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Add FreeBSD targets, get gb.h working with FreeBSD, fix odin_root_directory function for FreeBSD and a few other operating systems not yet added

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This commit is contained in:
Christian Seibold
2020-09-14 11:28:41 -05:00
parent b8bebf4511
commit ac126a8cd7
3 changed files with 125 additions and 2 deletions
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40
src/build_settings.cpp
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@@ -1,3 +1,8 @@
#if defined(GB_SYSTEM_FREEBSD)
#include <sys/types.h>
#include <sys/sysctl.h>
#endif
enum TargetOsKind {
TargetOs_Invalid,
@@ -6,6 +11,7 @@ enum TargetOsKind {
TargetOs_linux,
TargetOs_essence,
TargetOs_js,
TargetOs_freebsd,
TargetOs_COUNT,
};
@@ -36,6 +42,7 @@ String target_os_names[TargetOs_COUNT] = {
str_lit("linux"),
str_lit("essence"),
str_lit("js"),
str_lit("freebsd"),
};
String target_arch_names[TargetArch_COUNT] = {
@@ -204,6 +211,23 @@ gb_global TargetMetrics target_darwin_amd64 = {
str_lit("e-m:o-i64:64-f80:128-n8:16:32:64-S128"),
};
gb_global TargetMetrics target_freebsd_386 = {
TargetOs_freebsd,
TargetArch_386,
4,
8,
str_lit("i386-unknown-freebsd"),
};
gb_global TargetMetrics target_freebsd_amd64 = {
TargetOs_freebsd,
TargetArch_386,
8,
16,
str_lit("x86_64-unknown-freebsd"),
str_lit("e-m:w-i64:64-f80:128-n8:16:32:64-S128"),
};
gb_global TargetMetrics target_essence_amd64 = {
TargetOs_essence,
TargetArch_amd64,
@@ -235,6 +259,8 @@ gb_global NamedTargetMetrics named_targets[] = {
{ str_lit("linux_amd64"), &target_linux_amd64 },
{ str_lit("windows_386"), &target_windows_386 },
{ str_lit("windows_amd64"), &target_windows_amd64 },
{ str_lit("freebsd_386"), &target_freebsd_386 },
{ str_lit("freebsd_amd64"), &target_freebsd_amd64 },
};
NamedTargetMetrics *selected_target_metrics;
@@ -476,7 +502,21 @@ String odin_root_dir(void) {
// of this compiler, it should be _good enough_.
// That said, there's no solid 100% method on Linux to get the program's
// path without checking this link. Sorry.
#if defined(GB_SYSTEM_FREEBSD)
int mib[4];
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_PATHNAME;
mib[3] = -1;
len = path_buf.count;
sysctl(mib, 4, &path_buf[0], (size_t *) &len, NULL, 0);
#elif defined(GB_SYSTEM_NETBSD)
len = readlink("/proc/curproc/exe", &path_buf[0], path_buf.count);
#elif defined(GB_SYSTEM_DRAGONFLYBSD)
len = readlink("/proc/curproc/file", &path_buf[0], path_buf.count);
#else
len = readlink("/proc/self/exe", &path_buf[0], path_buf.count);
#endif
if(len == 0) {
return make_string(nullptr, 0);
}