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Allow for systems that do not have S_IR* defined values 

Do not call realloc with a NULL pointer

From-SVN: r30391
This commit is contained in:
Bruce Korb 1999-11-04 14:50:44 +00:00
parent eae48b73bd
commit 063174eeda
3 changed files with 31 additions and 4 deletions
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10
gcc/ChangeLog
View File

@ -2,6 +2,16 @@ Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
* haifa-sched.c (schedule_block): Fix thinko.
1999-11-03 James McKelvey <mckelvey@fafnir.com>
* fixinc/fixincl.c(create_file): Allow for systems that do not have
S_IR* defined values
1999-11-03 Philippe De Muyter <phdm@macqel.be>
* fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
call `malloc' instead.
Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
* flags.h (flag_renumber_insns): Declare.

20
gcc/fixinc/fixincl.c
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@ -636,7 +636,22 @@ run_compiles ()
Input: the name of the file to create
Returns: a file pointer to the new, open file */
#define S_IRALL (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
#if defined(S_IRUSR) && defined(S_IWUSR) && \
defined(S_IRGRP) && defined(S_IROTH)
# define S_IRALL (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
#else
# define S_IRALL 0644
#endif
#if defined(S_IRWXU) && defined(S_IRGRP) && defined(S_IXGRP) && \
defined(S_IROTH) && defined(S_IXOTH)
# define S_DIRALL (S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)
#else
# define S_DIRALL 0755
#endif
FILE *
create_file ()
@ -660,8 +675,7 @@ create_file ()
*pz_dir = NUL;
if (stat (fname, &stbf) < 0)
{
mkdir (fname, S_IFDIR | S_IRWXU | S_IRGRP | S_IXGRP
| S_IROTH | S_IXOTH);
mkdir (fname, S_IFDIR | S_DIRALL);
}
*pz_dir = '/';

5
gcc/fixinc/fixlib.c
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@ -23,7 +23,10 @@ load_file_data (fp)
if (space_left < 1024)
{
space_left += 4096;
pz_data = realloc ((void*)pz_data, space_left + space_used + 1 );
if (pz_data)
pz_data = realloc ((void*)pz_data, space_left + space_used + 1 );
else
pz_data = malloc (space_left + space_used + 1 );
}
size_read = fread (pz_data + space_used, 1, space_left, fp);