diff options
Diffstat (limited to 'net-analyzer/tcpdump/files/tcpdump-4.99.1-clang15-configure.patch')
| -rw-r--r-- | net-analyzer/tcpdump/files/tcpdump-4.99.1-clang15-configure.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/net-analyzer/tcpdump/files/tcpdump-4.99.1-clang15-configure.patch b/net-analyzer/tcpdump/files/tcpdump-4.99.1-clang15-configure.patch new file mode 100644 index 000000000000..ed8a353d8c98 --- /dev/null +++ b/net-analyzer/tcpdump/files/tcpdump-4.99.1-clang15-configure.patch @@ -0,0 +1,57 @@ +https://github.com/the-tcpdump-group/tcpdump/pull/1007 + +From 4fa4e8db882b6298f5504d866665441ba7594df3 Mon Sep 17 00:00:00 2001 +From: Sam James <sam@gentoo.org> +Date: Mon, 12 Sep 2022 17:28:58 +0100 +Subject: [PATCH] configure.ac: fix configure tests broken with Clang 15 + (implicit function declarations) + +Clang 15 makes implicit function declarations fatal by default which +leads to some of tcpdump's configure tests silently failing/returning +the wrong result. + +This adds the needed #includes to various tests for the functions used, +resolving the following errors: +``` +net-analyzer/tcpdump-4.99.1/clang15.log:47:error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int] +net-analyzer/tcpdump-4.99.1/clang15.log:51:error: call to undeclared library function 'strcmp' with type 'int (const char *, const char *)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] +net-analyzer/tcpdump-4.99.1/clang15.log:55:error: call to undeclared library function 'sscanf' with type 'int (const char *restrict, const char *restrict, ...)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] +net-analyzer/tcpdump-4.99.1/clang15.log:68:error: call to undeclared library function 'memset' with type 'void *(void *, int, unsigned long)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] +net-analyzer/tcpdump-4.99.1/clang15.log:112:error: call to undeclared function 'ether_ntohost'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] +net-analyzer/tcpdump-4.99.1/clang15.log:115:error: call to undeclared library function 'exit' with type 'void (int) __attribute__((noreturn))'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] +``` + +Signed-off-by: Sam James <sam@gentoo.org> +--- a/configure.ac ++++ b/configure.ac +@@ -87,8 +87,11 @@ if test "x$with_smi" != "xno" ; then + AC_TRY_RUN( + [ + /* libsmi available check */ ++#include <stdio.h> ++#include <stdlib.h> ++#include <string.h> + #include <smi.h> +-main() ++int main() + { + int current, revision, age, n; + const int required = 2; +@@ -264,6 +267,7 @@ AC_COMPILE_IFELSE( + [ + AC_LANG_SOURCE( + [[ ++#include <string.h> + /* AF_INET6 available check */ + #include <sys/types.h> + #ifdef _WIN32 +@@ -473,6 +477,8 @@ AC_CHECK_FUNCS(ether_ntohost, [ + AC_CACHE_CHECK(for buggy ether_ntohost, ac_cv_buggy_ether_ntohost, [ + AC_TRY_RUN([ + #include <netdb.h> ++ #include <netinet/ether.h> ++ #include <stdlib.h> + #include <sys/types.h> + #include <sys/param.h> + #include <sys/socket.h> + |