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awx: improve memory allocation handling

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7291 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2007-05-20 21:00:07 +00:00
parent 26af02c426
commit b235d132d3
1 changed files with 32 additions and 27 deletions
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59
package/busybox/patches/920-awx.patch
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@ -1,6 +1,6 @@
diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
--- bb.old/editors/awk.c 2007-05-20 04:17:05.002197784 +0200
+++ bb.dev/editors/awk.c 2007-05-20 07:03:57.436076472 +0200
+++ bb.dev/editors/awk.c 2007-05-20 22:40:48.183743936 +0200
@@ -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)
@ -97,8 +97,8 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
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 2007-05-20 08:07:26.759971216 +0200
@@ -0,0 +1,625 @@
+++ bb.dev/editors/awx.c 2007-05-20 22:57:59.666934656 +0200
@@ -0,0 +1,630 @@
+/*
+ * awk web extension
+ *
@ -154,7 +154,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ int len = 0, _pos = 0, i, tr_abort = 0;
+ static char *backlog = NULL;
+
+ if (backlog) {
+ if (backlog && line) {
+ backlog = xrealloc(backlog, strlen(backlog) + strlen(line) + 1);
+ sprintf(backlog + strlen(backlog), line);
+ l = backlog;
@ -338,9 +338,9 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ chain *initseq = NULL;
+ chain tmp;
+ func *f;
+ var *v, tv;
+ var *v, *tv;
+
+ zero_out_var(&tv);
+ tv = nvalloc(1);
+ memset(&tmp, 0, sizeof(tmp));
+ pos = p;
+ t.lineno = 1;
@ -374,7 +374,10 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ }
+ }
+ if (initseq && initseq->first)
+ evaluate(initseq->first, &tv);
+ tv = evaluate(initseq->first, tv);
+ fprintf(stderr, "DEBUG: %s(%d)\\n", __func__, __LINE__);
+ nvfree(tv);
+ fprintf(stderr, "DEBUG: %s(%d)\\n", __func__, __LINE__);
+}
+
+
@ -416,11 +419,10 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+}
+
+/* parse an awk expression */
+static var *parse_awk(char *str)
+static var *parse_awk(char *str, var *tv)
+{
+ chain body;
+ node *n;
+ var *tv = xzalloc(sizeof(*tv));
+
+ memset(&body, 0, sizeof(body));
+ pos = str;
@ -450,7 +452,9 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+static void render_element(struct template_cb *tcb, struct template_element *e)
+{
+ var *v;
+ char *s;
+ char *s, *s2;
+ int i;
+
+ if (!e || !e->var)
+ return;
+ lineno = e->line;
@ -462,24 +466,24 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ break;
+ case T_CODE:
+ s = strdup(e->var);
+ v = parse_awk(s);
+ free(s);
+ s = strdup(getvar_s(v));
+ v = nvalloc(1);
+ s2 = strdup(getvar_s(parse_awk(s, v)));
+ nvfree(v);
+ print_translate(s);
+ free(s);
+ free(s2);
+ break;
+ case T_IF:
+ s = strdup(e->var);
+ v = parse_awk(s);
+ v = nvalloc(1);
+ i = istrue(parse_awk(s, v));
+ nvfree(v);
+ free(s);
+ if (!v)
+ return;
+ if (istrue(v))
+
+ if (i)
+ execute_template(tcb, e->sub);
+ else if (e->sub2)
+ execute_template(tcb, e->sub2);
+
+ clrvar(v);
+ break;
+ case T_FOR: {
+ v = newvar(e->var);
@ -487,6 +491,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ while (hashwalk_next(v)) {
+ execute_template(tcb, e->sub);
+ }
+ clrvar(v);
+ }
+ break;
+ default:
@ -726,7 +731,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+
diff -purN bb.old/editors/awx_parser.h bb.dev/editors/awx_parser.h
--- bb.old/editors/awx_parser.h 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/editors/awx_parser.h 2007-05-20 08:30:30.010685144 +0200
+++ bb.dev/editors/awx_parser.h 2007-05-20 22:30:31.380512280 +0200
@@ -0,0 +1,38 @@
+#ifndef __TEMPLATE_PARSER_H
+#define __TEMPLATE_PARSER_H
@ -768,7 +773,7 @@ diff -purN bb.old/editors/awx_parser.h bb.dev/editors/awx_parser.h
+#endif
diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
--- bb.old/editors/awx_parser.l 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/editors/awx_parser.l 2007-05-20 08:30:55.698779960 +0200
+++ bb.dev/editors/awx_parser.l 2007-05-20 22:30:31.380512280 +0200
@@ -0,0 +1,302 @@
+%{
+#include <stdio.h>
@ -1074,7 +1079,7 @@ diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
+}
diff -purN bb.old/editors/Config.in bb.dev/editors/Config.in
--- bb.old/editors/Config.in 2007-05-20 04:17:05.003197632 +0200
+++ bb.dev/editors/Config.in 2007-05-20 04:16:47.180907032 +0200
+++ bb.dev/editors/Config.in 2007-05-20 22:30:31.380512280 +0200
@@ -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.
@ -1091,7 +1096,7 @@ diff -purN bb.old/editors/Config.in bb.dev/editors/Config.in
default y
diff -purN bb.old/editors/Kbuild bb.dev/editors/Kbuild
--- bb.old/editors/Kbuild 2007-03-18 17:59:37.000000000 +0100
+++ bb.dev/editors/Kbuild 2007-05-20 05:13:45.363264328 +0200
+++ bb.dev/editors/Kbuild 2007-05-20 22:30:31.381512128 +0200
@@ -10,3 +10,12 @@ lib-$(CONFIG_ED) += ed.o
lib-$(CONFIG_PATCH) += patch.o
lib-$(CONFIG_SED) += sed.o
@ -1107,7 +1112,7 @@ diff -purN bb.old/editors/Kbuild bb.dev/editors/Kbuild
+ $(call if_changed_rule,cc_o_c)
diff -purN bb.old/include/applets.h bb.dev/include/applets.h
--- bb.old/include/applets.h 2007-05-20 04:17:05.003197632 +0200
+++ bb.dev/include/applets.h 2007-05-20 04:16:47.180907032 +0200
+++ bb.dev/include/applets.h 2007-05-20 22:30:31.381512128 +0200
@@ -60,6 +60,7 @@ USE_ARP(APPLET(arp, _BB_DIR_SBIN, _BB_SU
USE_ARPING(APPLET(arping, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_ASH(APPLET_NOUSAGE(ash, ash, _BB_DIR_BIN, _BB_SUID_NEVER))
@ -1118,7 +1123,7 @@ diff -purN bb.old/include/applets.h bb.dev/include/applets.h
//USE_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_NEVER))
diff -purN bb.old/include/cgi.h bb.dev/include/cgi.h
--- bb.old/include/cgi.h 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/include/cgi.h 2007-05-20 04:16:47.180907032 +0200
+++ bb.dev/include/cgi.h 2007-05-20 22:30:31.381512128 +0200
@@ -0,0 +1,8 @@
+#ifndef CGI_H
+#define CGI_H
@ -1130,7 +1135,7 @@ diff -purN bb.old/include/cgi.h bb.dev/include/cgi.h
+#endif
diff -purN bb.old/libbb/cgi.c bb.dev/libbb/cgi.c
--- bb.old/libbb/cgi.c 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/libbb/cgi.c 2007-05-20 04:16:47.181906880 +0200
+++ bb.dev/libbb/cgi.c 2007-05-20 22:30:31.382511976 +0200
@@ -0,0 +1,457 @@
+/* --------------------------------------------------------------------------
+ * functions for processing cgi form data
@ -1591,7 +1596,7 @@ diff -purN bb.old/libbb/cgi.c bb.dev/libbb/cgi.c
+}
diff -purN bb.old/libbb/Kbuild bb.dev/libbb/Kbuild
--- bb.old/libbb/Kbuild 2007-05-20 04:17:05.004197480 +0200
+++ bb.dev/libbb/Kbuild 2007-05-20 04:16:47.181906880 +0200
+++ bb.dev/libbb/Kbuild 2007-05-20 22:30:31.382511976 +0200
@@ -118,3 +118,6 @@ lib-$(CONFIG_GREP) += xregcomp.o
lib-$(CONFIG_MDEV) += xregcomp.o
lib-$(CONFIG_LESS) += xregcomp.o