bb_mkdep version 2.0. speed up *2, remove problem of find e2fsprogs/uu*.h, spelling corrections by Bernhard Fischer
This commit is contained in:
"Vladimir N. Oleynik"
parent
2ee82723a8
commit
7573ac6edf
@ -1,31 +1,37 @@
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/*
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* Another dependences for Makefile fast mashine generator
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* Another fast dependencies generator for Makefiles, Version 2.0
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*
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* Copyright (C) 2005 by Vladimir Oleynik <dzo@simtreas.ru>
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*
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* This programm do
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* This program does:
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* 1) find #define KEY VALUE or #undef KEY from include/config.h
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* 2) save include/config/key*.h if changed after previous usage
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* 3) recursive scan from "./" *.[ch] files, but skip scan include/config/...
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* 3) recursive scan from "./" *.[ch] files, but skips scan of include/config/
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* 4) find #include "*.h" and KEYs using, if not as #define and #undef
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* 5) generate depend to stdout
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* 5) generate dependencies to stdout
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* path/file.o: include/config/key*.h found_include_*.h
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* path/inc.h: include/config/key*.h found_included_include_*.h
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* This programm do not generate dependences for #include <...>
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*
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* Options:
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* -I local_include_path (include`s paths, default: LOCAL_INCLUDE_PATH)
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* -d (don`t generate depend)
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* -w (show warning if include files not found)
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* -k include/config (default: INCLUDE_CONFIG_PATH)
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* -c include/config.h (configs, default: INCLUDE_CONFIG_KEYS_PATH)
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* dirs_for_scan (default ".")
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*/
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* This programm does not generate dependencies for #include <...>
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*/
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#define LOCAL_INCLUDE_PATH "include"
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#define INCLUDE_CONFIG_PATH LOCAL_INCLUDE_PATH"/config"
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#define INCLUDE_CONFIG_KEYS_PATH LOCAL_INCLUDE_PATH"/config.h"
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#define bb_mkdep_full_options \
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"\nOptions:" \
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"\n\t-I local_include_path include paths, default: \"" LOCAL_INCLUDE_PATH "\"" \
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"\n\t-d don't generate depend" \
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"\n\t-w show warning if include files not found" \
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"\n\t-k include/config default: \"" INCLUDE_CONFIG_PATH "\"" \
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"\n\t-c include/config.h configs, default: \"" INCLUDE_CONFIG_KEYS_PATH "\"" \
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"\n\tdirs_to_scan default \".\""
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#define bb_mkdep_terse_options "Usage: [-I local_include_paths] [-dw] " \
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"[-k path_for_stored_keys] [dirs]"
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#define _GNU_SOURCE
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#include <sys/types.h>
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#include <sys/stat.h>
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@ -40,6 +46,7 @@
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#include <errno.h>
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#include <fcntl.h>
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typedef struct BB_KEYS {
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char *keyname;
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const char *value;
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@ -48,13 +55,10 @@ typedef struct BB_KEYS {
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struct BB_KEYS *next;
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} bb_key_t;
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typedef struct FILE_LIST {
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char *name;
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char *ext; /* *.c or *.h, point to last char */
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long size;
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} file_list_t;
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static bb_key_t *check_key(bb_key_t *k, const char *nk);
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static bb_key_t *make_new_key(bb_key_t *k, const char *nk);
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/* partial and simplify libbb routine */
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/* partial and simplified libbb routine */
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static void bb_error_d(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
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static char * bb_asprint(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
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@ -63,28 +67,34 @@ typedef struct llist_s {
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char *data;
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struct llist_s *link;
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} llist_t;
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static llist_t *llist_add_to(llist_t *old_head, char *new_item);
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static void *xrealloc(void *p, size_t size);
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static void *xmalloc(size_t size);
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static char *bb_xstrdup(const char *s);
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static char *bb_simplify_path(const char *path);
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/* error messages */
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static const char msg_enomem[] = "memory exhausted";
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/* for lexical analyzier */
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/* for lexical analyser */
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static bb_key_t *key_top;
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static llist_t *configs;
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static int mode;
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#define CONFIG_MODE 0
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#define SOURCES_MODE 1
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static void parse_inc(const char *include, const char *fname);
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static void parse_conf_opt(char *opt, const char *val, size_t rsz);
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/* for speed triks */
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/* for speed tricks */
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static char first_chars[257]; /* + L_EOF */
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/* trick for fast find "define", "include", "undef" */
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static char first_chars_diu[256];
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static int pagesizem1;
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static size_t mema_id = 128; /* first allocated for id */
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static char *id_s;
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static bb_key_t *check_key(bb_key_t *k, const char *nk);
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static bb_key_t *make_new_key(bb_key_t *k, const char *nk);
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#define yy_error_d(s) bb_error_d("%s:%d hmm, %s", fname, line, s)
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@ -95,9 +105,9 @@ static bb_key_t *make_new_key(bb_key_t *k, const char *nk);
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#define REM '/' /* block comment */
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#define BS '\\' /* back slash */
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#define POUND '#' /* # */
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#define I 'i' /* #include preprocessor`s directive */
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#define D 'd' /* #define preprocessor`s directive */
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#define U 'u' /* #undef preprocessor`s directive */
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#define I 'i' /* #include preprocessor's directive */
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#define D 'd' /* #define preprocessor's directive */
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#define U 'u' /* #undef preprocessor's directive */
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#define LI 'I' /* #include "... */
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#define DK 'K' /* #define KEY... (config mode) */
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#define DV 'V' /* #define KEY "VALUE or #define KEY 'VALUE */
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@ -117,7 +127,9 @@ static bb_key_t *make_new_key(bb_key_t *k, const char *nk);
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id = xrealloc(id, local_mema_id += 16); \
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id[id_len++] = c; } while(0)
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/* stupid C lexical analizator */
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/* stupid C lexical analyser */
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static void c_lex(const char *fname, long fsize)
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{
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int c = L_EOF; /* stupid initialize */
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@ -136,6 +148,10 @@ static void c_lex(const char *fname, long fsize)
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char *map;
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int mapsize;
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if(fsize == 0) {
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fprintf(stderr, "Warning: %s is empty\n", fname);
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return;
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}
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fd = open(fname, O_RDONLY);
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if(fd < 0) {
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perror(fname);
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@ -271,7 +287,7 @@ static void c_lex(const char *fname, long fsize)
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for(;;) {
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/* <STR,CHR>\n|<<EOF>> */
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if(c == '\n' || c == L_EOF)
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yy_error_d("unterminating");
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yy_error_d("unterminated");
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if(c == BS) {
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/* <STR,CHR>\\ */
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getc1();
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@ -310,7 +326,7 @@ static void c_lex(const char *fname, long fsize)
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/* <#.*>/ */
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getc1();
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if(c == REM)
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yy_error_d("detect // in preprocessor line");
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yy_error_d("detected // in preprocessor line");
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if(c == '*') {
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/* <#.*>[/][*] */
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called = state;
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@ -321,25 +337,27 @@ static void c_lex(const char *fname, long fsize)
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yy_error_d("strange preprocessor line");
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}
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if(state == POUND) {
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if(c != 'd' && c != 'u' && c != 'i') {
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while(ISALNUM(c))
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getc1();
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state = S;
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} else {
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static const char * const preproc[] = {
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"define", "undef", "include", ""
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};
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const char * const *str_type;
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const unsigned char *p = optr - 1;
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/* tricks */
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static const char * const preproc[] = {
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/* 0-4 */
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"", "", "", "", "",
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/* 5 */ /* 6 */ /* 7 */
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"undef", "define", "include",
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};
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size_t readed = 0;
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size_t diu = first_chars_diu[c]; /* strlen and preproc ptr */
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id_len = 0;
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do { put_id(c); getc1(); } while(ISALNUM(c));
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put_id(0);
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for(str_type = preproc; (state = **str_type); str_type++) {
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if(*id == state && strcmp(id, *str_type) == 0)
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break;
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}
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/* to S if another #directive */
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while(ISALNUM(c)) {
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readed++;
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getc1();
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}
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/* have str begined with c, readed == strlen key and compared */
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if(diu != S && diu == readed && !memcmp(p, preproc[diu], diu)) {
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state = *p;
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id_len = 0; /* common for save */
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} else {
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state = S;
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}
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ungetc1();
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continue;
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@ -358,7 +376,7 @@ static void c_lex(const char *fname, long fsize)
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continue;
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}
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if(state == D || state == U) {
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if(configs == NULL) {
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if(mode == SOURCES_MODE) {
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/* ignore depend with #define or #undef KEY */
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while(ISALNUM(c))
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getc1();
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@ -370,7 +388,7 @@ static void c_lex(const char *fname, long fsize)
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getc1();
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}
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if(!id_len)
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yy_error_d("expected identificator");
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yy_error_d("expected identifier");
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put_id(0);
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if(state == U) {
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parse_conf_opt(id, NULL, (optr - start));
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@ -409,8 +427,7 @@ static void c_lex(const char *fname, long fsize)
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static void show_usage(void) __attribute__ ((noreturn));
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static void show_usage(void)
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{
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bb_error_d("Usage: [-I local_include_paths] [-dw] "
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"[-k path_for_store_keys] [-s skip_file] [dirs]");
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bb_error_d("%s\n%s\n", bb_mkdep_terse_options, bb_mkdep_full_options);
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}
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static const char *kp;
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@ -440,18 +457,18 @@ static bb_key_t *make_new_key(bb_key_t *k, const char *nk)
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nk_size = strlen(nk) + 1;
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cur = xmalloc(sizeof(bb_key_t) + nk_size);
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cur->keyname = memcpy(cur + 1, nk, nk_size);
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cur->checked = 1;
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cur->checked = 0;
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cur->next = k;
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return cur;
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}
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static inline char *store_include_fullpath(char *p_i, bb_key_t *li)
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{
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struct stat st;
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char *ok;
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if(stat(p_i, &st) == 0) {
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if(access(p_i, F_OK) == 0) {
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ok = li->stored_path = bb_simplify_path(p_i);
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li->checked = 1;
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} else {
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ok = NULL;
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}
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@ -486,11 +503,18 @@ static void parse_inc(const char *include, const char *fname)
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p_i = bb_asprint("%.*s/%s", w, p, include);
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if(store_include_fullpath(p_i, li))
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return;
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}
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for(lo = Iop; lo; lo = lo->link) {
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p_i = bb_asprint("%s/%s", lo->data, include);
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if(store_include_fullpath(p_i, li))
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for(lo = Iop; lo; lo = lo->link) {
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p_i = bb_asprint("%s/%s", lo->data, include);
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if(store_include_fullpath(p_i, li))
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return;
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}
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} else {
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/* absolute include pathname */
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if(access(include, F_OK) == 0) {
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li->stored_path = bb_xstrdup(include);
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li->checked = 1;
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return;
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}
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}
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li->stored_path = NULL;
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if(noiwarning)
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@ -500,91 +524,88 @@ static void parse_inc(const char *include, const char *fname)
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static void parse_conf_opt(char *opt, const char *val, size_t recordsz)
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{
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bb_key_t *cur;
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char *s, *p;
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struct stat st;
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int fd;
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int cmp_ok = 0;
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static char *record_buf;
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static char *r_cmp;
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static size_t r_sz;
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ssize_t rw_ret;
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cur = check_key(key_top, opt);
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if(cur == NULL) {
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/* new key, check old key if present after previous usage */
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char *s, *p;
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struct stat st;
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int fd;
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int cmp_ok = 0;
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static char *record_buf;
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static char *r_cmp;
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static size_t r_sz;
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ssize_t rw_ret;
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cur = make_new_key(key_top, opt);
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recordsz += 2; /* \n\0 */
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if(recordsz > r_sz) {
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record_buf = xrealloc(record_buf, r_sz=recordsz);
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r_cmp = xrealloc(r_cmp, recordsz);
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}
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s = record_buf;
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/* may be short count " " */
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if(val) {
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if(*val == '\0') {
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cur->value = "";
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recordsz = sprintf(s, "#define %s\n", opt);
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} else {
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cur->value = bb_xstrdup(val);
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recordsz = sprintf(s, "#define %s %s\n", opt, val);
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}
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} else {
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cur->value = NULL;
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recordsz = sprintf(s, "#undef %s\n", opt);
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}
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/* size_t -> ssize_t :( */
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rw_ret = (ssize_t)recordsz;
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/* trick, save first char KEY for do fast identify id */
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first_chars[(int)*opt] = *opt;
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/* key converting [A-Z_] -> [a-z/] */
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for(p = opt; *p; p++) {
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if(*p >= 'A' && *p <= 'Z')
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*p = *p - 'A' + 'a';
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else if(*p == '_')
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*p = '/';
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}
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p = bb_asprint("%s/%s.h", kp, opt);
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cur->stored_path = opt = p;
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if(stat(opt, &st)) {
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p += kp_len;
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while(*++p) {
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/* Auto-create directories. */
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if (*p == '/') {
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*p = '\0';
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if (stat(opt, &st) != 0 && mkdir(opt, 0755) != 0)
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bb_error_d("mkdir(%s): %m", opt);
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*p = '/';
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}
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}
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} else {
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/* found */
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if(st.st_size == (off_t)recordsz) {
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fd = open(opt, O_RDONLY);
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if(fd < 0 || read(fd, r_cmp, recordsz) < rw_ret)
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bb_error_d("%s: %m", opt);
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close(fd);
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cmp_ok = memcmp(s, r_cmp, recordsz) == 0;
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}
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}
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if(!cmp_ok) {
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fd = open(opt, O_WRONLY|O_CREAT|O_TRUNC, 0644);
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if(fd < 0 || write(fd, s, recordsz) < rw_ret)
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bb_error_d("%s: %m", opt);
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close(fd);
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}
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key_top = cur;
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} else {
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if(cur != NULL) {
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/* present already */
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if((cur->value == NULL && val != NULL) ||
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(cur->value != NULL && val == NULL) ||
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(cur->value != NULL && val != NULL && strcmp(cur->value, val)))
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fprintf(stderr, "Warning: redefined %s\n", opt);
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cur->checked = 0; /* store only */
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if(cur->value == NULL && val == NULL)
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return;
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if(cur->value != NULL && val != NULL && strcmp(cur->value, val) == 0)
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return;
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fprintf(stderr, "Warning: redefined %s\n", opt);
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}
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/* new or redefined key, check old key if present after previous usage */
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key_top = cur = make_new_key(key_top, opt);
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recordsz += 2; /* \n\0 */
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if(recordsz > r_sz) {
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record_buf = xrealloc(record_buf, r_sz=recordsz);
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r_cmp = xrealloc(r_cmp, recordsz);
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}
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s = record_buf;
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/* may be short count " " */
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if(val) {
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if(*val == '\0') {
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cur->value = "";
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recordsz = sprintf(s, "#define %s\n", opt);
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} else {
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cur->value = bb_xstrdup(val);
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recordsz = sprintf(s, "#define %s %s\n", opt, val);
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}
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} else {
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cur->value = NULL;
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recordsz = sprintf(s, "#undef %s\n", opt);
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}
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/* size_t -> ssize_t :( */
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rw_ret = (ssize_t)recordsz;
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/* trick, save first char KEY for do fast identify id */
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first_chars[(int)*opt] = *opt;
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/* key converting [A-Z_] -> [a-z/] */
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for(p = opt; *p; p++) {
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if(*p >= 'A' && *p <= 'Z')
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*p = *p - 'A' + 'a';
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else if(*p == '_')
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*p = '/';
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}
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p = bb_asprint("%s/%s.h", kp, opt);
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cur->stored_path = opt = p;
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if(stat(opt, &st)) {
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p += kp_len;
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while(*++p) {
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/* Auto-create directories. */
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if (*p == '/') {
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*p = '\0';
|
||||
if (access(opt, F_OK) != 0 && mkdir(opt, 0755) != 0)
|
||||
bb_error_d("mkdir(%s): %m", opt);
|
||||
*p = '/';
|
||||
}
|
||||
}
|
||||
} else {
|
||||
/* found */
|
||||
if(st.st_size == (off_t)recordsz) {
|
||||
fd = open(opt, O_RDONLY);
|
||||
if(fd < 0 || read(fd, r_cmp, recordsz) < rw_ret)
|
||||
bb_error_d("%s: %m", opt);
|
||||
close(fd);
|
||||
cmp_ok = memcmp(s, r_cmp, recordsz) == 0;
|
||||
}
|
||||
}
|
||||
if(!cmp_ok) {
|
||||
fd = open(opt, O_WRONLY|O_CREAT|O_TRUNC, 0644);
|
||||
if(fd < 0 || write(fd, s, recordsz) < rw_ret)
|
||||
bb_error_d("%s: %m", opt);
|
||||
close(fd);
|
||||
}
|
||||
/* store only */
|
||||
cur->checked = 0;
|
||||
}
|
||||
|
||||
static int show_dep(int first, bb_key_t *k, const char *name)
|
||||
@ -606,20 +627,16 @@ static int show_dep(int first, bb_key_t *k, const char *name)
|
||||
return first;
|
||||
}
|
||||
|
||||
static llist_t *files;
|
||||
static struct stat st_kp;
|
||||
|
||||
static char *dir_and_entry;
|
||||
static int dontgenerate_dep;
|
||||
|
||||
static char *
|
||||
filter_chd(const char *fe, const char *p, size_t dirlen)
|
||||
parse_chd(const char *fe, const char *p, size_t dirlen)
|
||||
{
|
||||
struct stat st;
|
||||
char *fp;
|
||||
char *afp;
|
||||
llist_t *cfl;
|
||||
file_list_t *f;
|
||||
size_t df_sz;
|
||||
static char *dir_and_entry;
|
||||
static size_t dir_and_entry_sz;
|
||||
|
||||
if (*fe == '.')
|
||||
@ -636,49 +653,63 @@ filter_chd(const char *fe, const char *p, size_t dirlen)
|
||||
return NULL;
|
||||
}
|
||||
if(S_ISREG(st.st_mode)) {
|
||||
afp = fp + df_sz - 3;
|
||||
if(*afp++ != '.' || (*afp != 'c' && *afp != 'h')) {
|
||||
llist_t *cfl;
|
||||
char *e = fp + df_sz - 3;
|
||||
|
||||
if(*e++ != '.' || (*e != 'c' && *e != 'h')) {
|
||||
/* direntry is regular file, but is not *.[ch] */
|
||||
return NULL;
|
||||
}
|
||||
if (st.st_size == 0) {
|
||||
fprintf(stderr, "Warning: %s is empty\n", fp);
|
||||
return NULL;
|
||||
}
|
||||
} else {
|
||||
if(S_ISDIR(st.st_mode)) {
|
||||
if (st.st_dev == st_kp.st_dev && st.st_ino == st_kp.st_ino) {
|
||||
/* drop scan kp/ directory */
|
||||
for(cfl = configs; cfl; cfl = cfl->link) {
|
||||
struct stat *config = (struct stat *)cfl->data;
|
||||
|
||||
if (st.st_dev == config->st_dev && st.st_ino == config->st_ino) {
|
||||
/* skip already parsed configs.h */
|
||||
return NULL;
|
||||
}
|
||||
/* buff is returned, begin of zero allocate */
|
||||
dir_and_entry = NULL;
|
||||
dir_and_entry_sz = 0;
|
||||
return fp;
|
||||
}
|
||||
/* hmm, is device! */
|
||||
/* direntry is *.[ch] regular file and is not configs */
|
||||
if(!dontgenerate_dep) {
|
||||
int first;
|
||||
|
||||
c_lex(fp, st.st_size);
|
||||
fp = bb_simplify_path(fp);
|
||||
if(*e == 'c') {
|
||||
/* *.c -> *.o */
|
||||
e = strrchr(fp, '.') + 1;
|
||||
*e = 'o';
|
||||
}
|
||||
first = show_dep(1, Ifound, fp);
|
||||
first = show_dep(first, key_top, fp);
|
||||
if(first == 0)
|
||||
putchar('\n');
|
||||
free(fp);
|
||||
}
|
||||
return NULL;
|
||||
} else if(S_ISDIR(st.st_mode)) {
|
||||
if (st.st_dev == st_kp.st_dev && st.st_ino == st_kp.st_ino)
|
||||
return NULL; /* drop scan kp/ directory */
|
||||
/* direntry is directory. buff is returned, begin of zero allocate */
|
||||
dir_and_entry = NULL;
|
||||
dir_and_entry_sz = 0;
|
||||
return fp;
|
||||
}
|
||||
afp = bb_simplify_path(fp);
|
||||
for(cfl = configs; cfl; cfl = cfl->link) {
|
||||
if(cfl->data && strcmp(cfl->data, afp) == 0) {
|
||||
/* parse configs.h */
|
||||
free(afp);
|
||||
c_lex(fp, st.st_size);
|
||||
free(cfl->data);
|
||||
cfl->data = NULL;
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
/* direntry is *.[ch] regular file */
|
||||
f = xmalloc(sizeof(file_list_t));
|
||||
f->name = afp;
|
||||
f->ext = strrchr(afp, '.') + 1;
|
||||
f->size = st.st_size;
|
||||
files = llist_add_to(files, (char *)f);
|
||||
/* hmm, direntry is device! */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* from libbb but inline for fast */
|
||||
static inline llist_t *llist_add_to(llist_t *old_head, char *new_item)
|
||||
{
|
||||
llist_t *new_head;
|
||||
|
||||
new_head = xmalloc(sizeof(llist_t));
|
||||
new_head->data = new_item;
|
||||
new_head->link = old_head;
|
||||
|
||||
return(new_head);
|
||||
}
|
||||
|
||||
static void scan_dir_find_ch_files(char *p)
|
||||
{
|
||||
llist_t *dirs;
|
||||
@ -698,7 +729,7 @@ static void scan_dir_find_ch_files(char *p)
|
||||
fprintf(stderr, "Warning: opendir(%s): %m", dirs->data);
|
||||
dirlen = strlen(dirs->data);
|
||||
while ((de = readdir(dir)) != NULL) {
|
||||
char *found_dir = filter_chd(de->d_name, dirs->data, dirlen);
|
||||
char *found_dir = parse_chd(de->d_name, dirs->data, dirlen);
|
||||
|
||||
if(found_dir)
|
||||
d_add = llist_add_to(d_add, found_dir);
|
||||
@ -718,7 +749,6 @@ static char *pwd;
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
int generate_dep = 1;
|
||||
char *s;
|
||||
int i;
|
||||
llist_t *fl;
|
||||
@ -733,8 +763,7 @@ int main(int argc, char **argv)
|
||||
while (getcwd (s, path_max) == NULL) {
|
||||
if(errno != ERANGE)
|
||||
bb_error_d("getcwd: %m");
|
||||
path_max += PATH_INCR;
|
||||
s = xrealloc (s, path_max);
|
||||
s = xrealloc (s, path_max += PATH_INCR);
|
||||
}
|
||||
pwd = s;
|
||||
}
|
||||
@ -749,7 +778,7 @@ int main(int argc, char **argv)
|
||||
configs = llist_add_to(configs, s);
|
||||
break;
|
||||
case 'd':
|
||||
generate_dep = 0;
|
||||
dontgenerate_dep = 1;
|
||||
break;
|
||||
case 'k':
|
||||
if(kp)
|
||||
@ -763,16 +792,22 @@ int main(int argc, char **argv)
|
||||
show_usage();
|
||||
}
|
||||
}
|
||||
/* defaults */
|
||||
/* default kp */
|
||||
if(kp == NULL)
|
||||
kp = bb_simplify_path(INCLUDE_CONFIG_PATH);
|
||||
/* globals initialize */
|
||||
kp_len = strlen(kp);
|
||||
if(stat(kp, &st_kp))
|
||||
bb_error_d("stat(%s): %m", kp);
|
||||
if(!S_ISDIR(st_kp.st_mode))
|
||||
bb_error_d("%s is not directory", kp);
|
||||
/* defaults */
|
||||
if(Iop == NULL)
|
||||
Iop = llist_add_to(Iop, LOCAL_INCLUDE_PATH);
|
||||
if(configs == NULL) {
|
||||
s = bb_simplify_path(INCLUDE_CONFIG_KEYS_PATH);
|
||||
configs = llist_add_to(configs, s);
|
||||
}
|
||||
/* globals initialize */
|
||||
/* for c_lex */
|
||||
pagesizem1 = getpagesize() - 1;
|
||||
id_s = xmalloc(mema_id);
|
||||
@ -783,14 +818,25 @@ int main(int argc, char **argv)
|
||||
first_chars[i] = ANY;
|
||||
}
|
||||
first_chars[i] = '-'; /* L_EOF */
|
||||
/* trick for fast find "define", "include", "undef" */
|
||||
first_chars_diu[(int)'d'] = (char)6; /* strlen("define"); */
|
||||
first_chars_diu[(int)'i'] = (char)7; /* strlen("include"); */
|
||||
first_chars_diu[(int)'u'] = (char)5; /* strlen("undef"); */
|
||||
|
||||
kp_len = strlen(kp);
|
||||
if(stat(kp, &st_kp))
|
||||
bb_error_d("stat(%s): %m", kp);
|
||||
if(!S_ISDIR(st_kp.st_mode))
|
||||
bb_error_d("%s is not directory", kp);
|
||||
/* parse configs */
|
||||
for(fl = configs; fl; fl = fl->link) {
|
||||
struct stat st;
|
||||
|
||||
/* main loops */
|
||||
if(stat(fl->data, &st))
|
||||
bb_error_d("stat(%s): %m", fl->data);
|
||||
c_lex(fl->data, st.st_size);
|
||||
/* trick for fast comparing found files with configs */
|
||||
fl->data = xrealloc(fl->data, sizeof(struct stat));
|
||||
memcpy(fl->data, &st, sizeof(struct stat));
|
||||
}
|
||||
|
||||
/* main loop */
|
||||
mode = SOURCES_MODE;
|
||||
argv += optind;
|
||||
if(*argv) {
|
||||
while(*argv)
|
||||
@ -798,39 +844,10 @@ int main(int argc, char **argv)
|
||||
} else {
|
||||
scan_dir_find_ch_files(".");
|
||||
}
|
||||
|
||||
for(fl = configs; fl; fl = fl->link) {
|
||||
if(fl->data) {
|
||||
/* configs.h placed outsize of scanned dirs or not "*.ch" */
|
||||
struct stat st;
|
||||
|
||||
if(stat(fl->data, &st))
|
||||
bb_error_d("stat(%s): %m", fl->data);
|
||||
c_lex(fl->data, st.st_size);
|
||||
free(fl->data);
|
||||
}
|
||||
}
|
||||
free(configs);
|
||||
configs = NULL; /* flag read config --> parse sourses mode */
|
||||
|
||||
for(fl = files; fl; fl = fl->link) {
|
||||
file_list_t *t = (file_list_t *)(fl->data);
|
||||
c_lex(t->name, t->size);
|
||||
if(generate_dep) {
|
||||
if(t->ext[0] == 'c') {
|
||||
/* *.c -> *.o */
|
||||
t->ext[0] = 'o';
|
||||
}
|
||||
i = show_dep(1, Ifound, t->name);
|
||||
i = show_dep(i, key_top, t->name);
|
||||
if(i == 0)
|
||||
putchar('\n');
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* partial and simplify libbb routine */
|
||||
/* partial and simplified libbb routine */
|
||||
static void bb_error_d(const char *s, ...)
|
||||
{
|
||||
va_list p;
|
||||
@ -842,23 +859,6 @@ static void bb_error_d(const char *s, ...)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
|
||||
static void *xmalloc(size_t size)
|
||||
{
|
||||
void *p = malloc(size);
|
||||
|
||||
if(p == NULL)
|
||||
bb_error_d("memory exhausted");
|
||||
return p;
|
||||
}
|
||||
|
||||
static void *xrealloc(void *p, size_t size) {
|
||||
p = realloc(p, size);
|
||||
if(p == NULL)
|
||||
bb_error_d("memory exhausted");
|
||||
return p;
|
||||
}
|
||||
|
||||
static char *bb_asprint(const char *format, ...)
|
||||
{
|
||||
va_list p;
|
||||
@ -874,15 +874,21 @@ static char *bb_asprint(const char *format, ...)
|
||||
return out;
|
||||
}
|
||||
|
||||
static llist_t *llist_add_to(llist_t *old_head, char *new_item)
|
||||
/* partial libbb routine as is */
|
||||
static void *xmalloc(size_t size)
|
||||
{
|
||||
llist_t *new_head;
|
||||
void *p = malloc(size);
|
||||
|
||||
new_head = xmalloc(sizeof(llist_t));
|
||||
new_head->data = new_item;
|
||||
new_head->link = old_head;
|
||||
if(p == NULL)
|
||||
bb_error_d(msg_enomem);
|
||||
return p;
|
||||
}
|
||||
|
||||
return(new_head);
|
||||
static void *xrealloc(void *p, size_t size) {
|
||||
p = realloc(p, size);
|
||||
if(p == NULL)
|
||||
bb_error_d(msg_enomem);
|
||||
return p;
|
||||
}
|
||||
|
||||
static char *bb_xstrdup(const char *s)
|
||||
@ -890,7 +896,7 @@ static char *bb_xstrdup(const char *s)
|
||||
char *r = strdup(s);
|
||||
|
||||
if(r == NULL)
|
||||
bb_error_d("memory exhausted");
|
||||
bb_error_d(msg_enomem);
|
||||
return r;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user