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authorWaldemar Brodkorb <wbx@uclibc-ng.org>2016-01-02 16:48:54 +0100
committerWaldemar Brodkorb <wbx@uclibc-ng.org>2016-01-02 16:57:04 +0100
commit0df690c66b2fdf0bf9d85ee83ca8dc3596a3d1c6 (patch)
treec7783d6f080c5e4a0b2548cf0768bb35870ecbeb /libc/pwd_grp/pwd_grp_internal.c
parent1957edde77a0c228fcdcc3c3716f4529a48610a4 (diff)
libc/pwd_grp: Allocate buffers for non-reentrant functions dynamically
Saves 3k bss with default buffer size(256). text data bss dec hex filename - 61 0 272 333 14d fgetgrent.os - 61 0 284 345 159 fgetpwent.os - 61 0 292 353 161 fgetspent.os - 57 0 272 329 149 getgrent.os - 61 0 272 333 14d getgrgid.os - 61 0 272 333 14d getgrnam.os - 57 0 284 341 155 getpwent.os - 61 0 284 345 159 getpwnam.os - 61 0 284 345 159 getpwuid.os - 57 0 292 349 15d getspent.os - 61 0 292 353 161 getspnam.os - 61 0 292 353 161 sgetspent.os + 94 0 20 114 72 fgetgrent.os + 94 0 32 126 7e fgetpwent.os + 94 0 40 134 86 fgetspent.os + 87 0 20 107 6b getgrent.os + 94 0 20 114 72 getgrgid.os + 94 0 20 114 72 getgrnam.os + 87 0 32 119 77 getpwent.os + 94 0 32 126 7e getpwnam.os + 94 0 32 126 7e getpwuid.os + 87 0 40 127 7f getspent.os + 94 0 40 134 86 getspnam.os + 94 0 40 134 86 sgetspent.os ===================================================== +387 -3024 Signed-off-by: Leonid Lisovskiy <lly.dev@gmail.com>
Diffstat (limited to 'libc/pwd_grp/pwd_grp_internal.c')
-rw-r--r--libc/pwd_grp/pwd_grp_internal.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/libc/pwd_grp/pwd_grp_internal.c b/libc/pwd_grp/pwd_grp_internal.c
index 104f532e4..f82c298d5 100644
--- a/libc/pwd_grp/pwd_grp_internal.c
+++ b/libc/pwd_grp/pwd_grp_internal.c
@@ -26,6 +26,7 @@
#include <string.h>
#include <stddef.h>
#include <errno.h>
+#include <malloc.h>
#include <assert.h>
#include <ctype.h>
#include <pwd.h>
@@ -92,14 +93,17 @@ libc_hidden_def(GETXXKEY_R_FUNC)
GETXXKEY_ENTTYPE *GETXXKEY_FUNC(GETXXKEY_ADD_PARAMS)
{
- static char buffer[GETXXKEY_BUFLEN];
+ static char *buffer = NULL;
static GETXXKEY_ENTTYPE resultbuf;
GETXXKEY_ENTTYPE *result;
+ if (buffer == NULL)
+ buffer = (char *)__uc_malloc(GETXXKEY_BUFLEN);
+
# ifdef GETXXKEY_ADD_VARIABLES
- REENTRANT_NAME(GETXXKEY_ADD_VARIABLES, &resultbuf, buffer, sizeof(buffer), &result);
+ REENTRANT_NAME(GETXXKEY_ADD_VARIABLES, &resultbuf, buffer, GETXXKEY_BUFLEN, &result);
# else
- REENTRANT_NAME(&resultbuf, buffer, sizeof(buffer), &result);
+ REENTRANT_NAME(&resultbuf, buffer, GETXXKEY_BUFLEN, &result);
# endif
return result;
}