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add two new functions pa_make_path_absolute()/pa_getcwd()

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1737 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-08-31 00:51:01 +00:00
parent c627871fdb
commit 6eb2f88c5d
2 changed files with 36 additions and 0 deletions
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33
src/pulsecore/core-util.c
View file

@ -1208,3 +1208,36 @@ char *pa_truncate_utf8(char *c, size_t l) {
return c;
}
char *pa_getcwd(void) {
size_t l = 128;
for (;;) {
char *p = pa_xnew(char, l);
if (getcwd(p, l))
return p;
if (errno != ERANGE)
return NULL;
pa_xfree(p);
l *= 2;
}
}
char *pa_make_path_absolute(const char *p) {
char *r;
char *cwd;
pa_assert(p);
if (p[0] == '/')
return pa_xstrdup(p);
if (!(cwd = pa_getcwd()))
return pa_xstrdup(p);
r = pa_sprintf_malloc("%s/%s", cwd, p);
pa_xfree(cwd);
return r;
}

3
src/pulsecore/core-util.h
View file

@ -97,6 +97,9 @@ int pa_snprintf(char *str, size_t size, const char *format, ...);
char *pa_truncate_utf8(char *c, size_t l);
char *pa_getcwd(void);
char *pa_make_path_absolute(const char *p);
static inline int pa_is_power_of_two(unsigned n) {
return !(n & (n - 1));
}