rendered paste bodyIndex: git/libc/unistd/execvpe.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ git/libc/unistd/execvpe.c 2011-05-31 19:53:16.113163776 +0200
@@ -0,0 +1,8 @@
+/* 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_execvp 0
+#define L_execvpe 1
+#include "exec.c"
Index: git/include/unistd.h
===================================================================
--- git.orig/include/unistd.h 2011-05-31 11:30:01.000000000 +0200
+++ git/include/unistd.h 2011-05-31 20:03:54.698978578 +0200
@@ -557,6 +557,12 @@
__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'. */
Index: git/libc/unistd/exec.c
===================================================================
--- git.orig/libc/unistd/exec.c 2011-05-31 11:30:05.000000000 +0200
+++ git/libc/unistd/exec.c 2011-05-31 20:02:14.422196255 +0200
@@ -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 @@
#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 @@
}
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 @@
/* 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 @@
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 @@
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 @@
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) */
/**********************************************************************/
Index: git/libc/unistd/execvp.c
===================================================================
--- git.orig/libc/unistd/execvp.c 2011-05-31 11:30:05.000000000 +0200
+++ git/libc/unistd/execvp.c 2011-05-31 19:53:16.113163776 +0200
@@ -4,5 +4,6 @@
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
-#define L_execvp
+#define L_execvp 1
+#define L_execvpe 0
#include "exec.c"