https://perl5.git.perl.org / metaconfig.git / blame
| Commit | Line | Data |
|---|---|---|
| d8875586 MBT |
1 | ?RCS: $Id: d_scannl.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_scannl.U,v $ | |
| 12 | ?RCS: Revision 3.0.1.2 1997/02/28 15:41:27 ram | |
| 13 | ?RCS: patch61: added ?F: metalint hint | |
| 14 | ?RCS: | |
| 15 | ?RCS: Revision 3.0.1.1 1995/07/25 13:59:12 ram | |
| 16 | ?RCS: patch56: made cc and ccflags optional dependencies | |
| 17 | ?RCS: | |
| 18 | ?RCS: Revision 3.0 1993/08/18 12:07:00 ram | |
| 19 | ?RCS: Baseline for dist 3.0 netwide release. | |
| 20 | ?RCS: | |
| 21 | ?X: | |
| 22 | ?X: Does the scanf routine read "\n" corretly ? This is was not | |
| 23 | ?X: the case on AIX... | |
| 24 | ?X: | |
| 25 | ?MAKE:d_scannl: cat +cc +ccflags rm Setvar | |
| 26 | ?MAKE: -pick add $@ %< | |
| 27 | ?S:d_scannl: | |
| 28 | ?S: This variable conditionally defines SCAN_NL, which indicates | |
| 29 | ?S: wether the C library routines scanf() and friends can deal with | |
| 30 | ?S: a '\n' in the input correctly. They do most of the time. | |
| 31 | ?S:. | |
| 32 | ?C:SCAN_NL: | |
| 33 | ?C: This symbol is defined if the C library routines scanf() and friends | |
| 34 | ?C: can deal with a '\n' in the input correctly, so that you can say | |
| 35 | ?C: scanf("%d\n"); instead of scanf("%d"); getc(c); to handle the '\n'. | |
| 36 | ?C:. | |
| 37 | ?H:#$d_scannl SCAN_NL /* scanf("%d\n") works */ | |
| 38 | ?H:. | |
| 39 | ?F:!try | |
| 40 | ?LINT:set d_scannl | |
| 41 | : does scanf handle "\n" correctly ? | |
| 42 | echo " " | |
| 43 | val="$define" | |
| 44 | ?X: I really want to say "\n" instead of '\n', becasue I am refering | |
| 45 | ?X: to the string given as argument to scanf(). | |
| 46 | echo 'Let'"'"'s see if scanf() handles "\\n" correctly...' >&4 | |
| 47 | $cat >try.c <<'EOCP' | |
| 48 | int main() | |
| 49 | { | |
| 50 | int i = 0, j = 0; | |
| 51 | scanf("%d\n%d", &i, &j); | |
| 52 | if (j != 3) | |
| 53 | exit(1); | |
| 54 | exit(0); | |
| 55 | } | |
| 56 | EOCP | |
| 57 | if $cc $ccflags -o try try.c >/dev/null 2>&1; then | |
| 58 | if ./try <<'EOD' | |
| 59 | 2 | |
| 60 | 3 | |
| 61 | EOD | |
| 62 | then | |
| 63 | echo "Yes, it does." | |
| 64 | else | |
| 65 | echo "No, it doesn't." | |
| 66 | val="$undef" | |
| 67 | fi | |
| 68 | else | |
| 69 | echo "(I can't seem to compile the test program. Assuming it does.)" | |
| 70 | fi | |
| 71 | set d_scannl | |
| 72 | eval $setvar | |
| 73 | $rm -f try.* try | |
| 74 |