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Fix AC_FUNC_MMAP regression with C++ compiler in 2.65.

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* lib/autoconf/functions.m4 (AC_FUNC_MMAP): Use const char*
for the constant string.  Cast void* to char* for assignment.
* NEWS, THANKS: Update.
Report by Michal Čihař.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
This commit is contained in:
Ralf Wildenhues 2009-11-24 11:36:53 +01:00
parent 5372e97391
commit 119e8f8a2d
4 changed files with 16 additions and 3 deletions
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6
ChangeLog
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@ -1,5 +1,11 @@
2009-11-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> 2009-11-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Fix AC_FUNC_MMAP regression with C++ compiler in 2.65.
* lib/autoconf/functions.m4 (AC_FUNC_MMAP): Use const char*
for the constant string. Cast void* to char* for assignment.
* NEWS, THANKS: Update.
Report by Michal Čihař.
Add pgfortran to list of Fortran 95+ compilers. Add pgfortran to list of Fortran 95+ compilers.
* lib/autoconf/fortran.m4 (_AC_F95_FC): Add pgfortran before * lib/autoconf/fortran.m4 (_AC_F95_FC): Add pgfortran before
pgf95. pgf95.

5
NEWS
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@ -1,5 +1,10 @@
GNU Autoconf NEWS - User visible changes. GNU Autoconf NEWS - User visible changes.
* Major changes in Autoconf 2.65a (????-??-??) [experimental]
Released by ???? ????
** AC_FUNC_MMAP works in C++ mode again. Regression introduced in 2.64.
* Major changes in Autoconf 2.65 (2009-11-21) [stable] * Major changes in Autoconf 2.65 (2009-11-21) [stable]
Released by Eric Blake, based on git versions 2.64.*. Released by Eric Blake, based on git versions 2.64.*.

1
THANKS
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@ -250,6 +250,7 @@ Matthew D. Langston langston@SLAC.Stanford.EDU
Matthew Mueller donut@azstarnet.com Matthew Mueller donut@azstarnet.com
Matthew Woehlke mw_triad@users.sourceforge.net Matthew Woehlke mw_triad@users.sourceforge.net
Matthias Andree matthias.andree@gmx.de Matthias Andree matthias.andree@gmx.de
Michal Čihař nijel@debian.org
Michael Elizabeth Chastain chastain@cygnus.com Michael Elizabeth Chastain chastain@cygnus.com
Michael Jenning ? Michael Jenning ?
Michael Matz matz@kde.org Michael Matz matz@kde.org

7
lib/autoconf/functions.m4
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@ -1258,6 +1258,7 @@ int
main () main ()
{ {
char *data, *data2, *data3; char *data, *data2, *data3;
const char *cdata2;
int i, pagesize; int i, pagesize;
int fd, fd2; int fd, fd2;
@ -1282,10 +1283,10 @@ main ()
fd2 = open ("conftest.txt", O_RDWR | O_CREAT | O_TRUNC, 0600); fd2 = open ("conftest.txt", O_RDWR | O_CREAT | O_TRUNC, 0600);
if (fd2 < 0) if (fd2 < 0)
return 4; return 4;
data2 = ""; cdata2 = "";
if (write (fd2, data2, 1) != 1) if (write (fd2, cdata2, 1) != 1)
return 5; return 5;
data2 = mmap (0, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd2, 0L); data2 = (char *) mmap (0, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd2, 0L);
if (data2 == MAP_FAILED) if (data2 == MAP_FAILED)
return 6; return 6;
for (i = 0; i < pagesize; ++i) for (i = 0; i < pagesize; ++i)