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SUMMARY = "Tool to edit rpath in ELF binaries"
DESCRIPTION = "chrpath allows you to change the rpath (where the \
application looks for libraries) in an application. It does not \
(yet) allow you to add an rpath if there isn't one already."
HOMEPAGE = "http://alioth.debian.org/projects/chrpath/"
BUGTRACKER = "http://alioth.debian.org/tracker/?atid=412807&group_id=31052"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552"

SRC_URI = "http://alioth.debian.org/frs/download.php/file/3979/chrpath-0.16.tar.gz \
           file://standarddoc.patch"

SRC_URI[md5sum] = "2bf8d1d1ee345fc8a7915576f5649982"
SRC_URI[sha256sum] = "bb0d4c54bac2990e1bdf8132f2c9477ae752859d523e141e72b3b11a12c26e7b"

UPSTREAM_CHECK_URI = "http://alioth.debian.org/frs/?group_id=31052"

inherit autotools

# We don't have a staged chrpath-native for ensuring our binary is
# relocatable, so use the one we've just built
CHRPATH_BIN_class-native = "${B}/chrpath"

PROVIDES_append_class-native = " chrpath-replacement-native"
NATIVE_PACKAGE_PATH_SUFFIX = "/${PN}"

BBCLASSEXTEND = "native nativesdk"
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From d20556adadea03bff0bba051172caf0314a35471 Mon Sep 17 00:00:00 2001
From: Henning Heinold <heinold@inf.fu-berlin.de>
Date: Sat, 4 Jun 2011 21:23:15 +0200
Subject: [PATCH 2/2] libc: add non standard execvpe function


Signed-off-by: Henning Heinold <heinold@inf.fu-berlin.de>
---
 include/unistd.h      |    6 ++++++
 libc/unistd/exec.c    |   38 +++++++++++++++++++++++++++++++++-----
 libc/unistd/execvpe.c |    7 +++++++
 3 files changed, 46 insertions(+), 5 deletions(-)
 create mode 100644 libc/unistd/execvpe.c


Upstream-Status: Pending

diff --git a/include/unistd.h b/include/unistd.h
index 9568790..070e4f2 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -557,6 +557,12 @@ extern int execvp (__const char *__file, char *__const __argv[])
      __THROW __nonnull ((1));
 libc_hidden_proto(execvp)
 
+/* Execute FILE, searching in the `PATH' environment variable if it contains
+   no slashes, with arguments ARGV and environment from a pointer */
+extern int execvpe (__const char *__file, char *__const __argv[], char *__const __envp[])
+     __THROW __nonnull ((1));
+libc_hidden_proto(execvpe)
+
 /* Execute FILE, searching in the `PATH' environment variable if
    it contains no slashes, with all arguments after FILE until a
    NULL pointer and environment from `environ'.  */
diff --git a/libc/unistd/exec.c b/libc/unistd/exec.c
index 7d24072..802a174 100644
--- a/libc/unistd/exec.c
+++ b/libc/unistd/exec.c
@@ -32,6 +32,8 @@
 /**********************************************************************/
 #define EXEC_FUNC_COMMON 0
 #define EXEC_FUNC_EXECVP 1
+#define EXEC_FUNC_EXECVPE 2
+
 #if defined(__ARCH_USE_MMU__)
 
 /* We have an MMU, so use alloca() to grab space for buffers and arg lists. */
@@ -58,6 +60,7 @@
  *  execle(a) -> execve(-)
  *  execv(-)  -> execve(-)
  *  execvp(a) -> execve(-)
+ *  execvpe(a) -> execve(-)
  */
 
 # define EXEC_ALLOC_SIZE(VAR)      /* nothing to do */
@@ -219,15 +222,18 @@ libc_hidden_def(execlp)
 
 #endif
 /**********************************************************************/
-#ifdef L_execvp
+#if defined (L_execvp) || defined(L_execvpe)
 
 
 /* Use a default path that matches glibc behavior, since SUSv3 says
  * this is implementation-defined.  The default is current working dir,
  * /bin, and then /usr/bin. */
 static const char default_path[] = ":/bin:/usr/bin";
-
+#if defined (L_execvp)
 int execvp(const char *path, char *const argv[])
+#elif defined (L_execvpe)
+int execvpe(const char *path, char *const argv[], char *const envp[])
+#endif
 {
 	char *buf = NULL;
 	char *p;
@@ -245,7 +251,11 @@ int execvp(const char *path, char *const argv[])
 	}
 
 	if (strchr(path, '/')) {
+#if defined (L_execvp)
 		execve(path, argv, __environ);
+#elif defined (L_execvpe)
+		execve(path, argv, envp);
+#endif
 		if (errno == ENOEXEC) {
 			char **nargv;
 			EXEC_ALLOC_SIZE(size2) /* Do NOT add a semicolon! */
@@ -254,11 +264,19 @@ int execvp(const char *path, char *const argv[])
 			/* Need the dimension - 1.  We omit counting the trailing
 			 * NULL but we actually omit the first entry. */
 			for (n=0 ; argv[n] ; n++) {}
+#if defined (L_execvp)
 			nargv = (char **) EXEC_ALLOC((n+2) * sizeof(char *), size2, EXEC_FUNC_EXECVP);
+#elif defined (L_execvpe)
+			nargv = (char **) EXEC_ALLOC((n+2) * sizeof(char *), size2, EXEC_FUNC_EXECVPE);
+#endif
 			nargv[0] = argv[0];
 			nargv[1] = (char *)path;
 			memcpy(nargv+2, argv+1, n*sizeof(char *));
+#if defined (L_execvp)
 			execve("/bin/sh", nargv, __environ);
+#elif defined (L_execvpe)
+			execve("/bin/sh", nargv, envp);
+#endif
 			EXEC_FREE(nargv, size2);
 		}
 	} else {
@@ -277,8 +295,11 @@ int execvp(const char *path, char *const argv[])
 			return -1;
 		}
 		len = (FILENAME_MAX - 1) - plen;
-
+#if defined (L_execvp)
 		buf = EXEC_ALLOC(FILENAME_MAX, size, EXEC_FUNC_EXECVP);
+#elif defined (L_execvpe)
+		buf = EXEC_ALLOC(FILENAME_MAX, size, EXEC_FUNC_EXECVPE);
+#endif
 		{
 			int seen_small = 0;
 			s0 = buf + len;
@@ -300,8 +321,11 @@ int execvp(const char *path, char *const argv[])
 					s[plen-1] = '/';
 				}
 
+#if defined (L_execvp)
 				execve(s, argv, __environ);
-
+#elif defined (L_execvpe)
+				execve(s, argv, envp);
+#endif
 				seen_small = 1;
 
 				if (errno == ENOEXEC) {
@@ -325,7 +349,11 @@ int execvp(const char *path, char *const argv[])
 
 	return -1;
 }
+#if defined (L_execvp)
 libc_hidden_def(execvp)
-
+#elif defined (L_execvpe)
+libc_hidden_def(execvpe)
 #endif
+
+#endif /* #if defined (L_execvp) || defined(L_execvpe) */
 /**********************************************************************/
diff --git a/libc/unistd/execvpe.c b/libc/unistd/execvpe.c
new file mode 100644
index 0000000..5c1ce06
--- /dev/null
+++ b/libc/unistd/execvpe.c
@@ -0,0 +1,7 @@
+/* Copyright (C) 2011      Hennning Heinold <heinold@inf.fu-berlin.de>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#define L_execvpe
+#include "exec.c"
-- 
1.7.5.3
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-11 16:55:40 +0000