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apply debian/patches/06_md.diff

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10907 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2008-11-03 14:03:52 +00:00
commit 6f3603a05a
1 changed files with 54 additions and 0 deletions
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54
CCache/ccache.c
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@ -646,6 +646,13 @@ static void process_args(int argc, char **argv)
int found_S_opt = 0;
struct stat st;
char *e;
/* is gcc being asked to output dependencies? */
int generating_dependencies = 0;
/* is the dependency makefile name overridden with -MF? */
int dependency_filename_specified = 0;
/* is the dependency makefile target name specified with -MQ or -MF? */
int dependency_target_specified = 0;
stripped_args = args_init(0, NULL);
@ -724,6 +731,18 @@ static void process_args(int argc, char **argv)
continue;
}
/* These options require special handling, because they
behave differently with gcc -E, when the output
file is not specified. */
if (strcmp(argv[i], "-MD") == 0 || strcmp(argv[i], "-MMD") == 0) {
generating_dependencies = 1;
} else if (strcmp(argv[i], "-MF") == 0) {
dependency_filename_specified = 1;
} else if (strcmp(argv[i], "-MQ") == 0 || strcmp(argv[i], "-MT") == 0) {
dependency_target_specified = 1;
}
/* options that take an argument */
{
const char *opts[] = {"-I", "-include", "-imacros", "-iprefix",
@ -836,6 +855,41 @@ static void process_args(int argc, char **argv)
p[2] = 0;
}
/* If dependencies are generated, configure the preprocessor */
if (generating_dependencies && output_file) {
if (!dependency_filename_specified) {
char *default_depfile_name = x_strdup(output_file);
char *p = strrchr(default_depfile_name, '.');
if (p) {
if (strlen(p) < 2) {
stats_update(STATS_ARGS);
failed();
return;
}
*p = 0;
}
else {
int len = p - default_depfile_name;
p = x_malloc(len + 3);
strncpy(default_depfile_name, p, len - 1);
free(default_depfile_name);
default_depfile_name = p;
}
strcat(default_depfile_name, ".d");
args_add(stripped_args, "-MF");
args_add(stripped_args, default_depfile_name);
}
if (!dependency_target_specified) {
args_add(stripped_args, "-MT");
args_add(stripped_args, output_file);
}
}
/* cope with -o /dev/null */
if (strcmp(output_file,"/dev/null") != 0 && stat(output_file, &st) == 0 && !S_ISREG(st.st_mode)) {
cc_log("Not a regular file %s\n", output_file);