From 5e1368814265871695ffb35ceb927cd1bae06a25 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Thu, 4 Jul 2019 18:46:20 +0100
Subject: [PATCH] JIT: Reading php binary symbols list on FreeBSD

Closes GH-4363.
---
 ext/opcache/jit/zend_elf.c           | 19 +++++++++++++++++++
 ext/opcache/jit/zend_jit_perf_dump.c | 15 +++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/ext/opcache/jit/zend_elf.c b/ext/opcache/jit/zend_elf.c
index 68f5513e61..f5180e0a96 100644
--- a/ext/opcache/jit/zend_elf.c
+++ b/ext/opcache/jit/zend_elf.c
@@ -19,6 +19,9 @@
 
 #include <sys/types.h>
 #include <sys/stat.h>
+#if defined(__FreeBSD__)
+#include <sys/sysctl.h>
+#endif
 #include <fcntl.h>
 #include <unistd.h>
 
@@ -46,7 +49,23 @@ void zend_elf_load_symbols(void)
 	zend_elf_header hdr;
 	zend_elf_sectheader sect;
 	int i;
+#if defined(__linux__)
 	int fd = open("/proc/self/exe", O_RDONLY);
+#elif defined(__NetBSD__)
+	int fd = open("/proc/curproc/exe", O_RDONLY);
+#elif defined(__FreeBSD__)
+	char path[PATH_MAX];
+	size_t pathlen = sizeof(path);
+	int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
+	if (sysctl(mib, 4, path, &pathlen, NULL, 0) == -1) {
+             return;
+	}
+	int fd = open(path, O_RDONLY);
+#else
+	// To complete eventually for other ELF platforms.
+	// Otherwise APPLE is Mach-O
+	int fd = -1;
+#endif
 
 	if (fd >= 0) {
 		if (read(fd, &hdr, sizeof(hdr)) == sizeof(hdr)
diff --git a/ext/opcache/jit/zend_jit_perf_dump.c b/ext/opcache/jit/zend_jit_perf_dump.c
index d99c85a9a0..c18f9782ee 100644
--- a/ext/opcache/jit/zend_jit_perf_dump.c
+++ b/ext/opcache/jit/zend_jit_perf_dump.c
@@ -28,6 +28,7 @@
 # include <pthread.h>
 #elif defined(__FreeBSD__)
 # include <sys/thr.h>
+# include <sys/sysctl.h>
 #elif defined(__NetBSD__)
 # include <lwp.h>
 #endif
@@ -113,7 +114,21 @@ static void zend_jit_perf_jitdump_open(void)
 		return;
 	}
 
+#if defined(__linux__)
 	fd = open("/proc/self/exe", O_RDONLY);
+#elif defined(__NetBSD__)
+	int fd = open("/proc/curproc/exe", O_RDONLY);
+#elif defined(__FreeBSD__)
+	char path[PATH_MAX];
+	size_t pathlen = sizeof(path);
+	int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
+	if (sysctl(mib, 4, path, &pathlen, NULL, 0) == -1) {
+             return;
+	}
+	fd = open(path, O_RDONLY);
+#else
+	fd = -1;
+#endif
 	if (fd < 0) {
 		return;
 	}
-- 
2.40.0