diff options
Diffstat (limited to 'meta/recipes-extended/libsolv/libsolv/0001-Add-fallback-fopencookie-implementation.patch')
-rw-r--r-- | meta/recipes-extended/libsolv/libsolv/0001-Add-fallback-fopencookie-implementation.patch | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/meta/recipes-extended/libsolv/libsolv/0001-Add-fallback-fopencookie-implementation.patch b/meta/recipes-extended/libsolv/libsolv/0001-Add-fallback-fopencookie-implementation.patch deleted file mode 100644 index e5cb60dd56..0000000000 --- a/meta/recipes-extended/libsolv/libsolv/0001-Add-fallback-fopencookie-implementation.patch +++ /dev/null @@ -1,251 +0,0 @@ -From 47c6f1b4332a9e4935c48cca826786a6b8fe6f59 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Neal=20Gompa=20=28=E3=83=8B=E3=83=BC=E3=83=AB=E3=83=BB?= - =?UTF-8?q?=E3=82=B3=E3=82=99=E3=83=B3=E3=83=8F=E3=82=9A=29?= - <ngompa13@gmail.com> -Date: Wed, 11 Nov 2015 20:32:17 -0500 -Subject: [PATCH 1/2] Add fallback fopencookie() implementation - -In environments where neither fopencookie() nor funopen() -are implemented, we need to provide a suitable implementation -of fopencookie() that we can use. - -Alex Kanavin: rebased CMakeLists.txt change to apply to latest upstream code. - -Upstream-Status: Denied [https://github.com/openSUSE/libsolv/pull/112] -Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com> - ---- - ext/CMakeLists.txt | 7 ++ - ext/solv_xfopen.c | 10 +-- - ext/solv_xfopen_fallback_fopencookie.c | 123 +++++++++++++++++++++++++++++++++ - ext/solv_xfopen_fallback_fopencookie.h | 28 ++++++++ - 4 files changed, 164 insertions(+), 4 deletions(-) - create mode 100644 ext/solv_xfopen_fallback_fopencookie.c - create mode 100644 ext/solv_xfopen_fallback_fopencookie.h - -diff --git a/ext/CMakeLists.txt b/ext/CMakeLists.txt -index b8917a2..fac6c32 100644 ---- a/ext/CMakeLists.txt -+++ b/ext/CMakeLists.txt -@@ -4,6 +4,13 @@ SET (libsolvext_SRCS - SET (libsolvext_HEADERS - tools_util.h solv_xfopen.h testcase.h) - -+IF (NOT HAVE_FOPENCOOKIE AND NOT HAVE_FUNOPEN) -+ SET (libsolvext_SRCS ${libsolvext_SRCS} -+ solv_xfopen_fallback_fopencookie.c) -+ SET (libsolvext_HEADERS ${libsolvext_HEADERS} -+ solv_xfopen_fallback_fopencookie.h) -+ENDIF (NOT HAVE_FOPENCOOKIE AND NOT HAVE_FUNOPEN) -+ - IF (ENABLE_RPMDB OR ENABLE_RPMPKG) - SET (libsolvext_SRCS ${libsolvext_SRCS} - pool_fileconflicts.c repo_rpmdb.c) -diff --git a/ext/solv_xfopen.c b/ext/solv_xfopen.c -index 2c64bb6..eb3a3ad 100644 ---- a/ext/solv_xfopen.c -+++ b/ext/solv_xfopen.c -@@ -12,6 +12,10 @@ - #include <string.h> - #include <fcntl.h> - -+#if !defined(HAVE_FUNOPEN) && !defined(HAVE_FOPENCOOKIE) -+#include "solv_xfopen_fallback_fopencookie.h" -+#endif -+ - #include "solv_xfopen.h" - #include "util.h" - -@@ -21,7 +25,7 @@ static FILE *cookieopen(void *cookie, const char *mode, - ssize_t (*cwrite)(void *, const char *, size_t), - int (*cclose)(void *)) - { --#ifdef HAVE_FUNOPEN -+#if defined(HAVE_FUNOPEN) && !defined(HAVE_FOPENCOOKIE) - if (!cookie) - return 0; - return funopen(cookie, -@@ -30,7 +34,7 @@ static FILE *cookieopen(void *cookie, const char *mode, - (fpos_t (*)(void *, fpos_t, int))NULL, /* seekfn */ - cclose - ); --#elif defined(HAVE_FOPENCOOKIE) -+#else - cookie_io_functions_t cio; - - if (!cookie) -@@ -42,8 +46,6 @@ static FILE *cookieopen(void *cookie, const char *mode, - cio.write = cwrite; - cio.close = cclose; - return fopencookie(cookie, *mode == 'w' ? "w" : "r", cio); --#else --# error Need to implement custom I/O - #endif - } - -diff --git a/ext/solv_xfopen_fallback_fopencookie.c b/ext/solv_xfopen_fallback_fopencookie.c -new file mode 100644 -index 0000000..0ce2571 ---- /dev/null -+++ b/ext/solv_xfopen_fallback_fopencookie.c -@@ -0,0 +1,123 @@ -+/* -+ * Provides a very limited fopencookie() for environments with a libc -+ * that lacks it. -+ * -+ * Author: zhasha -+ * Modified for libsolv by Neal Gompa -+ * -+ * This program is licensed under the BSD license, read LICENSE.BSD -+ * for further information. -+ * -+ */ -+ -+#define _LARGEFILE64_SOURCE 1 -+#include <pthread.h> -+#include <stdio.h> -+#include <stdlib.h> -+#include <unistd.h> -+#include <fcntl.h> -+#include <sys/types.h> -+#include <errno.h> -+#include "solv_xfopen_fallback_fopencookie.h" -+ -+extern int pipe2(int[2], int); -+ -+struct ctx { -+ int fd; -+ void *cookie; -+ struct cookie_io_functions_t io; -+ char buf[1024]; -+}; -+ -+static void *proxy(void *arg) -+{ -+ struct ctx *ctx = arg; -+ ssize_t r; -+ size_t n; -+ -+ pthread_detach(pthread_self()); -+ -+ while (1) { -+ r = ctx->io.read ? -+ (ctx->io.read)(ctx->cookie, ctx->buf, sizeof(ctx->buf)) : -+ read(ctx->fd, ctx->buf, sizeof(ctx->buf)); -+ if (r < 0) { -+ if (errno != EINTR) { break; } -+ continue; -+ } -+ if (r == 0) { break; } -+ -+ while (n > 0) { -+ r = ctx->io.write ? -+ (ctx->io.write)(ctx->cookie, ctx->buf + ((size_t)r - n), n) : -+ write(ctx->fd, ctx->buf + ((size_t)r - n), n); -+ if (r < 0) { -+ if (errno != EINTR) { break; } -+ continue; -+ } -+ if (r == 0) { break; } -+ -+ n -= (size_t)r; -+ } -+ if (n > 0) { break; } -+ } -+ -+ if (ctx->io.close) { (ctx->io.close)(ctx->cookie); } -+ close(ctx->fd); -+ return NULL; -+} -+ -+FILE *fopencookie(void *cookie, const char *mode, struct cookie_io_functions_t io) -+{ -+ struct ctx *ctx = NULL; -+ int rd = 0, wr = 0; -+ int p[2] = { -1, -1 }; -+ FILE *f = NULL; -+ pthread_t dummy; -+ -+ switch (mode[0]) { -+ case 'a': -+ case 'r': rd = 1; break; -+ case 'w': wr = 1; break; -+ default: -+ errno = EINVAL; -+ return NULL; -+ } -+ switch (mode[1]) { -+ case '\0': break; -+ case '+': -+ if (mode[2] == '\0') { -+ errno = ENOTSUP; -+ return NULL; -+ } -+ default: -+ errno = EINVAL; -+ return NULL; -+ } -+ if (io.seek) { -+ errno = ENOTSUP; -+ return NULL; -+ } -+ -+ ctx = malloc(sizeof(*ctx)); -+ if (!ctx) { return NULL; } -+ if (pipe2(p, O_CLOEXEC) != 0) { goto err; } -+ if ((f = fdopen(p[wr], mode)) == NULL) { goto err; } -+ p[wr] = -1; -+ ctx->fd = p[rd]; -+ ctx->cookie = cookie; -+ ctx->io.read = rd ? io.read : NULL; -+ ctx->io.write = wr ? io.write : NULL; -+ ctx->io.seek = NULL; -+ ctx->io.close = io.close; -+ if (pthread_create(&dummy, NULL, proxy, ctx) != 0) { goto err; } -+ -+ return f; -+ -+err: -+ if (p[0] >= 0) { close(p[0]); } -+ if (p[1] >= 0) { close(p[1]); } -+ if (f) { fclose(f); } -+ free(ctx); -+ return NULL; -+} -diff --git a/ext/solv_xfopen_fallback_fopencookie.h b/ext/solv_xfopen_fallback_fopencookie.h -new file mode 100644 -index 0000000..6a7bfee ---- /dev/null -+++ b/ext/solv_xfopen_fallback_fopencookie.h -@@ -0,0 +1,28 @@ -+/* -+ * Provides a very limited fopencookie() for environments with a libc -+ * that lacks it. -+ * -+ * Author: zhasha -+ * Modified for libsolv by Neal Gompa -+ * -+ * This program is licensed under the BSD license, read LICENSE.BSD -+ * for further information. -+ * -+ */ -+ -+#ifndef SOLV_XFOPEN_FALLBACK_FOPENCOOKIE_H -+#define SOLV_XFOPEN_FALLBACK_FOPENCOOKIE_H -+ -+#include <stdio.h> -+#include <stdint.h> -+ -+typedef struct cookie_io_functions_t { -+ ssize_t (*read)(void *, char *, size_t); -+ ssize_t (*write)(void *, const char *, size_t); -+ int (*seek)(void *, off64_t, int); -+ int (*close)(void *); -+} cookie_io_functions_t; -+ -+FILE *fopencookie(void *cookie, const char *mode, struct cookie_io_functions_t io); -+ -+#endif --- -2.4.0 - |