Signed-off-by: Fredrik Kuivinen <frekui@xxxxxxxxx>
---
builtin/grep.c | 2 +-
builtin/pack-objects.c | 4 ++--
git-compat-util.h | 8 ++++++++
preload-index.c | 2 +-
run-command.c | 3 ++-
wrapper.c | 22 ++++++++++++++++------
6 files changed, 30 insertions(+), 11 deletions(-)
diff --git a/builtin/grep.c b/builtin/grep.c
index 9d30ddb..78b0bf4 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -236,7 +236,7 @@ static void start_threads(struct grep_opt *opt)
struct grep_opt *o = grep_opt_dup(opt);
o->output = strbuf_out;
compile_grep_patterns(o);
- err = pthread_create(&threads[i], NULL, run, o);
+ err = xpthread_create(&threads[i], NULL, run, o);
if (err)
die("grep: failed to create thread: %s",
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 9780258..022b6a8 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -1651,8 +1651,8 @@ static void ll_find_deltas(struct object_entry **list, unsigned list_size,
continue;
pthread_mutex_init(&p[i].mutex, NULL);
pthread_cond_init(&p[i].cond, NULL);
- ret = pthread_create(&p[i].thread, NULL,
- threaded_find_deltas, &p[i]);
+ ret = xpthread_create(&p[i].thread, NULL,
+ threaded_find_deltas, &p[i]);
if (ret)
die("unable to create thread: %s", strerror(ret));
active_threads++;
diff --git a/git-compat-util.h b/git-compat-util.h
index aebd9cd..fe10901 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -140,6 +140,10 @@ extern char *gitbasename(char *);
#include <openssl/err.h>
#endif
+#ifndef NO_PTHREADS
+#include <pthread.h>
+#endif
+
/* On most systems <limits.h> would have given us this, but
* not on some systems (e.g. GNU/Hurd).
*/
@@ -356,6 +360,10 @@ static inline void *gitmempcpy(void *dest, const void *src, size_t n)
extern void release_pack_memory(size_t, int);
+#ifndef NO_PTHREADS
+extern int xpthread_create(pthread_t *thread, const pthread_attr_t *attr,
+ void *(*start_routine)(void*), void *arg);
+#endif
extern char *xstrdup(const char *str);
extern void *xmalloc(size_t size);
extern void *xmallocz(size_t size);
diff --git a/preload-index.c b/preload-index.c
index e3d0bda..250bb0b 100644
--- a/preload-index.c
+++ b/preload-index.c
@@ -86,7 +86,7 @@ static void preload_index(struct index_state *index, const char **pathspec)
p->offset = offset;
p->nr = work;
offset += work;
- if (pthread_create(&p->pthread, NULL, preload_thread, p))
+ if (xpthread_create(&p->pthread, NULL, preload_thread, p))
die("unable to create threaded lstat");
}
for (i = 0; i < threads; i++) {
diff --git a/run-command.c b/run-command.c
index e996b21..1e4def4 100644
--- a/run-command.c
+++ b/run-command.c
@@ -568,7 +568,8 @@ int start_async(struct async *async)
async->proc_in = proc_in;
async->proc_out = proc_out;
{
- int err = pthread_create(&async->tid, NULL, run_thread, async);
+ int err = xpthread_create(&async->tid, NULL, run_thread,
+ async);
if (err) {
error("cannot create thread: %s", strerror(err));
goto error;
diff --git a/wrapper.c b/wrapper.c
index 9c71b21..e7140d1 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -15,19 +15,29 @@ char *xstrdup(const char *str)
return ret;
}
+static int multiple_threads;
+#ifndef NO_PTHREADS
+int xpthread_create(pthread_t *thread, const pthread_attr_t *attr,
+ void *(*start_routine)(void*), void *arg)
+{
+ multiple_threads = 1;
+ return pthread_create(thread, attr, start_routine, arg);
+}
+#endif
+
void *xmalloc(size_t size)
{
void *ret = malloc(size);
if (!ret && !size)
ret = malloc(1);
- if (!ret) {
+ if (!ret && !multiple_threads) {
release_pack_memory(size, -1);
ret = malloc(size);
if (!ret && !size)
ret = malloc(1);
- if (!ret)
- die("Out of memory, malloc failed");
}
+ if (!ret)
+ die("Out of memory, malloc failed");
#ifdef XMALLOC_POISON
memset(ret, 0xA5, size);
#endif
@@ -66,14 +76,14 @@ void *xrealloc(void *ptr, size_t size)
void *ret = realloc(ptr, size);
if (!ret && !size)
ret = realloc(ptr, 1);
- if (!ret) {
+ if (!ret && !multiple_threads) {
release_pack_memory(size, -1);
ret = realloc(ptr, size);
if (!ret && !size)
ret = realloc(ptr, 1);
- if (!ret)
- die("Out of memory, realloc failed");
}
+ if (!ret)
+ die("Out of memory, realloc failed");
return ret;
}
--
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