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Hurd compat fixes. Mostly dealing with absent PATH_MAX

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Signed-off-by: Jérémie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Jérémie Koenig 2010-03-26 19:08:53 +01:00 • committed by Denys Vlasenko
parent 35fdb1bc9c
commit fbedacfc8c
13 changed files with 85 additions and 61 deletions
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22
scripts/basic/docproc.c
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@ -79,7 +79,9 @@ void exec_kernel_doc(char **svec)
{
pid_t pid;
int ret;
char real_filename[PATH_MAX + 1];
char *real_filename;
int rflen;
/* Make sure output generated so far are flushed */
fflush(stdout);
switch(pid=fork()) {
@ -87,10 +89,11 @@ void exec_kernel_doc(char **svec)
perror("fork");
exit(1);
case 0:
memset(real_filename, 0, sizeof(real_filename));
strncat(real_filename, getenv("SRCTREE"), PATH_MAX);
strncat(real_filename, KERNELDOCPATH KERNELDOC,
PATH_MAX - strlen(real_filename));
rflen = strlen(getenv("SRCTREE"));
rflen += strlen(KERNELDOCPATH KERNELDOC);
real_filename = alloca(rflen + 1);
strcpy(real_filename, getenv("SRCTREE"));
strcat(real_filename, KERNELDOCPATH KERNELDOC);
execvp(real_filename, svec);
fprintf(stderr, "exec ");
perror(real_filename);
@ -166,11 +169,10 @@ void find_export_symbols(char * filename)
struct symfile *sym;
char line[MAXLINESZ];
if (filename_exist(filename) == NULL) {
char real_filename[PATH_MAX + 1];
memset(real_filename, 0, sizeof(real_filename));
strncat(real_filename, getenv("SRCTREE"), PATH_MAX);
strncat(real_filename, filename,
PATH_MAX - strlen(real_filename));
int rflen = strlen(getenv("SRCTREE")) + strlen(filename);
char *real_filename = alloca(rflen + 1);
strcpy(real_filename, getenv("SRCTREE"));
strcat(real_filename, filename);
sym = add_new_file(filename);
fp = fopen(real_filename, "r");
if (fp == NULL)