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authorFelix Fietkau <nbd@openwrt.org>2011-04-15 16:18:11 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-04-15 16:18:11 +0000
commit19e4c371c5078dd08a83c526ce8d48316c55116c (patch)
tree7b709dd29accbb5506ff71d7ab42ebe44b23a7a8 /package/opkg
parent4ca0906341875ffd3f50087c24c4ba851a435176 (diff)
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opkg: avoid using getline() to fix a compile issue on darwin (patch by Javier Palacios, #9223)
SVN-Revision: 26684
Diffstat (limited to 'package/opkg')
-rw-r--r--package/opkg/patches/020-avoid_getline.patch317
1 files changed, 317 insertions, 0 deletions
diff --git a/package/opkg/patches/020-avoid_getline.patch b/package/opkg/patches/020-avoid_getline.patch
new file mode 100644
index 0000000..8a1a8f6
--- /dev/null
+++ b/package/opkg/patches/020-avoid_getline.patch
@@ -0,0 +1,317 @@
+--- a/libopkg/parse_util.c
++++ b/libopkg/parse_util.c
+@@ -22,6 +22,7 @@
+ #include "libbb/libbb.h"
+
+ #include "parse_util.h"
++#include "pkg_parse.h"
+
+ int
+ is_field(const char *type, const char *line)
+@@ -86,3 +87,84 @@ parse_list(const char *raw, unsigned int
+ *count = line_count;
+ return depends;
+ }
++
++int
++parse_from_stream_nomalloc(parse_line_t parse_line, void *item, FILE *fp, uint mask,
++ char **buf0, size_t buf0len)
++{
++ int ret, lineno;
++ char *buf, *nl;
++ size_t buflen;
++
++ lineno = 1;
++ ret = 0;
++
++ buflen = buf0len;
++ buf = *buf0;
++ buf[0] = '\0';
++
++ while (1) {
++ if (fgets(buf, (int)buflen, fp) == NULL) {
++ if (ferror(fp)) {
++ opkg_perror(ERROR, "fgets");
++ ret = -1;
++ } else if (strlen(*buf0) == buf0len-1) {
++ opkg_msg(ERROR, "Missing new line character"
++ " at end of file!\n");
++ parse_line(item, *buf0, mask);
++ }
++ break;
++ }
++
++ nl = strchr(buf, '\n');
++ if (nl == NULL) {
++ if (strlen(buf) < buflen-1) {
++ /*
++ * Line could be exactly buflen-1 long and
++ * missing a newline, but we won't know until
++ * fgets fails to read more data.
++ */
++ opkg_msg(ERROR, "Missing new line character"
++ " at end of file!\n");
++ parse_line(item, *buf0, mask);
++ break;
++ }
++ if (buf0len >= EXCESSIVE_LINE_LEN) {
++ opkg_msg(ERROR, "Excessively long line at "
++ "%d. Corrupt file?\n",
++ lineno);
++ ret = -1;
++ break;
++ }
++
++ /*
++ * Realloc and point buf past the data already read,
++ * at the NULL terminator inserted by fgets.
++ * |<--------------- buf0len ----------------->|
++ * | |<------- buflen ---->|
++ * |---------------------|---------------------|
++ * buf0 buf
++ */
++ buflen = buf0len +1;
++ buf0len *= 2;
++ *buf0 = xrealloc(*buf0, buf0len);
++ buf = *buf0 + buflen -2;
++
++ continue;
++ }
++
++ *nl = '\0';
++
++ lineno++;
++
++ if (parse_line(item, *buf0, mask))
++ break;
++
++ buf = *buf0;
++ buflen = buf0len;
++ buf[0] = '\0';
++ }
++
++ return ret;
++}
++
+--- a/libopkg/parse_util.h
++++ b/libopkg/parse_util.h
+@@ -22,4 +22,8 @@ int is_field(const char *type, const cha
+ char *parse_simple(const char *type, const char *line);
+ char **parse_list(const char *raw, unsigned int *count, const char sep, int skip_field);
+
++typedef int (*parse_line_t)(void *, const char *, uint);
++int parse_from_stream_nomalloc(parse_line_t parse_line, void *item, FILE *fp, uint mask,
++ char **buf0, size_t buf0len);
++
+ #endif
+--- a/libopkg/pkg_hash.c
++++ b/libopkg/pkg_hash.c
+@@ -23,6 +23,7 @@
+ #include "opkg_message.h"
+ #include "pkg_vec.h"
+ #include "pkg_hash.h"
++#include "parse_util.h"
+ #include "pkg_parse.h"
+ #include "opkg_utils.h"
+ #include "sprintf_alloc.h"
+@@ -119,8 +120,14 @@ pkg_hash_add_from_file(const char *file_
+ pkg->src = src;
+ pkg->dest = dest;
+
+- ret = pkg_parse_from_stream_nomalloc(pkg, fp, 0,
++ ret = parse_from_stream_nomalloc(pkg_parse_line, pkg, fp, 0,
+ &buf, len);
++
++ if (pkg->name == NULL) {
++ /* probably just a blank line */
++ ret = 1;
++ }
++
+ if (ret) {
+ pkg_deinit (pkg);
+ free(pkg);
+--- a/libopkg/pkg_parse.c
++++ b/libopkg/pkg_parse.c
+@@ -104,9 +104,11 @@ get_arch_priority(const char *arch)
+ return 0;
+ }
+
+-static int
+-pkg_parse_line(pkg_t *pkg, const char *line, uint mask)
++int
++pkg_parse_line(void *ptr, const char *line, uint mask)
+ {
++ pkg_t *pkg = (pkg_t *) ptr;
++
+ /* these flags are a bit hackish... */
+ static int reading_conffiles = 0, reading_description = 0;
+ int ret = 0;
+@@ -266,91 +268,6 @@ dont_reset_flags:
+ }
+
+ int
+-pkg_parse_from_stream_nomalloc(pkg_t *pkg, FILE *fp, uint mask,
+- char **buf0, size_t buf0len)
+-{
+- int ret, lineno;
+- char *buf, *nl;
+- size_t buflen;
+-
+- lineno = 1;
+- ret = 0;
+-
+- buflen = buf0len;
+- buf = *buf0;
+- buf[0] = '\0';
+-
+- while (1) {
+- if (fgets(buf, (int)buflen, fp) == NULL) {
+- if (ferror(fp)) {
+- opkg_perror(ERROR, "fgets");
+- ret = -1;
+- } else if (strlen(*buf0) == buf0len-1) {
+- opkg_msg(ERROR, "Missing new line character"
+- " at end of file!\n");
+- pkg_parse_line(pkg, *buf0, mask);
+- }
+- break;
+- }
+-
+- nl = strchr(buf, '\n');
+- if (nl == NULL) {
+- if (strlen(buf) < buflen-1) {
+- /*
+- * Line could be exactly buflen-1 long and
+- * missing a newline, but we won't know until
+- * fgets fails to read more data.
+- */
+- opkg_msg(ERROR, "Missing new line character"
+- " at end of file!\n");
+- pkg_parse_line(pkg, *buf0, mask);
+- break;
+- }
+- if (buf0len >= EXCESSIVE_LINE_LEN) {
+- opkg_msg(ERROR, "Excessively long line at "
+- "%d. Corrupt file?\n",
+- lineno);
+- ret = -1;
+- break;
+- }
+-
+- /*
+- * Realloc and point buf past the data already read,
+- * at the NULL terminator inserted by fgets.
+- * |<--------------- buf0len ----------------->|
+- * | |<------- buflen ---->|
+- * |---------------------|---------------------|
+- * buf0 buf
+- */
+- buflen = buf0len +1;
+- buf0len *= 2;
+- *buf0 = xrealloc(*buf0, buf0len);
+- buf = *buf0 + buflen -2;
+-
+- continue;
+- }
+-
+- *nl = '\0';
+-
+- lineno++;
+-
+- if (pkg_parse_line(pkg, *buf0, mask))
+- break;
+-
+- buf = *buf0;
+- buflen = buf0len;
+- buf[0] = '\0';
+- }
+-
+- if (pkg->name == NULL) {
+- /* probably just a blank line */
+- ret = 1;
+- }
+-
+- return ret;
+-}
+-
+-int
+ pkg_parse_from_stream(pkg_t *pkg, FILE *fp, uint mask)
+ {
+ int ret;
+@@ -358,8 +275,13 @@ pkg_parse_from_stream(pkg_t *pkg, FILE *
+ const size_t len = 4096;
+
+ buf = xmalloc(len);
+- ret = pkg_parse_from_stream_nomalloc(pkg, fp, mask, &buf, len);
++ ret = parse_from_stream_nomalloc(pkg_parse_line, pkg, fp, mask, &buf, len);
+ free(buf);
+
++ if (pkg->name == NULL) {
++ /* probably just a blank line */
++ ret = 1;
++ }
++
+ return ret;
+ }
+--- a/libopkg/pkg_parse.h
++++ b/libopkg/pkg_parse.h
+@@ -18,10 +18,11 @@
+ #ifndef PKG_PARSE_H
+ #define PKG_PARSE_H
+
++#include "pkg.h"
++
+ int parse_version(pkg_t *pkg, const char *raw);
+ int pkg_parse_from_stream(pkg_t *pkg, FILE *fp, uint mask);
+-int pkg_parse_from_stream_nomalloc(pkg_t *pkg, FILE *fp, uint mask,
+- char **buf0, size_t buf0len);
++int pkg_parse_line(void *ptr, const char *line, uint mask);
+
+ #define EXCESSIVE_LINE_LEN (4096 << 8)
+
+--- a/libopkg/release_parse.c
++++ b/libopkg/release_parse.c
+@@ -23,8 +23,10 @@
+ #include "parse_util.h"
+
+ static int
+-release_parse_line(release_t *release, const char *line)
++release_parse_line(void *ptr, const char *line, uint mask)
+ {
++ release_t *release = (release_t *) ptr;
++
+ int ret = 0;
+ unsigned int count = 0;
+ char **list = 0;
+@@ -111,25 +113,14 @@ dont_reset_flags:
+ int
+ release_parse_from_stream(release_t *release, FILE *fp)
+ {
+- int ret = 0;
+- char *buf = NULL;
+- size_t buflen, nread;
+-
+- nread = getline(&buf, &buflen, fp);
+- while ( nread != -1 ) {
+- if (buf[nread-1] == '\n') buf[nread-1] = '\0';
+- if (release_parse_line(release, buf))
+- opkg_msg(DEBUG, "Failed to parse release line for %s:\n\t%s\n",
+- release->name, buf);
+- nread = getline(&buf, &buflen, fp);
+- }
+-
+- if (!feof(fp)) {
+- opkg_perror(ERROR, "Problems reading Release file for %sd\n", release->name);
+- ret = -1;
+- }
++ int ret;
++ char *buf;
++ const size_t len = 4096;
+
++ buf = xmalloc(len);
++ ret = parse_from_stream_nomalloc(release_parse_line, release, fp, 0, &buf, len);
+ free(buf);
++
+ return ret;
+ }
+