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-rw-r--r--package/busybox/patches/524-memory_usage.patch249
1 files changed, 249 insertions, 0 deletions
diff --git a/package/busybox/patches/524-memory_usage.patch b/package/busybox/patches/524-memory_usage.patch
new file mode 100644
index 000000000..8f009a538
--- /dev/null
+++ b/package/busybox/patches/524-memory_usage.patch
@@ -0,0 +1,249 @@
+Index: busybox-1.8.2/archival/libipkg/pkg.c
+===================================================================
+--- busybox-1.8.2.orig/archival/libipkg/pkg.c 2008-01-06 03:14:12.003658206 +0100
++++ busybox-1.8.2/archival/libipkg/pkg.c 2008-01-06 03:24:18.187737063 +0100
+@@ -224,8 +224,7 @@
+ if (err) { return err; }
+
+ rewind(control_file);
+- raw = read_raw_pkgs_from_stream(control_file);
+- pkg_parse_raw(pkg, &raw, NULL, NULL);
++ pkg_parse_stream(pkg, control_file, NULL, NULL);
+
+ fclose(control_file);
+
+Index: busybox-1.8.2/archival/libipkg/pkg_hash.c
+===================================================================
+--- busybox-1.8.2.orig/archival/libipkg/pkg_hash.c 2008-01-06 03:14:12.231671203 +0100
++++ busybox-1.8.2/archival/libipkg/pkg_hash.c 2008-01-06 03:28:38.218555373 +0100
+@@ -89,20 +89,20 @@
+ pkg_src_t *src, pkg_dest_t *dest, int is_status_file)
+ {
+ hash_table_t *hash = &conf->pkg_hash;
+- char **raw;
+- char **raw_start;
++ FILE *fp;
+ pkg_t *pkg;
+
+- raw = raw_start = read_raw_pkgs_from_file(file_name);
+- if (!raw)
+- return -ENOMEM;
++ if(!(fp = fopen(file_name, "r"))){
++ fprintf(stderr, "can't get %s open for read\n", file_name);
++ return NULL;
++ }
+
+- while(*raw){ /* don't worry, we'll increment raw in the parsing function */
++ while(!feof(fp)) { /* don't worry, we'll increment raw in the parsing function */
+ pkg = pkg_new();
+ if (!pkg)
+ return -ENOMEM;
+
+- if (pkg_parse_raw(pkg, &raw, src, dest) == 0) {
++ if (pkg_parse_stream(pkg, fp, src, dest) == 0) {
+ if (!pkg->architecture) {
+ char *version_str = pkg_version_str_alloc(pkg);
+ pkg->architecture = pkg_get_default_arch(conf);
+@@ -116,13 +116,6 @@
+ }
+ }
+
+- /* XXX: CLEANUP: I'd like a cleaner interface for cleaning up
+- memory after read_raw_pkgs_from_file */
+- raw = raw_start;
+- while (*raw) {
+- free(*raw++);
+- }
+- free(raw_start);
+ return 0;
+ }
+
+Index: busybox-1.8.2/archival/libipkg/pkg_parse.c
+===================================================================
+--- busybox-1.8.2.orig/archival/libipkg/pkg_parse.c 2008-01-06 03:14:12.283674167 +0100
++++ busybox-1.8.2/archival/libipkg/pkg_parse.c 2008-01-06 03:38:24.111943535 +0100
+@@ -227,6 +227,161 @@
+ Enhances, perhaps we could generalize all of these and save some
+ code duplication.
+ */
++int pkg_parse_stream(pkg_t *pkg, FILE *stream, pkg_src_t *src, pkg_dest_t *dest)
++{
++ int reading_conffiles, reading_description;
++ int pkg_false_provides=1;
++ char ** lines;
++ char *provide=NULL;
++ char *buf, *scout;
++ int count = 0;
++ size_t size = 512;
++
++ buf = malloc (size);
++
++ pkg->src = src;
++ pkg->dest = dest;
++
++ reading_conffiles = reading_description = 0;
++
++ while (fgets(buf, size, stream)) {
++ while (strlen (buf) == (size - 1)
++ && buf[size-2] != '\n') {
++ size_t o = size - 1;
++ size *= 2;
++ buf = realloc (buf, size);
++ if (fgets (buf + o, size - o, stream) == NULL)
++ break;
++ }
++
++ if((scout = strchr(buf, '\n')))
++ *scout = '\0';
++
++ lines = &buf;
++ /* fprintf(stderr, "PARSING %s\n", *lines);*/
++ if(isGenericFieldType("Package:", *lines))
++ pkg->name = parseGenericFieldType("Package", *lines);
++ else if(isGenericFieldType("Architecture:", *lines))
++ pkg->architecture = parseGenericFieldType("Architecture", *lines);
++ else if(isGenericFieldType("Filename:", *lines))
++ pkg->filename = parseGenericFieldType("Filename", *lines);
++ else if(isGenericFieldType("Section:", *lines))
++ pkg->section = parseGenericFieldType("Section", *lines);
++ else if(isGenericFieldType("MD5sum:", *lines))
++ pkg->md5sum = parseGenericFieldType("MD5sum", *lines);
++ /* The old ipkg wrote out status files with the wrong case for MD5sum,
++ let's parse it either way */
++ else if(isGenericFieldType("MD5Sum:", *lines))
++ pkg->md5sum = parseGenericFieldType("MD5Sum", *lines);
++ else if(isGenericFieldType("Size:", *lines))
++ pkg->size = parseGenericFieldType("Size", *lines);
++ else if(isGenericFieldType("Source:", *lines))
++ pkg->source = parseGenericFieldType("Source", *lines);
++ else if(isGenericFieldType("Installed-Size:", *lines))
++ pkg->installed_size = parseGenericFieldType("Installed-Size", *lines);
++ else if(isGenericFieldType("Installed-Time:", *lines)) {
++ char *time_str = parseGenericFieldType("Installed-Time", *lines);
++ pkg->installed_time = strtoul(time_str, NULL, 0);
++ } else if(isGenericFieldType("Priority:", *lines))
++ pkg->priority = parseGenericFieldType("Priority", *lines);
++ else if(isGenericFieldType("Essential:", *lines)) {
++ char *essential_value;
++ essential_value = parseGenericFieldType("Essential", *lines);
++ if (strcmp(essential_value, "yes") == 0) {
++ pkg->essential = 1;
++ }
++ free(essential_value);
++ }
++ else if(isGenericFieldType("Status", *lines))
++ parseStatus(pkg, *lines);
++ else if(isGenericFieldType("Version", *lines))
++ parseVersion(pkg, *lines);
++ else if(isGenericFieldType("Maintainer", *lines))
++ pkg->maintainer = parseGenericFieldType("Maintainer", *lines);
++ else if(isGenericFieldType("Conffiles", *lines)){
++ parseConffiles(pkg, *lines);
++ reading_conffiles = 1;
++ }
++ else if(isGenericFieldType("Description", *lines)) {
++ pkg->description = parseGenericFieldType("Description", *lines);
++ reading_conffiles = 0;
++ reading_description = 1;
++ }
++
++ else if(isGenericFieldType("Provides", *lines)){
++/* Here we add the internal_use to align the off by one problem between provides_str and provides */
++ provide = (char * ) malloc(strlen(*lines)+ 35 ); /* Preparing the space for the new ipkg_internal_use_only */
++ if ( alterProvidesLine(*lines,provide) ){
++ return EINVAL;
++ }
++ pkg->provides_str = parseDependsString( provide, &pkg->provides_count);
++/* Let's try to hack a bit here.
++ The idea is that if a package has no Provides, we would add one generic, to permit the check of dependencies
++ in alot of other places. We will remove it before writing down the status database */
++ pkg_false_provides=0;
++ free(provide);
++ }
++
++ else if(isGenericFieldType("Depends", *lines))
++ pkg->depends_str = parseDependsString(*lines, &pkg->depends_count);
++ else if(isGenericFieldType("Pre-Depends", *lines))
++ pkg->pre_depends_str = parseDependsString(*lines, &pkg->pre_depends_count);
++ else if(isGenericFieldType("Recommends", *lines))
++ pkg->recommends_str = parseDependsString(*lines, &pkg->recommends_count);
++ else if(isGenericFieldType("Suggests", *lines))
++ pkg->suggests_str = parseDependsString(*lines, &pkg->suggests_count);
++ /* Abhaya: support for conflicts */
++ else if(isGenericFieldType("Conflicts", *lines))
++ pkg->conflicts_str = parseDependsString(*lines, &pkg->conflicts_count);
++ else if(isGenericFieldType("Replaces", *lines))
++ pkg->replaces_str = parseDependsString(*lines, &pkg->replaces_count);
++ else if(line_is_blank(*lines)) {
++ break;
++ }
++ else if(**lines == ' '){
++ if(reading_description) {
++ /* we already know it's not blank, so the rest of description */
++ pkg->description = realloc(pkg->description,
++ strlen(pkg->description)
++ + 1 + strlen(*lines) + 1);
++ strcat(pkg->description, "\n");
++ strcat(pkg->description, (*lines));
++ }
++ else if(reading_conffiles)
++ parseConffiles(pkg, *lines);
++ }
++ }
++/* If the ipk has not a Provides line, we insert our false line */
++ if ( pkg_false_provides==1)
++ pkg->provides_str = parseDependsString ((char *)"Provides: ipkg_internal_use_only ", &pkg->provides_count);
++
++ free(buf);
++ if (pkg->name) {
++ return 0;
++ } else {
++ return EINVAL;
++ }
++}
++
++#if 0
++
++/* Some random thoughts from Carl:
++
++ This function could be considerably simplified if we just kept
++ an array of all the generic string-valued field names, and looped
++ through those looking for a match. Also, these fields could perhaps
++ be stored in the package as an array as well, (or, probably better,
++ as an nv_pair_list_t).
++
++ Fields which require special parsing or storage, (such as Depends:
++ and Status:) could be handled as they are now.
++*/
++/* XXX: FEATURE: The Suggests: field needs to be changed from a string
++ to a dependency list. And, since we already have
++ Depends/Pre-Depends and need to add Conflicts, Recommends, and
++ Enhances, perhaps we could generalize all of these and save some
++ code duplication.
++*/
+ int pkg_parse_raw(pkg_t *pkg, char ***raw, pkg_src_t *src, pkg_dest_t *dest)
+ {
+ int reading_conffiles, reading_description;
+@@ -345,6 +500,7 @@
+ return EINVAL;
+ }
+ }
++#endif
+
+ int pkg_valorize_other_field(pkg_t *pkg, char ***raw)
+ {
+Index: busybox-1.8.2/archival/libipkg/pkg_parse.h
+===================================================================
+--- busybox-1.8.2.orig/archival/libipkg/pkg_parse.h 2008-01-06 03:14:12.303675307 +0100
++++ busybox-1.8.2/archival/libipkg/pkg_parse.h 2008-01-06 03:39:03.954214018 +0100
+@@ -25,7 +25,10 @@
+ char ** parseDependsString(char * raw, int * depends_count);
+ int parseVersion(pkg_t *pkg, char *raw);
+ void parseConffiles(pkg_t * pkg, char * raw);
++#if 0
+ int pkg_parse_raw(pkg_t *pkg, char ***raw, pkg_src_t *src, pkg_dest_t *dest);
++#endif
++int pkg_parse_stream(pkg_t *pkg, FILE *stream, pkg_src_t *src, pkg_dest_t *dest);
+ int pkg_valorize_other_field(pkg_t *pkg, char ***raw);
+
+ #endif
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