aboutsummaryrefslogtreecommitdiff
path: root/src/main.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/main.cpp')
-rw-r--r--src/main.cpp170
1 files changed, 51 insertions, 119 deletions
diff --git a/src/main.cpp b/src/main.cpp
index a39bb8feb5..b88d6ecd6b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -6,25 +6,11 @@
*/
#include "config.h"
-#include "util.hpp"
-#include "list.hpp"
#include "buffer.hpp"
-#include "parser.hpp"
-#include "tokenizer.hpp"
-#include "error.hpp"
#include "codegen.hpp"
-#include "analyze.hpp"
+#include "os.hpp"
#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <stdint.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <inttypes.h>
static int usage(const char *arg0) {
fprintf(stderr, "Usage: %s [command] [options] target\n"
@@ -38,6 +24,7 @@ static int usage(const char *arg0) {
" --export [exe|lib|obj] override output type\n"
" --name [name] override output name\n"
" --output [file] override destination path\n"
+ " --verbose turn on compiler debug output\n"
, arg0);
return EXIT_FAILURE;
}
@@ -47,98 +34,47 @@ static int version(void) {
return EXIT_SUCCESS;
}
-static Buf *fetch_file(FILE *f) {
- int fd = fileno(f);
- struct stat st;
- if (fstat(fd, &st))
- zig_panic("unable to stat file: %s", strerror(errno));
- off_t big_size = st.st_size;
- if (big_size > INT_MAX)
- zig_panic("file too big");
- int size = (int)big_size;
-
- Buf *buf = buf_alloc_fixed(size);
- size_t amt_read = fread(buf_ptr(buf), 1, buf_len(buf), f);
- if (amt_read != (size_t)buf_len(buf))
- zig_panic("error reading: %s", strerror(errno));
-
- return buf;
-}
-
-static int build(const char *arg0, const char *in_file, const char *out_file, bool release,
- bool strip, bool is_static, OutType out_type, char *out_name)
-{
- static char cur_dir[1024];
+struct Build {
+ const char *in_file;
+ const char *out_file;
+ bool release;
+ bool strip;
+ bool is_static;
+ OutType out_type;
+ const char *out_name;
+ bool verbose;
+};
- if (!in_file)
+static int build(const char *arg0, Build *b) {
+ if (!b->in_file)
return usage(arg0);
- FILE *in_f;
- if (strcmp(in_file, "-") == 0) {
- in_f = stdin;
- char *result = getcwd(cur_dir, sizeof(cur_dir));
- if (!result)
- zig_panic("unable to get current working directory: %s", strerror(errno));
- } else {
- in_f = fopen(in_file, "rb");
- if (!in_f)
- zig_panic("unable to open %s for reading: %s\n", in_file, strerror(errno));
- }
+ Buf in_file_buf = BUF_INIT;
+ buf_init_from_str(&in_file_buf, b->in_file);
- fprintf(stderr, "Original source:\n");
- fprintf(stderr, "----------------\n");
- Buf *in_data = fetch_file(in_f);
- fprintf(stderr, "%s\n", buf_ptr(in_data));
-
- fprintf(stderr, "\nTokens:\n");
- fprintf(stderr, "---------\n");
- ZigList<Token> *tokens = tokenize(in_data);
- print_tokens(in_data, tokens);
-
- fprintf(stderr, "\nAST:\n");
- fprintf(stderr, "------\n");
- AstNode *root = ast_parse(in_data, tokens);
- assert(root);
- ast_print(root, 0);
-
- fprintf(stderr, "\nSemantic Analysis:\n");
- fprintf(stderr, "--------------------\n");
- CodeGen *codegen = create_codegen(root, buf_create_from_str(in_file));
- codegen_set_build_type(codegen, release ? CodeGenBuildTypeRelease : CodeGenBuildTypeDebug);
- codegen_set_strip(codegen, strip);
- codegen_set_is_static(codegen, is_static);
- if (out_type != OutTypeUnknown)
- codegen_set_out_type(codegen, out_type);
- if (out_name)
- codegen_set_out_name(codegen, buf_create_from_str(out_name));
- semantic_analyze(codegen);
- ZigList<ErrorMsg> *errors = codegen_error_messages(codegen);
- if (errors->length == 0) {
- fprintf(stderr, "OK\n");
+ Buf root_source_dir = BUF_INIT;
+ Buf root_source_code = BUF_INIT;
+ Buf root_source_name = BUF_INIT;
+ if (buf_eql_str(&in_file_buf, "-")) {
+ os_get_cwd(&root_source_dir);
+ os_fetch_file(stdin, &root_source_code);
+ buf_init_from_str(&root_source_name, "");
} else {
- for (int i = 0; i < errors->length; i += 1) {
- ErrorMsg *err = &errors->at(i);
- fprintf(stderr, "Error: Line %d, column %d: %s\n",
- err->line_start + 1, err->column_start + 1,
- buf_ptr(err->msg));
- }
- return 1;
+ os_path_split(&in_file_buf, &root_source_dir, &root_source_name);
+ os_fetch_file_path(buf_create_from_str(b->in_file), &root_source_code);
}
- fprintf(stderr, "\nCode Generation:\n");
- fprintf(stderr, "------------------\n");
- code_gen(codegen);
-
- if (release) {
- fprintf(stderr, "\nOptimization:\n");
- fprintf(stderr, "---------------\n");
- code_gen_optimize(codegen);
- }
-
- fprintf(stderr, "\nLink:\n");
- fprintf(stderr, "-------\n");
- code_gen_link(codegen, out_file);
- fprintf(stderr, "OK\n");
+ CodeGen *g = codegen_create(&root_source_dir);
+ codegen_set_build_type(g, b->release ? CodeGenBuildTypeRelease : CodeGenBuildTypeDebug);
+ codegen_set_strip(g, b->strip);
+ codegen_set_is_static(g, b->is_static);
+ if (b->out_type != OutTypeUnknown)
+ codegen_set_out_type(g, b->out_type);
+ if (b->out_name)
+ codegen_set_out_name(g, buf_create_from_str(b->out_name));
+ codegen_set_verbose(g, b->verbose);
+ codegen_add_code(g, &root_source_name, &root_source_code);
+ codegen_link(g, b->out_file);
return 0;
}
@@ -151,43 +87,39 @@ enum Cmd {
int main(int argc, char **argv) {
char *arg0 = argv[0];
- char *in_file = NULL;
- char *out_file = NULL;
- bool release = false;
- bool strip = false;
- bool is_static = false;
-
- OutType out_type = OutTypeUnknown;
- char *out_name = NULL;
+ Build b = {0};
Cmd cmd = CmdNone;
+
for (int i = 1; i < argc; i += 1) {
char *arg = argv[i];
if (arg[0] == '-' && arg[1] == '-') {
if (strcmp(arg, "--release") == 0) {
- release = true;
+ b.release = true;
} else if (strcmp(arg, "--strip") == 0) {
- strip = true;
+ b.strip = true;
} else if (strcmp(arg, "--static") == 0) {
- is_static = true;
+ b.is_static = true;
+ } else if (strcmp(arg, "--verbose") == 0) {
+ b.verbose = true;
} else if (i + 1 >= argc) {
return usage(arg0);
} else {
i += 1;
if (strcmp(arg, "--output") == 0) {
- out_file = argv[i];
+ b.out_file = argv[i];
} else if (strcmp(arg, "--export") == 0) {
if (strcmp(argv[i], "exe") == 0) {
- out_type = OutTypeExe;
+ b.out_type = OutTypeExe;
} else if (strcmp(argv[i], "lib") == 0) {
- out_type = OutTypeLib;
+ b.out_type = OutTypeLib;
} else if (strcmp(argv[i], "obj") == 0) {
- out_type = OutTypeObj;
+ b.out_type = OutTypeObj;
} else {
return usage(arg0);
}
} else if (strcmp(arg, "--name") == 0) {
- out_name = argv[i];
+ b.out_name = argv[i];
} else {
return usage(arg0);
}
@@ -206,8 +138,8 @@ int main(int argc, char **argv) {
case CmdNone:
zig_unreachable();
case CmdBuild:
- if (!in_file) {
- in_file = arg;
+ if (!b.in_file) {
+ b.in_file = arg;
} else {
return usage(arg0);
}
@@ -222,7 +154,7 @@ int main(int argc, char **argv) {
case CmdNone:
return usage(arg0);
case CmdBuild:
- return build(arg0, in_file, out_file, release, strip, is_static, out_type, out_name);
+ return build(arg0, &b);
case CmdVersion:
return version();
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-28 06:50:54 +0000