pam/SOURCES/pam-1.3.1-pam-inline-pam-asprintf.patch

68 lines
2.0 KiB
Diff

diff -up Linux-PAM-1.3.1/libpam/include/pam_cc_compat.h.pam-inline-pam-asprintf Linux-PAM-1.3.1/libpam/include/pam_cc_compat.h
--- Linux-PAM-1.3.1/libpam/include/pam_cc_compat.h.pam-inline-pam-asprintf 2025-06-17 10:12:31.039519165 +0200
+++ Linux-PAM-1.3.1/libpam/include/pam_cc_compat.h 2025-06-17 10:17:40.313892315 +0200
@@ -15,6 +15,12 @@
# define PAM_CLANG_PREREQ(maj, min) 0
#endif
+#if PAM_GNUC_PREREQ(3, 0)
+# define PAM_ATTRIBUTE_MALLOC __attribute__((__malloc__))
+#else
+# define PAM_ATTRIBUTE_MALLOC /* empty */
+#endif
+
#if PAM_GNUC_PREREQ(4, 6)
# define DIAG_PUSH_IGNORE_CAST_QUAL \
_Pragma("GCC diagnostic push"); \
diff -up Linux-PAM-1.3.1/libpam/include/pam_inline.h.pam-inline-pam-asprintf Linux-PAM-1.3.1/libpam/include/pam_inline.h
--- Linux-PAM-1.3.1/libpam/include/pam_inline.h.pam-inline-pam-asprintf 2025-06-17 10:12:31.039639983 +0200
+++ Linux-PAM-1.3.1/libpam/include/pam_inline.h 2025-06-17 10:19:03.453146173 +0200
@@ -9,6 +9,9 @@
#define PAM_INLINE_H
#include "pam_cc_compat.h"
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
/*
@@ -64,4 +67,37 @@ pam_str_skip_icase_prefix_len(const char
#define pam_str_skip_icase_prefix(str_, prefix_) \
pam_str_skip_icase_prefix_len((str_), (prefix_), sizeof(prefix_) - 1 + PAM_MUST_BE_ARRAY(prefix_))
+static inline char * PAM_FORMAT((printf, 1, 2)) PAM_NONNULL((1)) PAM_ATTRIBUTE_MALLOC
+pam_asprintf(const char *fmt, ...)
+{
+ int rc;
+ char *res;
+ va_list ap;
+
+ va_start(ap, fmt);
+ rc = vasprintf(&res, fmt, ap);
+ va_end(ap);
+
+ return rc < 0 ? NULL : res;
+}
+
+static inline int PAM_FORMAT((printf, 3, 4)) PAM_NONNULL((3))
+pam_snprintf(char *str, size_t size, const char *fmt, ...)
+{
+ int rc;
+ va_list ap;
+
+ va_start(ap, fmt);
+ rc = vsnprintf(str, size, fmt, ap);
+ va_end(ap);
+
+ if (rc < 0 || (unsigned int) rc >= size)
+ return -1;
+ return rc;
+}
+
+#define pam_sprintf(str_, fmt_, ...) \
+ pam_snprintf((str_), sizeof(str_) + PAM_MUST_BE_ARRAY(str_), (fmt_), \
+ ##__VA_ARGS__)
+
#endif /* PAM_INLINE_H */