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Code

fix awx segfaults

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7311 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2007-05-23 17:15:19 +00:00
parent 66173ea011
commit f9fec6fd6c
1 changed files with 44 additions and 40 deletions
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84
package/busybox/patches/920-awx.patch
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@ -1,4 +1,4 @@
diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c diff -urN bb.old/editors/awk.c bb.dev/editors/awk.c
--- bb.old/editors/awk.c 2007-05-20 04:17:05.002197784 +0200 --- bb.old/editors/awk.c 2007-05-20 04:17:05.002197784 +0200
+++ bb.dev/editors/awk.c 2007-05-20 22:40:48.183743936 +0200 +++ bb.dev/editors/awk.c 2007-05-20 22:40:48.183743936 +0200
@@ -30,6 +30,11 @@ @@ -30,6 +30,11 @@
@ -13,7 +13,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
/* Variable */ /* Variable */
typedef struct var_s { typedef struct var_s {
unsigned short type; /* flags */ unsigned short type; /* flags */
@@ -50,10 +55,15 @@ typedef struct chain_s { @@ -50,10 +55,15 @@
char *programname; char *programname;
} chain; } chain;
@ -30,7 +30,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
} func; } func;
/* I/O stream */ /* I/O stream */
@@ -1312,7 +1322,8 @@ static void parse_program(char *p) @@ -1312,7 +1322,8 @@
next_token(TC_FUNCTION); next_token(TC_FUNCTION);
pos++; pos++;
f = newfunc(t.string); f = newfunc(t.string);
@ -40,7 +40,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
f->nargs = 0; f->nargs = 0;
while (next_token(TC_VARIABLE | TC_SEQTERM) & TC_VARIABLE) { while (next_token(TC_VARIABLE | TC_SEQTERM) & TC_VARIABLE) {
v = findvar(ahash, t.string); v = findvar(ahash, t.string);
@@ -1321,7 +1332,7 @@ static void parse_program(char *p) @@ -1321,7 +1332,7 @@
if (next_token(TC_COMMA | TC_SEQTERM) & TC_SEQTERM) if (next_token(TC_COMMA | TC_SEQTERM) & TC_SEQTERM)
break; break;
} }
@ -49,7 +49,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
chain_group(); chain_group();
clear_array(ahash); clear_array(ahash);
@@ -2260,7 +2271,8 @@ static var *evaluate(node *op, var *res) @@ -2260,7 +2271,8 @@
break; break;
case XC( OC_FUNC ): case XC( OC_FUNC ):
@ -59,7 +59,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
runtime_error(EMSG_UNDEF_FUNC); runtime_error(EMSG_UNDEF_FUNC);
X.v = R.v = nvalloc(op->r.f->nargs+1); X.v = R.v = nvalloc(op->r.f->nargs+1);
@@ -2277,7 +2289,11 @@ static var *evaluate(node *op, var *res) @@ -2277,7 +2289,11 @@
fnargs = X.v; fnargs = X.v;
L.s = programname; L.s = programname;
@ -72,7 +72,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
programname = L.s; programname = L.s;
nvfree(fnargs); nvfree(fnargs);
@@ -2637,6 +2653,11 @@ static rstream *next_input_file(void) @@ -2637,6 +2653,11 @@
return &rsm; return &rsm;
} }
@ -84,7 +84,7 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
int awk_main(int argc, char **argv) int awk_main(int argc, char **argv)
{ {
int i, j, flen; int i, j, flen;
@@ -2693,6 +2714,10 @@ int awk_main(int argc, char **argv) @@ -2693,6 +2714,10 @@
free(s); free(s);
} }
@ -95,10 +95,10 @@ diff -purN bb.old/editors/awk.c bb.dev/editors/awk.c
programname = NULL; programname = NULL;
while((c = getopt(argc, argv, "F:v:f:W:")) != EOF) { while((c = getopt(argc, argv, "F:v:f:W:")) != EOF) {
switch (c) { switch (c) {
diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c diff -urN bb.old/editors/awx.c bb.dev/editors/awx.c
--- bb.old/editors/awx.c 1970-01-01 01:00:00.000000000 +0100 --- bb.old/editors/awx.c 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/editors/awx.c 2007-05-20 23:07:21.338547592 +0200 +++ bb.dev/editors/awx.c 2007-05-23 19:13:40.459655704 +0200
@@ -0,0 +1,628 @@ @@ -0,0 +1,632 @@
+/* +/*
+ * awk web extension + * awk web extension
+ * + *
@ -150,7 +150,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+static char *translate_line(char *line) +static char *translate_line(char *line)
+{ +{
+ char *tok[MAX_TR * 3]; + char *tok[MAX_TR * 3];
+ char *l, *p, *p2, *res; + char *l, *p, *p2 = NULL, *res;
+ int len = 0, _pos = 0, i, tr_abort = 0; + int len = 0, _pos = 0, i, tr_abort = 0;
+ static char *backlog = NULL; + static char *backlog = NULL;
+ +
@ -170,10 +170,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ +
+ p2 = strstr(p, TR_END); + p2 = strstr(p, TR_END);
+ if (p2 == NULL) { + if (p2 == NULL) {
+ p2 = backlog; + p2 = xstrdup(p);
+ backlog = xstrdup(l);
+ if (p2)
+ free(p2);
+ tr_abort = 1; + tr_abort = 1;
+ break; + break;
+ } + }
@ -195,9 +192,10 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ strcat(p, tok[i]); + strcat(p, tok[i]);
+ p += strlen(tok[i]); + p += strlen(tok[i]);
+ } + }
+ if (!tr_abort && backlog) { + if (tr_abort && p2) {
+ free(backlog); + if (backlog)
+ backlog = NULL; + free(backlog);
+ p2 = backlog;
+ } + }
+ +
+ return res; + return res;
@ -458,21 +456,24 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ lineno = e->line; + lineno = e->line;
+ switch (e->t) { + switch (e->t) {
+ case T_TEXT: + case T_TEXT:
+ s = strdup(e->var); + s = malloc(strlen(e->var) + 2);
+ strcpy(s, e->var);
+ print_translate(s); + print_translate(s);
+ free(s); + free(s);
+ break; + break;
+ case T_CODE: + case T_CODE:
+ s = strdup(e->var); + s = malloc(strlen(e->var) + 2);
+ strcpy(s, e->var);
+ v = nvalloc(1); + v = nvalloc(1);
+ s2 = strdup(getvar_s(parse_awk(s, v))); + s2 = strdup(getvar_s(parse_awk(s, v)));
+ nvfree(v); + nvfree(v);
+ print_translate(s); + print_translate(s2);
+ free(s); + free(s);
+ free(s2); + free(s2);
+ break; + break;
+ case T_IF: + case T_IF:
+ s = strdup(e->var); + s = malloc(strlen(e->var) + 2);
+ strcpy(s, e->var);
+ v = nvalloc(1); + v = nvalloc(1);
+ i = istrue(parse_awk(s, v)); + i = istrue(parse_awk(s, v));
+ nvfree(v); + nvfree(v);
@ -506,10 +507,13 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ char *oldprg; + char *oldprg;
+ int oldlnr; + int oldlnr;
+ +
+ if (!filename)
+ return;
+
+ oldlnr = lineno; + oldlnr = lineno;
+ oldprg = programname; + oldprg = programname;
+ programname = filename; + programname = filename;
+ +
+ f = fopen(filename, "r"); + f = fopen(filename, "r");
+ if (!f) + if (!f)
+ return; + return;
@ -727,7 +731,7 @@ diff -purN bb.old/editors/awx.c bb.dev/editors/awx.c
+ return awk_main(argc, argv); + return awk_main(argc, argv);
+} +}
+ +
diff -purN bb.old/editors/awx_parser.h bb.dev/editors/awx_parser.h diff -urN 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.old/editors/awx_parser.h 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/editors/awx_parser.h 2007-05-20 22:30:31.380512280 +0200 +++ bb.dev/editors/awx_parser.h 2007-05-20 22:30:31.380512280 +0200
@@ -0,0 +1,38 @@ @@ -0,0 +1,38 @@
@ -769,9 +773,9 @@ diff -purN bb.old/editors/awx_parser.h bb.dev/editors/awx_parser.h
+void free_template(struct template_cb *cb, struct template_element *e); +void free_template(struct template_cb *cb, struct template_element *e);
+ +
+#endif +#endif
diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l diff -urN 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.old/editors/awx_parser.l 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/editors/awx_parser.l 2007-05-20 22:30:31.380512280 +0200 +++ bb.dev/editors/awx_parser.l 2007-05-23 19:13:40.459655704 +0200
@@ -0,0 +1,302 @@ @@ -0,0 +1,302 @@
+%{ +%{
+#include <stdio.h> +#include <stdio.h>
@ -837,7 +841,7 @@ diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
+{ +{
+ struct template_element *ptr; + struct template_element *ptr;
+ +
+ ptr = xzalloc(sizeof(*ptr)); + ptr = xzalloc(sizeof(struct template_element));
+ ptr->parent = parent; + ptr->parent = parent;
+ return ptr; + return ptr;
+} +}
@ -1037,7 +1041,7 @@ diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
+ buflen = 4096; + buflen = 4096;
+ textbuf = xzalloc(buflen); + textbuf = xzalloc(buflen);
+ +
+ head = xzalloc(sizeof(*head)); + head = xzalloc(sizeof(struct template_element));
+ head->t = T_TEXT; + head->t = T_TEXT;
+ cur = head; + cur = head;
+ +
@ -1050,7 +1054,7 @@ diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
+void free_template(struct template_cb *cb, struct template_element *e) +void free_template(struct template_cb *cb, struct template_element *e)
+{ +{
+ struct template_element *next; + struct template_element *next;
+ + return;
+ if (!e) + if (!e)
+ return; + return;
+ +
@ -1075,10 +1079,10 @@ diff -purN bb.old/editors/awx_parser.l bb.dev/editors/awx_parser.l
+ free(e); + free(e);
+ return free_template(cb, next); + return free_template(cb, next);
+} +}
diff -purN bb.old/editors/Config.in bb.dev/editors/Config.in diff -urN bb.old/editors/Config.in bb.dev/editors/Config.in
--- bb.old/editors/Config.in 2007-05-20 04:17:05.003197632 +0200 --- bb.old/editors/Config.in 2007-05-20 04:17:05.003197632 +0200
+++ bb.dev/editors/Config.in 2007-05-20 22:30:31.380512280 +0200 +++ bb.dev/editors/Config.in 2007-05-20 22:30:31.380512280 +0200
@@ -12,6 +12,13 @@ config AWK @@ -12,6 +12,13 @@
Awk is used as a pattern scanning and processing language. This is Awk is used as a pattern scanning and processing language. This is
the BusyBox implementation of that programming language. the BusyBox implementation of that programming language.
@ -1092,10 +1096,10 @@ diff -purN bb.old/editors/Config.in bb.dev/editors/Config.in
config FEATURE_AWK_MATH config FEATURE_AWK_MATH
bool "Enable math functions (requires libm)" bool "Enable math functions (requires libm)"
default y default y
diff -purN bb.old/editors/Kbuild bb.dev/editors/Kbuild diff -urN bb.old/editors/Kbuild bb.dev/editors/Kbuild
--- bb.old/editors/Kbuild 2007-03-18 17:59:37.000000000 +0100 --- bb.old/editors/Kbuild 2007-03-18 17:59:37.000000000 +0100
+++ bb.dev/editors/Kbuild 2007-05-20 22:30:31.381512128 +0200 +++ bb.dev/editors/Kbuild 2007-05-20 22:30:31.381512128 +0200
@@ -10,3 +10,12 @@ lib-$(CONFIG_ED) += ed.o @@ -10,3 +10,12 @@
lib-$(CONFIG_PATCH) += patch.o lib-$(CONFIG_PATCH) += patch.o
lib-$(CONFIG_SED) += sed.o lib-$(CONFIG_SED) += sed.o
lib-$(CONFIG_VI) += vi.o lib-$(CONFIG_VI) += vi.o
@ -1108,10 +1112,10 @@ diff -purN bb.old/editors/Kbuild bb.dev/editors/Kbuild
+editors/awx_parser.o: editors/awx_parser.c FORCE +editors/awx_parser.o: editors/awx_parser.c FORCE
+ $(call cmd,force_checksrc) + $(call cmd,force_checksrc)
+ $(call if_changed_rule,cc_o_c) + $(call if_changed_rule,cc_o_c)
diff -purN bb.old/include/applets.h bb.dev/include/applets.h diff -urN bb.old/include/applets.h bb.dev/include/applets.h
--- bb.old/include/applets.h 2007-05-20 04:17:05.003197632 +0200 --- bb.old/include/applets.h 2007-05-20 04:17:05.003197632 +0200
+++ bb.dev/include/applets.h 2007-05-20 22:30:31.381512128 +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 @@ -60,6 +60,7 @@
USE_ARPING(APPLET(arping, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) USE_ARPING(APPLET(arping, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_ASH(APPLET_NOUSAGE(ash, ash, _BB_DIR_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_AWK(APPLET(awk, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
@ -1119,7 +1123,7 @@ diff -purN bb.old/include/applets.h bb.dev/include/applets.h
USE_BASENAME(APPLET(basename, _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_BBCONFIG(APPLET(bbconfig, _BB_DIR_BIN, _BB_SUID_NEVER))
//USE_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_NEVER)) //USE_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_NEVER))
diff -purN bb.old/include/cgi.h bb.dev/include/cgi.h diff -urN bb.old/include/cgi.h bb.dev/include/cgi.h
--- bb.old/include/cgi.h 1970-01-01 01:00:00.000000000 +0100 --- bb.old/include/cgi.h 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/include/cgi.h 2007-05-20 22:30:31.381512128 +0200 +++ bb.dev/include/cgi.h 2007-05-20 22:30:31.381512128 +0200
@@ -0,0 +1,8 @@ @@ -0,0 +1,8 @@
@ -1131,7 +1135,7 @@ diff -purN bb.old/include/cgi.h bb.dev/include/cgi.h
+int cgi_init(var_handler); +int cgi_init(var_handler);
+ +
+#endif +#endif
diff -purN bb.old/libbb/cgi.c bb.dev/libbb/cgi.c diff -urN bb.old/libbb/cgi.c bb.dev/libbb/cgi.c
--- bb.old/libbb/cgi.c 1970-01-01 01:00:00.000000000 +0100 --- bb.old/libbb/cgi.c 1970-01-01 01:00:00.000000000 +0100
+++ bb.dev/libbb/cgi.c 2007-05-20 22:30:31.382511976 +0200 +++ bb.dev/libbb/cgi.c 2007-05-20 22:30:31.382511976 +0200
@@ -0,0 +1,457 @@ @@ -0,0 +1,457 @@
@ -1592,10 +1596,10 @@ diff -purN bb.old/libbb/cgi.c bb.dev/libbb/cgi.c
+ +
+ return retval; + return retval;
+} +}
diff -purN bb.old/libbb/Kbuild bb.dev/libbb/Kbuild diff -urN bb.old/libbb/Kbuild bb.dev/libbb/Kbuild
--- bb.old/libbb/Kbuild 2007-05-20 04:17:05.004197480 +0200 --- bb.old/libbb/Kbuild 2007-05-20 04:17:05.004197480 +0200
+++ bb.dev/libbb/Kbuild 2007-05-20 22:30:31.382511976 +0200 +++ bb.dev/libbb/Kbuild 2007-05-20 22:30:31.382511976 +0200
@@ -118,3 +118,6 @@ lib-$(CONFIG_GREP) += xregcomp.o @@ -118,3 +118,6 @@
lib-$(CONFIG_MDEV) += xregcomp.o lib-$(CONFIG_MDEV) += xregcomp.o
lib-$(CONFIG_LESS) += xregcomp.o lib-$(CONFIG_LESS) += xregcomp.o
lib-$(CONFIG_DEVFSD) += xregcomp.o lib-$(CONFIG_DEVFSD) += xregcomp.o