newflagsCount], "-m32");
+		data->bin[strlen(data->bin) - 2] = '\0';
+		data->newflagsCount++;
+	} else if (!strcmp(lastOfStr(data->bin, 2), "64") ) {
+		data->bin[strlen(data->bin) - 2] = '\0';
+		strcpy(data->newflags[data->newflagsCount], "-m64");
+		data->newflagsCount++;
+	} else if(getenv("ABI")) {
+		char *envar = (char *)malloc(sizeof(char) * 
+                                             (strlen("CFLAGS_") + strlen(getenv("ABI")) + 1 ));
+		if(!envar)
+			wrapper_exit("%s wrapper: out of memory\n", argv[0]);
+
+		/* We use CFLAGS_${ABI} for gcc, g++, g77, etc as they are
+		 * the same no matter which compiler we are using.
+		 */
+		sprintf(envar, "CFLAGS_%s", getenv("ABI"));
+
+		if(getenv(envar)) {
+			const char *newflagsStr = getenv(envar);
+			unsigned s, f; /* start/finish of each flag. f points to
+			                * the char AFTER the end (ie the space/\0
+			                */
+
+			/* Tokenize the flag list */
+			for(s=0; s < strlen(newflagsStr); s=f+1) {
+				/* Put s at the start of the next flag */
+				while(newflagsStr[s] == ' ' || 
+				      newflagsStr[s] == '\t')
+					s++;
+				if(s == strlen(newflagsStr))
+					break;
+
+				f = s + 1;
+				while(newflagsStr[f] != ' ' && 
+				      newflagsStr[f] != '\t' &&
+				      newflagsStr[f] != '\0')
+					f++;
+
+				/* Detect overrun */
+				if(MAXFLAGLEN < f - s || MAXNEWFLAGS == data->newflagsCount)
+					wrapper_exit("%s wrapper: Exiting due to inadequate buffer space.  Preventing buffer overrun.\n", argv[0]);			
+
+				strncpy(data->newflags[data->newflagsCount], newflagsStr + s, f - s);
+				data->newflagsCount++;
+			}
+		}
+
+		free(envar);
+	}
+
+	if(data->newflagsCount) {
+		unsigned i;
+
+		/* Make room for the original, new ones, and the NULL terminator */
+		newargv = (char **)malloc(sizeof(char *) * (argc + data->newflagsCount + 1));
+		if(!newargv)
+			wrapper_exit("Unable to allocate enough memory for new argv[].");
+
+		/* We just use the existing argv[i] as the start. */
+		for(i=0; i < argc; i++) {
+			newargv[i] = argv[i];
+		}
+
+		/* Now we want to append our newflags list. */
+		for(; i < argc + data->newflagsCount; i++) {
+			newargv[i] = data->newflags[i - argc];
+		}
+
+		/* And now cap it off... */
+		newargv[i] = NULL;
+	}
+
 	/* Ok, do it ... */
-	if (execv(data->bin, argv) < 0)
+	if (execv(data->bin, newargv) < 0)
 		wrapper_exit("Could not run/locate \"%s\"\n", data->name);
 
 	return 0;
diff --git a/sys-devel/gcc-config/gcc-config-1.3.8-r1.ebuild b/sys-devel/gcc-config/gcc-config-1.3.8-r2.ebuild
index f9f558c4ffcf..b20970f330c4 100644
--- a/sys-devel/gcc-config/gcc-config-1.3.8-r1.ebuild
+++ b/sys-devel/gcc-config/gcc-config-1.3.8-r2.ebuild
@@ -1,11 +1,11 @@
 # Copyright 1999-2004 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/gcc-config-1.3.8-r1.ebuild,v 1.1 2004/12/24 05:46:23 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/gcc-config-1.3.8-r2.ebuild,v 1.1 2004/12/28 05:32:10 eradicator Exp $
 
 inherit toolchain-funcs
 
 # Version of .c wrapper to use
-W_VER="1.4.3"
+W_VER="1.4.4"
 
 DESCRIPTION="Utility to change the gcc compiler being used"
 HOMEPAGE="http://www.gentoo.org/"