alex/zero-epwing
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This commit is contained in:
Alex Yatskov 2016-10-29 20:53:10 -07:00
parent 586a8e5f14
commit 33f5f7490e
1 changed files with 82 additions and 4 deletions
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86
main.c
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@ -3,8 +3,9 @@
#include <eb/eb.h>
#include <eb/error.h>
#include <eb/text.h>
void print_book_info(EB_Book * book) {
void print_book_info(EB_Book* book) {
printf("Book info for %s:\n", book->path);
EB_Disc_Code disc_code;
if (eb_disc_type(book, &disc_code) == EB_SUCCESS) {
@ -70,10 +71,79 @@ void print_book_info(EB_Book * book) {
else {
perror("\tError: could not get sub-book list\n");
}
}
int dump(const char path[]) {
int dump_book(EB_Book* book) {
EB_Position position;
position.offset = 0;
position.page = 1;
for (;;) {
if (eb_seek_text(book, &position) != EB_SUCCESS) {
perror("Failed to seek\n");
return 1;
}
const unsigned MAX_LENGTH = 10000;
char buffer[MAX_LENGTH + 1];
ssize_t text_length;
/* if (eb_read_text(book, NULL, NULL, NULL, MAX_LENGTH, buffer, &text_length) != EB_SUCCESS) { */
if (eb_read_heading(book, NULL, NULL, NULL, MAX_LENGTH, buffer, &text_length) != EB_SUCCESS) {
fprintf(stderr, "an error occurs.\n");
return 1;
}
puts(buffer);
getchar();
++position.offset;
}
return 0;
}
int find_term(EB_Book* book, const char term[]) {
if (eb_search_word(book, term) != EB_SUCCESS) {
perror("Error: search failed\n");
return 1;
}
const unsigned MAX_HITS = 100;
EB_Hit hits[MAX_HITS];
int hit_count;
if (eb_hit_list(book, MAX_HITS, hits, &hit_count) != EB_SUCCESS) {
perror("Error: could not get hit list\n");
return 1;
}
printf("Found %d results\n", hit_count);
for (int i = 0; i < hit_count; ++i) {
/* const unsigned MAX_HEADING = 1000; */
/* char heading[MAX_HEADING]; */
/* ssize_t heading_length; */
/* eb_seek_text(book, &hits[i].heading); */
/* eb_read_heading(book, NULL, NULL, NULL, MAX_HEADING, heading, &heading_length); */
/* printf("%s\n", heading); */
const unsigned MAX_TEXT = 1000;
char text[MAX_TEXT];
ssize_t text_length;
eb_seek_text(book, &hits[i].text);
eb_read_text(book, NULL, NULL, NULL, MAX_TEXT, text, &text_length);
printf("%s\n", text);
}
return 0;
}
int process(const char path[]) {
if (eb_initialize_library() != EB_SUCCESS) {
perror("error: failed to initialize library\n");
return 1;
@ -86,7 +156,15 @@ int dump(const char path[]) {
return 1;
}
if (eb_set_subbook(&book, 0) != EB_SUCCESS) {
perror("Failed to set sub-book\n");
eb_finalize_book(&book);
return 1;
}
print_book_info(&book);
find_term(&book, "computer");
/* dump_book(&book); */
eb_finalize_book(&book);
eb_finalize_library();
@ -99,5 +177,5 @@ int main(int argc, char *argv[]) {
return 2;
}
return dump(argv[1]);
return process(argv[1]);
}