diff options
| -rw-r--r-- | package/busybox/Makefile | 7 | ||||
| -rw-r--r-- | package/busybox/config/editors/Config.in | 7 | ||||
| -rw-r--r-- | package/busybox/patches/920-awx.patch | 662 |
3 files changed, 674 insertions, 2 deletions
diff --git a/package/busybox/Makefile b/package/busybox/Makefile index 3e6cc4e9c9..1616122c00 100644 --- a/package/busybox/Makefile +++ b/package/busybox/Makefile @@ -19,6 +19,7 @@ PKG_MD5SUM:=5728403bce309cdabcffa414e2e64052 PKG_CAT:=bzcat PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION) +PKG_BUILDDEP:=libcgi include $(INCLUDE_DIR)/package.mk @@ -61,9 +62,10 @@ define Build/Compile $(MAKE) -C $(PKG_BUILD_DIR) \ CC="$(TARGET_CC)" \ CROSS_COMPILE="$(TARGET_CROSS)" \ - EXTRA_CFLAGS="$(TARGET_CFLAGS)" \ + EXTRA_CFLAGS="$(TARGET_CFLAGS) -I$(STAGING_DIR)/usr/include" \ ARCH="$(ARCH)" \ IPKG_ARCH="$(ARCH)" \ + EXTRA_LIBS="$(STAGING_DIR)/usr/lib/libcgi.a" \ all endef @@ -71,10 +73,11 @@ define Package/busybox/install $(MAKE) -C $(PKG_BUILD_DIR) \ CC="$(TARGET_CC)" \ CROSS_COMPILE="$(TARGET_CROSS)" \ - EXTRA_CFLAGS="$(TARGET_CFLAGS)" \ + EXTRA_CFLAGS="$(TARGET_CFLAGS) -I$(STAGING_DIR)/usr/include" \ ARCH="$(ARCH)" \ IPKG_ARCH="$(ARCH)" \ CONFIG_PREFIX="$(1)" \ + EXTRA_LIBS="$(STAGING_DIR)/usr/lib/libcgi.a" \ install $(INSTALL_DIR) $(1)/etc/init.d for tmp in $(init-y); do \ diff --git a/package/busybox/config/editors/Config.in b/package/busybox/config/editors/Config.in index 6844049d74..8973c3667b 100644 --- a/package/busybox/config/editors/Config.in +++ b/package/busybox/config/editors/Config.in @@ -12,6 +12,13 @@ config BUSYBOX_CONFIG_AWK Awk is used as a pattern scanning and processing language. This is the BusyBox implementation of that programming language. +config BUSYBOX_CONFIG_AWX + bool "Enable awx (awk web extension)" + default y + depends on BUSYBOX_CONFIG_AWK + help + awx - awk web extension + config BUSYBOX_CONFIG_FEATURE_AWK_MATH bool "Enable math functions (requires libm)" default y diff --git a/package/busybox/patches/920-awx.patch b/package/busybox/patches/920-awx.patch new file mode 100644 index 0000000000..c9c653bb69 --- /dev/null +++ b/package/busybox/patches/920-awx.patch @@ -0,0 +1,662 @@ +diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c +--- bb.old/editors/awk.c 2007-03-06 19:38:07.278092000 +0100 ++++ bb.dev/editors/awk.c 2007-03-11 05:14:11.776304544 +0100 +@@ -30,6 +30,11 @@ + /* these flags are static, don't change them when value is changed */ + #define VF_DONTTOUCH (VF_ARRAY | VF_SPECIAL | VF_WALK | VF_CHILD | VF_DIRTY) + ++#ifdef CONFIG_AWX ++#define fputs(s, stream) fputs_hook(s, stream) ++static inline int fputs_hook (__const char *__restrict __s, FILE *__restrict __stream); ++#endif ++ + /* Variable */ + typedef struct var_s { + unsigned short type; /* flags */ +@@ -50,10 +55,15 @@ typedef struct chain_s { + char *programname; + } chain; + ++typedef var *(*awk_cfunc)(var *res, var *args, int nargs); + /* Function */ + typedef struct func_s { + unsigned short nargs; +- struct chain_s body; ++ enum { AWKFUNC, CFUNC } type; ++ union { ++ awk_cfunc cfunc; ++ struct chain_s body; ++ } x; + } func; + + /* I/O stream */ +@@ -1312,7 +1322,8 @@ static void parse_program(char *p) + next_token(TC_FUNCTION); + pos++; + f = newfunc(t.string); +- f->body.first = NULL; ++ f->type = AWKFUNC; ++ f->x.body.first = NULL; + f->nargs = 0; + while (next_token(TC_VARIABLE | TC_SEQTERM) & TC_VARIABLE) { + v = findvar(ahash, t.string); +@@ -1321,7 +1332,7 @@ static void parse_program(char *p) + if (next_token(TC_COMMA | TC_SEQTERM) & TC_SEQTERM) + break; + } +- seq = &(f->body); ++ seq = &(f->x.body); + chain_group(); + clear_array(ahash); + +@@ -2260,7 +2271,8 @@ static var *evaluate(node *op, var *res) + break; + + case XC( OC_FUNC ): +- if (! op->r.f->body.first) ++ if ((op->r.f->type == AWKFUNC) && ++ !op->r.f->x.body.first) + runtime_error(EMSG_UNDEF_FUNC); + + X.v = R.v = nvalloc(op->r.f->nargs+1); +@@ -2277,7 +2289,11 @@ static var *evaluate(node *op, var *res) + fnargs = X.v; + + L.s = programname; +- res = evaluate(op->r.f->body.first, res); ++ if (op->r.f->type == AWKFUNC) ++ res = evaluate(op->r.f->x.body.first, res); ++ else if (op->r.f->type == CFUNC) ++ res = op->r.f->x.cfunc(res, fnargs, op->r.f->nargs); ++ + programname = L.s; + + nvfree(fnargs); +@@ -2637,6 +2653,11 @@ static rstream *next_input_file(void) + return &rsm; + } + ++#ifdef CONFIG_AWX ++static int is_awx = 0; ++#include "awx.c" ++#endif ++ + int awk_main(int argc, char **argv) + { + int i, j, flen; +@@ -2693,6 +2714,10 @@ int awk_main(int argc, char **argv) + free(s); + } + ++#ifdef CONFIG_AWX ++ do_awx(argc, argv); ++#endif ++ + programname = NULL; + while((c = getopt(argc, argv, "F:v:f:W:")) != EOF) { + switch (c) { +diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c +--- bb.old/editors/awx.c 1970-01-01 01:00:00.000000000 +0100 ++++ bb.dev/editors/awx.c 2007-03-11 06:25:48.552095336 +0100 +@@ -0,0 +1,521 @@ ++/* ++ * awk web extension ++ * ++ * Copyright (C) 2007 by Felix Fietkau <nbd@openwrt.org> ++ * ++ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball. ++ */ ++ ++#include <cgi.h> ++#include <glob.h> ++ ++#define LINE_BUF 2048 ++#define HASH_MAX 1536 ++#define TR_START "@TR<<" ++#define TR_END ">>" ++#define MAX_TR 32 ++#define SSI_START "<%" ++#define SSI_END "%>" ++ ++#undef fputs ++ ++static xhash *lstr = NULL; ++static int lang_inuse = 0; ++ ++/* look up a translation symbol from the hash */ ++static inline char *translate_lookup(char *str) ++{ ++ char *name, *def, *p; ++ hash_item *hi; ++ var *v; ++ ++ def = name = str; ++ if (((p = strchr(str, '|')) != NULL) ++ || ((p = strchr(str, '#')) != NULL)) { ++ def = p + 1; ++ *p = 0; ++ } ++ ++ hi = hash_search(lstr, name); ++ if (!hi) ++ return def; ++ ++ v = &hi->data.v; ++ ++ return getvar_s(v); ++} ++ ++/* look for translation markers in the line and return the translated string */ ++static char *translate_line(char *line) ++{ ++ char *tok[MAX_TR * 3]; ++ char *l, *p, *p2, *res; ++ int len = 0, _pos = 0, i; ++ ++ l = line; ++ while (l != NULL) { ++ if ((p = strstr(l, TR_START)) == NULL) { ++ len += strlen((tok[_pos++] = l)); ++ break; ++ } ++ ++ p2 = strstr(p, TR_END); ++ if (p2 == NULL) ++ break; ++ ++ *p = 0; ++ *p2 = 0; ++ len += strlen((tok[_pos++] = l)); ++ len += strlen((tok[_pos++] = translate_lookup(p + strlen(TR_START)))); ++ ++ l = p2; ++ l += strlen(TR_END); ++ } ++ len++; ++ ++ p = xmalloc(len + 1); ++ *p = 0; ++ res = p; ++ for (i = 0; i < _pos; i++) { ++ strcat(p, tok[i]); ++ p += strlen(tok[i]); ++ } ++ ++ return res; ++} ++ ++/* hook for intercepting awk's use of puts. used for running all printed strings ++ * through the translation system */ ++static inline int fputs_hook (__const char *__restrict __s, FILE *__restrict __stream) ++{ ++ if (lang_inuse && (__stream == stdout)) { ++ int ret; ++ char *str; ++ ++ str = translate_line((char *) __s); ++ ret = fputs(str, __stream); ++ free(str); ++ ++ return ret; ++ } ++ ++ return fputs(__s, __stream); ++} ++ ++static var *init_lang(var *res, var *args, int nargs) ++{ ++ if (!lstr) ++ lstr = hash_init(); ++ ++ lang_inuse = 1; ++ return res; ++} ++ ++ ++/* load and parse language file */ ++static void load_lang_file(char *file) ++{ ++ FILE *f; ++ char *b, *name, *value; ++ char buf1[LINE_BUF]; ++ ++ if ((f = fopen(file, "r")) == NULL) ++ return; ++ ++ while (!feof(f) && (fgets(buf1, LINE_BUF - 1, f) != NULL)) { ++ b = buf1; ++ if (*b == '#') ++ continue; /* skip comments */ ++ ++ while (isspace(*b)) ++ b++; /* skip leading spaces */ ++ if (!*b) ++ continue; ++ ++ name = b; ++ if ((b = strstr(name, "=>")) == NULL) ++ continue; /* separator not found */ ++ ++ value = b + 2; ++ if (!*value) ++ continue; ++ ++ *b = 0; ++ for (b--; isspace(*b); b--) ++ *b = 0; /* remove trailing spaces */ ++ ++ while (isspace(*value)) ++ value++; /* skip leading spaces */ ++ ++ for (b = value + strlen(value) - 1; isspace(*b); b--) ++ *b = 0; /* remove trailing spaces */ ++ ++ if (!*value) ++ continue; ++ ++ setvar_s(findvar(lstr,name), value); ++ } ++ ++ fclose(f); ++} ++ ++static var *load_lang(var *res, var *args, int nargs) ++{ ++ const char *langfmt = "/usr/lib/webif/lang/%s.txt"; ++ char lbuf[LINE_BUF]; ++ char *lang; ++ ++ if (!lang_inuse) ++ init_lang(res, args, nargs); ++ ++ lang = getvar_s(args); ++ if (!lang || !strcmp(lang, "")) ++ return res; ++ ++ sprintf(lbuf, langfmt, lang); ++ load_lang_file(lbuf); ++ ++ return res; ++} ++ ++/* read the contents of an entire file */ ++static char *get_file(char *fname) ++{ ++ FILE *F; ++ char *s = NULL; ++ int i, j, flen; ++ ++ F = fopen(fname, "r"); ++ if (!F) { ++ return NULL; ++ } ++ ++ if (fseek(F, 0, SEEK_END) == 0) { ++ flen = ftell(F); ++ s = (char *)xmalloc(flen+4); ++ fseek(F, 0, SEEK_SET); ++ i = 1 + fread(s+1, 1, flen, F); ++ } else { ++ for (i=j=1; j>0; i+=j) { ++ s = (char *)xrealloc(s, i+4096); ++ j = fread(s+i, 1, 4094, F); ++ } ++ } ++ ++ s[i] = '\0'; ++ fclose(F); ++ return s; ++} ++ ++ ++/* parse_include(): ++ * ++ * taken from parse_program from awk.c ++ * END{} is not parsed here, and BEGIN{} is executed immediately ++ */ ++static void parse_include(char *p) ++{ ++ uint32_t tclass; ++ chain initseq; ++ func *f; ++ var *v, tv; ++ int has_init = 0; ++ ++ pos = p; ++ t.lineno = 1; ++ memset(&initseq, 0, sizeof(initseq)); ++ while ((tclass = next_token(TC_EOF | TC_OPSEQ | ++ TC_OPTERM | TC_BEGIN | TC_FUNCDECL)) != TC_EOF) { ++ if (tclass & TC_OPTERM) ++ continue; ++ ++ seq = &initseq; ++ if (tclass & TC_BEGIN) { ++ has_init = 1; ++ chain_group(); ++ } else if (tclass & TC_FUNCDECL) { ++ next_token(TC_FUNCTION); ++ pos++; ++ f = newfunc(t.string); ++ f->type = AWKFUNC; ++ f->x.body.first = NULL; ++ f->nargs = 0; ++ while (next_token(TC_VARIABLE | TC_SEQTERM) & TC_VARIABLE) { ++ v = findvar(ahash, t.string); ++ v->x.aidx = (f->nargs)++; ++ ++ if (next_token(TC_COMMA | TC_SEQTERM) & TC_SEQTERM) ++ break; ++ } ++ seq = &(f->x.body); ++ chain_group(); ++ clear_array(ahash); ++ } ++ } ++ if (has_init) ++ evaluate(initseq.first, &tv); ++} ++ ++/* include an awk file and run its BEGIN{} section */ ++static var *include(var *res, var *args, int nargs) ++{ ++ static xhash *includes = NULL; ++ char *s; ++ var *v; ++ ++ s = getvar_s(args); ++ if (!s) ++ return res; ++ ++ if (!includes) ++ includes = hash_init(); ++ ++ /* find out if the file has been included already */ ++ v = findvar(includes, s); ++ if (istrue(v)) ++ return res; ++ setvar_s(v, "1"); ++ ++ /* read include file */ ++ s = get_file(s); ++ if (!s) { ++ fprintf(stderr, "Could not open file.\n"); ++ return res; ++ } ++ parse_include(s+1); ++ free(s); ++ ++ return res; ++} ++ ++ ++/* parse and evaluate an awk expression and return the result as string */ ++static char *render_lookup(char *fname, int lnr, char *str) ++{ ++ chain body; ++ var tv; ++ ++ memset(&body, 0, sizeof(body)); ++ zero_out_var(&tv); ++ pos = str; ++ seq = &body; ++ ++ /* end of expression, assume that there's going to be a free byte ++ * at the end of the string that can be used for the ')' */ ++ strcat(str + strlen(str), ")"); ++ return getvar_s(evaluate(parse_expr(TC_SEQTERM), &tv)); ++} ++ ++static inline void print_translate(char *s) ++{ ++ char *str = s; ++ if (lang_inuse) ++ str = translate_line(s); ++ fputs(str, stdout); ++ fflush(stdout); ++ if (lang_inuse) ++ free(str); ++} ++ ++/* process awk calls in a template line and print the output to stdout */ ++static void render_line(char *fname, int lnr, char *line) ++{ ++ char *tok[MAX_TR * 3]; ++ char *l, *p, *p2, *res; ++ int len = 0, _pos = 0, i; ++ ++ l = line; ++ while (l != NULL) { ++ if ((p = strstr(l, SSI_START)) == NULL) { ++ len += strlen((tok[_pos++] = l)); ++ break; ++ } ++ ++ p2 = strstr(p, SSI_END); ++ if (p2 == NULL) { ++ fprintf(stderr, "Parse error in '%s', line '%d', unmatched %s\n", fname, lnr, SSI_END); ++ break; ++ } ++ ++ *p = 0; ++ *p2 = 0; ++ ++ len += strlen((tok[_pos++] = l)); ++ len += strlen((tok[_pos++] = render_lookup(fname, lnr, p + strlen(SSI_START)))); ++ ++ l = p2; ++ l += strlen(SSI_END); ++ } ++ len++; ++ ++ p = xmalloc(len + 1); ++ *p = 0; ++ res = p; ++ for (i = 0; i < _pos; i++) { ++ strcat(p, tok[i]); ++ p += strlen(tok[i]); ++ } ++ print_translate(res); ++ free(res); ++} ++ ++/* awk method render(), which opens a template file and processes all awk ssi calls */ ++static var *render(var *res, var *args, int nargs) ++{ ++ char *s; ++ int lnr = 0; ++ FILE *f; ++ char *buf1; ++ ++ buf1 = xmalloc(LINE_BUF); ++ s = getvar_s(args); ++ if (!s) ++ goto done; ++ ++ f = fopen(s, "r"); ++ if (!f) ++ goto done; ++ ++ while (!feof(f) && (fgets(buf1, LINE_BUF - 1, f) != NULL)) { ++ render_line(s, ++lnr, buf1); ++ } ++ ++done: ++ free(buf1); ++ return res; ++} ++ ++/* Call render, but only if this function hasn't been called already */ ++static int layout_rendered = 0; ++static var *render_layout(var *res, var *args, int nargs) ++{ ++ if (layout_rendered) ++ return res; ++ layout_rendered = 1; ++ return render(res, args, nargs); ++} ++ ++/* registers a global c function for the awk interpreter */ ++static void register_cfunc(char *name, awk_cfunc cfunc, int nargs) ++{ ++ func *f; ++ ++ f = newfunc(name); ++ f->type = CFUNC; ++ f->x.cfunc = cfunc; ++ f->nargs = nargs; ++} ++ ++/* function call for accessing cgi form variables */ ++static var *getvar(var *res, var *args, int nargs) ++{ ++ char *s; ++ ++ s = getvar_s(args); ++ if (s) ++ setvar_s(res, cgi_param(s) ?: ""); ++ ++ return res; ++} ++ ++/* call an awk function without arguments by string reference */ ++static var *call(var *res, var *args, int nargs) ++{ ++ char *s = getvar_s(args); ++ func *f; ++ ++ if (!s) ++ goto done; ++ ++ f = newfunc(s); ++ if (f && f->type == AWKFUNC && f->x.body.first) ++ return evaluate(f->x.body.first, res); ++ ++done: ++ return res; ++} ++ ++ ++/* main awx processing function. called from awk_main() */ ++static int do_awx(int argc, char **argv) ++{ ++ int ret = -1; ++ var tv; ++ char *s = NULL; ++ var *layout; ++ var *action; ++ char *tmp; ++ int i; ++ ++ zero_out_var(&tv); ++ ++ /* register awk C callbacks */ ++ register_cfunc("getvar", getvar, 1); ++ register_cfunc("render", render, 1); ++ register_cfunc("render_layout", render_layout, 1); ++ register_cfunc("call", call, 1); ++ register_cfunc("include", include, 1); ++ register_cfunc("init_lang", init_lang, 1); ++ register_cfunc("load_lang", load_lang, 1); ++ ++ if (!is_awx) ++ return 0; ++ ++ /* fill in ARGV array */ ++ programname = argv[1]; ++ setvar_i(V[ARGC], argc + 1); ++ setari_u(V[ARGV], 0, "awx"); ++ i = 0; ++ while (*argv) ++ setari_u(V[ARGV], ++i, *argv++); ++ ++ cgi_init(); ++ if (argc < 2) { ++ fprintf(stderr, "Invalid argument.\n"); ++ goto done; ++ } ++ ++ /* read the main controller source */ ++ s = get_file(programname); ++ if (!s) { ++ fprintf(stderr, "Could not open file\n"); ++ goto done; ++ } ++ parse_program(s+1); ++ free(s); ++ ++ /* set some defaults for ACTION and LAYOUT, which will have special meaning */ ++ cgi_process_form(); ++ ++ action = newvar("ACTION"); ++ setvar_s(action, cgi_param("action") ?: "default"); ++ layout = newvar("LAYOUT"); ++ setvar_s(layout, "views/layout.ahtml"); ++ ++ /* run the BEGIN {} block */ ++ evaluate(beginseq.first, &tv); ++ ++ /* call the action (precedence: begin block override > cgi parameter > "default") */ ++ tmp = xmalloc(strlen(getvar_s(action)) + 7); ++ sprintf(tmp, "handle_%s", getvar_s(action)); ++ setvar_s(action, tmp); ++ call(&tv, action, 1); ++ free(tmp); ++ ++ /* render the selected layout, will do nothing if render_layout has been called from awk */ ++ render_layout(&tv, layout, 1); ++ ++ ret = 0; ++done: ++ cgi_end(); ++ ++ exit(0); ++} ++ ++/* entry point for awx applet */ ++int awx_main(int argc, char **argv) ++{ ++ is_awx = 1; ++ return awk_main(argc, argv); ++} ++ +diff -purN bb.old/editors/Config.in bb.dev/editors/Config.in +--- bb.old/editors/Config.in 2007-01-24 22:34:50.000000000 +0100 ++++ bb.dev/editors/Config.in 2007-03-11 06:19:51.469380160 +0100 +@@ -12,6 +12,13 @@ config AWK + Awk is used as a pattern scanning and processing language. This is + the BusyBox implementation of that programming language. + ++config AWX ++ bool "Enable awx (awk web extension)" ++ default n ++ depends on AWK ++ help ++ awx - awk web extension ++ + config FEATURE_AWK_MATH + bool "Enable math functions (requires libm)" + default y +diff -purN bb.old/include/applets.h bb.dev/include/applets.h +--- bb.old/include/applets.h 2007-03-06 19:38:07.355081000 +0100 ++++ bb.dev/include/applets.h 2007-03-07 02:12:24.280681880 +0100 +@@ -60,6 +60,7 @@ USE_ARP(APPLET(arp, _BB_DIR_SBIN, _BB_SU + USE_ARPING(APPLET(arping, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) + USE_ASH(APPLET_NOUSAGE(ash, ash, _BB_DIR_BIN, _BB_SUID_NEVER)) + USE_AWK(APPLET(awk, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) ++USE_AWX(APPLET_NOUSAGE(awx, awx, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) + USE_BASENAME(APPLET(basename, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) + USE_BBCONFIG(APPLET(bbconfig, _BB_DIR_BIN, _BB_SUID_NEVER)) + //USE_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_NEVER)) +diff -purN bb.old/Makefile bb.dev/Makefile +--- bb.old/Makefile 2007-03-06 19:38:07.358080000 +0100 ++++ bb.dev/Makefile 2007-03-07 02:28:22.844957960 +0100 +@@ -565,7 +565,7 @@ quiet_cmd_busybox__ ?= LINK $@ + cmd_busybox__ ?= $(srctree)/scripts/trylink $(CC) $(LDFLAGS) \ + -o $@ \ + -Wl,--warn-common -Wl,--sort-common -Wl,--gc-sections \ +- -Wl,--start-group $(busybox-all) -Wl,--end-group ++ -Wl,--start-group $(busybox-all) $(EXTRA_LIBS) -Wl,--end-group + + # Generate System.map + quiet_cmd_sysmap = SYSMAP |