Release libbsd 0.8.7

On IA64 this is only the case in the ELF binary, but it gets normalized
when loaded at run-time.

Fixes: https://bugs.debian.org/881611
Signed-off-by: Guillem Jover <guillem@hadrons.org>

configure.ac

@@ -13,7 +13,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
 
 LIBBSD_ABI_MAJOR=0
 LIBBSD_ABI_MINOR=8
-LIBBSD_ABI_PATCH=5
+LIBBSD_ABI_PATCH=7
 
 LIBBSD_ABI="$LIBBSD_ABI_MAJOR:$LIBBSD_ABI_MINOR:$LIBBSD_ABI_PATCH"
 AC_SUBST([LIBBSD_ABI])

include/bsd/stdlib.h

@@ -67,7 +67,9 @@ int sradixsort(const unsigned char **base, int nmemb,
                const unsigned char *table, unsigned endbyte);
 
 void *reallocf(void *ptr, size_t size);
+#if defined(_GNU_SOURCE) && defined(__GLIBC__) && !__GLIBC_PREREQ(2, 26)
 void *reallocarray(void *ptr, size_t nmemb, size_t size);
+#endif
 
 long long strtonum(const char *nptr, long long minval, long long maxval,
                    const char **errstr);

include/bsd/string.h

@@ -42,7 +42,9 @@ size_t strlcat(char *dst, const char *src, size_t siz);
 char *strnstr(const char *str, const char *find, size_t str_len);
 void strmode(mode_t mode, char *str);
 
+#if defined(_GNU_SOURCE) && defined(__GLIBC__) && !__GLIBC_PREREQ(2, 25)
 void explicit_bzero(void *buf, size_t len);
+#endif
 __END_DECLS
 
 #endif

include/bsd/sys/cdefs.h

@@ -25,10 +25,10 @@
  */
 
 #ifndef __has_include
-#define __has_include 1
+#define __has_include(x) 1
 #endif
 #ifndef __has_include_next
-#define __has_include_next 1
+#define __has_include_next(x) 1
 #endif
 
 #ifdef LIBBSD_OVERLAY

man/arc4random.3bsd

@@ -129,7 +129,11 @@ reserved to indicate an error.
 .Xr random 3
 .Sh HISTORY
 These functions first appeared in
-.Ox 2.1 .
+.Ox 2.1 ,
+.Fx 3.0 ,
+.Nx 1.6 ,
+and
+.Dx 1.0 .
 .Pp
 The original version of this random number generator used the
 RC4 (also known as ARC4) algorithm.

man/explicit_bzero.3bsd

@@ -72,4 +72,5 @@ pass, making it useful for clearing sensitive memory such as a password.
 The
 .Fn explicit_bzero
 function first appeared in
-.Ox 5.5 .
+.Ox 5.5 ,
+glibc 2.25.

man/libbsd.7

@@ -150,13 +150,36 @@ function can be used.
 Otherwise the code needs to be prepared for neither of these functions being
 available.
 .El
+.Sh SUPERSEDED
+Some functions have been superseded by implementations in other system
+libraries, and might disappear on the next SONAME bump, assuming those
+other implementation have widespread deployment, or the implementations
+are present in all major
+.Nm libc
+for example.
 .Pp
-In addition, the MD5 set of digest funtions are now provided by the
+.Bl -tag -width 4m -compact
+.It Fn MD5Init
+.It Fn MD5Update
+.It Fn MD5Pad
+.It Fn MD5Final
+.It Fn MD5Transform
+.It Fn MD5End
+.It Fn MD5File
+.It Fn MD5FileChunk
+.It Fn MD5Data
+The set of MD5 digest functions are now provided by the
 .Nm libmd
-companion library, so it is advised to use that instead, as the ones
+companion library, so it is advised to use that instead.
-provided in
+.It Fn explicit_bzero
-.Nm libbsd
+This function is provided by
-might disappear on the next SONAME bump.
+.Nm glibc
+2.25.
+.It Fn reallocarray
+This function is provided by
+.Nm glibc
+2.26.
+.El
 .Sh SEE ALSO
 .Xr arc4random 3bsd ,
 .Xr bitstring 3bsd ,

man/reallocarray.3bsd

@@ -102,4 +102,5 @@ is set to
 .Sh HISTORY
 .Fn reallocarray
 appeared in
-.Ox 5.6 .
+.Ox 5.6 ,
+glibc 2.26.

src/setproctitle.c

@@ -173,14 +173,14 @@ setproctitle_init(int argc, char *argv[], char *envp[])
 	end = nul + 1;
 
 	for (i = 0; i < argc || (i >= argc && argv[i]); i++) {
-		if (argv[i] == NULL || argv[i] < end)
+		if (argv[i] == NULL || argv[i] != end)
 			continue;
 
 		end = argv[i] + strlen(argv[i]) + 1;
 	}
 
 	for (i = 0; envp[i]; i++) {
-		if (envp[i] < end)
+		if (envp[i] != end)
 			continue;
 
 		end = envp[i] + strlen(envp[i]) + 1;

test/nlist.c

@@ -69,8 +69,17 @@ main(int argc, char **argv)
 	rc = nlist(argv[0], nl);
 	assert(rc == 0);
 
+#if defined(__powerpc64__) && _CALL_ELF == 1
+	/* On PowerPC 64-bit ELFv1, the functions are stored in
+	 * the .text sections but they are accessed through a function
+	 * descriptor stored in a data section, for example for PowerPC
+	 * 64-bit that section is called .opd. */
+	assert(nl[0].n_type == (N_DATA | N_EXT));
+	assert(nl[1].n_type == (N_DATA | N_EXT));
+#else
 	assert(nl[0].n_type == (N_TEXT | N_EXT));
 	assert(nl[1].n_type == (N_TEXT | N_EXT));
+#endif
 	assert(nl[2].n_type == (N_BSS | N_EXT));
 	assert(nl[3].n_type == (N_DATA | N_EXT));
 	assert(nl[4].n_type == (N_DATA));