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https://github.com/ziglang/zig.git
synced 2025-12-06 06:13:07 +00:00
add windows os code
This commit is contained in:
Andrew Kelley
parent
0e92b44043
commit
194e93a582
@ -6,11 +6,17 @@
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# CLANG_INCLUDE_DIRS
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# CLANG_LIBRARIES
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find_path(CLANG_INCLUDE_DIRS NAMES clang/Frontend/ASTUnit.h PATHS /usr/lib/llvm-3.7/include)
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find_path(CLANG_INCLUDE_DIRS NAMES clang/Frontend/ASTUnit.h
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PATHS
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/usr/lib/llvm-3.7/include
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/mingw64/include)
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macro(FIND_AND_ADD_CLANG_LIB _libname_)
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string(TOUPPER ${_libname_} _prettylibname_)
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find_library(CLANG_${_prettylibname_}_LIB NAMES ${_libname_} PATHS /usr/lib/llvm-3.7/lib)
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find_library(CLANG_${_prettylibname_}_LIB NAMES ${_libname_}
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PATHS
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/usr/lib/llvm-3.7/lib
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/mingw64/lib)
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if(CLANG_${_prettylibname_}_LIB)
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set(CLANG_LIBRARIES ${CLANG_LIBRARIES} ${CLANG_${_prettylibname_}_LIB})
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endif()
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143
src/os.cpp
143
src/os.cpp
@ -9,6 +9,30 @@
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#include "util.hpp"
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#include "error.hpp"
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#if defined(_WIN32)
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#define ZIG_OS_WINDOWS
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#if !defined(NOMINMAX)
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#define NOMINMAX
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#endif
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#if !defined(VC_EXTRALEAN)
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#define VC_EXTRALEAN
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#endif
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#if !defined(WIN32_LEAN_AND_MEAN)
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#define WIN32_LEAN_AND_MEAN
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#endif
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#if !defined(UNICODE)
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#define UNICODE
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#endif
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#include <windows.h>
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#include <io.h>
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#else
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#define ZIG_OS_POSIX
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#include <unistd.h>
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#include <errno.h>
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#include <sys/types.h>
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@ -17,7 +41,10 @@
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#include <fcntl.h>
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#include <limits.h>
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void os_spawn_process(const char *exe, ZigList<const char *> &args, int *return_code) {
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#endif
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static void os_spawn_process_posix(const char *exe, ZigList<const char *> &args, int *return_code) {
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pid_t pid = fork();
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if (pid == -1)
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zig_panic("fork failed");
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@ -37,24 +64,20 @@ void os_spawn_process(const char *exe, ZigList<const char *> &args, int *return_
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}
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}
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static int read_all_fd_stream(int fd, Buf *out_buf) {
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static const ssize_t buf_size = 0x2000;
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buf_resize(out_buf, buf_size);
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ssize_t actual_buf_len = 0;
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for (;;) {
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ssize_t amt_read = read(fd, buf_ptr(out_buf) + actual_buf_len, buf_size);
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if (amt_read < 0) {
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return ErrorFileSystem;
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}
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actual_buf_len += amt_read;
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if (amt_read == 0) {
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buf_resize(out_buf, actual_buf_len);
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return 0;
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}
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#if defined(ZIG_OS_WINDOWS)
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static void os_spawn_process_windows(const char *exe, ZigList<const char *> &args, int *return_code) {
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zig_panic("TODO os_spawn_process_windows");
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}
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#endif
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buf_resize(out_buf, actual_buf_len + buf_size);
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}
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zig_unreachable();
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void os_spawn_process(const char *exe, ZigList<const char *> &args, int *return_code) {
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#if defined(ZIG_OS_WINDOWS)
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os_spawn_process_windows(exe, args, return_code);
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#elif defined(ZIG_OS_POSIX)
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os_spawn_process_posix(exe, args, return_code);
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#else
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#error "missing os_spawn_process implementation"
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#endif
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}
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void os_path_split(Buf *full_path, Buf *out_dirname, Buf *out_basename) {
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@ -101,7 +124,30 @@ int os_path_real(Buf *rel_path, Buf *out_abs_path) {
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return ErrorNone;
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}
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void os_exec_process(const char *exe, ZigList<const char *> &args,
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int os_fetch_file(FILE *f, Buf *out_buf) {
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static const ssize_t buf_size = 0x2000;
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buf_resize(out_buf, buf_size);
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ssize_t actual_buf_len = 0;
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for (;;) {
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size_t amt_read = fread(buf_ptr(out_buf) + actual_buf_len, 1, buf_size, f);
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actual_buf_len += amt_read;
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if (amt_read != buf_size) {
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if (feof(f)) {
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buf_resize(out_buf, actual_buf_len);
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return 0;
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} else {
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return ErrorFileSystem;
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}
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}
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buf_resize(out_buf, actual_buf_len + buf_size);
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}
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zig_unreachable();
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}
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#if defined(ZIG_OS_POSIX)
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static void os_exec_process_posix(const char *exe, ZigList<const char *> &args,
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int *return_code, Buf *out_stderr, Buf *out_stdout)
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{
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int stdin_pipe[2];
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@ -146,25 +192,35 @@ void os_exec_process(const char *exe, ZigList<const char *> &args,
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waitpid(pid, return_code, 0);
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read_all_fd_stream(stdout_pipe[0], out_stdout);
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read_all_fd_stream(stderr_pipe[0], out_stderr);
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os_fetch_file(fdopen(stdout_pipe[0], "rb"), out_stdout);
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os_fetch_file(fdopen(stderr_pipe[0], "rb"), out_stderr);
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}
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}
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#endif
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void os_write_file(Buf *full_path, Buf *contents) {
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int fd;
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if ((fd = open(buf_ptr(full_path), O_CREAT|O_CLOEXEC|O_WRONLY|O_TRUNC, S_IRWXU)) == -1)
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zig_panic("open failed");
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ssize_t amt_written = write(fd, buf_ptr(contents), buf_len(contents));
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if (amt_written != buf_len(contents))
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zig_panic("write failed: %s", strerror(errno));
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if (close(fd) == -1)
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zig_panic("close failed");
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void os_exec_process(const char *exe, ZigList<const char *> &args,
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int *return_code, Buf *out_stderr, Buf *out_stdout)
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{
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#if defined(ZIG_OS_WINDOWS)
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return os_exec_process_windows(exe, args, return_code, out_stderr, out_stdout);
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#elif defined(ZIG_OS_POSIX)
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return os_exec_process_posix(exe, args, return_code, out_stderr, out_stdout);
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#else
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#error "missing os_exec_process implementation"
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#endif
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}
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int os_fetch_file(FILE *f, Buf *out_contents) {
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return read_all_fd_stream(fileno(f), out_contents);
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void os_write_file(Buf *full_path, Buf *contents) {
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FILE *f = fopen(buf_ptr(full_path), "wb");
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if (!f) {
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zig_panic("open failed");
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}
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size_t amt_written = fwrite(buf_ptr(contents), 1, buf_len(contents), f);
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if (amt_written != buf_len(contents))
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zig_panic("write failed: %s", strerror(errno));
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if (fclose(f))
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zig_panic("close failed");
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}
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int os_fetch_file_path(Buf *full_path, Buf *out_contents) {
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@ -192,6 +248,9 @@ int os_fetch_file_path(Buf *full_path, Buf *out_contents) {
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}
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int os_get_cwd(Buf *out_cwd) {
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#if defined(ZIG_OS_WINDOWS)
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zig_panic("TODO os_get_cwd for windows");
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#elif defined(ZIG_OS_POSIX)
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int err = ERANGE;
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buf_resize(out_cwd, 512);
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while (err == ERANGE) {
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@ -202,10 +261,19 @@ int os_get_cwd(Buf *out_cwd) {
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zig_panic("unable to get cwd: %s", strerror(err));
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return 0;
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#else
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#error "missing os_get_cwd implementation"
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#endif
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}
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bool os_stderr_tty(void) {
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return isatty(STDERR_FILENO);
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#if defined(ZIG_OS_WINDOWS)
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return _isatty(STDERR_FILENO) != 0;
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#elif defined(ZIG_OS_POSIX)
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return isatty(STDERR_FILENO) != 0;
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#else
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#error "missing os_stderr_tty implementation"
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#endif
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}
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int os_buf_to_tmp_file(Buf *contents, Buf *suffix, Buf *out_tmp_path) {
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@ -217,10 +285,15 @@ int os_buf_to_tmp_file(Buf *contents, Buf *suffix, Buf *out_tmp_path) {
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return ErrorFileSystem;
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}
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ssize_t amt_written = write(fd, buf_ptr(contents), buf_len(contents));
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FILE *f = fdopen(fd, "wb");
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if (!f) {
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zig_panic("fdopen failed");
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}
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size_t amt_written = fwrite(buf_ptr(contents), 1, buf_len(contents), f);
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if (amt_written != buf_len(contents))
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zig_panic("write failed: %s", strerror(errno));
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if (close(fd) == -1)
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if (fclose(f))
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zig_panic("close failed");
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return 0;
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