trousers: Fix musl compile error

use POSIX getpwent instead of getpwent_r
This was causing the libtspi to have the getpwent_r with when loaded via tpm-tools, it would fail.

[ Yocto #11095]

Signed-off-by: Armin Kuster <akuster808@gmail.com>

2 files changed, 50 insertions, 0 deletions

diff --git a/recipes-tpm/trousers/files/get-user-ps-path-use-POSIX-getpwent-instead-of-getpwe.patch b/recipes-tpm/trousers/files/get-user-ps-path-use-POSIX-getpwent-instead-of-getpwe.patch
new file mode 100644
index 0000000..3f5a144
--- /dev/null
+++ b/recipes-tpm/trousers/files/get-user-ps-path-use-POSIX-getpwent-instead-of-getpwe.patch
@@ -0,0 +1,49 @@
+trousers: fix compiling with musl
+
+use POSIX getpwent instead of getpwent_r
+
+Upstream-Status: Submitted
+
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+Index: git/src/tspi/ps/tspps.c
+===================================================================
+--- git.orig/src/tspi/ps/tspps.c
++++ git/src/tspi/ps/tspps.c
+@@ -66,9 +66,6 @@ get_user_ps_path(char **file)
+        TSS_RESULT result;
+        char *file_name = NULL, *home_dir = NULL;
+        struct passwd *pwp;
+-#if (defined (__linux) || defined (linux) || defined(__GLIBC__))
+-       struct passwd pw;
+-#endif
+        struct stat stat_buf;
+        char buf[PASSWD_BUFSIZE];
+        uid_t euid;
+@@ -96,24 +93,15 @@ get_user_ps_path(char **file)
+ #else
+        setpwent();
+        while (1) {
+-#if (defined (__linux) || defined (linux) || defined(__GLIBC__))
+-               rc = getpwent_r(&pw, buf, PASSWD_BUFSIZE, &pwp);
+-               if (rc) {
+-                       LogDebugFn("USER PS: Error getting path to home directory: getpwent_r: %s",
+-                                  strerror(rc));
+-                       endpwent();
+-                       return TSPERR(TSS_E_INTERNAL_ERROR);
+-               }
+-
+-#elif (defined (__FreeBSD__) || defined (__OpenBSD__))
+                if ((pwp = getpwent()) == NULL) {
+                        LogDebugFn("USER PS: Error getting path to home directory: getpwent: %s",
+                                    strerror(rc));
+                        endpwent();
++#if (defined (__FreeBSD__) || defined (__OpenBSD__))
+                        MUTEX_UNLOCK(user_ps_path);
++#endif
+                        return TSPERR(TSS_E_INTERNAL_ERROR);
+                }
+-#endif
+                if (euid == pwp->pw_uid) {
+                         home_dir = strdup(pwp->pw_dir);
+                         break;
diff --git a/recipes-tpm/trousers/trousers_git.bb b/recipes-tpm/trousers/trousers_git.bb
index 6671808..352374c 100644
--- a/recipes-tpm/trousers/trousers_git.bb
+++ b/recipes-tpm/trousers/trousers_git.bb
@@ -14,6 +14,7 @@ SRC_URI = " \
         file://trousers.init.sh \
         file://trousers-udev.rules \
         file://tcsd.service \
+        file://get-user-ps-path-use-POSIX-getpwent-instead-of-getpwe.patch \
         "
 
 S = "${WORKDIR}/git"