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This commit is contained in:
Nishi 2025-12-22 18:52:37 +09:00
commit f820c978fc
Signed by: nishi
GPG key ID: 27EF69B208EB9343
3 changed files with 61 additions and 36 deletions
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2
Makefile
View file

@ -13,7 +13,7 @@ SO = .so
all: libxmllib$(SO)
format:
clang-format --verbose -i `find src include -name "*.c" -or -name "*.h"`
clang-format --verbose -i `find src include -name "*.c" -or -name "*.h"` example.c
example: example.c libxmllib$(SO)
$(CC) -o $@ example.c -I include -Wl,-R. -L. -lxmllib

29
example.c
View file

@ -1,28 +1,37 @@
#include <xmllib.h>
void recursive(xmllib_node_t* node, int indent){
int i;
void recursive(xmllib_node_t* node, int indent) {
int i;
xmllib_node_t* n;
for(i = 0; i < indent; i++) printf(" ");
printf("%s\n", node->name);
if(node->name != NULL && node->type == XMLLIB_NODE_NODE) {
printf("<%s>\n", node->name);
} else if(node->text != NULL && node->type == XMLLIB_NODE_COMMENT) {
printf("<!--%s-->\n", node->text);
}
n = node->first_child;
while(n != NULL){
while(n != NULL) {
recursive(n, indent + 2);
n = n->next;
}
if(node->name != NULL && node->type == XMLLIB_NODE_NODE) {
for(i = 0; i < indent; i++) printf(" ");
printf("</%s>\n", node->name);
}
}
int main(int argc, char** argv){
int main(int argc, char** argv) {
int i;
for(i = 1; i < argc; i++){
for(i = 1; i < argc; i++) {
xmllib_t* h = xmllib_open_file(argv[i]);
if(h != NULL){
if(h != NULL) {
printf("%s:\n", argv[i]);
if(xmllib_parse(h)){
if(xmllib_parse(h)) {
if(h->root != NULL) recursive(h->root, 2);
}else{
} else {
printf(" Parse error\n");
}
xmllib_close(h);

70
src/core.c
View file

@ -99,11 +99,24 @@ int xmllib_parse(xmllib_t* handle) {
if(STATE == STATE_INITIAL) {
/* parsed tag */
xmllib_node_t* n = NULL;
xmllib_node_t* targ = NULL;
if(node[0] == '!') {
/* special tag */
if(strlen(node) > 1 && node[1] == '-') {
/* comment */
if(strlen(node) > (3 + 2)) {
n = malloc(sizeof(*n));
n->type = XMLLIB_NODE_COMMENT;
n->name = NULL;
n->text = malloc(strlen(node) + 1);
strcpy(n->text, node + 3);
n->text[strlen(n->text) - 2] = 0;
}
} else {
/* doctype or something - we ignore this for now */
}
@ -122,9 +135,9 @@ int xmllib_parse(xmllib_t* handle) {
nest_level--;
} else {
xmllib_node_t* n = malloc(sizeof(*n));
xmllib_node_t* last = NULL;
int i;
int i;
n = malloc(sizeof(*n));
if(handle->root == NULL) handle->root = n;
@ -151,30 +164,9 @@ int xmllib_parse(xmllib_t* handle) {
n->root = handle->root;
n->parent = current;
n->first_child = NULL;
if(current != NULL && current->first_child != NULL) {
last = current->first_child;
while(last->next != NULL) last = last->next;
}
n->prev = last;
n->next = NULL;
if(n->prev != NULL) {
n->prev->next = n;
}
current = n;
if(current->parent != NULL && current->parent->first_child == NULL) {
current->parent->first_child = n;
}
if(node[strlen(node) - 1] == '/') {
/* self-closing tag */
current = current->parent;
} else {
if(node[strlen(node) - 1] != '/') {
/* non self-closing tag */
targ = n;
nest_level++;
}
}
@ -183,6 +175,30 @@ int xmllib_parse(xmllib_t* handle) {
if(nest_level == 0) break;
}
if(n != NULL) {
xmllib_node_t* last = NULL;
n->first_child = NULL;
if(current != NULL && current->first_child != NULL) {
last = current->first_child;
while(last->next != NULL) last = last->next;
}
n->prev = last;
n->next = NULL;
if(n->prev != NULL) {
n->prev->next = n;
}
if(current != NULL && current->first_child == NULL) {
current->first_child = n;
}
}
if(targ != NULL) current = targ;
free(node);
node = NULL;
}