https://perl5.git.perl.org / metaconfig.git / blame
| Commit | Line | Data |
|---|---|---|
| d8875586 MBT |
1 | ?RCS: $Id: d_PORTAR.U 1 2006-08-24 12:32:52Z rmanfredi $ |
| 2 | ?RCS: | |
| 3 | ?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi | |
| 4 | ?RCS: | |
| 5 | ?RCS: You may redistribute only under the terms of the Artistic Licence, | |
| 6 | ?RCS: as specified in the README file that comes with the distribution. | |
| 7 | ?RCS: You may reuse parts of this distribution only within the terms of | |
| 8 | ?RCS: that same Artistic Licence; a copy of which may be found at the root | |
| 9 | ?RCS: of the source tree for dist 4.0. | |
| 10 | ?RCS: | |
| 11 | ?RCS: $Log: d_PORTAR.U,v $ | |
| 12 | ?RCS: Revision 3.0.1.1 1994/10/29 16:08:42 ram | |
| 13 | ?RCS: patch36: added ?F: line for metalint file checking | |
| 14 | ?RCS: | |
| 15 | ?RCS: Revision 3.0 1993/08/18 12:05:40 ram | |
| 16 | ?RCS: Baseline for dist 3.0 netwide release. | |
| 17 | ?RCS: | |
| 18 | ?MAKE:d_PORTAR: cat +cc rm Setvar | |
| 19 | ?MAKE: -pick add $@ %< | |
| 20 | ?S:d_PORTAR: | |
| 21 | ?S: This variable conditionally handles definition of PORTAR, | |
| 22 | ?S: a creation of greater minds than I can imagine. | |
| 23 | ?S:. | |
| 24 | ?C:PORTAR: | |
| 25 | ?C: This manifest constant must be defined to 1 for some implementations | |
| 26 | ?C: of ar.h to get the portable ar most everybody uses. | |
| 27 | ?C:. | |
| 28 | ?L:ar_fmag: | |
| 29 | ?L:ARFMAG: | |
| 30 | ?L:SARMAG: | |
| 31 | ?H:#$d_PORTAR PORTAR 1 /**/ | |
| 32 | ?H:. | |
| 33 | ?F:!portar | |
| 34 | ?LINT:set d_PORTAR | |
| 35 | : see if we need to define PORTAR | |
| 36 | echo " " | |
| 37 | echo 'Checking to see if we need to define PORTAR for portable archives...' >&4 | |
| 38 | $cat >portar.c <<'EOCP' | |
| 39 | #include <ar.h> | |
| 40 | int main() { | |
| 41 | char *arfmag = ARFMAG; | |
| 42 | int sarmag = SARMAG; | |
| 43 | struct ar_hdr arh; | |
| 44 | ||
| 45 | strncpy(arh.ar_fmag, arfmag, 2); | |
| 46 | ||
| 47 | #ifdef PORTAR | |
| 48 | printf("D\n"); | |
| 49 | #else | |
| 50 | printf("U\n"); | |
| 51 | #endif | |
| 52 | exit(0);} | |
| 53 | EOCP | |
| 54 | if $cc -o portar portar.c >/dev/null 2>&1 || \ | |
| 55 | $cc -DPORTAR=1 -o portar portar.c >/dev/null 2>&1 ; then | |
| 56 | case "`./portar`" in | |
| 57 | D) | |
| 58 | val="$define" | |
| 59 | echo "We'll be defining PORTAR for you." | |
| 60 | ;; | |
| 61 | U) | |
| 62 | val="$undef" | |
| 63 | echo "We don't seem to need PORTAR defined here." | |
| 64 | ;; | |
| 65 | *) | |
| 66 | val="$define" | |
| 67 | echo "(My test program gave me an unexpected value!)" | |
| 68 | echo "I'll just define PORTAR to be sure." | |
| 69 | ;; | |
| 70 | esac | |
| 71 | else | |
| 72 | echo "(Strange, I couldn't get my test program to compile.)" | |
| 73 | echo "We'll just define PORTAR in this case." | |
| 74 | val="$define" | |
| 75 | fi | |
| 76 | set d_PORTAR | |
| 77 | eval $setvar | |
| 78 | $rm -f portar* | |
| 79 |