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-rw-r--r--source/kit/parse.c2
-rw-r--r--source/kit/parse.h17
-rw-r--r--source/kit/print.c2
-rw-r--r--source/kit/print.h49
-rw-r--r--source/kit/process.h2
-rw-r--r--source/kit/process.posix.c48
-rw-r--r--source/kit/string_builder.h51
-rw-r--r--source/kit/string_ref.h71
-rw-r--r--source/kit/utf8.h47
9 files changed, 268 insertions, 21 deletions
diff --git a/source/kit/parse.c b/source/kit/parse.c
new file mode 100644
index 0000000..042e2d0
--- /dev/null
+++ b/source/kit/parse.c
@@ -0,0 +1,2 @@
+#include "parse.h"
+
diff --git a/source/kit/parse.h b/source/kit/parse.h
new file mode 100644
index 0000000..e07559a
--- /dev/null
+++ b/source/kit/parse.h
@@ -0,0 +1,17 @@
+#ifndef KIT_PARSE_H
+#define KIT_PARSE_H
+
+#include "string_builder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifndef KIT_DISABLE_SHORT_NAMES
+#endif
+
+#endif
diff --git a/source/kit/print.c b/source/kit/print.c
new file mode 100644
index 0000000..5c98910
--- /dev/null
+++ b/source/kit/print.c
@@ -0,0 +1,2 @@
+#include "print.h"
+
diff --git a/source/kit/print.h b/source/kit/print.h
new file mode 100644
index 0000000..799a011
--- /dev/null
+++ b/source/kit/print.h
@@ -0,0 +1,49 @@
+#ifndef KIT_PRINT_H
+#define KIT_PRINT_H
+
+#include "string_builder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum {
+ KIT_PRINT_ALIGN_RIGHT = 1,
+ KIT_PRINT_UNSIGNED = (1 << 1),
+ KIT_PRINT_BIN = (1 << 2),
+ KIT_PRINT_OCT = (1 << 3),
+ KIT_PRINT_DEC = (1 << 4),
+ KIT_PRINT_HEX = (1 << 5),
+ KIT_PRINT_PRECISE = (1 << 6),
+ KIT_PRINT_UTF8 = (1 << 7),
+};
+
+s32 kit_print_int(kit_str_builder_t *s, i64 value, i64 width, c8 fill,
+ u32 flags);
+
+s32 kit_print_float(kit_str_builder_t *s, f64 value, i64 width,
+ c8 fill, u32 flags);
+
+s32 kit_print_esc(kit_str_builder_t *s, kit_str_t value,
+ c8 escape_char, kit_str_t special_symbols,
+ u32 flags);
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifndef KIT_DISABLE_SHORT_NAMES
+# define PRINT_ALIGN_RIGHT KIT_PRINT_ALIGN_RIGHT
+# define PRINT_UNSIGNED KIT_PRINT_UNSIGNED
+# define PRINT_BIN KIT_PRINT_BIN
+# define PRINT_OCT KIT_PRINT_OCT
+# define PRINT_DEC KIT_PRINT_DEC
+# define PRINT_HEX KIT_PRINT_HEX
+# define PRINT_PRECISE KIT_PRINT_PRECISE
+# define PRINT_UTF8 KIT_PRINT_UTF8
+# define print_int kit_print_int
+# define print_float kit_print_float
+# define print_esckit_print_esc
+#endif
+
+#endif
diff --git a/source/kit/process.h b/source/kit/process.h
index f0aa200..9ee7ccf 100644
--- a/source/kit/process.h
+++ b/source/kit/process.h
@@ -20,11 +20,13 @@ enum {
KIT_PROCESS_NO_ARGUMENTS = 1,
KIT_PROCESS_NO_ENVIRONMENT = (1 << 1),
KIT_PROCESS_NO_PIPES = (1 << 2),
+ KIT_PROCESS_FORK = (1 << 3),
};
typedef struct {
s32 status;
u8 exit_code;
+ b8 current_is_forked;
#if !defined(_WIN32) || defined(__CYGWIN__)
b8 _ready;
b8 _running;
diff --git a/source/kit/process.posix.c b/source/kit/process.posix.c
index b4039e6..961f058 100644
--- a/source/kit/process.posix.c
+++ b/source/kit/process.posix.c
@@ -8,10 +8,17 @@
# include <signal.h>
# include <sys/wait.h>
-char *kit_process_argv_null_[] = { "", NULL };
-char *kit_process_env_null_[] = { NULL };
+static char *kit_process_argv_null_[] = { "", NULL };
+static char *kit_process_env_null_[] = { NULL };
-char **kit_init_argv_(kit_process_args_t args, u32 flags) {
+static char *kit_process_str_(kit_str_t s) {
+ // FIXME
+ //
+
+ return BS(s);
+}
+
+static char **kit_init_argv_(kit_process_args_t args, u32 flags) {
// TODO
//
@@ -21,7 +28,7 @@ char **kit_init_argv_(kit_process_args_t args, u32 flags) {
return NULL;
}
-char **kit_init_envp_(kit_process_env_t env, u32 flags) {
+static char **kit_init_envp_(kit_process_env_t env, u32 flags) {
// TODO
//
@@ -91,11 +98,6 @@ s32 kit_process_init(kit_process_t *p, kit_process_info_t info) {
pid_t id = fork();
- // NOTE
- // We can safely use BS because there's only one thread after
- // fork.
- //
-
switch (id) {
case -1: return KIT_ERROR_FORK_FAILED;
@@ -103,6 +105,9 @@ s32 kit_process_init(kit_process_t *p, kit_process_info_t info) {
// Child process
//
+ p->status = KIT_OK;
+ p->current_is_forked = 1;
+
if ((info.flags & KIT_PROCESS_NO_PIPES) == 0) {
// Redirect IO
if (dup2(pipe_in[0], STDIN_FILENO) == -1 ||
@@ -129,26 +134,31 @@ s32 kit_process_init(kit_process_t *p, kit_process_info_t info) {
// Change working directory
if (info.working_directory.size != 0 &&
- chdir(BS(info.working_directory)) == -1) {
+ chdir(kit_process_str_(info.working_directory)) == -1) {
assert(0);
return KIT_ERROR_CHDIR_FAILED;
}
- execve(BS(info.file_name),
- kit_init_argv_(info.command_line, info.flags),
- kit_init_envp_(info.environment, info.flags));
- // Doesn't return on success
+ if ((info.flags & KIT_PROCESS_FORK) == 0) {
+ execve(kit_process_str_(info.file_name),
+ kit_init_argv_(info.command_line, info.flags),
+ kit_init_envp_(info.environment, info.flags));
+ // Doesn't return on success
+
+ return KIT_ERROR_EXECVE_FAILED;
+ }
- return KIT_ERROR_EXECVE_FAILED;
+ return KIT_OK;
default:
// Parent process
//
- p->status = KIT_OK;
- p->_ready = 1;
- p->_running = 1;
- p->_id = id;
+ p->status = KIT_OK;
+ p->current_is_forked = 0;
+ p->_ready = 1;
+ p->_running = 1;
+ p->_id = id;
if ((info.flags & KIT_PROCESS_NO_PIPES) == 0) {
p->_stdin = pipe_in[1];
diff --git a/source/kit/string_builder.h b/source/kit/string_builder.h
index 2cca27a..5cc12ee 100644
--- a/source/kit/string_builder.h
+++ b/source/kit/string_builder.h
@@ -23,7 +23,11 @@ typedef KIT_DA(char) kit_str_builder_t;
static kit_str_builder_t kit_str_build(kit_str_t s,
kit_allocator_t *alloc) {
+ assert(s.size >= 0 && (s.size == 0 || s.values != NULL));
kit_str_builder_t builder;
+ memset(&builder, 0, sizeof builder);
+ if (s.size < 0 || (s.size != 0 && s.values == NULL))
+ return builder;
KIT_DA_INIT(builder, s.size, alloc);
assert(builder.size == s.size);
if (builder.size == s.size)
@@ -31,6 +35,18 @@ static kit_str_builder_t kit_str_build(kit_str_t s,
return builder;
}
+static kit_str_builder_t kit_substr_build(kit_str_t s, i64 index,
+ i64 size,
+ kit_allocator_t *alloc) {
+ assert(index + size <= s.size);
+ if (index + size > s.size) {
+ kit_str_builder_t builder;
+ memset(&builder, 0, sizeof builder);
+ return builder;
+ }
+ return kit_str_build(kit_str(size, s.values + index), alloc);
+}
+
static s32 kit_str_append(kit_str_builder_t *a, kit_str_t b) {
assert(a != NULL);
if (a == NULL)
@@ -45,6 +61,38 @@ static s32 kit_str_append(kit_str_builder_t *a, kit_str_t b) {
return KIT_OK;
}
+static s32 kit_str_insert(kit_str_builder_t *a, i64 index,
+ kit_str_t b) {
+ assert(a != NULL && index >= 0 && index <= a->size);
+ if (a == NULL || index < 0 || index > a->size)
+ return KIT_ERROR_INVALID_ARGUMENT;
+ if (b.size <= 0)
+ return KIT_OK;
+ i64 n = a->size;
+ KIT_DA_RESIZE(*a, n + b.size);
+ if (a->size != n + b.size)
+ return KIT_ERROR_BAD_ALLOC;
+ if (index < n)
+ memmove(a->values + (index + b.size), a->values + index,
+ n - index);
+ memcpy(a->values + index, b.values, b.size);
+ return KIT_OK;
+}
+
+static s32 kit_str_erase(kit_str_builder_t *a, i64 index, i64 size) {
+ assert(a != NULL && index >= 0 && size >= 0 &&
+ index + size <= a->size);
+ if (a == NULL || index < 0 || size < 0 || index + size > a->size)
+ return KIT_ERROR_INVALID_ARGUMENT;
+ if (size <= 0)
+ return KIT_OK;
+ if (index + size < a->size)
+ memmove(a->values + index, a->values + (index + size),
+ a->size - index - size);
+ KIT_DA_RESIZE(*a, a->size - size);
+ return KIT_OK;
+}
+
#ifdef __GNUC__
# pragma GCC pop_options
# pragma GCC diagnostic pop
@@ -57,7 +105,10 @@ static s32 kit_str_append(kit_str_builder_t *a, kit_str_t b) {
#ifndef KIT_DISABLE_SHORT_NAMES
# define str_builder_t kit_str_builder_t
# define str_build kit_str_build
+# define substr_build kit_substr_build
# define str_append kit_str_append
+# define str_insert kit_str_insert
+# define str_erase kit_str_erase
#endif
#endif
diff --git a/source/kit/string_ref.h b/source/kit/string_ref.h
index 38ade80..8e76d06 100644
--- a/source/kit/string_ref.h
+++ b/source/kit/string_ref.h
@@ -3,6 +3,7 @@
#include "array_ref.h"
+#include <assert.h>
#include <string.h>
#ifdef __cplusplus
@@ -24,6 +25,68 @@ static kit_str_t kit_str(i64 size, char const *static_string) {
return s;
}
+enum {
+ KIT_STR_NOT_FOUND = -1,
+};
+
+static i64 kit_str_find(kit_str_t a, kit_str_t b) {
+ assert(a.size >= 0 && (a.size == 0 || a.values != NULL) &&
+ b.size >= 0 && (b.size == 0 || b.values != NULL));
+ if (a.size < 0 || (a.size != 0 && a.values == NULL) || b.size < 0 ||
+ (b.size != 0 && b.values == NULL))
+ return -1;
+ for (i64 index = 0; index + b.size <= a.size; index++)
+ if (KIT_AR_EQUAL(kit_str(b.size, a.values + index), b))
+ return index;
+ return -1;
+}
+
+static i64 kit_str_find_back(kit_str_t a, kit_str_t b) {
+ assert(a.size >= 0 && (a.size == 0 || a.values != NULL) &&
+ b.size >= 0 && (b.size == 0 || b.values != NULL));
+ if (a.size < 0 || (a.size != 0 && a.values == NULL) || b.size < 0 ||
+ (b.size != 0 && b.values == NULL))
+ return -1;
+ for (i64 index = a.size - b.size; index >= 0; index--)
+ if (KIT_AR_EQUAL(kit_str(b.size, a.values + index), b))
+ return index;
+ return -1;
+}
+
+static i64 kit_str_find_n(kit_str_t a, kit_str_t b, i64 n) {
+ assert(a.size >= 0 && (a.size == 0 || a.values != NULL) &&
+ b.size >= 0 && (b.size == 0 || b.values != NULL));
+ if (a.size < 0 || (a.size != 0 && a.values == NULL) || b.size < 0 ||
+ (b.size != 0 && b.values == NULL))
+ return -1;
+ i64 count = 0;
+ for (i64 index = 0; index + b.size <= a.size; index++)
+ if (KIT_AR_EQUAL(kit_str(b.size, a.values + index), b)) {
+ if (count == n)
+ return index;
+ else
+ count++;
+ }
+ return -1;
+}
+
+static i64 kit_str_find_back_n(kit_str_t a, kit_str_t b, i64 n) {
+ assert(a.size >= 0 && (a.size == 0 || a.values != NULL) &&
+ b.size >= 0 && (b.size == 0 || b.values != NULL));
+ if (a.size < 0 || (a.size != 0 && a.values == NULL) || b.size < 0 ||
+ (b.size != 0 && b.values == NULL))
+ return -1;
+ i64 count = 0;
+ for (i64 index = a.size - b.size; index >= 0; index--)
+ if (KIT_AR_EQUAL(kit_str(b.size, a.values + index), b)) {
+ if (count == n)
+ return index;
+ else
+ count++;
+ }
+ return -1;
+}
+
// Make a barbarian string for C standard library functions.
// Not thread safe.
// Use with caution.
@@ -57,9 +120,13 @@ static char *kit_make_bs(kit_str_t s) {
#ifndef KIT_DISABLE_SHORT_NAMES
# define BS(...) kit_make_bs(KIT_WRAP_STR(__VA_ARGS__))
-
# define str_t kit_str_t
-
+# define str kit_str
+# define str_find kit_str_find
+# define str_find_back kit_str_find_back
+# define str_find_n kit_str_find_n
+# define str_find_back_n kit_str_find_back_n
+# define STR_NOT_FOUND KIT_STR_NOT_FOUND
# define SZ KIT_SZ
# define WRAP_BS KIT_WRAP_BS
# define WRAP_STR KIT_WRAP_STR
diff --git a/source/kit/utf8.h b/source/kit/utf8.h
new file mode 100644
index 0000000..d053224
--- /dev/null
+++ b/source/kit/utf8.h
@@ -0,0 +1,47 @@
+#ifndef KIT_UTF8_H
+#define KIT_UTF8_H
+
+#include "string_builder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(__GNUC__) || defined(__clang__)
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Wunused-function"
+# pragma GCC diagnostic ignored "-Wunknown-pragmas"
+# pragma GCC push_options
+# pragma GCC optimize("O3")
+#endif
+
+static s32 kit_utf8_count(kit_str_t s, i64 *count) {
+ return KIT_ERROR_NOT_IMPLEMENTED;
+}
+
+static s32 kit_utf8_offset(kit_str_t s, i64 count, i64 *offset) {
+ return KIT_ERROR_NOT_IMPLEMENTED;
+}
+
+static s32 kit_utf8_decode(kit_str_t s, i64 offset, i64 *size,
+ c32 *value) {
+ return KIT_ERROR_NOT_IMPLEMENTED;
+}
+
+static s32 kit_utf8_encode(kit_str_builder_t *s, c32 value) {
+ return KIT_ERROR_NOT_IMPLEMENTED;
+}
+
+#if defined(__GNUC__) || defined(__clang__)
+# pragma GCC pop_options
+# pragma GCC diagnostic pop
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifndef KIT_DISABLE_SHORT_NAMES
+#endif
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 22:22:56 +0000