Mercurial > hg > CbC > CbC_gcc
annotate libiberty/choose-temp.c @ 108:7ad14f446135
add CbC-example/rectypeTest/
| author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 14 Jun 2012 20:30:24 +0900 |
| parents | 77e2b8dfacca |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Utility to pick a temporary filename prefix. |
| 2 Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. | |
| 3 | |
| 4 This file is part of the libiberty library. | |
| 5 Libiberty is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 10 Libiberty is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with libiberty; see the file COPYING.LIB. If not, | |
| 17 write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, | |
| 18 Boston, MA 02110-1301, USA. */ | |
| 19 | |
| 20 #ifdef HAVE_CONFIG_H | |
| 21 #include "config.h" | |
| 22 #endif | |
| 23 | |
| 24 #include <stdio.h> /* May get P_tmpdir. */ | |
|
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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25 #include <sys/types.h> |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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26 #ifdef HAVE_UNISTD_H |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
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27 #include <unistd.h> |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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28 #endif |
| 0 | 29 #ifdef HAVE_STDLIB_H |
| 30 #include <stdlib.h> | |
| 31 #endif | |
| 32 #ifdef HAVE_STRING_H | |
| 33 #include <string.h> | |
| 34 #endif | |
| 35 | |
| 36 #include "libiberty.h" | |
| 37 extern char *choose_tmpdir (void); | |
| 38 | |
| 39 /* Name of temporary file. | |
| 40 mktemp requires 6 trailing X's. */ | |
| 41 #define TEMP_FILE "ccXXXXXX" | |
| 42 #define TEMP_FILE_LEN (sizeof(TEMP_FILE) - 1) | |
| 43 | |
| 44 /* | |
| 45 | |
| 46 @deftypefn Extension char* choose_temp_base (void) | |
| 47 | |
| 48 Return a prefix for temporary file names or @code{NULL} if unable to | |
| 49 find one. The current directory is chosen if all else fails so the | |
| 50 program is exited if a temporary directory can't be found (@code{mktemp} | |
| 51 fails). The buffer for the result is obtained with @code{xmalloc}. | |
| 52 | |
| 53 This function is provided for backwards compatibility only. Its use is | |
| 54 not recommended. | |
| 55 | |
| 56 @end deftypefn | |
| 57 | |
| 58 */ | |
| 59 | |
| 60 char * | |
| 61 choose_temp_base (void) | |
| 62 { | |
| 63 const char *base = choose_tmpdir (); | |
| 64 char *temp_filename; | |
| 65 int len; | |
| 66 | |
| 67 len = strlen (base); | |
| 68 temp_filename = XNEWVEC (char, len + TEMP_FILE_LEN + 1); | |
| 69 strcpy (temp_filename, base); | |
| 70 strcpy (temp_filename + len, TEMP_FILE); | |
| 71 | |
| 72 if (mktemp (temp_filename) == 0) | |
| 73 abort (); | |
| 74 return temp_filename; | |
| 75 } |